libervia-backend: libervia/frontends/tools/webrtc.py annotate

annotate libervia/frontends/tools/webrtc.py @ 4268:51d004e50786

docker (backend): set `+use_local_shared_tmp` in conf.

author	Goffi <goffi@goffi.org>
date	Thu, 13 Jun 2024 13:22:41 +0200
parents	79c8a70e1813
children	0d7bb4df2343

rev	line source
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1 #!/usr/bin/env python3
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	2
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	3 # Libervia WebRTC implementation
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	4 # Copyright (C) 2009-2023 Jérôme Poisson (goffi@goffi.org)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	5
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	6 # This program is free software: you can redistribute it and/or modify
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	7 # it under the terms of the GNU Affero General Public License as published by
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	8 # the Free Software Foundation, either version 3 of the License, or
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	9 # (at your option) any later version.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	10
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	11 # This program is distributed in the hope that it will be useful,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	14 # GNU Affero General Public License for more details.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	15
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	16 # You should have received a copy of the GNU Affero General Public License
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	18
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	19 from collections.abc import Awaitable
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	20 import gi
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	21
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	22 gi.require_versions({"Gst": "1.0", "GstWebRTC": "1.0"})
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	23 from gi.repository import Gst, GstWebRTC, GstSdp
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	24
4145 970b6209526a frontends (tools/webrtc): Better message on Python override missing: Goffi <goffi@goffi.org> parents: 4139 diff changeset	25 from libervia.backend.core import exceptions
970b6209526a frontends (tools/webrtc): Better message on Python override missing: Goffi <goffi@goffi.org> parents: 4139 diff changeset	26
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	27 try:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	28 from gi.overrides import Gst as _
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	29 except ImportError:
4145 970b6209526a frontends (tools/webrtc): Better message on Python override missing: Goffi <goffi@goffi.org> parents: 4139 diff changeset	30 raise exceptions.MissingModule(
970b6209526a frontends (tools/webrtc): Better message on Python override missing: Goffi <goffi@goffi.org> parents: 4139 diff changeset	31 "No GStreamer Python overrides available. Please install relevant packages on "
970b6209526a frontends (tools/webrtc): Better message on Python override missing: Goffi <goffi@goffi.org> parents: 4139 diff changeset	32 "your system (e.g., `python3-gst-1.0` on Debian and derivatives)."
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	33 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	34 import asyncio
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	35 from datetime import datetime
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	36 import logging
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	37 import re
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	38 from typing import Callable, Final
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	39 from urllib.parse import quote_plus
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	40
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	41 from libervia.backend.tools.common import data_format
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	42 from libervia.frontends.tools import aio, display_servers, jid
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	43 from .webrtc_models import (
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	44 CallData,
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	45 SinksApp,
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	46 SinksAuto,
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	47 SinksData,
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	48 SinksDataChannel,
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	49 SinksNone,
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	50 SourcesAuto,
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	51 SourcesData,
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	52 SourcesDataChannel,
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	53 SourcesNone,
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	54 SourcesPipeline,
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	55 SourcesTest,
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	56 )
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	57
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	58 current_server = display_servers.detect()
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	59 if current_server == display_servers.X11:
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	60 # GSTreamer's ximagesrc documentation asks to run this function
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	61 import ctypes
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	62
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	63 ctypes.CDLL("libX11.so.6").XInitThreads()
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	64
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	65
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	66 log = logging.getLogger(__name__)
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	67 VIDEO_SOURCE_AUTO: Final = "v4l2src"
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	68 AUDIO_SOURCE_AUTO: Final = "pulsesrc"
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	69 NONE_NOT_IMPLEMENTED_MSG: Final = "None value is not handled yet."
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	70
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	71 Gst.init(None)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	72
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	73
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	74 class WebRTC:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	75 """GSTreamer based WebRTC implementation for audio and video communication.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	76
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	77 This class encapsulates the WebRTC functionalities required for initiating and
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	78 handling audio and video calls, and data channels.
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	79 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	80
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	81 def __init__(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	82 self,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	83 bridge,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	84 profile: str,
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	85 sources_data: SourcesData\|None = None,
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	86 sinks_data: SinksData\|None = None,
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	87 reset_cb: Callable \| None = None,
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	88 merge_pip: bool \| None = None,
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	89 target_size: tuple[int, int] \| None = None,
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	90 call_start_cb: Callable[[str, dict, str], Awaitable[str]] \| None = None,
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	91 dc_data_list: list[SourcesDataChannel\|SinksDataChannel]\|None = None
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	92 ) -> None:
4209 fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	93 """Initializes a new WebRTC instance.
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	94
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	95 @param bridge: An instance of backend bridge.
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	96 @param profile: Libervia profile.
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	97 @param sources_data: Data of the sources.
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	98 The model used will determine which sources to use.
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	99 SourcesDataChannel can be used here as a convenience. It will then be moved
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	100 to ``data_channels`` and ``SourcesNone`` will be used instead for
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	101 ``sources_data``.
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	102 If None, SourcesAuto will be used.
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	103 @param sinks_data: Data of the sinks.
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	104 The model used will determine which sinks to use.
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	105 SinksDataChannel can be used here as a convenience. It will then be moved
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	106 to ``data_channels`` and ``SinksNone`` will be used instead for
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	107 ``sinks_data``.
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	108 If None, SinksAuto will be used.
4209 fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	109 @param reset_cb: An optional Callable that is triggered on reset events. Can be
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	110 used to reset UI data on new calls.
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	111 @param merge_pip: A boolean flag indicating whether Picture-in-Picture mode is
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	112 enabled. When PiP is used, local feedback is merged to remote video stream.
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	113 Only one video stream is then produced (the local one).
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	114 If None, PiP mode is selected automatically according to selected sink (it's
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	115 used for SinksAuto only for now).
4209 fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	116 @param target_size: Expected size of the final sink stream. Mainly use by composer
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	117 when ``merge_pip`` is set.
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	118 None to autodetect (no real autodetection implemeted yet, default to
4209 fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	119 (1280,720)).
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	120 @param call_start_cb: Called when call is started.
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	121 @param dc_data_list: Data Channels to create.
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	122 If a SourcesDataChannel is used as ``sources_data``, or a SinksDataChannel is
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	123 used as ``sinks_data``, they will be automatically added to this list.
4209 fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	124 """
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	125 self.main_loop = asyncio.get_event_loop()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	126 self.bridge = bridge
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	127 self.profile = profile
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	128 self.pipeline = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	129 self._audio_muted = False
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	130 self._video_muted = False
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	131 self._desktop_sharing = False
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	132 self.desktop_sharing_data = None
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	133 if dc_data_list is None:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	134 dc_data_list = []
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	135 self.dc_data_list = dc_data_list
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	136 if sources_data is None:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	137 sources_data = SourcesAuto()
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	138 elif isinstance(sources_data, SourcesDataChannel):
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	139 dc_data_list.append(sources_data)
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	140 sources_data = SourcesNone()
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	141 self.sources_data = sources_data
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	142 if sinks_data is None:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	143 sinks_data = SinksAuto()
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	144 elif isinstance(sinks_data, SinksDataChannel):
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	145 dc_data_list.append(sinks_data)
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	146 sinks_data = SinksNone()
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	147 self.sinks_data = sinks_data
4209 fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	148 if target_size is None:
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	149 target_size = (1280, 720)
4209 fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	150 self.target_width, self.target_height = target_size
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	151 if merge_pip is None:
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	152 merge_pip = isinstance(sinks_data, SinksAuto)
4209 fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	153 self.merge_pip = merge_pip
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	154 if call_start_cb is None:
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	155 call_start_cb = self._call_start
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	156 self.call_start_cb = call_start_cb
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	157 if isinstance(sinks_data, SinksApp):
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	158 if merge_pip and sinks_data.remote_video_cb is not None:
4209 fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	159 raise ValueError("Remote_video_cb can't be used when merge_pip is used!")
