Mercurial > libervia-backend

annotate libervia/frontends/tools/webrtc.py @ 4229:dd9bc7d791d7

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core (constants): use `bool_type`: Using `bool` for type hint in `Const.bool_const` if conflicting with `Const.bool` method. To avoid this, `bool_type` is used as an alias to `bool`.
author Goffi <goffi@goffi.org>
date Sat, 06 Apr 2024 12:14:10 +0200
parents fe29fbdabce6
children d01b8d002619
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 #!/usr/bin/env python3
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2
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3 # Libervia WebRTC implementation
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4 # Copyright (C) 2009-2023 Jérôme Poisson (goffi@goffi.org)
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5
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6 # This program is free software: you can redistribute it and/or modify
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7 # it under the terms of the GNU Affero General Public License as published by
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8 # the Free Software Foundation, either version 3 of the License, or
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9 # (at your option) any later version.
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10
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11 # This program is distributed in the hope that it will be useful,
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12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 # GNU Affero General Public License for more details.
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15
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16 # You should have received a copy of the GNU Affero General Public License
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17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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18
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19 import gi
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20 gi.require_versions({
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21 "Gst": "1.0",
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22 "GstWebRTC": "1.0"
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23 })
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24 from gi.repository import Gst, GstWebRTC, GstSdp
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25
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26 from libervia.backend.core import exceptions
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27
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28 try:
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29 from gi.overrides import Gst as _
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30 except ImportError:
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31 raise exceptions.MissingModule(
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32 "No GStreamer Python overrides available. Please install relevant packages on "
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33 "your system (e.g., `python3-gst-1.0` on Debian and derivatives)."
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34 )
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35 import asyncio
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36 from dataclasses import dataclass
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37 from datetime import datetime
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38 import logging
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39 from random import randint
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40 import re
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41 from typing import Callable
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42 from urllib.parse import quote_plus
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43
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44 from libervia.backend.tools.common import data_format
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45 from libervia.frontends.tools import aio, display_servers
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46
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47 current_server = display_servers.detect()
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48 if current_server == display_servers.X11:
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49 # GSTreamer's ximagesrc documentation asks to run this function
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50 import ctypes
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51 ctypes.CDLL('libX11.so.6').XInitThreads()
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52
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53
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54 log = logging.getLogger(__name__)
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55
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56 Gst.init(None)
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57
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58 SOURCES_AUTO = "auto"
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59 SOURCES_TEST = "test"
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60 SINKS_APP = "app"
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61 SINKS_AUTO = "auto"
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62 SINKS_TEST = "test"
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63
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64
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65 class ScreenshareError(Exception):
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66 pass
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67
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68
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69 @dataclass
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70 class AppSinkData:
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71 local_video_cb: Callable
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72 remote_video_cb: Callable|None
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73
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74
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75 class DesktopPortal:
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76
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77 def __init__(self, webrtc: "WebRTC"):
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78 import dbus
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79 from dbus.mainloop.glib import DBusGMainLoop
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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
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81 self.dbus = dbus
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82 self.webrtc = webrtc
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83 self.sources_type = dbus.UInt32(7)
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84 DBusGMainLoop(set_as_default=True)
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85 self.session_bus = dbus.SessionBus()
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86 portal_object = self.session_bus.get_object(
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87 'org.freedesktop.portal.Desktop',
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88 '/org/freedesktop/portal/desktop'
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89 )
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90 self.screencast_interface = dbus.Interface(
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91 portal_object,
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92 'org.freedesktop.portal.ScreenCast'
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93 )
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94 self.session_interface = None
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95 self.session_signal = None
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96 self.handle_counter = 0
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97 self.session_handle = None
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98 self.stream_data: dict|None = None
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99
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100 @property
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101 def handle_token(self):
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102 self.handle_counter += 1
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103 return f"libervia{self.handle_counter}"
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104
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105 def on_session_closed(self, details: dict) -> None:
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106 if self.session_interface is not None:
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107 self.session_interface = None
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108 self.webrtc.desktop_sharing = False
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109 if self.session_signal is not None:
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110 self.session_signal.remove()
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111 self.session_signal = None
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112
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113
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114 async def dbus_call(self, method_name: str, *args) -> dict:
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115 """Call a screenshare portal method
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116
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117 This method handle the signal response.
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118 @param method_name: method to call
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119 @param args: extra args
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120 `handle_token` will be automatically added to the last arg (option dict)
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121 @return: method result
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122 """
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123 if self.session_handle is not None:
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124 self.end_screenshare()
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125 method = getattr(self.screencast_interface, method_name)
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126 options = args[-1]
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127 reply_fut = asyncio.Future()
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128 signal_fut = asyncio.Future()
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129 # cf. https://flatpak.github.io/xdg-desktop-portal/docs/doc-org.freedesktop.portal.Request.html
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diff changeset
130 handle_token = self.handle_token
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diff changeset
131 sender = self.session_bus.get_unique_name().replace(".", "_")[1:]
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132 path = f"/org/freedesktop/portal/desktop/request/{sender}/{handle_token}"
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133 signal_match = None
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diff changeset
134
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diff changeset
135 def on_signal(response, results):
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136 assert signal_match is not None
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137 signal_match.remove()
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diff changeset
138 if response == 0:
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diff changeset
139 signal_fut.set_result(results)
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diff changeset
140 elif response == 1:
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diff changeset
141 signal_fut.set_exception(
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diff changeset
142 exceptions.CancelError("Cancelled by user.")
