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

annotate libervia/frontends/tools/webrtc.py @ 4207:2865e70b0b2c

tests (unit/cli/calls): unit tests for CLI call GUI: rel 427

author	Goffi <goffi@goffi.org>
date	Sun, 11 Feb 2024 23:21:07 +0100
parents	17a8168966f9
children	fe29fbdabce6

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
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	19 import gi
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	20 gi.require_versions({
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	21 "Gst": "1.0",
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	22 "GstWebRTC": "1.0"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	23 })
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	24 from gi.repository import Gst, GstWebRTC, GstSdp
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	25
4145 970b6209526a frontends (tools/webrtc): Better message on Python override missing: Goffi <goffi@goffi.org> parents: 4139 diff changeset	26 from libervia.backend.core import exceptions
970b6209526a frontends (tools/webrtc): Better message on Python override missing: Goffi <goffi@goffi.org> parents: 4139 diff changeset	27
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	28 try:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	29 from gi.overrides import Gst as _
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	30 except ImportError:
4145 970b6209526a frontends (tools/webrtc): Better message on Python override missing: Goffi <goffi@goffi.org> parents: 4139 diff changeset	31 raise exceptions.MissingModule(
970b6209526a frontends (tools/webrtc): Better message on Python override missing: Goffi <goffi@goffi.org> parents: 4139 diff changeset	32 "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	33 "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	34 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	35 import asyncio
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	36 from dataclasses import dataclass
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	37 from datetime import datetime
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	38 import logging
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	39 from random import randint
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	40 import re
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	41 from typing import Callable
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	42 from urllib.parse import quote_plus
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	43
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	44 from libervia.backend.tools.common import data_format
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	45 from libervia.frontends.tools import aio, display_servers
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	46
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	47 current_server = display_servers.detect()
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	48 if current_server == display_servers.X11:
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	49 # 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	50 import ctypes
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	51 ctypes.CDLL('libX11.so.6').XInitThreads()
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	52
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	53
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	54 log = logging.getLogger(__name__)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	55
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	56 Gst.init(None)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	57
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	58 SOURCES_AUTO = "auto"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	59 SOURCES_TEST = "test"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	60 SINKS_APP = "app"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	61 SINKS_AUTO = "auto"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	62 SINKS_TEST = "test"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	63
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	64
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	65 class ScreenshareError(Exception):
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	66 pass
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	67
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	68
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	69 @dataclass
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	70 class AppSinkData:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	71 local_video_cb: Callable
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	72 remote_video_cb: Callable
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	73
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	74
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	75 class DesktopPortal:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	76
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	77 def __init__(self, webrtc: "WebRTC"):
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	78 import dbus
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	79 from dbus.mainloop.glib import DBusGMainLoop
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	80 # we want monitors + windows, see https://flatpak.github.io/xdg-desktop-portal/docs/doc-org.freedesktop.portal.ScreenCast.html#org-freedesktop-portal-screencast-availablesourcetypes
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	81 self.dbus = dbus
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	82 self.webrtc = webrtc
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	83 self.sources_type = dbus.UInt32(7)
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	84 DBusGMainLoop(set_as_default=True)
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	85 self.session_bus = dbus.SessionBus()
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	86 portal_object = self.session_bus.get_object(
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	87 'org.freedesktop.portal.Desktop',
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	88 '/org/freedesktop/portal/desktop'
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	89 )
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	90 self.screencast_interface = dbus.Interface(
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	91 portal_object,
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	92 'org.freedesktop.portal.ScreenCast'
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	93 )
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	94 self.session_interface = None
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	95 self.session_signal = None
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	96 self.handle_counter = 0
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	97 self.session_handle = None
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	98 self.stream_data: dict\|None = None
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	99
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	100 @property
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	101 def handle_token(self):
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	102 self.handle_counter += 1
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	103 return f"libervia{self.handle_counter}"
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	104
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	105 def on_session_closed(self, details: dict) -> None:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	106 if self.session_interface is not None:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	107 self.session_interface = None
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	108 self.webrtc.desktop_sharing = False
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	109 if self.session_signal is not None:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	110 self.session_signal.remove()
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	111 self.session_signal = None
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	112
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	113
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	114 async def dbus_call(self, method_name: str, *args) -> dict:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	115 """Call a screenshare portal method
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	116
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	117 This method handle the signal response.
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	118 @param method_name: method to call
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	119 @param args: extra args
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	120 `handle_token` will be automatically added to the last arg (option dict)
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	121 @return: method result
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	122 """
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	123 if self.session_handle is not None:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	124 self.end_screenshare()
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	125 method = getattr(self.screencast_interface, method_name)
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	126 options = args[-1]
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	127 reply_fut = asyncio.Future()
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	128 signal_fut = asyncio.Future()
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	129 # cf. https://flatpak.github.io/xdg-desktop-portal/docs/doc-org.freedesktop.portal.Request.html
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	130 handle_token = self.handle_token
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	131 sender = self.session_bus.get_unique_name().replace(".", "_")[1:]
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	132 path = f"/org/freedesktop/portal/desktop/request/{sender}/{handle_token}"
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	133 signal_match = None
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	134
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	135 def on_signal(response, results):
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	136 assert signal_match is not None
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	137 signal_match.remove()
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	138 if response == 0:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	139 signal_fut.set_result(results)
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	140 elif response == 1:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	141 signal_fut.set_exception(
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	142 exceptions.CancelError("Cancelled by user.")