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	160 self.reset_cb = reset_cb
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	161 if current_server == display_servers.WAYLAND:
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	162 from .portal_desktop import DesktopPortal
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	163
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	164 self.desktop_portal = DesktopPortal(
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	165 on_session_closed_cb=self.on_portal_session_closed
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	166 )
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	167 else:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	168 self.desktop_portal = None
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	169 self.reset_instance()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	170
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	171 @property
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	172 def audio_muted(self):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	173 return self._audio_muted
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	174
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	175 @audio_muted.setter
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	176 def audio_muted(self, muted: bool) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	177 if muted != self._audio_muted:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	178 self._audio_muted = muted
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	179 self.on_audio_mute(muted)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	180
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	181 @property
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	182 def video_muted(self):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	183 return self._video_muted
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	184
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	185 @video_muted.setter
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	186 def video_muted(self, muted: bool) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	187 if muted != self._video_muted:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	188 self._video_muted = muted
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	189 self.on_video_mute(muted)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	190
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	191 @property
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	192 def desktop_sharing(self):
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	193 return self._desktop_sharing
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	194
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	195 @desktop_sharing.setter
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	196 def desktop_sharing(self, active: bool) -> None:
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	197 if active != self._desktop_sharing:
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	198 self._desktop_sharing = active
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	199 self.on_desktop_switch(active)
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	200 try:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	201 cb = self.bindings["desktop_sharing"]
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	202 except KeyError:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	203 pass
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	204 else:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	205 cb(active)
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	206
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	207 @property
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	208 def sdp_set(self):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	209 return self._sdp_set
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	210
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	211 @sdp_set.setter
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	212 def sdp_set(self, is_set: bool):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	213 self._sdp_set = is_set
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	214 if is_set:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	215 self.on_ice_candidates_new(self.remote_candidates_buffer)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	216 for data in self.remote_candidates_buffer.values():
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	217 data["candidates"].clear()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	218
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	219 @property
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	220 def media_types(self):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	221 if self._media_types is None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	222 raise Exception("self._media_types should not be None!")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	223 return self._media_types
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	224
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	225 @media_types.setter
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	226 def media_types(self, new_media_types: dict) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	227 self._media_types = new_media_types
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	228 self._media_types_inv = {v: k for k, v in new_media_types.items()}
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	229
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	230 @property
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	231 def media_types_inv(self) -> dict:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	232 if self._media_types_inv is None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	233 raise Exception("self._media_types_inv should not be None!")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	234 return self._media_types_inv
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	235
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	236 def bind(self, **kwargs: Callable) -> None:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	237 self.bindings.clear()
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	238 for key, cb in kwargs.items():
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	239 if key not in ("desktop_sharing",):
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	240 raise ValueError(
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	241 'Only "desktop_sharing" is currently allowed for binding'
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	242 )
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	243 self.bindings[key] = cb
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	244
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	245 def generate_dot_file(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	246 self,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	247 filename: str = "pipeline",
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	248 details: Gst.DebugGraphDetails = Gst.DebugGraphDetails.ALL,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	249 with_timestamp: bool = True,
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	250 bin_: Gst.Bin \| None = None,
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	251 ) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	252 """Generate Dot File for debugging
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	253
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	254 ``GST_DEBUG_DUMP_DOT_DIR`` environment variable must be set to destination dir.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	255 ``dot -Tpng -o <filename>.png <filename>.dot`` can be use to convert to a PNG file.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	256 See
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	257 https://gstreamer.freedesktop.org/documentation/gstreamer/debugutils.html?gi-language=python#GstDebugGraphDetails
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	258 for details.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	259
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	260 @param filename: name of the generated file
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	261 @param details: which details to print
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	262 @param with_timestamp: if True, add a timestamp to filename
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	263 @param bin_: which bin to output. By default, the whole pipeline
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	264 (``self.pipeline``) will be used.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	265 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	266 if bin_ is None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	267 bin_ = self.pipeline
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	268 if with_timestamp:
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	269 timestamp = datetime.now().isoformat(timespec="milliseconds")
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	270 filename = f"{timestamp}_filename"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	271
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	272 Gst.debug_bin_to_dot_file(bin_, details, filename)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	273
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	274 def get_sdp_mline_index(self, media_type: str) -> int:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	275 """Gets the sdpMLineIndex for a given media type.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	276
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	277 @param media_type: The type of the media.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	278 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	279 for index, m_type in self.media_types.items():
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	280 if m_type == media_type:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	281 return index
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	282 raise ValueError(f"Media type '{media_type}' not found")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	283
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	284 def _set_media_types(self, offer_sdp: str) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	285 """Sets media types from offer SDP
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	286
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	287 @param offer: RTC session description containing the offer
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	288 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	289 sdp_lines = offer_sdp.splitlines()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	290 media_types = {}
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	291 mline_index = 0
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	292
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	293 for line in sdp_lines:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	294 if line.startswith("m="):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	295 media_types[mline_index] = line[2 : line.find(" ")]
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	296 mline_index += 1
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	297
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	298 self.media_types = media_types
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	299
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	300 def _a_call(self, method, args, *kwargs):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	301 """Call an async method in main thread"""
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	302 aio.run_from_thread(method, args, *kwargs, loop=self.main_loop)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	303
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	304 def get_payload_types(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	305 self, sdpmsg, video_encoding: str, audio_encoding: str
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	306 ) -> dict[str, int \| None]:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	307 """Find the payload types for the specified video and audio encoding.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	308
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	309 Very simplistically finds the first payload type matching the encoding
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	310 name. More complex applications will want to match caps on
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	311 profile-level-id, packetization-mode, etc.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	312 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	313 # method coming from gstreamer example (Matthew Waters, Nirbheek Chauhan) at
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	314 # subprojects/gst-examples/webrtc/sendrecv/gst/webrtc_sendrecv.py
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	315 video_pt = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	316 audio_pt = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	317 for i in range(0, sdpmsg.medias_len()):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	318 media = sdpmsg.get_media(i)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	319 for j in range(0, media.formats_len()):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	320 fmt = media.get_format(j)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	321 if fmt == "webrtc-datachannel":
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	322 continue
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	323 pt = int(fmt)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	324 caps = media.get_caps_from_media(pt)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	325 s = caps.get_structure(0)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	326 encoding_name = s["encoding-name"]
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	327 if video_pt is None and encoding_name == video_encoding:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	328 video_pt = pt
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	329 elif audio_pt is None and encoding_name == audio_encoding:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	330 audio_pt = pt
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	331 return {video_encoding: video_pt, audio_encoding: audio_pt}
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	332
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	333 def parse_ice_candidate(self, candidate_string):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	334 """Parses the ice candidate string.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	335
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	336 @param candidate_string: The ice candidate string to be parsed.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	337 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	338 pattern = re.compile(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	339 r"candidate:(?P<foundation>\S+) (?P<component_id>\d+) (?P<transport>\S+) "
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	340 r"(?P<priority>\d+) (?P<address>\S+) (?P<port>\d+) typ "
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	341 r"(?P<type>\S+)(?: raddr (?P<rel_addr>\S+) rport "
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	342 r"(?P<rel_port>\d+))?(?: generation (?P<generation>\d+))?"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	343 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	344 match = pattern.match(candidate_string)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	345 if match:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	346 candidate_dict = match.groupdict()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	347
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	348 # Apply the correct types to the dictionary values
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	349 candidate_dict["component_id"] = int(candidate_dict["component_id"])
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	350 candidate_dict["priority"] = int(candidate_dict["priority"])
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	351 candidate_dict["port"] = int(candidate_dict["port"])
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	352
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	353 if candidate_dict["rel_port"]:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	354 candidate_dict["rel_port"] = int(candidate_dict["rel_port"])
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	355