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diff changeset
143 )
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diff changeset
144 else:
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diff changeset
145 signal_fut.set_exception(ScreenshareError(
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146 f"Can't get signal result"
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diff changeset
147 ))
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diff changeset
148
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diff changeset
149 signal_match = self.session_bus.add_signal_receiver(
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150 on_signal,
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diff changeset
151 signal_name="Response",
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diff changeset
152 dbus_interface="org.freedesktop.portal.Request",
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diff changeset
153 path=path
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diff changeset
154 )
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diff changeset
155
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diff changeset
156 options["handle_token"] = handle_token
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diff changeset
157
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158 method(
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159 *args,
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diff changeset
160 reply_handler=reply_fut.set_result,
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diff changeset
161 error_handler=reply_fut.set_exception
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162 )
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diff changeset
163 try:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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164 await reply_fut
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165 except Exception as e:
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166 raise ScreenshareError(f"Can't ask screenshare permission: {e}")
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167 return await signal_fut
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diff changeset
168
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diff changeset
169 async def request_screenshare(self) -> dict:
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170 session_data = await self.dbus_call(
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171 "CreateSession",
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172 {
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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173 "session_handle_token": str(randint(1, 2**32)),
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174 }
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
175 )
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diff changeset
176 try:
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diff changeset
177 session_handle = session_data["session_handle"]
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178 except KeyError:
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diff changeset
179 raise ScreenshareError("Can't get session handle")
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diff changeset
180 self.session_handle = session_handle
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diff changeset
181
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diff changeset
182
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diff changeset
183 await self.dbus_call(
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diff changeset
184 "SelectSources",
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diff changeset
185 session_handle,
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diff changeset
186 {
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
187 "multiple": True,
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diff changeset
188 "types": self.sources_type,
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diff changeset
189 "modal": True
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diff changeset
190 }
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
191 )
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
192 screenshare_data = await self.dbus_call(
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diff changeset
193 "Start",
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diff changeset
194 session_handle,
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diff changeset
195 "",
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
196 {}
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
197 )
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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parents: 4204
diff changeset
198
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
199 session_object = self.session_bus.get_object(
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diff changeset
200 'org.freedesktop.portal.Desktop',
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
201 session_handle
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
202 )
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
203 self.session_interface = self.dbus.Interface(
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
204 session_object,
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
205 'org.freedesktop.portal.Session'
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
206 )
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
207
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diff changeset
208 self.session_signal = self.session_bus.add_signal_receiver(
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diff changeset
209 self.on_session_closed,
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diff changeset
210 signal_name="Closed",
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diff changeset
211 dbus_interface="org.freedesktop.portal.Session",
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diff changeset
212 path=session_handle
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
213 )
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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parents: 4204
diff changeset
214
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
215 try:
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diff changeset
216 node_id, stream_data = screenshare_data["streams"][0]
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diff changeset
217 source_type = int(stream_data["source_type"])
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diff changeset
218 except (IndexError, KeyError):
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
219 raise ScreenshareError("Can't parse stream data")
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diff changeset
220 self.stream_data = stream_data = {
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diff changeset
221 "session_handle": session_handle,
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diff changeset
222 "node_id": node_id,
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diff changeset
223 "source_type": source_type
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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:
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diff changeset
226 height = int(stream_data["size"][0])
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diff changeset
227 weight = int(stream_data["size"][1])
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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parents: 4204
diff changeset
228 except (IndexError, KeyError):
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diff changeset
229 pass
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
230 else:
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diff changeset
231 stream_data["size"] = (height, weight)
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diff changeset
232
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diff changeset
233 return self.stream_data
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diff changeset
234
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diff changeset
235 def end_screenshare(self) -> None:
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diff changeset
236 """Close a running screenshare session, if any."""
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diff changeset
237 if self.session_interface is None:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
238 return
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
239 self.session_interface.Close()
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
240 self.on_session_closed({})
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
241
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
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diff changeset
242
4139
6745c6bd4c7a frontends (tools): webrtc implementation:
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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:
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parents:
diff changeset
246 This class encapsulates the WebRTC functionalities required for initiating and
6745c6bd4c7a frontends (tools): webrtc implementation:
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parents:
diff changeset
247 handling audio and video calls.
6745c6bd4c7a frontends (tools): webrtc implementation:
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parents:
diff changeset
248 """
6745c6bd4c7a frontends (tools): webrtc implementation:
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parents:
diff changeset
249
6745c6bd4c7a frontends (tools): webrtc implementation:
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parents:
diff changeset
250 def __init__(
6745c6bd4c7a frontends (tools): webrtc implementation:
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parents:
diff changeset
251 self,
6745c6bd4c7a frontends (tools): webrtc implementation:
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parents:
diff changeset
252 bridge,
6745c6bd4c7a frontends (tools): webrtc implementation:
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parents:
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253 profile: str,
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254 sources: str = SOURCES_AUTO,
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255 sinks: str = SINKS_AUTO,
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256 appsink_data: AppSinkData | None = None,
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257 reset_cb: Callable | None = None,
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258 merge_pip: bool|None = None,
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259 target_size: tuple[int, int]|None = None,
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260 ) -> None:
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261 """Initializes a new WebRTC instance.
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262
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263 @param bridge: An instance of backend bridge.
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264 @param profile: Libervia profile.
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265 @param sources: Which kind of source to use.
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266 @param sinks: Which kind of sinks to use.
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267 @param appsink_data: configuration data for appsink (when SINKS_APP is used). Must
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268 not be used for other sinks.
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269 @param reset_cb: An optional Callable that is triggered on reset events. Can be
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270 used to reset UI data on new calls.
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271 @param merge_pip: A boolean flag indicating whether Picture-in-Picture mode is
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272 enabled. When PiP is used, local feedback is merged to remote video stream.
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273 Only one video stream is then produced (the local one).
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274 If None, PiP mode is selected automatically according to selected sink (it's
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275 used for SINKS_AUTO only for now).
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276 @param target_size: Expected size of the final sink stream. Mainly use by composer
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277 when ``merge_pip`` is set.
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278 None to autodetect (not real autodetection implemeted yet, default to
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279 (1280,720)).
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280 """
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281 self.main_loop = asyncio.get_event_loop()
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282 self.bridge = bridge
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283 self.profile = profile
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284 self.pipeline = None
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285 self._audio_muted = False
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286 self._video_muted = False
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287 self._desktop_sharing = False
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288 self.desktop_sharing_data = None
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289 self.sources = sources
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290 self.sinks = sinks
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291 if target_size is None:
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292 target_size=(1280, 720)
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293 self.target_width, self.target_height = target_size
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294 if merge_pip is None:
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295 merge_pip = sinks == SINKS_AUTO
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296 self.merge_pip = merge_pip
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297 if sinks == SINKS_APP:
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298 if (
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299 merge_pip
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300 and appsink_data is not None
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301 and appsink_data.remote_video_cb is not None
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302 ):
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303 raise ValueError("Remote_video_cb can't be used when merge_pip is used!")