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	143 )
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	144 else:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	145 signal_fut.set_exception(ScreenshareError(
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	146 f"Can't get signal result"
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	147 ))
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	148
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	149 signal_match = self.session_bus.add_signal_receiver(
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	150 on_signal,
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	151 signal_name="Response",
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	152 dbus_interface="org.freedesktop.portal.Request",
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	153 path=path
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	154 )
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	155
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	156 options["handle_token"] = handle_token
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	157
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	158 method(
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	159 *args,
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	160 reply_handler=reply_fut.set_result,
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	161 error_handler=reply_fut.set_exception
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	162 )
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	163 try:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	164 await reply_fut
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	165 except Exception as e:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	166 raise ScreenshareError(f"Can't ask screenshare permission: {e}")
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	167 return await signal_fut
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	168
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	169 async def request_screenshare(self) -> dict:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	170 session_data = await self.dbus_call(
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	171 "CreateSession",
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	172 {
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	173 "session_handle_token": str(randint(1, 2**32)),
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	174 }
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	175 )
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	176 try:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	177 session_handle = session_data["session_handle"]
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	178 except KeyError:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	179 raise ScreenshareError("Can't get session handle")
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	180 self.session_handle = session_handle
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	181
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	182
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	183 await self.dbus_call(
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	184 "SelectSources",
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	185 session_handle,
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	186 {
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	187 "multiple": True,
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	188 "types": self.sources_type,
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	189 "modal": True
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	190 }
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	191 )
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	192 screenshare_data = await self.dbus_call(
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	193 "Start",
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	194 session_handle,
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	195 "",
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	196 {}
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	197 )
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	198
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	199 session_object = self.session_bus.get_object(
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	200 'org.freedesktop.portal.Desktop',
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	201 session_handle
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	202 )
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	203 self.session_interface = self.dbus.Interface(
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	204 session_object,
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	205 'org.freedesktop.portal.Session'
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	206 )
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	207
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	208 self.session_signal = self.session_bus.add_signal_receiver(
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	209 self.on_session_closed,
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	210 signal_name="Closed",
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	211 dbus_interface="org.freedesktop.portal.Session",
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	212 path=session_handle
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	213 )
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	214
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	215 try:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	216 node_id, stream_data = screenshare_data["streams"][0]
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	217 source_type = int(stream_data["source_type"])
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	218 except (IndexError, KeyError):
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	219 raise ScreenshareError("Can't parse stream data")
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	220 self.stream_data = stream_data = {
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	221 "session_handle": session_handle,
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	222 "node_id": node_id,
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	223 "source_type": source_type
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	224 }
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	225 try:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	226 height = int(stream_data["size"][0])
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	227 weight = int(stream_data["size"][1])
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	228 except (IndexError, KeyError):
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	229 pass
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	230 else:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	231 stream_data["size"] = (height, weight)
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	232
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	233 return self.stream_data
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	234
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	235 def end_screenshare(self) -> None:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	236 """Close a running screenshare session, if any."""
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	237 if self.session_interface is None:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	238 return
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	239 self.session_interface.Close()
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	240 self.on_session_closed({})
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	241
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	242
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	243 class WebRTC:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	244 """GSTreamer based WebRTC implementation for audio and video communication.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	245
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	246 This class encapsulates the WebRTC functionalities required for initiating and
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	247 handling audio and video calls.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	248 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	249
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	250 def __init__(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	251 self,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	252 bridge,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	253 profile: str,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	254 sources: str = SOURCES_AUTO,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	255 sinks: str = SINKS_AUTO,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	256 appsink_data: AppSinkData \| None = None,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	257 reset_cb: Callable \| None = None,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	258 ) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	259 self.main_loop = asyncio.get_event_loop()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	260 self.bridge = bridge
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	261 self.profile = profile
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	262 self.pipeline = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	263 self._audio_muted = False
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	264 self._video_muted = False
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	265 self._desktop_sharing = False
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	266 self.desktop_sharing_data = None
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	267 self.sources = sources
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	268 self.sinks = sinks
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	269 if sinks == SINKS_APP:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	270 self.appsink_data = appsink_data
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	271 elif appsink_data is not None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	272 raise exceptions.InternalError(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	273 "appsink_data can only be used for SINKS_APP sinks"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	274 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	275 self.reset_cb = reset_cb
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	276 if current_server == display_servers.WAYLAND:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	277 self.desktop_portal = DesktopPortal(self)
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	278 else:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	279 self.desktop_portal = None
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	280 self.reset_instance()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	281
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	282 @property
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	283 def audio_muted(self):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	284 return self._audio_muted
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	285
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	286 @audio_muted.setter
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	287 def audio_muted(self, muted: bool) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	288 if muted != self._audio_muted:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	289 self._audio_muted = muted
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	290 self.on_audio_mute(muted)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	291
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	292 @property
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	293 def video_muted(self):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	294 return self._video_muted
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	295
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	296 @video_muted.setter
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	297 def video_muted(self, muted: bool) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	298 if muted != self._video_muted:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	299 self._video_muted = muted
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	300 self.on_video_mute(muted)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	301
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	302 @property
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	303 def desktop_sharing(self):
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	304 return self._desktop_sharing
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	305
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	306 @desktop_sharing.setter
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	307 def desktop_sharing(self, active: bool) -> None:
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	308 if active != self._desktop_sharing:
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	309 self._desktop_sharing = active
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	310 self.on_desktop_switch(active)
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	311 try:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	312 cb = self.bindings["desktop_sharing"]
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	313 except KeyError:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	314 pass
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	315 else:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	316 cb(active)
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	317
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	318 @property
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	319 def sdp_set(self):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	320 return self._sdp_set
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	321
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	322 @sdp_set.setter
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	323 def sdp_set(self, is_set: bool):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	324 self._sdp_set = is_set
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	325 if is_set:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	326 self.on_ice_candidates_new(self.remote_candidates_buffer)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	327 for data in self.remote_candidates_buffer.values():
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	328 data["candidates"].clear()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	329
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	330 @property
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	331 def media_types(self):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	332 if self._media_types is None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	333 raise Exception("self._media_types should not be None!")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	334 return self._media_types
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 @media_types.setter
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	337 def media_types(self, new_media_types: dict) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	338 self._media_types = new_media_types
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	339 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	340
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	341 @property
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	342 def media_types_inv(self) -> dict:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	343 if self._media_types_inv is None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	344 raise Exception("self._media_types_inv should not be None!")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	345 return self._media_types_inv
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	346
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	347 def bind(self, **kwargs: Callable) -> None:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	348 self.bindings.clear()
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	349 for key, cb in kwargs.items():
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	350 if key not in ("desktop_sharing",):
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	351 raise ValueError(
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	352 '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	353 )
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	354 self.bindings[key] = cb
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	355
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	356
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	357 def generate_dot_file(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	358 self,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	359 filename: str = "pipeline",
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	360 details: Gst.DebugGraphDetails = Gst.DebugGraphDetails.ALL,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	361 with_timestamp: bool = True,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	362 bin_: Gst.Bin\|None = None,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	363 ) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	364 """Generate Dot File for debugging
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	365
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	366 ``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	367 ``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	368 See
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	369 https://gstreamer.freedesktop.org/documentation/gstreamer/debugutils.html?gi-language=python#GstDebugGraphDetails
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	370 for details.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	371
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	372 @param filename: name of the generated file
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	373 @param details: which details to print
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	374 @param with_timestamp: if True, add a timestamp to filename
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	375 @param bin_: which bin to output. By default, the whole pipeline
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	376 (``self.pipeline``) will be used.