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	356 if candidate_dict["generation"]:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	357 candidate_dict["generation"] = candidate_dict["generation"]
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	358
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	359 # Remove None values
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	360 return {k: v for k, v in candidate_dict.items() if v is not None}
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	361 else:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	362 log.warning(f"can't parse candidate: {candidate_string!r}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	363 return None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	364
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	365 def build_ice_candidate(self, parsed_candidate):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	366 """Builds ICE candidate
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	367
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	368 @param parsed_candidate: Dictionary containing parsed ICE candidate
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	369 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	370 base_format = (
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	371 "candidate:{foundation} {component_id} {transport} {priority} "
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	372 "{address} {port} typ {type}"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	373 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	374
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	375 if parsed_candidate.get("rel_addr") and parsed_candidate.get("rel_port"):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	376 base_format += " raddr {rel_addr} rport {rel_port}"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	377
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	378 if parsed_candidate.get("generation"):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	379 base_format += " generation {generation}"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	380
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	381 return base_format.format(**parsed_candidate)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	382
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	383 def extract_ufrag_pwd(self, sdp: str) -> None:
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	384 """Retrieves ICE password and user fragment for SDP offer.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	385
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	386 @param sdp: The Session Description Protocol offer string.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	387 """
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	388 lines = sdp.splitlines()
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	389 media = ''
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	390 mid_media_map = {}
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	391 bundle_media = set()
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	392 bundle_ufrag = ''
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	393 bundle_pwd = ''
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	394 in_bundle = False
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	395
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	396 for line in lines:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	397 if line.startswith('m='):
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	398 media = line.split('=')[1].split()[0]
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	399 elif line.startswith('a=mid:'):
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	400 mid = line.split(':')[1].strip()
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	401 mid_media_map[mid] = media
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	402 elif line.startswith('a=group:BUNDLE'):
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	403 in_bundle = True
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	404 bundle_media = set(line.split(':')[1].strip().split())
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	405 elif line.startswith('a=ice-ufrag:'):
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	406 if in_bundle:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	407 bundle_ufrag = line.split(':')[1].strip()
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	408 else:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	409 self.ufrag[media] = line.split(':')[1].strip()
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	410 elif line.startswith('a=ice-pwd:'):
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	411 if in_bundle:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	412 bundle_pwd = line.split(':')[1].strip()
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	413 else:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	414 self.pwd[media] = line.split(':')[1].strip()
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	415 else:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	416 in_bundle = False
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	417
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	418 if bundle_ufrag and bundle_pwd:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	419 for mid in bundle_media:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	420 media = mid_media_map[mid]
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	421 self.ufrag[media] = bundle_ufrag
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	422 self.pwd[media] = bundle_pwd
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	423
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	424 def reset_instance(self):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	425 """Inits or resets the instance variables to their default state."""
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	426 self.role: str \| None = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	427 if self.pipeline is not None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	428 self.pipeline.set_state(Gst.State.NULL)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	429 self.pipeline = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	430 self._remote_video_pad = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	431 self.sid: str \| None = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	432 self.offer: str \| None = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	433 self.local_candidates_buffer = {}
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	434 self.ufrag: dict[str, str] = {}
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	435 self.pwd: dict[str, str] = {}
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	436 self.callee: jid.JID \| None = None
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	437 self._media_types = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	438 self._media_types_inv = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	439 self._sdp_set: bool = False
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	440 self.remote_candidates_buffer: dict[str, dict[str, list]] = {
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	441 "audio": {"candidates": []},
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	442 "video": {"candidates": []},
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	443 }
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	444 self._media_types = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	445 self._media_types_inv = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	446 self.audio_valve = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	447 self.video_valve = None
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	448 self.video_selector = None
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	449 if self.desktop_portal is not None:
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	450 self.desktop_portal.end_session()
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	451 self.desktop_sharing = False
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	452 self.desktop_sink_pad = None
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	453 self.bindings = {}
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	454 if self.reset_cb is not None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	455 self.reset_cb()
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	456 self.data_channels: dict[str, GstWebRTC.WebRTCDataChannel] = {}
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	457
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	458 @property
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	459 def data_channel(self) -> GstWebRTC.WebRTCDataChannel:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	460 """Convenience method to get WebRTCDataChannel instance when there is only one."""
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	461 if len(self.data_channels) != 1:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	462 raise exceptions.InternalError(
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	463 "self.data_channel can only be used in a single Data Channel scenario. "
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	464 "Use self.data_channels dict instead."
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	465 )
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	466 return next(iter(self.data_channels.values()))
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	467
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	468 async def setup_call(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	469 self,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	470 role: str,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	471 audio_pt: int \| None = 96,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	472 video_pt: int \| None = 97,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	473 ) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	474 """Sets up the call.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	475
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	476 This method establishes the Gstreamer pipeline for audio and video communication.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	477 The method also manages STUN and TURN server configurations, signal watchers, and
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	478 various connection handlers for the webrtcbin.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	479
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	480 @param role: The role for the call, either 'initiator' or 'responder'.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	481 @param audio_pt: The payload type for the audio stream.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	482 @param video_pt: The payload type for the video stream
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	483
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	484 @raises NotImplementedError: If audio_pt or video_pt is set to None.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	485 @raises AssertionError: If the role is not 'initiator' or 'responder'.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	486 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	487 assert role in ("initiator", "responder")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	488 self.role = role
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	489
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	490
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	491 if isinstance(self.sources_data, SourcesPipeline):
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	492 if self.sources_data.video_pipeline!= "" and video_pt is None:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	493 raise NotImplementedError(NONE_NOT_IMPLEMENTED_MSG)
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	494 if self.sources_data.audio_pipeline!= "" and audio_pt is None:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	495 raise NotImplementedError(NONE_NOT_IMPLEMENTED_MSG)
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	496 elif isinstance(self.sources_data, SourcesNone):
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	497 pass
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	498 else:
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	499 if audio_pt is None or video_pt is None:
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	500 raise NotImplementedError(NONE_NOT_IMPLEMENTED_MSG)
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	501
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	502 match self.sources_data:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	503 case SourcesAuto():
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	504 video_source_elt = VIDEO_SOURCE_AUTO
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	505 audio_source_elt = AUDIO_SOURCE_AUTO
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	506 case SourcesNone():
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	507 video_source_elt = ""
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	508 audio_source_elt = ""
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	509 case SourcesPipeline() as source:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	510 if source.video_pipeline is None:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	511 video_source_elt = VIDEO_SOURCE_AUTO
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	512 else:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	513 video_source_elt = source.video_pipeline
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	514 if source.audio_pipeline is None:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	515 audio_source_elt = AUDIO_SOURCE_AUTO
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	516 else:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	517 audio_source_elt = source.audio_pipeline
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	518 case SourcesTest():
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	519 video_source_elt = "videotestsrc is-live=true pattern=ball"
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	520 audio_source_elt = "audiotestsrc"
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	521 case _:
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	522 raise exceptions.InternalError(
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	523 f'Unexpected "sources_data" value: {self.sources_data!r}'
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	524 )
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	525
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	526 match self.sinks_data:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	527 case SinksApp():
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	528 local_video_sink_elt = (
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	529 "appsink name=local_video_sink emit-signals=true drop=true "
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	530 "max-buffers=1 sync=True"
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	531 )
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	532 case SinksAuto():
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	533 if isinstance(self.sources_data, SourcesNone):
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	534 local_video_sink_elt = ""
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	535 else:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	536 local_video_sink_elt = "autovideosink"
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	537 case SinksNone():
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	538 local_video_sink_elt = ""
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	539 case _:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	540 raise exceptions.InternalError(
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	541 f'Unexpected "sinks_data" value {self.sinks_data!r}'
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	542 )
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	543
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	544 gst_pipe_elements = [
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	545 "webrtcbin latency=30 name=sendrecv bundle-policy=max-bundle"
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	546 ]
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	547
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	548 if self.merge_pip and local_video_sink_elt:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	549 # Compositor is used to merge local video feedback in video sink, useful when
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	550 # we have only a single video sink.