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304 self.appsink_data = appsink_data
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305 elif appsink_data is not None:
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306 raise exceptions.InternalError(
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307 "appsink_data can only be used for SINKS_APP sinks"
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308 )
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309 self.reset_cb = reset_cb
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310 if current_server == display_servers.WAYLAND:
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311 self.desktop_portal = DesktopPortal(self)
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312 else:
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313 self.desktop_portal = None
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314 self.reset_instance()
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315
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316 @property
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317 def audio_muted(self):
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318 return self._audio_muted
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319
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320 @audio_muted.setter
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321 def audio_muted(self, muted: bool) -> None:
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322 if muted != self._audio_muted:
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323 self._audio_muted = muted
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324 self.on_audio_mute(muted)
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325
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326 @property
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327 def video_muted(self):
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328 return self._video_muted
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329
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330 @video_muted.setter
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331 def video_muted(self, muted: bool) -> None:
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332 if muted != self._video_muted:
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333 self._video_muted = muted
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334 self.on_video_mute(muted)
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335
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336 @property
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337 def desktop_sharing(self):
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338 return self._desktop_sharing
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339
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340 @desktop_sharing.setter
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341 def desktop_sharing(self, active: bool) -> None:
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342 if active != self._desktop_sharing:
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343 self._desktop_sharing = active
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344 self.on_desktop_switch(active)
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345 try:
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346 cb = self.bindings["desktop_sharing"]
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347 except KeyError:
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348 pass
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349 else:
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350 cb(active)
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351
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352 @property
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353 def sdp_set(self):
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354 return self._sdp_set
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355
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356 @sdp_set.setter
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357 def sdp_set(self, is_set: bool):
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358 self._sdp_set = is_set
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359 if is_set:
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360 self.on_ice_candidates_new(self.remote_candidates_buffer)
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361 for data in self.remote_candidates_buffer.values():
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362 data["candidates"].clear()
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363
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364 @property
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365 def media_types(self):
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366 if self._media_types is None:
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367 raise Exception("self._media_types should not be None!")
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368 return self._media_types
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369
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370 @media_types.setter
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371 def media_types(self, new_media_types: dict) -> None:
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372 self._media_types = new_media_types
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373 self._media_types_inv = {v: k for k, v in new_media_types.items()}
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374
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375 @property
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376 def media_types_inv(self) -> dict:
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377 if self._media_types_inv is None:
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378 raise Exception("self._media_types_inv should not be None!")
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379 return self._media_types_inv
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380
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381 def bind(self, **kwargs: Callable) -> None:
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382 self.bindings.clear()
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diff changeset
383 for key, cb in kwargs.items():
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
384 if key not in ("desktop_sharing",):
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
385 raise ValueError(
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
386 '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
387 )
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
388 self.bindings[key] = cb
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
389
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
390
4139
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
391 def generate_dot_file(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
392 self,
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
393 filename: str = "pipeline",
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
394 details: Gst.DebugGraphDetails = Gst.DebugGraphDetails.ALL,
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
395 with_timestamp: bool = True,
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
396 bin_: Gst.Bin|None = None,
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
397 ) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
398 """Generate Dot File for debugging
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
399
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
400 ``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
401 ``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
402 See
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
403 https://gstreamer.freedesktop.org/documentation/gstreamer/debugutils.html?gi-language=python#GstDebugGraphDetails
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
404 for details.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
405
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
406 @param filename: name of the generated file
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
407 @param details: which details to print
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
408 @param with_timestamp: if True, add a timestamp to filename
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
409 @param bin_: which bin to output. By default, the whole pipeline
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
410 (``self.pipeline``) will be used.
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 if bin_ is None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
413 bin_ = self.pipeline
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
414 if with_timestamp:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
415 timestamp = datetime.now().isoformat(timespec='milliseconds')
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
416 filename = f"{timestamp}_filename"
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
417
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
418 Gst.debug_bin_to_dot_file(bin_, details, filename)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
419
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
420 def get_sdp_mline_index(self, media_type: str) -> int:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
421 """Gets the sdpMLineIndex for a given media type.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
422
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
423 @param media_type: The type of the media.
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 for index, m_type in self.media_types.items():
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
426 if m_type == media_type:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
427 return index
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
428 raise ValueError(f"Media type '{media_type}' not found")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
429
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
430 def _set_media_types(self, offer_sdp: str) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
431 """Sets media types from offer SDP
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
432
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
433 @param offer: RTC session description containing the offer
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
434 """
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
435 sdp_lines = offer_sdp.splitlines()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
436 media_types = {}
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
437 mline_index = 0
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
438
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
439 for line in sdp_lines:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
440 if line.startswith("m="):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
441 media_types[mline_index] = line[2 : line.find(" ")]
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
442 mline_index += 1
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
443
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
444 self.media_types = media_types
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
445
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
446 def _a_call(self, method, *args, **kwargs):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
447 """Call an async method in main thread"""
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
448 aio.run_from_thread(method, *args, **kwargs, loop=self.main_loop)
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 def get_payload_types(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
451 self, sdpmsg, video_encoding: str, audio_encoding: str
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
452 ) -> dict[str, int | None]:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
453 """Find the payload types for the specified video and audio encoding.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
454
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
455 Very simplistically finds the first payload type matching the encoding
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
456 name. More complex applications will want to match caps on
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
457 profile-level-id, packetization-mode, etc.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
458 """
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
459 # method coming from gstreamer example (Matthew Waters, Nirbheek Chauhan) at
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
460 # subprojects/gst-examples/webrtc/sendrecv/gst/webrtc_sendrecv.py
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
461 video_pt = None
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
462 audio_pt = None
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
463 for i in range(0, sdpmsg.medias_len()):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
464 media = sdpmsg.get_media(i)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
465 for j in range(0, media.formats_len()):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
466 fmt = media.get_format(j)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
467 if fmt == "webrtc-datachannel":
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
468 continue
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
469 pt = int(fmt)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
470 caps = media.get_caps_from_media(pt)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
471 s = caps.get_structure(0)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
472 encoding_name = s["encoding-name"]
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
473 if video_pt is None and encoding_name == video_encoding:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
474 video_pt = pt
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
475 elif audio_pt is None and encoding_name == audio_encoding:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
476 audio_pt = pt
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
477 return {video_encoding: video_pt, audio_encoding: audio_pt}
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
478
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
479 def parse_ice_candidate(self, candidate_string):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
480 """Parses the ice candidate string.