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 bin_ is None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	379 bin_ = self.pipeline
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	380 if with_timestamp:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	381 timestamp = datetime.now().isoformat(timespec='milliseconds')
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	382 filename = f"{timestamp}_filename"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	383
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	384 Gst.debug_bin_to_dot_file(bin_, details, filename)
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 def get_sdp_mline_index(self, media_type: str) -> int:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	387 """Gets the sdpMLineIndex for a given media type.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	388
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	389 @param media_type: The type of the media.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	390 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	391 for index, m_type in self.media_types.items():
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	392 if m_type == media_type:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	393 return index
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	394 raise ValueError(f"Media type '{media_type}' not found")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	395
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	396 def _set_media_types(self, offer_sdp: str) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	397 """Sets media types from offer SDP
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	398
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	399 @param offer: RTC session description containing the offer
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	400 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	401 sdp_lines = offer_sdp.splitlines()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	402 media_types = {}
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	403 mline_index = 0
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	404
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	405 for line in sdp_lines:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	406 if line.startswith("m="):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	407 media_types[mline_index] = line[2 : line.find(" ")]
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	408 mline_index += 1
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	409
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	410 self.media_types = media_types
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	411
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	412 def _a_call(self, method, args, *kwargs):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	413 """Call an async method in main thread"""
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	414 aio.run_from_thread(method, args, *kwargs, loop=self.main_loop)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	415
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	416 def get_payload_types(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	417 self, sdpmsg, video_encoding: str, audio_encoding: str
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	418 ) -> dict[str, int \| None]:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	419 """Find the payload types for the specified video and audio encoding.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	420
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	421 Very simplistically finds the first payload type matching the encoding
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	422 name. More complex applications will want to match caps on
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	423 profile-level-id, packetization-mode, etc.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	424 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	425 # method coming from gstreamer example (Matthew Waters, Nirbheek Chauhan) at
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	426 # subprojects/gst-examples/webrtc/sendrecv/gst/webrtc_sendrecv.py
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	427 video_pt = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	428 audio_pt = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	429 for i in range(0, sdpmsg.medias_len()):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	430 media = sdpmsg.get_media(i)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	431 for j in range(0, media.formats_len()):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	432 fmt = media.get_format(j)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	433 if fmt == "webrtc-datachannel":
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	434 continue
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	435 pt = int(fmt)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	436 caps = media.get_caps_from_media(pt)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	437 s = caps.get_structure(0)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	438 encoding_name = s["encoding-name"]
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	439 if video_pt is None and encoding_name == video_encoding:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	440 video_pt = pt
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	441 elif audio_pt is None and encoding_name == audio_encoding:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	442 audio_pt = pt
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	443 return {video_encoding: video_pt, audio_encoding: audio_pt}
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	444
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	445 def parse_ice_candidate(self, candidate_string):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	446 """Parses the ice candidate string.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	447
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	448 @param candidate_string: The ice candidate string to be parsed.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	449 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	450 pattern = re.compile(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	451 r"candidate:(?P<foundation>\S+) (?P<component_id>\d+) (?P<transport>\S+) "
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	452 r"(?P<priority>\d+) (?P<address>\S+) (?P<port>\d+) typ "
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	453 r"(?P<type>\S+)(?: raddr (?P<rel_addr>\S+) rport "
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	454 r"(?P<rel_port>\d+))?(?: generation (?P<generation>\d+))?"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	455 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	456 match = pattern.match(candidate_string)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	457 if match:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	458 candidate_dict = match.groupdict()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	459
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	460 # Apply the correct types to the dictionary values
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	461 candidate_dict["component_id"] = int(candidate_dict["component_id"])
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	462 candidate_dict["priority"] = int(candidate_dict["priority"])
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	463 candidate_dict["port"] = int(candidate_dict["port"])
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	464
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	465 if candidate_dict["rel_port"]:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	466 candidate_dict["rel_port"] = int(candidate_dict["rel_port"])
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 if candidate_dict["generation"]:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	469 candidate_dict["generation"] = candidate_dict["generation"]
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	470
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	471 # Remove None values
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	472 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	473 else:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	474 log.warning(f"can't parse candidate: {candidate_string!r}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	475 return None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	476
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	477 def build_ice_candidate(self, parsed_candidate):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	478 """Builds ICE candidate
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 parsed_candidate: Dictionary containing parsed ICE candidate
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	481 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	482 base_format = (
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	483 "candidate:{foundation} {component_id} {transport} {priority} "
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	484 "{address} {port} typ {type}"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	485 )
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 if parsed_candidate.get("rel_addr") and parsed_candidate.get("rel_port"):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	488 base_format += " raddr {rel_addr} rport {rel_port}"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	489
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	490 if parsed_candidate.get("generation"):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	491 base_format += " generation {generation}"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	492
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	493 return base_format.format(**parsed_candidate)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	494
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	495 def extract_ufrag_pwd(self, sdp: str) -> tuple[str, str]:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	496 """Retrieves ICE password and user fragment for SDP offer.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	497
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	498 @param sdp: The Session Description Protocol offer string.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	499 @return: ufrag and pwd
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	500 @raise ValueError: Can't extract ufrag and password
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	501 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	502 ufrag_line = re.search(r"ice-ufrag:(\S+)", sdp)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	503 pwd_line = re.search(r"ice-pwd:(\S+)", sdp)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	504
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	505 if ufrag_line and pwd_line:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	506 ufrag = self.ufrag = ufrag_line.group(1)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	507 pwd = self.pwd = pwd_line.group(1)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	508 return ufrag, pwd
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	509 else:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	510 log.error(f"SDP with missing ice-ufrag or ice-pwd:\n{sdp}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	511 raise ValueError("Can't extract ice-ufrag and ice-pwd from SDP")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	512
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	513 def reset_instance(self):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	514 """Inits or resets the instance variables to their default state."""