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	551 gst_pipe_elements.append(
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	552 "compositor name=compositor background=black "
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	553 f"! video/x-raw,width={self.target_width},"
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	554 f"height={self.target_height},framerate=30/1 "
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	555 f"! {local_video_sink_elt}"
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	556 )
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	557 local_video_sink_elt = "compositor.sink_1"
4209 fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	558
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	559 if video_source_elt:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	560 # Video source with an input-selector to switch between normal and video mute
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	561 # (or desktop sharing).
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	562 gst_pipe_elements.append(f"""
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	563 input-selector name=video_selector
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	564 ! videorate drop-only=1 max-rate=30
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	565 ! video/x-raw,framerate=30/1
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	566 ! tee name=t
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	567
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	568 {video_source_elt} name=video_src
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	569 ! queue max-size-buffers=1 max-size-time=0 max-size-bytes=0 leaky=downstream
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	570 ! video_selector.
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	571
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	572 videotestsrc name=muted_src is-live=true pattern=black
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	573 ! queue leaky=downstream
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	574 ! video_selector.
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	575
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	576 t.
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	577 ! queue max-size-buffers=1 max-size-time=0 max-size-bytes=0 leaky=downstream
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	578 ! videoscale
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	579 ! videoconvert
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	580 ! vp8enc deadline=1 keyframe-max-dist=30
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	581 ! rtpvp8pay picture-id-mode=15-bit
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	582 ! application/x-rtp,media=video,encoding-name=VP8,payload={video_pt}
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	583 ! sendrecv.
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	584 """)
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	585
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	586 if local_video_sink_elt:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	587 # Local video feedback.
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	588 gst_pipe_elements.append(f"""
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	589 t.
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	590 ! queue max-size-buffers=1 max-size-time=0 max-size-bytes=0 leaky=downstream
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	591 ! videoconvert
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	592 ! {local_video_sink_elt}
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	593 """)
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	594
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	595 if audio_source_elt:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	596 # Audio with a valve for muting.
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	597 gst_pipe_elements.append(r"""
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	598 {audio_source_elt} name=audio_src
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	599 ! valve
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	600 ! queue max-size-buffers=10 max-size-time=0 max-size-bytes=0 leaky=downstream
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	601 ! audioconvert
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	602 ! audioresample
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	603 ! opusenc audio-type=voice
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	604 ! rtpopuspay
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	605 ! application/x-rtp,media=audio,encoding-name=OPUS,payload={audio_pt}
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	606 ! sendrecv.
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	607 """)
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	608
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	609 self.gst_pipe_desc = "\n\n".join(gst_pipe_elements)
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	610
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	611 log.debug(f"Gstreamer pipeline: {self.gst_pipe_desc}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	612
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	613 # Create the pipeline
4209 fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	614 try:
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	615 self.pipeline = Gst.parse_launch(self.gst_pipe_desc)
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	616 except Exception:
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	617 log.exception("Can't parse pipeline")
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	618 self.pipeline = None
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	619 if not self.pipeline:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	620 raise exceptions.InternalError("Failed to create Gstreamer pipeline.")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	621
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	622 if not isinstance(self.pipeline, Gst.Pipeline):
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	623 # in the case of Data Channel there is a single element, and Gst.parse_launch
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	624 # doesn't create a Pipeline in this case, so we do it manually.
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	625 pipeline = Gst.Pipeline()
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	626 pipeline.add(self.pipeline)
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	627 self.pipeline = pipeline
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	628
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	629 self.webrtcbin = self.pipeline.get_by_name("sendrecv")
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	630 if self.webrtcbin is None:
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	631 raise exceptions.InternalError("Can't get the pipeline.")
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	632
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	633 # If video or audio sources are not created, ``get_by_name`` will return None.
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	634 self.video_src = self.pipeline.get_by_name("video_src")
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	635 self.muted_src = self.pipeline.get_by_name("muted_src")
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	636 self.video_selector = self.pipeline.get_by_name("video_selector")
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	637 if self.video_src and isinstance(self.sources_data, SourcesPipeline):
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	638 for name, value in self.sources_data.video_properties.items():
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	639 self.video_src.set_property(name, value)
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	640
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	641 self.audio_src = self.pipeline.get_by_name("audio_src")
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	642 if self.audio_src and isinstance(self.sources_data, SourcesPipeline):
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	643 for name, value in self.sources_data.audio_properties.items():
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	644 self.audio_src.set_property(name, value)
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	645
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	646 self.audio_valve = self.pipeline.get_by_name("audio_valve")
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	647
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	648 if self.video_muted:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	649 self.on_video_mute(True)
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	650 if self.audio_muted:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	651 self.on_audio_mute(True)
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	652
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	653 # set STUN and TURN servers
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	654 external_disco = data_format.deserialise(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	655 await self.bridge.external_disco_get("", self.profile), type_check=list
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	656 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	657
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	658 for server in external_disco:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	659 if server["type"] == "stun":
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	660 if server["transport"] == "tcp":
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	661 log.info(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	662 "ignoring TCP STUN server, GStreamer only support one STUN server"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	663 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	664 url = f"stun://{server['host']}:{server['port']}"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	665 log.debug(f"adding stun server: {url}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	666 self.webrtcbin.set_property("stun-server", url)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	667 elif server["type"] == "turn":
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	668 url = "{scheme}://{username}:{password}@{host}:{port}".format(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	669 scheme="turns" if server["transport"] == "tcp" else "turn",
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	670 username=quote_plus(server["username"]),
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	671 password=quote_plus(server["password"]),
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	672 host=server["host"],
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	673 port=server["port"],
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	674 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	675 log.debug(f"adding turn server: {url}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	676
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	677 if not self.webrtcbin.emit("add-turn-server", url):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	678 log.warning(f"Erreur while adding TURN server {url}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	679
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	680 # local video feedback
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	681 if isinstance(self.sinks_data, SinksApp):
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	682 local_video_sink = self.pipeline.get_by_name("local_video_sink")
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	683 if local_video_sink is not None:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	684 local_video_sink.set_property("emit-signals", True)
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	685 local_video_sink.connect("new-sample", self.sinks_data.local_video_cb)
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	686 local_video_sink_caps = Gst.Caps.from_string(f"video/x-raw,format=RGB")
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	687 local_video_sink.set_property("caps", local_video_sink_caps)
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	688
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	689 # Create bus and associate signal watchers
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	690 self.bus = self.pipeline.get_bus()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	691 if not self.bus:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	692 log.error("Failed to get bus from pipeline.")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	693 return
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	694
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	695 self.bus.add_signal_watch()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	696 self.webrtcbin.connect("pad-added", self.on_pad_added)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	697 self.bus.connect("message::error", self.on_bus_error)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	698 self.bus.connect("message::eos", self.on_bus_eos)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	699 self.webrtcbin.connect("on-negotiation-needed", self.on_negotiation_needed)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	700 self.webrtcbin.connect("on-ice-candidate", self.on_ice_candidate)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	701 self.webrtcbin.connect(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	702 "notify::ice-gathering-state", self.on_ice_gathering_state_change
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	703 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	704 self.webrtcbin.connect(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	705 "notify::ice-connection-state", self.on_ice_connection_state
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	706 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	707
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	708 for dc_data in self.dc_data_list:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	709 self.create_data_channel(dc_data)
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	710
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	711 def create_data_channel(self, dc_data: SourcesDataChannel\|SinksDataChannel) -> None:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	712 """Create a Data Channel and connect relevant callbacks."""