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 @param candidate_string: The ice candidate string to be parsed.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
483 """
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
484 pattern = re.compile(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
485 r"candidate:(?P<foundation>\S+) (?P<component_id>\d+) (?P<transport>\S+) "
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
486 r"(?P<priority>\d+) (?P<address>\S+) (?P<port>\d+) typ "
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
487 r"(?P<type>\S+)(?: raddr (?P<rel_addr>\S+) rport "
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
488 r"(?P<rel_port>\d+))?(?: generation (?P<generation>\d+))?"
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 match = pattern.match(candidate_string)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
491 if match:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
492 candidate_dict = match.groupdict()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
493
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
494 # Apply the correct types to the dictionary values
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
495 candidate_dict["component_id"] = int(candidate_dict["component_id"])
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
496 candidate_dict["priority"] = int(candidate_dict["priority"])
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
497 candidate_dict["port"] = int(candidate_dict["port"])
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
498
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
499 if candidate_dict["rel_port"]:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
500 candidate_dict["rel_port"] = int(candidate_dict["rel_port"])
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 if candidate_dict["generation"]:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
503 candidate_dict["generation"] = candidate_dict["generation"]
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 # Remove None values
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
506 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
507 else:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
508 log.warning(f"can't parse candidate: {candidate_string!r}")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
509 return None
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
510
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
511 def build_ice_candidate(self, parsed_candidate):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
512 """Builds ICE candidate
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
513
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
514 @param parsed_candidate: Dictionary containing parsed ICE candidate
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
515 """
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
516 base_format = (
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
517 "candidate:{foundation} {component_id} {transport} {priority} "
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
518 "{address} {port} typ {type}"
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
519 )
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
520
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
521 if parsed_candidate.get("rel_addr") and parsed_candidate.get("rel_port"):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
522 base_format += " raddr {rel_addr} rport {rel_port}"
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
523
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
524 if parsed_candidate.get("generation"):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
525 base_format += " generation {generation}"
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
526
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
527 return base_format.format(**parsed_candidate)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
528
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
529 def extract_ufrag_pwd(self, sdp: str) -> tuple[str, str]:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
530 """Retrieves ICE password and user fragment for SDP offer.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
531
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
532 @param sdp: The Session Description Protocol offer string.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
533 @return: ufrag and pwd
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
534 @raise ValueError: Can't extract ufrag and password
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
535 """
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
536 ufrag_line = re.search(r"ice-ufrag:(\S+)", sdp)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
537 pwd_line = re.search(r"ice-pwd:(\S+)", sdp)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
538
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
539 if ufrag_line and pwd_line:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
540 ufrag = self.ufrag = ufrag_line.group(1)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
541 pwd = self.pwd = pwd_line.group(1)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
542 return ufrag, pwd
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
543 else:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
544 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
545 raise ValueError("Can't extract ice-ufrag and ice-pwd from SDP")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
546
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
547 def reset_instance(self):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
548 """Inits or resets the instance variables to their default state."""
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
549 self.role: str | None = None
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
550 if self.pipeline is not None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
551 self.pipeline.set_state(Gst.State.NULL)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
552 self.pipeline = None
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
553 self._remote_video_pad = None
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
554 self.sid: str | None = None
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
555 self.offer: str | None = None
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
556 self.local_candidates_buffer = {}
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
557 self.ufrag: str | None = None
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
558 self.pwd: str | None = None
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
559 self.callee: str | None = None
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
560 self._media_types = None
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
561 self._media_types_inv = None
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
562 self._sdp_set: bool = False
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
563 self.remote_candidates_buffer: dict[str, dict[str, list]] = {
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
564 "audio": {"candidates": []},
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
565 "video": {"candidates": []},
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
566 }
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
567 self._media_types = None
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
568 self._media_types_inv = None
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
569 self.audio_valve = None
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
570 self.video_valve = None
4205
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
571 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
572 self.desktop_portal.end_screenshare()
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
573 self.desktop_sharing = False
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
574 self.desktop_sink_pad = None
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
575 self.bindings = {}
4139
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
576 if self.reset_cb is not None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
577 self.reset_cb()
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
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
580 async def setup_call(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
581 self,
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
582 role: str,
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
583 audio_pt: int | None = 96,
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
584 video_pt: int | None = 97,
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
585 ) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
586 """Sets up the call.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
587
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
588 This method establishes the Gstreamer pipeline for audio and video communication.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
589 The method also manages STUN and TURN server configurations, signal watchers, and
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
590 various connection handlers for the webrtcbin.