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	515 self.role: str \| None = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	516 if self.pipeline is not None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	517 self.pipeline.set_state(Gst.State.NULL)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	518 self.pipeline = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	519 self._remote_video_pad = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	520 self.sid: str \| None = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	521 self.offer: str \| None = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	522 self.local_candidates_buffer = {}
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	523 self.ufrag: str \| None = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	524 self.pwd: str \| None = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	525 self.callee: str \| None = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	526 self._media_types = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	527 self._media_types_inv = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	528 self._sdp_set: bool = False
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	529 self.remote_candidates_buffer: dict[str, dict[str, list]] = {
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	530 "audio": {"candidates": []},
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	531 "video": {"candidates": []},
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	532 }
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	533 self._media_types = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	534 self._media_types_inv = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	535 self.audio_valve = None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	536 self.video_valve = None
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	537 if self.desktop_portal is not None:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	538 self.desktop_portal.end_screenshare()
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	539 self.desktop_sharing = False
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	540 self.desktop_sink_pad = None
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	541 self.bindings = {}
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	542 if self.reset_cb is not None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	543 self.reset_cb()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	544
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	545
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	546 async def setup_call(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	547 self,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	548 role: str,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	549 audio_pt: int \| None = 96,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	550 video_pt: int \| None = 97,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	551 ) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	552 """Sets up the call.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	553
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	554 This method establishes the Gstreamer pipeline for audio and video communication.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	555 The method also manages STUN and TURN server configurations, signal watchers, and
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	556 various connection handlers for the webrtcbin.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	557
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	558 @param role: The role for the call, either 'initiator' or 'responder'.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	559 @param audio_pt: The payload type for the audio stream.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	560 @param video_pt: The payload type for the video stream
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	561
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	562 @raises NotImplementedError: If audio_pt or video_pt is set to None.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	563 @raises AssertionError: If the role is not 'initiator' or 'responder'.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	564 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	565 assert role in ("initiator", "responder")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	566 self.role = role
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	567 if audio_pt is None or video_pt is None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	568 raise NotImplementedError("None value is not handled yet")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	569
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	570 if self.sources == SOURCES_AUTO:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	571 video_source_elt = "v4l2src"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	572 audio_source_elt = "pulsesrc"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	573 elif self.sources == SOURCES_TEST:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	574 video_source_elt = "videotestsrc is-live=true pattern=ball"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	575 audio_source_elt = "audiotestsrc"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	576 else:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	577 raise exceptions.InternalError(f'Unknown "sources" value: {self.sources!r}')
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	578
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	579 extra_elt = ""
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	580
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	581 if self.sinks == SINKS_APP:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	582 local_video_sink_elt = (
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	583 "appsink name=local_video_sink emit-signals=true drop=true max-buffers=1 "
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	584 "sync=True"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	585 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	586 elif self.sinks == SINKS_AUTO:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	587 extra_elt = "compositor name=compositor ! autovideosink"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	588 local_video_sink_elt = """compositor.sink_1"""
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	589 else:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	590 raise exceptions.InternalError(f"Unknown sinks value {self.sinks!r}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	591
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	592 self.gst_pipe_desc = f"""
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	593 webrtcbin latency=100 name=sendrecv bundle-policy=max-bundle
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	594
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	595 input-selector name=video_selector
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	596 ! videorate
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	597 ! video/x-raw,framerate=30/1
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	598 ! tee name=t
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	599
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	600 {extra_elt}
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	601
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	602 {video_source_elt} name=video_src ! queue leaky=downstream ! video_selector.
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	603 videotestsrc name=muted_src is-live=true pattern=black ! queue leaky=downstream ! video_selector.
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	604
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	605 t.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	606 ! queue max-size-buffers=5 max-size-time=0 max-size-bytes=0 leaky=downstream
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	607 ! videoconvert
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	608 ! vp8enc deadline=1 keyframe-max-dist=60
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	609 ! rtpvp8pay picture-id-mode=15-bit
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	610 ! application/x-rtp,media=video,encoding-name=VP8,payload={video_pt}
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	611 ! sendrecv.