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	713 assert self.pipeline is not None
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	714 if isinstance(dc_data, SourcesDataChannel):
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	715 # Data channel configuration for compatibility with browser defaults
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	716 data_channel_options = Gst.Structure.new_empty("data-channel-options")
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	717 data_channel_options.set_value("ordered", True)
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	718 data_channel_options.set_value("protocol", "")
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	719
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	720 # Create the data channel
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	721 self.pipeline.set_state(Gst.State.READY)
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	722 self.data_channels[dc_data.name] = data_channel = self.webrtcbin.emit(
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	723 "create-data-channel", dc_data.name, data_channel_options
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	724 )
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	725 if data_channel is None:
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	726 log.error("Failed to create data channel")
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	727 return
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	728 data_channel.connect("on-open", dc_data.dc_open_cb)
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	729 elif isinstance(dc_data, SinksDataChannel):
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	730 self.webrtcbin.connect("on-data-channel", dc_data.dc_on_data_channel)
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	731 else:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	732 raise ValueError(
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	733 "Only SourcesDataChannel or SinksDataChannel are allowed."
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	734 )
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	735
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	736 def start_pipeline(self) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	737 """Starts the GStreamer pipeline."""
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	738 log.debug("starting the pipeline")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	739 self.pipeline.set_state(Gst.State.PLAYING)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	740
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	741 def on_negotiation_needed(self, webrtc):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	742 """Initiate SDP offer when negotiation is needed."""
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	743 log.debug("Negotiation needed.")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	744 if self.role == "initiator":
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	745 log.debug("Creating offer…")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	746 promise = Gst.Promise.new_with_change_func(self.on_offer_created)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	747 self.webrtcbin.emit("create-offer", None, promise)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	748
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	749 def on_offer_created(self, promise):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	750 """Callback for when SDP offer is created."""
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	751 log.info("on_offer_created called")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	752 assert promise.wait() == Gst.PromiseResult.REPLIED
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	753 reply = promise.get_reply()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	754 if reply is None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	755 log.error("Promise reply is None. Offer creation might have failed.")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	756 return
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	757 offer = reply["offer"]
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	758 self.offer = offer.sdp.as_text()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	759 log.info(f"SDP offer created: \n{self.offer}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	760 self._set_media_types(self.offer)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	761 promise = Gst.Promise.new()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	762 self.webrtcbin.emit("set-local-description", offer, promise)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	763 promise.interrupt()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	764 self._a_call(self._start_call)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	765
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	766 def on_answer_set(self, promise):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	767 assert promise.wait() == Gst.PromiseResult.REPLIED
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	768
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	769 def on_answer_created(self, promise, _, __):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	770 """Callback for when SDP answer is created."""
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	771 assert promise.wait() == Gst.PromiseResult.REPLIED
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	772 reply = promise.get_reply()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	773 answer = reply["answer"]
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	774 promise = Gst.Promise.new()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	775 self.webrtcbin.emit("set-local-description", answer, promise)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	776 promise.interrupt()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	777 answer_sdp = answer.sdp.as_text()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	778 log.info(f"SDP answer set: \n{answer_sdp}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	779 self.sdp_set = True
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	780 self._a_call(self.bridge.call_answer_sdp, self.sid, answer_sdp, self.profile)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	781
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	782 def on_offer_set(self, promise):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	783 assert promise.wait() == Gst.PromiseResult.REPLIED
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	784 promise = Gst.Promise.new_with_change_func(self.on_answer_created, None, None)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	785 self.webrtcbin.emit("create-answer", None, promise)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	786
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	787 def link_element_or_pad(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	788 self, source: Gst.Element, dest: Gst.Element \| Gst.Pad
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	789 ) -> bool:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	790 """Check if dest is a pad or an element, and link appropriately"""
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	791 src_pad = source.get_static_pad("src")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	792
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	793 if isinstance(dest, Gst.Pad):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	794 # If the dest is a pad, link directly
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	795 if not src_pad.link(dest) == Gst.PadLinkReturn.OK:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	796 log.error(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	797 "Failed to link 'conv' to the compositor's newly requested pad!"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	798 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	799 return False
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	800 elif isinstance(dest, Gst.Element):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	801 return source.link(dest)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	802 else:
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	803 log.error(f"Unexpected type for dest: {type(dest)}")
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	804 return False
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	805
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	806 return True
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	807
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	808 def scaled_dimensions(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	809 self, original_width: int, original_height: int, max_width: int, max_height: int
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	810 ) -> tuple[int, int]:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	811 """Calculates the scaled dimensions preserving aspect ratio.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	812
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	813 @param original_width: Original width of the video stream.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	814 @param original_height: Original height of the video stream.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	815 @param max_width: Maximum desired width for the scaled video.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	816 @param max_height: Maximum desired height for the scaled video.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	817 @return: The width and height of the scaled video.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	818 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	819 aspect_ratio = original_width / original_height
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	820 new_width = int(max_height * aspect_ratio)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	821
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	822 if new_width <= max_width:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	823 return new_width, max_height
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	824
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	825 new_height = int(max_width / aspect_ratio)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	826 return max_width, new_height
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	827
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	828 def on_remote_decodebin_stream(self, _, pad: Gst.Pad) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	829 """Handle the stream from the remote decodebin.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	830
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	831 This method processes the incoming stream from the remote decodebin, determining
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	832 whether it's video or audio. It then sets up the appropriate GStreamer elements
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	833 for video/audio processing and adds them to the pipeline.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	834
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	835 @param pad: The Gst.Pad from the remote decodebin producing the stream.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	836 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	837 assert self.pipeline is not None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	838 if not pad.has_current_caps():
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	839 log.error(f"{pad} has no caps, ignoring")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	840 return
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	841
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	842 caps = pad.get_current_caps()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	843 assert len(caps)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	844 s = caps[0]
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	845 name = s.get_name()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	846 log.debug(f"====> NAME START: {name}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	847
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	848 q = Gst.ElementFactory.make("queue")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	849
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	850 if name.startswith("video"):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	851 log.debug("===> VIDEO OK")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	852
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	853 self._remote_video_pad = pad
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	854
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	855 # Check and log the original size of the video
4209 fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	856 width = self.target_width
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	857 height = self.target_height
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	858 log.info(f"Original video size: {width}x{height}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	859
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	860 # This is a fix for an issue found with Movim on desktop: a non standard
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	861 # resolution is used (990x557) resulting in bad alignement and no color in
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	862 # rendered image
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	863 adjust_resolution = width % 4 != 0 or height % 4 != 0
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	864 if adjust_resolution:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	865 log.info("non standard resolution, we need to adjust size")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	866 width = (width + 3) // 4 * 4
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	867 height = (height + 3) // 4 * 4
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	868 log.info(f"Adjusted video size: {width}x{height}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	869
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	870 conv = Gst.ElementFactory.make("videoconvert")
4209 fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	871 if self.merge_pip:
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	872 # with ``merge_pip`` set, we plug the remote stream to the composer
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	873 compositor = self.pipeline.get_by_name("compositor")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	874
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	875 sink1_pad = compositor.get_static_pad("sink_1")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	876
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	877 local_width, local_height = self.scaled_dimensions(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	878 sink1_pad.get_property("width"),
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	879 sink1_pad.get_property("height"),
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	880 width // 3,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	881 height // 3,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	882 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	883
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	884 sink1_pad.set_property("xpos", width - local_width)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	885 sink1_pad.set_property("ypos", height - local_height)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	886 sink1_pad.set_property("width", local_width)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	887 sink1_pad.set_property("height", local_height)
4209 fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	888 sink1_pad.set_property("sizing-policy", 1)
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	889 sink1_pad.set_property("zorder", 1)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	890
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	891 # Request a new pad for the remote stream
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	892 sink_pad_template = compositor.get_pad_template("sink_%u")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	893 remote_video_sink = compositor.request_pad(sink_pad_template, None, None)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	894 remote_video_sink.set_property("zorder", 0)
4209 fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	895 remote_video_sink.set_property("width", width)
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	896 remote_video_sink.set_property("height", height)
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	897 remote_video_sink.set_property("sizing-policy", 1)
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	898 elif isinstance(self.sinks_data, SinksApp):
4209 fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	899 # ``app`` sink without ``self.merge_pip`` set, be create the sink and
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	900 # connect it to the ``remote_video_cb``.