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 @param role: The role for the call, either 'initiator' or 'responder'.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
593 @param audio_pt: The payload type for the audio stream.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
594 @param video_pt: The payload type for the video stream
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
595
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
596 @raises NotImplementedError: If audio_pt or video_pt is set to None.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
597 @raises AssertionError: If the role is not 'initiator' or 'responder'.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
598 """
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
599 assert role in ("initiator", "responder")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
600 self.role = role
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
601 if audio_pt is None or video_pt is None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
602 raise NotImplementedError("None value is not handled yet")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
603
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
604 if self.sources == SOURCES_AUTO:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
605 video_source_elt = "v4l2src"
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
606 audio_source_elt = "pulsesrc"
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
607 elif self.sources == SOURCES_TEST:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
608 video_source_elt = "videotestsrc is-live=true pattern=ball"
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
609 audio_source_elt = "audiotestsrc"
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
610 else:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
611 raise exceptions.InternalError(f'Unknown "sources" value: {self.sources!r}')
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
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
614 if self.sinks == SINKS_APP:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
615 local_video_sink_elt = (
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
616 "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
617 "sync=True"
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
618 )
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
619 elif self.sinks == SINKS_AUTO:
4209
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
620 local_video_sink_elt = "autovideosink"
4139
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
621 else:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
622 raise exceptions.InternalError(f"Unknown sinks value {self.sinks!r}")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
623
4209
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
624 if self.merge_pip:
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
625 extra_elt = (
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
626 "compositor name=compositor background=black "
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
627 f"! video/x-raw,width={self.target_width},height={self.target_height},"
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
628 "framerate=30/1 "
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
629 f"! {local_video_sink_elt}"
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
630 )
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
631 local_video_sink_elt = "compositor.sink_1"
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
632 else:
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
633 extra_elt = ""
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
634
4139
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
635 self.gst_pipe_desc = f"""
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
636 webrtcbin latency=100 name=sendrecv bundle-policy=max-bundle
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
637
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
638 input-selector name=video_selector
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
639 ! videorate
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
640 ! video/x-raw,framerate=30/1
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
641 ! tee name=t
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
642
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
643 {extra_elt}
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
644
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
645 {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
646 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
647
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
648 t.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
649 ! 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
650 ! videoconvert
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
651 ! vp8enc deadline=1 keyframe-max-dist=60
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
652 ! rtpvp8pay picture-id-mode=15-bit
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
653 ! application/x-rtp,media=video,encoding-name=VP8,payload={video_pt}
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
654 ! sendrecv.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
655
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
656 t.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
657 ! 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
658 ! videoconvert
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
659 ! {local_video_sink_elt}
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
660
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
661 {audio_source_elt} name=audio_src
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
662 ! valve
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
663 ! 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
664 ! audioconvert
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
665 ! audioresample
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
666 ! opusenc audio-type=voice
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
667 ! rtpopuspay
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
668 ! application/x-rtp,media=audio,encoding-name=OPUS,payload={audio_pt}
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
669 ! sendrecv.
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
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
672 log.debug(f"Gstreamer pipeline: {self.gst_pipe_desc}")
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 # Create the pipeline
4209
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
675 try:
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
676 self.pipeline = Gst.parse_launch(self.gst_pipe_desc)
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
677 except Exception:
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
678 log.exception("Can't parse pipeline")
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
679 self.pipeline = None
4139
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
680 if not self.pipeline:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
681 raise exceptions.InternalError("Failed to create Gstreamer pipeline.")
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 self.webrtcbin = self.pipeline.get_by_name("sendrecv")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
684 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
685 self.muted_src = self.pipeline.get_by_name("muted_src")
4139
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
686 self.video_selector = self.pipeline.get_by_name("video_selector")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
687 self.audio_valve = self.pipeline.get_by_name("audio_valve")
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 if self.video_muted:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
690 self.on_video_mute(True)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
691 if self.audio_muted:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
692 self.on_audio_mute(True)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
693
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
694 # set STUN and TURN servers
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
695 external_disco = data_format.deserialise(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
696 await self.bridge.external_disco_get("", self.profile), type_check=list
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
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
699 for server in external_disco:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
700 if server["type"] == "stun":
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
701 if server["transport"] == "tcp":
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
702 log.info(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
703 "ignoring TCP STUN server, GStreamer only support one STUN server"
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
704 )
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
705 url = f"stun://{server['host']}:{server['port']}"
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
706 log.debug(f"adding stun server: {url}")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
707 self.webrtcbin.set_property("stun-server", url)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
708 elif server["type"] == "turn":
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
709 url = "{scheme}://{username}:{password}@{host}:{port}".format(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
710 scheme="turns" if server["transport"] == "tcp" else "turn",
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
711 username=quote_plus(server["username"]),
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
712 password=quote_plus(server["password"]),
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
713 host=server["host"],
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
714 port=server["port"],
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
715 )
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
716 log.debug(f"adding turn server: {url}")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
717
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
718 if not self.webrtcbin.emit("add-turn-server", url):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
719 log.warning(f"Erreur while adding TURN server {url}")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
720
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
721 # local video feedback
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
722 if self.sinks == SINKS_APP:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
723 assert self.appsink_data is not None
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
724 local_video_sink = self.pipeline.get_by_name("local_video_sink")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
725 local_video_sink.set_property("emit-signals", True)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
726 local_video_sink.connect("new-sample", self.appsink_data.local_video_cb)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
727 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
728 local_video_sink.set_property("caps", local_video_sink_caps)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
729
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
730 # Create bus and associate signal watchers
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
731 self.bus = self.pipeline.get_bus()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
732 if not self.bus:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
733 log.error("Failed to get bus from pipeline.")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
734 return
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
735
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
736 self.bus.add_signal_watch()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
737 self.webrtcbin.connect("pad-added", self.on_pad_added)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
738 self.bus.connect("message::error", self.on_bus_error)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
739 self.bus.connect("message::eos", self.on_bus_eos)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
740 self.webrtcbin.connect("on-negotiation-needed", self.on_negotiation_needed)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
741 self.webrtcbin.connect("on-ice-candidate", self.on_ice_candidate)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
742 self.webrtcbin.connect(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
743 "notify::ice-gathering-state", self.on_ice_gathering_state_change
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
744 )
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
745 self.webrtcbin.connect(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
746 "notify::ice-connection-state", self.on_ice_connection_state
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
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
749 def start_pipeline(self) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
750 """Starts the GStreamer pipeline."""
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
751 log.debug("starting the pipeline")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
752 self.pipeline.set_state(Gst.State.PLAYING)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
753
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
754 def on_negotiation_needed(self, webrtc):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
755 """Initiate SDP offer when negotiation is needed."""