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 t.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	614 ! queue max-size-buffers=5 max-size-time=0 max-size-bytes=0 leaky=downstream
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	615 ! videoconvert
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	616 ! {local_video_sink_elt}
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	617
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	618 {audio_source_elt} name=audio_src
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	619 ! valve
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	620 ! queue max-size-buffers=10 max-size-time=0 max-size-bytes=0 leaky=downstream
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	621 ! audioconvert
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	622 ! audioresample
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	623 ! opusenc audio-type=voice
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	624 ! rtpopuspay
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	625 ! application/x-rtp,media=audio,encoding-name=OPUS,payload={audio_pt}
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	626 ! sendrecv.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	627 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	628
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	629 log.debug(f"Gstreamer pipeline: {self.gst_pipe_desc}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	630
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	631 # Create the pipeline
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	632 self.pipeline = Gst.parse_launch(self.gst_pipe_desc)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	633 if not self.pipeline:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	634 raise exceptions.InternalError("Failed to create Gstreamer pipeline.")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	635
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	636 self.webrtcbin = self.pipeline.get_by_name("sendrecv")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	637 self.video_src = self.pipeline.get_by_name("video_src")
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	638 self.muted_src = self.pipeline.get_by_name("muted_src")
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	639 self.video_selector = self.pipeline.get_by_name("video_selector")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	640 self.audio_valve = self.pipeline.get_by_name("audio_valve")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	641
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	642 if self.video_muted:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	643 self.on_video_mute(True)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	644 if self.audio_muted:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	645 self.on_audio_mute(True)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	646
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	647 # set STUN and TURN servers
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	648 external_disco = data_format.deserialise(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	649 await self.bridge.external_disco_get("", self.profile), type_check=list
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	650 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	651
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	652 for server in external_disco:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	653 if server["type"] == "stun":
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	654 if server["transport"] == "tcp":
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	655 log.info(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	656 "ignoring TCP STUN server, GStreamer only support one STUN server"
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 url = f"stun://{server['host']}:{server['port']}"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	659 log.debug(f"adding stun server: {url}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	660 self.webrtcbin.set_property("stun-server", url)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	661 elif server["type"] == "turn":
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	662 url = "{scheme}://{username}:{password}@{host}:{port}".format(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	663 scheme="turns" if server["transport"] == "tcp" else "turn",
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	664 username=quote_plus(server["username"]),
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	665 password=quote_plus(server["password"]),
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	666 host=server["host"],
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	667 port=server["port"],
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	668 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	669 log.debug(f"adding turn server: {url}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	670
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	671 if not self.webrtcbin.emit("add-turn-server", url):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	672 log.warning(f"Erreur while adding TURN server {url}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	673
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	674 # local video feedback
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	675 if self.sinks == SINKS_APP:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	676 assert self.appsink_data is not None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	677 local_video_sink = self.pipeline.get_by_name("local_video_sink")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	678 local_video_sink.set_property("emit-signals", True)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	679 local_video_sink.connect("new-sample", self.appsink_data.local_video_cb)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	680 local_video_sink_caps = Gst.Caps.from_string(f"video/x-raw,format=RGB")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	681 local_video_sink.set_property("caps", local_video_sink_caps)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	682
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	683 # Create bus and associate signal watchers
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	684 self.bus = self.pipeline.get_bus()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	685 if not self.bus:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	686 log.error("Failed to get bus from pipeline.")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	687 return
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 self.bus.add_signal_watch()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	690 self.webrtcbin.connect("pad-added", self.on_pad_added)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	691 self.bus.connect("message::error", self.on_bus_error)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	692 self.bus.connect("message::eos", self.on_bus_eos)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	693 self.webrtcbin.connect("on-negotiation-needed", self.on_negotiation_needed)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	694 self.webrtcbin.connect("on-ice-candidate", self.on_ice_candidate)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	695 self.webrtcbin.connect(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	696 "notify::ice-gathering-state", self.on_ice_gathering_state_change
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	697 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	698 self.webrtcbin.connect(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	699 "notify::ice-connection-state", self.on_ice_connection_state
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	700 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	701
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	702 def start_pipeline(self) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	703 """Starts the GStreamer pipeline."""
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	704 log.debug("starting the pipeline")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	705 self.pipeline.set_state(Gst.State.PLAYING)
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 def on_negotiation_needed(self, webrtc):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	708 """Initiate SDP offer when negotiation is needed."""
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	709 log.debug("Negotiation needed.")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	710 if self.role == "initiator":
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	711 log.debug("Creating offer…")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	712 promise = Gst.Promise.new_with_change_func(self.on_offer_created)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	713 self.webrtcbin.emit("create-offer", None, promise)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	714
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	715 def on_offer_created(self, promise):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	716 """Callback for when SDP offer is created."""
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	717 log.info("on_offer_created called")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	718 assert promise.wait() == Gst.PromiseResult.REPLIED
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	719 reply = promise.get_reply()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	720 if reply is None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	721 log.error("Promise reply is None. Offer creation might have failed.")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	722 return
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	723 offer = reply["offer"]
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	724 self.offer = offer.sdp.as_text()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	725 log.info(f"SDP offer created: \n{self.offer}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	726 self._set_media_types(self.offer)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	727 promise = Gst.Promise.new()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	728 self.webrtcbin.emit("set-local-description", offer, promise)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	729 promise.interrupt()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	730 self._a_call(self._start_call)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	731
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	732 def on_answer_set(self, promise):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	733 assert promise.wait() == Gst.PromiseResult.REPLIED
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	734
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	735 def on_answer_created(self, promise, _, __):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	736 """Callback for when SDP answer is created."""
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	737 assert promise.wait() == Gst.PromiseResult.REPLIED
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	738 reply = promise.get_reply()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	739 answer = reply["answer"]
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	740 promise = Gst.Promise.new()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	741 self.webrtcbin.emit("set-local-description", answer, promise)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	742 promise.interrupt()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	743 answer_sdp = answer.sdp.as_text()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	744 log.info(f"SDP answer set: \n{answer_sdp}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	745 self.sdp_set = True
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	746 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	747
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	748 def on_offer_set(self, promise):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	749 assert promise.wait() == Gst.PromiseResult.REPLIED
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	750 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	751 self.webrtcbin.emit("create-answer", None, promise)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	752
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	753 def link_element_or_pad(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	754 self, source: Gst.Element, dest: Gst.Element \| Gst.Pad
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	755 ) -> bool:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	756 """Check if dest is a pad or an element, and link appropriately"""
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	757 src_pad = source.get_static_pad("src")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	758
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	759 if isinstance(dest, Gst.Pad):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	760 # If the dest is a pad, link directly
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	761 if not src_pad.link(dest) == Gst.PadLinkReturn.OK:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	762 log.error(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	763 "Failed to link 'conv' to the compositor's newly requested pad!"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	764 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	765 return False
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	766 elif isinstance(dest, Gst.Element):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	767 return source.link(dest)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	768 else:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	769 log.error(f"Unexpected type for dest: {type(sink)}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	770 return False