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	901 remote_video_sink = Gst.ElementFactory.make("appsink")
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	902
4209 fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	903 remote_video_caps = Gst.Caps.from_string("video/x-raw,format=RGB")
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	904 remote_video_sink.set_property("caps", remote_video_caps)
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	905
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	906 remote_video_sink.set_property("emit-signals", True)
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	907 remote_video_sink.set_property("drop", True)
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	908 remote_video_sink.set_property("max-buffers", 1)
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	909 remote_video_sink.set_property("sync", True)
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	910 remote_video_sink.connect("new-sample", self.sinks_data.remote_video_cb)
4209 fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	911 self.pipeline.add(remote_video_sink)
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	912 elif isinstance(self.sinks_data, SinksAuto):
4209 fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	913 # if ``self.merge_pip`` is not set, we create a dedicated
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	914 # ``autovideosink`` for remote stream.
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	915 remote_video_sink = Gst.ElementFactory.make("autovideosink")
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size: Goffi <goffi@goffi.org> parents: 4205 diff changeset	916 self.pipeline.add(remote_video_sink)
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	917 else:
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	918 raise exceptions.InternalError(
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	919 f'Unhandled "sinks_data" value: {self.sinks_data!r}'
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	920 )
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	921
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	922 if adjust_resolution:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	923 videoscale = Gst.ElementFactory.make("videoscale")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	924 adjusted_caps = Gst.Caps.from_string(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	925 f"video/x-raw,width={width},height={height}"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	926 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	927 capsfilter = Gst.ElementFactory.make("capsfilter")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	928 capsfilter.set_property("caps", adjusted_caps)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	929
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	930 self.pipeline.add(q, conv, videoscale, capsfilter)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	931
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	932 self.pipeline.sync_children_states()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	933 ret = pad.link(q.get_static_pad("sink"))
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	934 if ret != Gst.PadLinkReturn.OK:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	935 log.error(f"Error linking pad: {ret}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	936 q.link(conv)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	937 conv.link(videoscale)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	938 videoscale.link(capsfilter)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	939 self.link_element_or_pad(capsfilter.link, remote_video_sink)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	940
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	941 else:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	942 self.pipeline.add(q, conv)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	943
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	944 self.pipeline.sync_children_states()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	945 ret = pad.link(q.get_static_pad("sink"))
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	946 if ret != Gst.PadLinkReturn.OK:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	947 log.error(f"Error linking pad: {ret}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	948 q.link(conv)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	949 self.link_element_or_pad(conv, remote_video_sink)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	950
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	951 elif name.startswith("audio"):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	952 log.debug("===> Audio OK")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	953 conv = Gst.ElementFactory.make("audioconvert")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	954 resample = Gst.ElementFactory.make("audioresample")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	955 remote_audio_sink = Gst.ElementFactory.make("autoaudiosink")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	956 self.pipeline.add(q, conv, resample, remote_audio_sink)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	957 self.pipeline.sync_children_states()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	958 ret = pad.link(q.get_static_pad("sink"))
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	959 if ret != Gst.PadLinkReturn.OK:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	960 log.error(f"Error linking pad: {ret}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	961 q.link(conv)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	962 conv.link(resample)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	963 resample.link(remote_audio_sink)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	964
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	965 else:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	966 log.warning(f"unmanaged name: {name!r}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	967
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	968 def on_pad_added(self, __, pad: Gst.Pad) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	969 """Handle the addition of a new pad to the element.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	970
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	971 When a new source pad is added to the element, this method creates a decodebin,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	972 connects it to handle the stream, and links the pad to the decodebin.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	973
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	974 @param __: Placeholder for the signal source. Not used in this method.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	975 @param pad: The newly added pad.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	976 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	977 log.debug("on_pad_added")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	978 if pad.direction != Gst.PadDirection.SRC:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	979 return
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	980
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	981 decodebin = Gst.ElementFactory.make("decodebin")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	982 decodebin.connect("pad-added", self.on_remote_decodebin_stream)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	983 self.pipeline.add(decodebin)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	984 decodebin.sync_state_with_parent()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	985 pad.link(decodebin.get_static_pad("sink"))
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	986
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	987 async def _call_start(self, callee: jid.JID, call_data: dict, profile: str) -> str:
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	988 return await self.bridge.call_start(
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	989 str(self.callee), data_format.serialise({"sdp": self.offer}), self.profile
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	990 )
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	991
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	992 async def _start_call(self) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	993 """Initiate the call.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	994
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	995 Initiates a call with the callee using the stored offer. If there are any buffered
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	996 local ICE candidates, they are sent as part of the initiation.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	997 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	998 assert self.callee
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	999 assert self.call_start_cb is not None
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1000 self.sid = await self.call_start_cb(
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1001 self.callee, {"sdp": self.offer}, self.profile
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1002 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1003 if self.local_candidates_buffer:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1004 log.debug(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1005 f"sending buffered local ICE candidates: {self.local_candidates_buffer}"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1006 )
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1007 if not self.pwd:
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1008 sdp = self.webrtcbin.props.local_description.sdp.as_text()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1009 self.extract_ufrag_pwd(sdp)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1010 ice_data = {}
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1011 for media_type, candidates in self.local_candidates_buffer.items():
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1012 ice_data[media_type] = {
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1013 "ufrag": self.ufrag[media_type],
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1014 "pwd": self.pwd[media_type],
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1015 "candidates": candidates,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1016 }
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1017 await self.bridge.ice_candidates_add(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1018 self.sid, data_format.serialise(ice_data), self.profile
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1019 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1020 self.local_candidates_buffer.clear()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1021
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1022 def _remote_sdp_set(self, promise) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1023 assert promise.wait() == Gst.PromiseResult.REPLIED
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1024 self.sdp_set = True
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1025
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1026 def on_accepted_call(self, sdp: str, profile: str) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1027 """Outgoing call has been accepted.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1028
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1029 @param sdp: The SDP answer string received from the other party.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1030 @param profile: Profile used for the call.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1031 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1032 log.debug(f"SDP answer received: \n{sdp}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1033
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1034 __, sdpmsg = GstSdp.SDPMessage.new_from_text(sdp)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1035 answer = GstWebRTC.WebRTCSessionDescription.new(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1036 GstWebRTC.WebRTCSDPType.ANSWER, sdpmsg
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1037 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1038 promise = Gst.Promise.new_with_change_func(self._remote_sdp_set)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1039 self.webrtcbin.emit("set-remote-description", answer, promise)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1040
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1041 async def answer_call(self, sdp: str, profile: str) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1042 """Answer an incoming call
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1043
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1044 @param sdp: The SDP offer string received from the initiator.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1045 @param profile: Profile used for the call.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1046
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1047 @raise AssertionError: Raised when either "VP8" or "OPUS" is not present in
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1048 payload types.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1049 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1050 log.debug(f"SDP offer received: \n{sdp}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1051 self._set_media_types(sdp)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1052 __, offer_sdp_msg = GstSdp.SDPMessage.new_from_text(sdp)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1053 payload_types = self.get_payload_types(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1054 offer_sdp_msg, video_encoding="VP8", audio_encoding="OPUS"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1055 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1056 assert "VP8" in payload_types
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1057 assert "OPUS" in payload_types
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1058 try:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1059 await self.setup_call(
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1060 "responder", audio_pt=payload_types["OPUS"], video_pt=payload_types["VP8"]
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1061 )
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1062 except Exception:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1063 log.exception("Can't setup call")
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1064 raise