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
756 log.debug("Negotiation needed.")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
757 if self.role == "initiator":
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
758 log.debug("Creating offer…")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
759 promise = Gst.Promise.new_with_change_func(self.on_offer_created)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
760 self.webrtcbin.emit("create-offer", None, promise)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
761
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
762 def on_offer_created(self, promise):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
763 """Callback for when SDP offer is created."""
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
764 log.info("on_offer_created called")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
765 assert promise.wait() == Gst.PromiseResult.REPLIED
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
766 reply = promise.get_reply()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
767 if reply is None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
768 log.error("Promise reply is None. Offer creation might have failed.")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
769 return
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
770 offer = reply["offer"]
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
771 self.offer = offer.sdp.as_text()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
772 log.info(f"SDP offer created: \n{self.offer}")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
773 self._set_media_types(self.offer)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
774 promise = Gst.Promise.new()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
775 self.webrtcbin.emit("set-local-description", offer, promise)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
776 promise.interrupt()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
777 self._a_call(self._start_call)
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 def on_answer_set(self, promise):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
780 assert promise.wait() == Gst.PromiseResult.REPLIED
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
781
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
782 def on_answer_created(self, promise, _, __):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
783 """Callback for when SDP answer is created."""
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
784 assert promise.wait() == Gst.PromiseResult.REPLIED
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
785 reply = promise.get_reply()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
786 answer = reply["answer"]
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
787 promise = Gst.Promise.new()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
788 self.webrtcbin.emit("set-local-description", answer, promise)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
789 promise.interrupt()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
790 answer_sdp = answer.sdp.as_text()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
791 log.info(f"SDP answer set: \n{answer_sdp}")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
792 self.sdp_set = True
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
793 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
794
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
795 def on_offer_set(self, promise):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
796 assert promise.wait() == Gst.PromiseResult.REPLIED
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
797 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
798 self.webrtcbin.emit("create-answer", None, promise)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
799
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
800 def link_element_or_pad(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
801 self, source: Gst.Element, dest: Gst.Element | Gst.Pad
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
802 ) -> bool:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
803 """Check if dest is a pad or an element, and link appropriately"""
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
804 src_pad = source.get_static_pad("src")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
805
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
806 if isinstance(dest, Gst.Pad):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
807 # If the dest is a pad, link directly
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
808 if not src_pad.link(dest) == Gst.PadLinkReturn.OK:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
809 log.error(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
810 "Failed to link 'conv' to the compositor's newly requested pad!"
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
811 )
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
812 return False
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
813 elif isinstance(dest, Gst.Element):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
814 return source.link(dest)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
815 else:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
816 log.error(f"Unexpected type for dest: {type(sink)}")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
817 return False
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 return True
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 def scaled_dimensions(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
822 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
823 ) -> tuple[int, int]:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
824 """Calculates the scaled dimensions preserving aspect ratio.
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 @param original_width: Original width of the video stream.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
827 @param original_height: Original height of the video stream.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
828 @param max_width: Maximum desired width for the scaled video.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
829 @param max_height: Maximum desired height for the scaled video.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
830 @return: The width and height of the scaled video.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
831 """
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
832 aspect_ratio = original_width / original_height
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
833 new_width = int(max_height * aspect_ratio)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
834
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
835 if new_width <= max_width:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
836 return new_width, max_height
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
837
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
838 new_height = int(max_width / aspect_ratio)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
839 return max_width, new_height
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 def on_remote_decodebin_stream(self, _, pad: Gst.Pad) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
842 """Handle the stream from the remote decodebin.
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 This method processes the incoming stream from the remote decodebin, determining
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
845 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
846 for video/audio processing and adds them to the pipeline.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
847
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
848 @param pad: The Gst.Pad from the remote decodebin producing the stream.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
849 """
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
850 assert self.pipeline is not None
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
851 if not pad.has_current_caps():
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
852 log.error(f"{pad} has no caps, ignoring")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
853 return
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 caps = pad.get_current_caps()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
856 assert len(caps)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
857 s = caps[0]
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
858 name = s.get_name()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
859 log.debug(f"====> NAME START: {name}")
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 q = Gst.ElementFactory.make("queue")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
862
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
863 if name.startswith("video"):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
864 log.debug("===> VIDEO OK")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
865
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
866 self._remote_video_pad = pad
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 # Check and log the original size of the video
4209
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
869 width = self.target_width
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
870 height = self.target_height
4139
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
871 log.info(f"Original video size: {width}x{height}")
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 # 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
874 # resolution is used (990x557) resulting in bad alignement and no color in
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
875 # rendered image
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
876 adjust_resolution = width % 4 != 0 or height % 4 != 0
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
877 if adjust_resolution:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
878 log.info("non standard resolution, we need to adjust size")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
879 width = (width + 3) // 4 * 4
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
880 height = (height + 3) // 4 * 4
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
881 log.info(f"Adjusted video size: {width}x{height}")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
882
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
883 conv = Gst.ElementFactory.make("videoconvert")
4209
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
884 if self.merge_pip:
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
885 # with ``merge_pip`` set, we plug the remote stream to the composer
4139
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
886 compositor = self.pipeline.get_by_name("compositor")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
887
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
888 sink1_pad = compositor.get_static_pad("sink_1")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
889
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
890 local_width, local_height = self.scaled_dimensions(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
891 sink1_pad.get_property("width"),
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
892 sink1_pad.get_property("height"),
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
893 width // 3,
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
894 height // 3,
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
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
897 sink1_pad.set_property("xpos", width - local_width)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
898 sink1_pad.set_property("ypos", height - local_height)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
899 sink1_pad.set_property("width", local_width)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
900 sink1_pad.set_property("height", local_height)
4209
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
901 sink1_pad.set_property("sizing-policy", 1)
4139
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
902 sink1_pad.set_property("zorder", 1)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
903
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
904 # Request a new pad for the remote stream
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
905 sink_pad_template = compositor.get_pad_template("sink_%u")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
906 remote_video_sink = compositor.request_pad(sink_pad_template, None, None)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
907 remote_video_sink.set_property("zorder", 0)
4209
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
908 remote_video_sink.set_property("width", width)
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
909 remote_video_sink.set_property("height", height)
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
910 remote_video_sink.set_property("sizing-policy", 1)
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
911 elif self.sinks == SINKS_APP:
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
912 # ``app`` sink without ``self.merge_pip`` set, be create the sink and
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
913 # connect it to the ``remote_video_cb``.