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	771
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	772 return True
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	773
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	774 def scaled_dimensions(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	775 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	776 ) -> tuple[int, int]:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	777 """Calculates the scaled dimensions preserving aspect ratio.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	778
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	779 @param original_width: Original width of the video stream.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	780 @param original_height: Original height of the video stream.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	781 @param max_width: Maximum desired width for the scaled video.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	782 @param max_height: Maximum desired height for the scaled video.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	783 @return: The width and height of the scaled video.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	784 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	785 aspect_ratio = original_width / original_height
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	786 new_width = int(max_height * aspect_ratio)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	787
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	788 if new_width <= max_width:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	789 return new_width, max_height
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	790
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	791 new_height = int(max_width / aspect_ratio)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	792 return max_width, new_height
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	793
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	794 def on_remote_decodebin_stream(self, _, pad: Gst.Pad) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	795 """Handle the stream from the remote decodebin.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	796
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	797 This method processes the incoming stream from the remote decodebin, determining
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	798 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	799 for video/audio processing and adds them to the pipeline.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	800
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	801 @param pad: The Gst.Pad from the remote decodebin producing the stream.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	802 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	803 assert self.pipeline is not None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	804 if not pad.has_current_caps():
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	805 log.error(f"{pad} has no caps, ignoring")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	806 return
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 caps = pad.get_current_caps()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	809 assert len(caps)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	810 s = caps[0]
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	811 name = s.get_name()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	812 log.debug(f"====> NAME START: {name}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	813
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	814 q = Gst.ElementFactory.make("queue")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	815
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	816 if name.startswith("video"):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	817 log.debug("===> VIDEO OK")
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 self._remote_video_pad = pad
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	820
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	821 # Check and log the original size of the video
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	822 width = s.get_int("width").value
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	823 height = s.get_int("height").value
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	824 log.info(f"Original video size: {width}x{height}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	825
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	826 # 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	827 # resolution is used (990x557) resulting in bad alignement and no color in
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	828 # rendered image
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	829 adjust_resolution = width % 4 != 0 or height % 4 != 0
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	830 if adjust_resolution:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	831 log.info("non standard resolution, we need to adjust size")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	832 width = (width + 3) // 4 * 4
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	833 height = (height + 3) // 4 * 4
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	834 log.info(f"Adjusted video size: {width}x{height}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	835
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	836 conv = Gst.ElementFactory.make("videoconvert")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	837 if self.sinks == SINKS_APP:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	838 assert self.appsink_data is not None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	839 remote_video_sink = Gst.ElementFactory.make("appsink")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	840
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	841 appsink_caps = Gst.Caps.from_string("video/x-raw,format=RGB")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	842 remote_video_sink.set_property("caps", appsink_caps)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	843
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	844 remote_video_sink.set_property("emit-signals", True)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	845 remote_video_sink.set_property("drop", True)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	846 remote_video_sink.set_property("max-buffers", 1)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	847 remote_video_sink.set_property("sync", True)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	848 remote_video_sink.connect("new-sample", self.appsink_data.remote_video_cb)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	849 self.pipeline.add(remote_video_sink)
4146 60d107f2178a frontends (tools/webrtc): fix `SINKS_APP` condition check. Goffi <goffi@goffi.org> parents: 4145 diff changeset	850 elif self.sinks == SINKS_AUTO:
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	851 compositor = self.pipeline.get_by_name("compositor")
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 sink1_pad = compositor.get_static_pad("sink_1")
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 local_width, local_height = self.scaled_dimensions(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	856 sink1_pad.get_property("width"),
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	857 sink1_pad.get_property("height"),
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	858 width // 3,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	859 height // 3,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	860 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	861
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	862 sink1_pad.set_property("xpos", width - local_width)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	863 sink1_pad.set_property("ypos", height - local_height)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	864 sink1_pad.set_property("width", local_width)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	865 sink1_pad.set_property("height", local_height)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	866 sink1_pad.set_property("zorder", 1)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	867
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	868 # Request a new pad for the remote stream
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	869 sink_pad_template = compositor.get_pad_template("sink_%u")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	870 remote_video_sink = compositor.request_pad(sink_pad_template, None, None)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	871 remote_video_sink.set_property("zorder", 0)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	872
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	873 else:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	874 raise exceptions.InternalError(f'Unhandled "sinks" value: {self.sinks!r}')
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	875
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	876 if adjust_resolution:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	877 videoscale = Gst.ElementFactory.make("videoscale")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	878 adjusted_caps = Gst.Caps.from_string(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	879 f"video/x-raw,width={width},height={height}"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	880 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	881 capsfilter = Gst.ElementFactory.make("capsfilter")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	882 capsfilter.set_property("caps", adjusted_caps)
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 self.pipeline.add(q, conv, videoscale, capsfilter)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	885
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	886
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	887 self.pipeline.sync_children_states()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	888 ret = pad.link(q.get_static_pad("sink"))
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	889 if ret != Gst.PadLinkReturn.OK:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	890 log.error(f"Error linking pad: {ret}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	891 q.link(conv)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	892 conv.link(videoscale)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	893 videoscale.link(capsfilter)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	894 self.link_element_or_pad(capsfilter.link, remote_video_sink)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	895
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	896 else:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	897 self.pipeline.add(q, conv)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	898
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	899 self.pipeline.sync_children_states()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	900 ret = pad.link(q.get_static_pad("sink"))
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	901 if ret != Gst.PadLinkReturn.OK:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	902 log.error(f"Error linking pad: {ret}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	903 q.link(conv)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	904 self.link_element_or_pad(conv, remote_video_sink)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	905
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	906 elif name.startswith("audio"):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	907 log.debug("===> Audio OK")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	908 conv = Gst.ElementFactory.make("audioconvert")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	909 resample = Gst.ElementFactory.make("audioresample")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	910 remote_audio_sink = Gst.ElementFactory.make("autoaudiosink")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	911 self.pipeline.add(q, conv, resample, remote_audio_sink)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	912 self.pipeline.sync_children_states()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	913 ret = pad.link(q.get_static_pad("sink"))
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	914 if ret != Gst.PadLinkReturn.OK:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	915 log.error(f"Error linking pad: {ret}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	916 q.link(conv)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	917 conv.link(resample)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	918 resample.link(remote_audio_sink)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	919
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	920 else:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	921 log.warning(f"unmanaged name: {name!r}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	922
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	923 def on_pad_added(self, __, pad: Gst.Pad) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	924 """Handle the addition of a new pad to the element.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	925
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	926 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	927 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	928
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	929 @param __: Placeholder for the signal source. Not used in this method.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	930 @param pad: The newly added pad.