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1065 self.start_pipeline()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1066 offer = GstWebRTC.WebRTCSessionDescription.new(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1067 GstWebRTC.WebRTCSDPType.OFFER, offer_sdp_msg
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1068 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1069 promise = Gst.Promise.new_with_change_func(self.on_offer_set)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1070 self.webrtcbin.emit("set-remote-description", offer, promise)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1071
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1072 def on_ice_candidate(self, webrtc, mline_index, candidate_sdp):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1073 """Handles the on-ice-candidate signal of webrtcbin.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1074
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1075 @param webrtc: The webrtcbin element.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1076 @param mlineindex: The mline index.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1077 @param candidate: The ICE candidate.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1078 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1079 log.debug(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1080 f"Local ICE candidate. MLine Index: {mline_index}, Candidate: {candidate_sdp}"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1081 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1082 parsed_candidate = self.parse_ice_candidate(candidate_sdp)
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1083 if parsed_candidate is None:
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1084 log.warning(f"Can't parse candidate: {candidate_sdp}")
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1085 return
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1086 try:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1087 media_type = self.media_types[mline_index]
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1088 except KeyError:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1089 raise exceptions.InternalError("can't find media type")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1090
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1091 if self.sid is None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1092 log.debug("buffering local ICE candidate")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1093 self.local_candidates_buffer.setdefault(media_type, []).append(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1094 parsed_candidate
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1095 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1096 else:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1097 sdp = self.webrtcbin.props.local_description.sdp.as_text()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1098 assert sdp is not None
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1099 self.extract_ufrag_pwd(sdp)
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1100 ice_data = {
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1101 "ufrag": self.ufrag[media_type],
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1102 "pwd": self.pwd[media_type],
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1103 "candidates": [parsed_candidate]
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1104 }
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1105 self._a_call(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1106 self.bridge.ice_candidates_add,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1107 self.sid,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1108 data_format.serialise({media_type: ice_data}),
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1109 self.profile,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1110 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1111
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1112 def on_ice_candidates_new(self, candidates: dict) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1113 """Handle new ICE candidates.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1114
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1115 @param candidates: A dictionary containing media types ("audio" or "video") as
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1116 keys and corresponding ICE data as values.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1117
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1118 @raise exceptions.InternalError: Raised when sdp mline index is not found.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1119 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1120 if not self.sdp_set:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1121 log.debug("buffering remote ICE candidate")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1122 for media_type in ("audio", "video"):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1123 media_candidates = candidates.get(media_type)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1124 if media_candidates:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1125 buffer = self.remote_candidates_buffer[media_type]
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1126 buffer["candidates"].extend(media_candidates["candidates"])
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1127 return
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1128 for media_type, ice_data in candidates.items():
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1129 for candidate in ice_data["candidates"]:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1130 candidate_sdp = self.build_ice_candidate(candidate)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1131 try:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1132 mline_index = self.get_sdp_mline_index(media_type)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1133 except Exception as e:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1134 raise exceptions.InternalError(f"Can't find sdp mline index: {e}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1135 self.webrtcbin.emit("add-ice-candidate", mline_index, candidate_sdp)
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1136 log.warning(
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1137 f"Remote ICE candidate added. MLine Index: {mline_index}, "
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1138 f"{candidate_sdp}"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1139 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1140
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1141 def on_ice_gathering_state_change(self, pspec, __):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1142 state = self.webrtcbin.get_property("ice-gathering-state")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1143 log.debug(f"ICE gathering state changed to {state}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1144
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1145 def on_ice_connection_state(self, pspec, __):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1146 state = self.webrtcbin.props.ice_connection_state
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1147 if state == GstWebRTC.WebRTCICEConnectionState.FAILED:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1148 log.error("ICE connection failed")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1149 log.info(f"ICE connection state changed to {state}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1150
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1151 def on_bus_error(self, bus: Gst.Bus, message: Gst.Message) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1152 """Handles the GStreamer bus error messages.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1153
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1154 @param bus: The GStreamer bus.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1155 @param message: The error message.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1156 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1157 err, debug = message.parse_error()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1158 log.error(f"Error from {message.src.get_name()}: {err.message}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1159 log.error(f"Debugging info: {debug}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1160
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1161 def on_bus_eos(self, bus: Gst.Bus, message: Gst.Message) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1162 """Handles the GStreamer bus eos messages.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1163
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1164 @param bus: The GStreamer bus.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1165 @param message: The eos message.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1166 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1167 log.info("End of stream")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1168
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1169 def on_audio_mute(self, muted: bool) -> None:
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1170 """Handles (un)muting of audio.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1171
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1172 @param muted: True if audio is muted.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1173 """
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1174 if self.audio_valve is not None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1175 self.audio_valve.set_property("drop", muted)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1176 state = "muted" if muted else "unmuted"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1177 log.info(f"audio is now {state}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1178
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1179 def on_video_mute(self, muted: bool) -> None:
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1180 """Handles (un)muting of video.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1181
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1182 @param muted: True if video is muted.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1183 """
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1184 if self.video_selector is not None:
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1185 current_source = (
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1186 None if muted else "desktop" if self.desktop_sharing else "video"
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1187 )
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1188 self.switch_video_source(current_source)
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1189 state = "muted" if muted else "unmuted"
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1190 log.info(f"Video is now {state}")
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1191
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1192 def on_desktop_switch(self, desktop_active: bool) -> None:
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1193 """Switches the video source between desktop and video.
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1194
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1195 @param desktop_active: True if desktop must be active. False for video.
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1196 """
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1197 if desktop_active and self.desktop_portal is not None:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1198 aio.run_async(self.on_desktop_switch_portal(desktop_active))
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1199 else:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1200 self.do_desktop_switch(desktop_active)
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1201
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1202 async def on_desktop_switch_portal(self, desktop_active: bool) -> None:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1203 """Call freedesktop screenshare portal and the activate the shared stream"""
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1204 assert self.desktop_portal is not None
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1205 try:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1206 screenshare_data = await self.desktop_portal.request_screenshare()
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1207 except exceptions.CancelError:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1208 self.desktop_sharing = False
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1209 return
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1210 self.desktop_sharing_data = {"path": str(screenshare_data["node_id"])}
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1211 self.do_desktop_switch(desktop_active)
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1212
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1213 def on_portal_session_closed(self) -> None:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1214 self.desktop_sharing = False
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1215
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1216 def do_desktop_switch(self, desktop_active: bool) -> None:
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1217 if self.video_muted:
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1218 # Update the active source state but do not switch
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1219 self.desktop_sharing = desktop_active
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1220 return
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1221
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1222 source = "desktop" if desktop_active else "video"
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1223 self.switch_video_source(source)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1224 self.desktop_sharing = desktop_active
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1225
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1226 def switch_video_source(self, source: str \| None) -> None:
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1227 """Activates the specified source while deactivating the others.
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1228
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1229 @param source: 'desktop', 'video', 'muted' or None for muted source.