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
914 assert self.appsink_data is not None
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
915 remote_video_sink = Gst.ElementFactory.make("appsink")
4139
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
916
4209
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
917 remote_video_caps = Gst.Caps.from_string("video/x-raw,format=RGB")
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
918 remote_video_sink.set_property("caps", remote_video_caps)
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
919
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
920 remote_video_sink.set_property("emit-signals", True)
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
921 remote_video_sink.set_property("drop", True)
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
922 remote_video_sink.set_property("max-buffers", 1)
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
923 remote_video_sink.set_property("sync", True)
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
924 remote_video_sink.connect("new-sample", self.appsink_data.remote_video_cb)
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
925 self.pipeline.add(remote_video_sink)
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
926 elif self.sinks == SINKS_AUTO:
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
927 # if ``self.merge_pip`` is not set, we create a dedicated
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
928 # ``autovideosink`` for remote stream.
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
929 remote_video_sink = Gst.ElementFactory.make("autovideosink")
fe29fbdabce6 frontends (tools/webrtc): add a options to merge video for PiP and to specify size:
Goffi <goffi@goffi.org>
parents: 4205
diff changeset
930 self.pipeline.add(remote_video_sink)
4139
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
931 else:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
932 raise exceptions.InternalError(f'Unhandled "sinks" value: {self.sinks!r}')
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
933
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
934 if adjust_resolution:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
935 videoscale = Gst.ElementFactory.make("videoscale")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
936 adjusted_caps = Gst.Caps.from_string(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
937 f"video/x-raw,width={width},height={height}"
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
938 )
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
939 capsfilter = Gst.ElementFactory.make("capsfilter")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
940 capsfilter.set_property("caps", adjusted_caps)
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 self.pipeline.add(q, conv, videoscale, capsfilter)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
943
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
944
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
945 self.pipeline.sync_children_states()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
946 ret = pad.link(q.get_static_pad("sink"))
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
947 if ret != Gst.PadLinkReturn.OK:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
948 log.error(f"Error linking pad: {ret}")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
949 q.link(conv)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
950 conv.link(videoscale)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
951 videoscale.link(capsfilter)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
952 self.link_element_or_pad(capsfilter.link, remote_video_sink)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
953
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
954 else:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
955 self.pipeline.add(q, conv)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
956
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
957 self.pipeline.sync_children_states()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
958 ret = pad.link(q.get_static_pad("sink"))
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
959 if ret != Gst.PadLinkReturn.OK:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
960 log.error(f"Error linking pad: {ret}")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
961 q.link(conv)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
962 self.link_element_or_pad(conv, remote_video_sink)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
963
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
964 elif name.startswith("audio"):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
965 log.debug("===> Audio OK")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
966 conv = Gst.ElementFactory.make("audioconvert")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
967 resample = Gst.ElementFactory.make("audioresample")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
968 remote_audio_sink = Gst.ElementFactory.make("autoaudiosink")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
969 self.pipeline.add(q, conv, resample, remote_audio_sink)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
970 self.pipeline.sync_children_states()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
971 ret = pad.link(q.get_static_pad("sink"))
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
972 if ret != Gst.PadLinkReturn.OK:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
973 log.error(f"Error linking pad: {ret}")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
974 q.link(conv)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
975 conv.link(resample)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
976 resample.link(remote_audio_sink)
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 else:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
979 log.warning(f"unmanaged name: {name!r}")
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 def on_pad_added(self, __, pad: Gst.Pad) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
982 """Handle the addition of a new pad to the element.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
983
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
984 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
985 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
986
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
987 @param __: Placeholder for the signal source. Not used in this method.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
988 @param pad: The newly added pad.
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 log.debug("on_pad_added")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
991 if pad.direction != Gst.PadDirection.SRC:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
992 return
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
993
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
994 decodebin = Gst.ElementFactory.make("decodebin")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
995 decodebin.connect("pad-added", self.on_remote_decodebin_stream)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
996 self.pipeline.add(decodebin)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
997 decodebin.sync_state_with_parent()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
998 pad.link(decodebin.get_static_pad("sink"))
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
999
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1000 async def _start_call(self) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1001 """Initiate the call.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1002
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1003 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
1004 local ICE candidates, they are sent as part of the initiation.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1005 """
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1006 assert self.callee
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1007 self.sid = await self.bridge.call_start(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1008 str(self.callee), data_format.serialise({"sdp": self.offer}), self.profile
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 if self.local_candidates_buffer:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1011 log.debug(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1012 f"sending buffered local ICE candidates: {self.local_candidates_buffer}"
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 if self.pwd is None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1015 sdp = self.webrtcbin.props.local_description.sdp.as_text()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1016 self.extract_ufrag_pwd(sdp)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1017 ice_data = {}
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1018 for media_type, candidates in self.local_candidates_buffer.items():
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1019 ice_data[media_type] = {
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1020 "ufrag": self.ufrag,
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1021 "pwd": self.pwd,
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1022 "candidates": candidates,
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 await self.bridge.ice_candidates_add(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1025 self.sid, data_format.serialise(ice_data), self.profile
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 self.local_candidates_buffer.clear()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1028
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1029 def _remote_sdp_set(self, promise) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1030 assert promise.wait() == Gst.PromiseResult.REPLIED
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1031 self.sdp_set = True
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 def on_accepted_call(self, sdp: str, profile: str) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1034 """Outgoing call has been accepted.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1035
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1036 @param sdp: The SDP answer string received from the other party.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1037 @param profile: Profile used for the call.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1038 """
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1039 log.debug(f"SDP answer received: \n{sdp}")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1040
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1041 __, sdpmsg = GstSdp.SDPMessage.new_from_text(sdp)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1042 answer = GstWebRTC.WebRTCSessionDescription.new(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1043 GstWebRTC.WebRTCSDPType.ANSWER, sdpmsg
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1044 )
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1045 promise = Gst.Promise.new_with_change_func(self._remote_sdp_set)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1046 self.webrtcbin.emit("set-remote-description", answer, promise)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1047
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1048 async def answer_call(self, sdp: str, profile: str) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1049 """Answer an incoming call
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1050
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1051 @param sdp: The SDP offer string received from the initiator.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1052 @param profile: Profile used for the call.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1053
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1054 @raise AssertionError: Raised when either "VP8" or "OPUS" is not present in
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1055 payload types.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1056 """
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1057 log.debug(f"SDP offer received: \n{sdp}")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1058 self._set_media_types(sdp)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1059 __, offer_sdp_msg = GstSdp.SDPMessage.new_from_text(sdp)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1060 payload_types = self.get_payload_types(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1061 offer_sdp_msg, video_encoding="VP8", audio_encoding="OPUS"
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1062 )
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1063 assert "VP8" in payload_types
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1064 assert "OPUS" in payload_types
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1065 await self.setup_call(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1066 "responder", audio_pt=payload_types["OPUS"], video_pt=payload_types["VP8"]
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1067 )
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1068 self.start_pipeline()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1069 offer = GstWebRTC.WebRTCSessionDescription.new(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1070 GstWebRTC.WebRTCSDPType.OFFER, offer_sdp_msg
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1071 )
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1072 promise = Gst.Promise.new_with_change_func(self.on_offer_set)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1073 self.webrtcbin.emit("set-remote-description", offer, promise)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1074
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1075 def on_ice_candidate(self, webrtc, mline_index, candidate_sdp):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1076 """Handles the on-ice-candidate signal of webrtcbin.