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 log.debug("on_pad_added")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	933 if pad.direction != Gst.PadDirection.SRC:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	934 return
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	935
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	936 decodebin = Gst.ElementFactory.make("decodebin")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	937 decodebin.connect("pad-added", self.on_remote_decodebin_stream)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	938 self.pipeline.add(decodebin)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	939 decodebin.sync_state_with_parent()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	940 pad.link(decodebin.get_static_pad("sink"))
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	941
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	942 async def _start_call(self) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	943 """Initiate the call.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	944
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	945 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	946 local ICE candidates, they are sent as part of the initiation.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	947 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	948 assert self.callee
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	949 self.sid = await self.bridge.call_start(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	950 str(self.callee), data_format.serialise({"sdp": self.offer}), self.profile
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	951 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	952 if self.local_candidates_buffer:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	953 log.debug(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	954 f"sending buffered local ICE candidates: {self.local_candidates_buffer}"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	955 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	956 if self.pwd is None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	957 sdp = self.webrtcbin.props.local_description.sdp.as_text()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	958 self.extract_ufrag_pwd(sdp)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	959 ice_data = {}
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	960 for media_type, candidates in self.local_candidates_buffer.items():
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	961 ice_data[media_type] = {
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	962 "ufrag": self.ufrag,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	963 "pwd": self.pwd,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	964 "candidates": candidates,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	965 }
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	966 await self.bridge.ice_candidates_add(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	967 self.sid, data_format.serialise(ice_data), self.profile
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	968 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	969 self.local_candidates_buffer.clear()
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 def _remote_sdp_set(self, promise) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	972 assert promise.wait() == Gst.PromiseResult.REPLIED
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	973 self.sdp_set = True
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	974
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	975 def on_accepted_call(self, sdp: str, profile: str) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	976 """Outgoing call has been accepted.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	977
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	978 @param sdp: The SDP answer string received from the other party.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	979 @param profile: Profile used for the call.
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 log.debug(f"SDP answer received: \n{sdp}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	982
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	983 __, sdpmsg = GstSdp.SDPMessage.new_from_text(sdp)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	984 answer = GstWebRTC.WebRTCSessionDescription.new(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	985 GstWebRTC.WebRTCSDPType.ANSWER, sdpmsg
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	986 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	987 promise = Gst.Promise.new_with_change_func(self._remote_sdp_set)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	988 self.webrtcbin.emit("set-remote-description", answer, promise)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	989
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	990 async def answer_call(self, sdp: str, profile: str) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	991 """Answer an incoming call
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	992
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	993 @param sdp: The SDP offer string received from the initiator.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	994 @param profile: Profile used for the call.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	995
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	996 @raise AssertionError: Raised when either "VP8" or "OPUS" is not present in
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	997 payload types.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	998 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	999 log.debug(f"SDP offer received: \n{sdp}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1000 self._set_media_types(sdp)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1001 __, offer_sdp_msg = GstSdp.SDPMessage.new_from_text(sdp)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1002 payload_types = self.get_payload_types(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1003 offer_sdp_msg, video_encoding="VP8", audio_encoding="OPUS"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1004 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1005 assert "VP8" in payload_types
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1006 assert "OPUS" in payload_types
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1007 await self.setup_call(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1008 "responder", audio_pt=payload_types["OPUS"], video_pt=payload_types["VP8"]
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1009 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1010 self.start_pipeline()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1011 offer = GstWebRTC.WebRTCSessionDescription.new(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1012 GstWebRTC.WebRTCSDPType.OFFER, offer_sdp_msg
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1013 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1014 promise = Gst.Promise.new_with_change_func(self.on_offer_set)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1015 self.webrtcbin.emit("set-remote-description", offer, promise)
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 def on_ice_candidate(self, webrtc, mline_index, candidate_sdp):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1018 """Handles the on-ice-candidate signal of webrtcbin.
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 @param webrtc: The webrtcbin element.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1021 @param mlineindex: The mline index.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1022 @param candidate: The ICE candidate.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1023 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1024 log.debug(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1025 f"Local ICE candidate. MLine Index: {mline_index}, Candidate: {candidate_sdp}"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1026 )
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1027 parsed_candidate = self.parse_ice_candidate(candidate_sdp)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1028 try:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1029 media_type = self.media_types[mline_index]
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1030 except KeyError:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1031 raise exceptions.InternalError("can't find media type")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1032
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1033 if self.sid is None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1034 log.debug("buffering local ICE candidate")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1035 self.local_candidates_buffer.setdefault(media_type, []).append(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1036 parsed_candidate
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 else:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1039 sdp = self.webrtcbin.props.local_description.sdp.as_text()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1040 assert sdp is not None
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1041 ufrag, pwd = self.extract_ufrag_pwd(sdp)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1042 ice_data = {"ufrag": ufrag, "pwd": pwd, "candidates": [parsed_candidate]}
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1043 self._a_call(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1044 self.bridge.ice_candidates_add,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1045 self.sid,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1046 data_format.serialise({media_type: ice_data}),
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1047 self.profile,
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1048 )
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 def on_ice_candidates_new(self, candidates: dict) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1051 """Handle new ICE candidates.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1052
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1053 @param candidates: A dictionary containing media types ("audio" or "video") as
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1054 keys and corresponding ICE data as values.
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 @raise exceptions.InternalError: Raised when sdp mline index is not found.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1057 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1058 if not self.sdp_set:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1059 log.debug("buffering remote ICE candidate")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1060 for media_type in ("audio", "video"):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1061 media_candidates = candidates.get(media_type)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1062 if media_candidates:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1063 buffer = self.remote_candidates_buffer[media_type]
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1064 buffer["candidates"].extend(media_candidates["candidates"])
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1065 return
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1066 for media_type, ice_data in candidates.items():
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1067 for candidate in ice_data["candidates"]:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1068 candidate_sdp = self.build_ice_candidate(candidate)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1069 try:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1070 mline_index = self.get_sdp_mline_index(media_type)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1071 except Exception as e:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1072 raise exceptions.InternalError(f"Can't find sdp mline index: {e}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1073 self.webrtcbin.emit("add-ice-candidate", mline_index, candidate_sdp)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1074 log.debug(
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1075 f"Remote ICE candidate added. MLine Index: {mline_index}, "
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1076 f"{candidate_sdp}"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1077 )
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 def on_ice_gathering_state_change(self, pspec, __):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1080 state = self.webrtcbin.get_property("ice-gathering-state")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1081 log.debug(f"ICE gathering state changed to {state}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1082
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1083 def on_ice_connection_state(self, pspec, __):
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1084 state = self.webrtcbin.props.ice_connection_state
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1085 if state == GstWebRTC.WebRTCICEConnectionState.FAILED:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1086 log.error("ICE connection failed")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1087 log.info(f"ICE connection state changed to {state}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1088
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1089 def on_bus_error(self, bus: Gst.Bus, message: Gst.Message) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1090 """Handles the GStreamer bus error messages.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1091
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1092 @param bus: The GStreamer bus.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1093 @param message: The error message.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1094 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1095 err, debug = message.parse_error()
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1096 log.error(f"Error from {message.src.get_name()}: {err.message}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1097 log.error(f"Debugging info: {debug}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1098
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1099 def on_bus_eos(self, bus: Gst.Bus, message: Gst.Message) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1100 """Handles the GStreamer bus eos messages.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1101
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1102 @param bus: The GStreamer bus.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1103 @param message: The eos message.