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1230 """
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1231 if source is None:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1232 source = "muted"
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1233 if source not in ["video", "muted", "desktop"]:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1234 raise ValueError(
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1235 f"Invalid source: {source!r}, use one of {'video', 'muted', 'desktop'}"
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1236 )
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1237
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1238 self.pipeline.set_state(Gst.State.PAUSED)
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1239
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1240 # Create a new desktop source if necessary
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1241 if source == "desktop":
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1242 self._setup_desktop_source(self.desktop_sharing_data)
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1243
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1244 # Activate the chosen source and deactivate the others
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1245 for src_name in ["video", "muted", "desktop"]:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1246 src_element = self.pipeline.get_by_name(f"{src_name}_src")
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1247 if src_name == source:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1248 if src_element:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1249 src_element.set_state(Gst.State.PLAYING)
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1250 else:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1251 if src_element:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1252 if src_name == "desktop":
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1253 self._remove_desktop_source(src_element)
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1254 else:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1255 src_element.set_state(Gst.State.NULL)
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1256
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1257 # Set the video_selector active pad
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1258 if source == "desktop":
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1259 if self.desktop_sink_pad:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1260 pad = self.desktop_sink_pad
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1261 else:
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1262 log.error(f"No desktop pad available")
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1263 pad = None
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1264 else:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1265 pad_name = f"sink_{['video', 'muted'].index(source)}"
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1266 pad = self.video_selector.get_static_pad(pad_name)
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1267
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1268 if pad is not None:
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1269 self.video_selector.props.active_pad = pad
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1270
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1271 self.pipeline.set_state(Gst.State.PLAYING)
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1272
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1273 def _setup_desktop_source(self, properties: dict[str, object] \| None) -> None:
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1274 """Set up a new desktop source.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1275
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1276 @param properties: The properties to set on the desktop source.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1277 """
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1278 source_elt = "ximagesrc" if self.desktop_portal is None else "pipewiresrc"
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1279 desktop_src = Gst.ElementFactory.make(source_elt, "desktop_src")
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1280 if properties is None:
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1281 properties = {}
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1282 for key, value in properties.items():
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1283 log.debug(f"setting {source_elt} property: {key!r}={value!r}")
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1284 desktop_src.set_property(key, value)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1285 video_convert = Gst.ElementFactory.make("videoconvert", "desktop_videoconvert")
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1286 queue = Gst.ElementFactory.make("queue", "desktop_queue")
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1287 queue.set_property("leaky", "downstream")
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1288
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1289 self.pipeline.add(desktop_src)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1290 self.pipeline.add(video_convert)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1291 self.pipeline.add(queue)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1292
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1293 desktop_src.link(video_convert)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1294 video_convert.link(queue)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1295
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1296 sink_pad_template = self.video_selector.get_pad_template("sink_%u")
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1297 self.desktop_sink_pad = self.video_selector.request_pad(
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1298 sink_pad_template, None, None
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1299 )
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1300 queue_src_pad = queue.get_static_pad("src")
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1301 queue_src_pad.link(self.desktop_sink_pad)
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1302
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1303 desktop_src.sync_state_with_parent()
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1304 video_convert.sync_state_with_parent()
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1305 queue.sync_state_with_parent()
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1306
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1307 def _remove_desktop_source(self, desktop_src: Gst.Element) -> None:
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1308 """Remove the desktop source from the pipeline.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1309
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1310 @param desktop_src: The desktop source to remove.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1311 """
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1312 # Remove elements for the desktop source
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1313 video_convert = self.pipeline.get_by_name("desktop_videoconvert")
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1314 queue = self.pipeline.get_by_name("desktop_queue")
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1315
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1316 if video_convert:
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1317 video_convert.set_state(Gst.State.NULL)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1318 desktop_src.unlink(video_convert)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1319 self.pipeline.remove(video_convert)
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1320
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1321 if queue:
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1322 queue.set_state(Gst.State.NULL)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1323 self.pipeline.remove(queue)
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1324
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1325 desktop_src.set_state(Gst.State.NULL)
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1326 self.pipeline.remove(desktop_src)
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1327
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1328 # Release the pad associated with the desktop source
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1329 if self.desktop_sink_pad:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1330 self.video_selector.release_request_pad(self.desktop_sink_pad)
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1331 self.desktop_sink_pad = None
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1332
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1333 if self.desktop_portal is not None:
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1334 self.desktop_portal.end_session()
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1335
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1336 async def end_call(self) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1337 """Stop streaming and clean instance"""
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1338 self.reset_instance()
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1339
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1340
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1341 class WebRTCCall:
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1342 """Helper class to create and handle WebRTC.
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1343
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1344 This class handles signals and communication of connection data with backend.
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1345
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1346 """
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1347
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1348 def __init__(
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1349 self,
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1350 bridge,
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1351 profile: str,
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1352 callee: jid.JID,
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1353 on_call_setup_cb: Callable \| None = None,
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1354 on_call_ended_cb: Callable \| None = None,
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1355 **kwargs,
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1356 ):
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1357 """Create and setup a webRTC instance
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1358
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1359 @param bridge: async Bridge.
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1360 @param profile: profile making or receiving the call
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1361 @param callee: peer jid
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1362 @param kwargs: extra kw args to use when instantiating WebRTC
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1363 """
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1364 self.profile = profile
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1365 self.webrtc = WebRTC(bridge, profile, **kwargs)
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1366 self.webrtc.callee = callee
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1367 self.on_call_setup_cb = on_call_setup_cb
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1368 self.on_call_ended_cb = on_call_ended_cb
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1369 bridge.register_signal("ice_candidates_new", self.on_ice_candidates_new, "plugin")
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1370 bridge.register_signal("call_setup", self.on_call_setup, "plugin")
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1371 bridge.register_signal("call_ended", self.on_call_ended, "plugin")
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1372
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1373 @classmethod
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1374 async def make_webrtc_call(
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1375 cls, bridge, profile: str, call_data: CallData, **kwargs
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1376 ) -> "WebRTCCall":
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1377 """Create the webrtc_call instance
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1378
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1379 @param call_data: Call data of the command
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1380 @param kwargs: extra args used to instanciate WebRTCCall
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1381
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1382 """
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1383 webrtc_call = cls(bridge, profile, call_data.callee, call_data.kwargs, kwargs)
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1384 if call_data.sid is None:
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1385 # we are making the call
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1386 await webrtc_call.start()
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1387 else:
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1388 # we are receiving the call
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1389 webrtc_call.sid = call_data.sid
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1390 if call_data.action_id is not None:
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1391 await bridge.action_launch(
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1392 call_data.action_id,
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1393 data_format.serialise({"cancelled": False}),
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1394 profile,
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1395 )
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1396 return webrtc_call
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1397
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1398 @property
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1399 def sid(self) -> str \| None:
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1400 return self.webrtc.sid
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1401
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1402 @sid.setter
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1403 def sid(self, new_sid: str \| None) -> None:
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1404 self.webrtc.sid = new_sid
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1405
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1406 async def on_ice_candidates_new(
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1407 self, sid: str, candidates_s: str, profile: str
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1408 ) -> None:
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1409 if sid != self.webrtc.sid or profile != self.profile:
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1410 return
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1411 self.webrtc.on_ice_candidates_new(
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1412 data_format.deserialise(candidates_s),
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1413 )
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1414
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1415 async def on_call_setup(self, sid: str, setup_data_s: str, profile: str) -> None:
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1416 if sid != self.webrtc.sid or profile != self.profile:
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1417 return
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1418 setup_data = data_format.deserialise(setup_data_s)
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1419 try:
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1420 role = setup_data["role"]
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1421 sdp = setup_data["sdp"]
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1422 except KeyError:
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1423 log.error(f"Invalid setup data received: {setup_data}")
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1424 return
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1425 if role == "initiator":
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1426 self.webrtc.on_accepted_call(sdp, profile)
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1427 elif role == "responder":
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1428 await self.webrtc.answer_call(sdp, profile)
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1429 else:
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1430 log.error(f"Invalid role received during setup: {setup_data}")
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1431 if self.on_call_setup_cb is not None:
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1432 await aio.maybe_async(self.on_call_setup_cb(sid, profile))
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1433
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1434 async def on_call_ended(self, sid: str, data_s: str, profile: str) -> None:
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1435 if sid != self.webrtc.sid or profile != self.profile:
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1436 return
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1437 await self.webrtc.end_call()
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1438 if self.on_call_ended_cb is not None:
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1439 await aio.maybe_async(self.on_call_ended_cb(sid, profile))
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1440
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1441 async def start(self):
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1442 """Start a call.
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1443
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1444 To be used only if we are initiator
d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1445 """
4240 79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1446 try:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1447 await self.webrtc.setup_call("initiator")
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1448 except Exception:
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1449 log.exception("Can't setup call")
79c8a70e1813 backend, frontend: prepare remote control: Goffi <goffi@goffi.org> parents: 4233 diff changeset	1450 raise
4233 d01b8d002619 cli (call, file), frontends: implement webRTC data channel transfer: Goffi <goffi@goffi.org> parents: 4209 diff changeset	1451 self.webrtc.start_pipeline()

Mercurial > libervia-backend

annotate libervia/frontends/tools/webrtc.py @ 4268:51d004e50786