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1104 """
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1105 log.info("End of stream")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1106
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1107 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	1108 """Handles (un)muting of audio.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1109
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1110 @param muted: True if audio is muted.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1111 """
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1112 if self.audio_valve is not None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1113 self.audio_valve.set_property("drop", muted)
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1114 state = "muted" if muted else "unmuted"
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1115 log.info(f"audio is now {state}")
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1116
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1117 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	1118 """Handles (un)muting of video.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1119
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1120 @param muted: True if video is muted.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1121 """
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1122 if self.video_selector is not None:
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1123 current_source = None if muted else "desktop" if self.desktop_sharing else "video"
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1124 self.switch_video_source(current_source)
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1125 state = "muted" if muted else "unmuted"
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1126 log.info(f"Video is now {state}")
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1127
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1128 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	1129 """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	1130
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1131 @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	1132 """
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1133 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	1134 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	1135 else:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1136 self.do_desktop_switch(desktop_active)
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1137
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1138 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	1139 """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	1140 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	1141 try:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1142 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	1143 except exceptions.CancelError:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1144 self.desktop_sharing = False
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1145 return
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1146 self.desktop_sharing_data = {
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1147 "path": str(screenshare_data["node_id"])
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1148 }
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1149 self.do_desktop_switch(desktop_active)
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1150
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1151 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	1152 if self.video_muted:
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1153 # 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	1154 self.desktop_sharing = desktop_active
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1155 return
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1156
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1157 source = "desktop" if desktop_active else "video"
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1158 self.switch_video_source(source)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1159 self.desktop_sharing = desktop_active
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1160
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1161 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	1162 """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	1163
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1164 @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	1165 """
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1166 if source is None:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1167 source = "muted"
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1168 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	1169 raise ValueError(
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1170 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	1171 )
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1172
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1173 self.pipeline.set_state(Gst.State.PAUSED)
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1174
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1175 # 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	1176 if source == "desktop":
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1177 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	1178
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1179 # 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	1180 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	1181 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	1182 if src_name == source:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1183 if src_element:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1184 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	1185 else:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1186 if src_element:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1187 if src_name == "desktop":
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1188 self._remove_desktop_source(src_element)
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1189 else:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1190 src_element.set_state(Gst.State.NULL)
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1191
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1192 # Set the video_selector active pad
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1193 if source == "desktop":
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1194 if self.desktop_sink_pad:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1195 pad = self.desktop_sink_pad
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1196 else:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1197 log.error(f"No desktop pad available")
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1198 pad = None
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 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	1201 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	1202
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1203 if pad is not None:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1204 self.video_selector.props.active_pad = pad
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1205
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1206 self.pipeline.set_state(Gst.State.PLAYING)
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1207
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1208 def _setup_desktop_source(self, properties: dict[str, object]\|None) -> None:
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1209 """Set up a new desktop source.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1210
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1211 @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	1212 """
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1213 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	1214 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	1215 if properties is None:
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1216 properties = {}
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1217 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	1218 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	1219 desktop_src.set_property(key, value)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1220 video_convert = Gst.ElementFactory.make("videoconvert", "desktop_videoconvert")
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1221 queue = Gst.ElementFactory.make("queue", "desktop_queue")
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1222 queue.set_property("leaky", "downstream")
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1223
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1224 self.pipeline.add(desktop_src)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1225 self.pipeline.add(video_convert)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1226 self.pipeline.add(queue)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1227
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1228 desktop_src.link(video_convert)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1229 video_convert.link(queue)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1230
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1231 sink_pad_template = self.video_selector.get_pad_template("sink_%u")
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1232 self.desktop_sink_pad = self.video_selector.request_pad(sink_pad_template, None, None)
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1233 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	1234 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	1235
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1236 desktop_src.sync_state_with_parent()
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1237 video_convert.sync_state_with_parent()
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1238 queue.sync_state_with_parent()
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1239
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1240 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	1241 """Remove the desktop source from the pipeline.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1242
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1243 @param desktop_src: The desktop source to remove.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1244 """
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1245 # Remove elements for the desktop source
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1246 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	1247 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	1248
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1249 if video_convert:
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1250 video_convert.set_state(Gst.State.NULL)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1251 desktop_src.unlink(video_convert)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1252 self.pipeline.remove(video_convert)
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1253
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1254 if queue:
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1255 queue.set_state(Gst.State.NULL)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1256 self.pipeline.remove(queue)
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1257
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1258 desktop_src.set_state(Gst.State.NULL)
4204 879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing: Goffi <goffi@goffi.org> parents: 4146 diff changeset	1259 self.pipeline.remove(desktop_src)
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1260
4205 17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1261 # 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	1262 if self.desktop_sink_pad:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1263 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	1264 self.desktop_sink_pad = None
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1265
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1266 if self.desktop_portal is not None:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1267 self.desktop_portal.end_screenshare()
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes: Goffi <goffi@goffi.org> parents: 4204 diff changeset	1268
4139 6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1269 async def end_call(self) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1270 """Stop streaming and clean instance"""
6745c6bd4c7a frontends (tools): webrtc implementation: Goffi <goffi@goffi.org> parents: diff changeset	1271 self.reset_instance()

Mercurial > libervia-backend

annotate libervia/frontends/tools/webrtc.py @ 4207:2865e70b0b2c