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 @param webrtc: The webrtcbin element.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1079 @param mlineindex: The mline index.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1080 @param candidate: The ICE candidate.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1081 """
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1082 log.debug(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1083 f"Local ICE candidate. MLine Index: {mline_index}, Candidate: {candidate_sdp}"
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1084 )
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1085 parsed_candidate = self.parse_ice_candidate(candidate_sdp)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1086 try:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1087 media_type = self.media_types[mline_index]
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1088 except KeyError:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1089 raise exceptions.InternalError("can't find media type")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1090
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1091 if self.sid is None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1092 log.debug("buffering local ICE candidate")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1093 self.local_candidates_buffer.setdefault(media_type, []).append(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1094 parsed_candidate
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1095 )
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1096 else:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1097 sdp = self.webrtcbin.props.local_description.sdp.as_text()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1098 assert sdp is not None
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1099 ufrag, pwd = self.extract_ufrag_pwd(sdp)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1100 ice_data = {"ufrag": ufrag, "pwd": pwd, "candidates": [parsed_candidate]}
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1101 self._a_call(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1102 self.bridge.ice_candidates_add,
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1103 self.sid,
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1104 data_format.serialise({media_type: ice_data}),
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1105 self.profile,
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
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1108 def on_ice_candidates_new(self, candidates: dict) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1109 """Handle new ICE candidates.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1110
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1111 @param candidates: A dictionary containing media types ("audio" or "video") as
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1112 keys and corresponding ICE data as values.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1113
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1114 @raise exceptions.InternalError: Raised when sdp mline index is not found.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1115 """
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1116 if not self.sdp_set:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1117 log.debug("buffering remote ICE candidate")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1118 for media_type in ("audio", "video"):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1119 media_candidates = candidates.get(media_type)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1120 if media_candidates:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1121 buffer = self.remote_candidates_buffer[media_type]
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1122 buffer["candidates"].extend(media_candidates["candidates"])
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1123 return
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1124 for media_type, ice_data in candidates.items():
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1125 for candidate in ice_data["candidates"]:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1126 candidate_sdp = self.build_ice_candidate(candidate)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1127 try:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1128 mline_index = self.get_sdp_mline_index(media_type)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1129 except Exception as e:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1130 raise exceptions.InternalError(f"Can't find sdp mline index: {e}")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1131 self.webrtcbin.emit("add-ice-candidate", mline_index, candidate_sdp)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1132 log.debug(
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1133 f"Remote ICE candidate added. MLine Index: {mline_index}, "
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1134 f"{candidate_sdp}"
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1135 )
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1136
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1137 def on_ice_gathering_state_change(self, pspec, __):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1138 state = self.webrtcbin.get_property("ice-gathering-state")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1139 log.debug(f"ICE gathering state changed to {state}")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1140
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1141 def on_ice_connection_state(self, pspec, __):
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1142 state = self.webrtcbin.props.ice_connection_state
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1143 if state == GstWebRTC.WebRTCICEConnectionState.FAILED:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1144 log.error("ICE connection failed")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1145 log.info(f"ICE connection state changed to {state}")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1146
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1147 def on_bus_error(self, bus: Gst.Bus, message: Gst.Message) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1148 """Handles the GStreamer bus error messages.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1149
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1150 @param bus: The GStreamer bus.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1151 @param message: The error message.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1152 """
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1153 err, debug = message.parse_error()
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1154 log.error(f"Error from {message.src.get_name()}: {err.message}")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1155 log.error(f"Debugging info: {debug}")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1156
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1157 def on_bus_eos(self, bus: Gst.Bus, message: Gst.Message) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1158 """Handles the GStreamer bus eos messages.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1159
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1160 @param bus: The GStreamer bus.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1161 @param message: The eos message.
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1162 """
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1163 log.info("End of stream")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1164
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1165 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
1166 """Handles (un)muting of audio.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1167
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1168 @param muted: True if audio is muted.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1169 """
4139
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1170 if self.audio_valve is not None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1171 self.audio_valve.set_property("drop", muted)
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1172 state = "muted" if muted else "unmuted"
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1173 log.info(f"audio is now {state}")
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1174
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1175 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
1176 """Handles (un)muting of video.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1177
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1178 @param muted: True if video is muted.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1179 """
4139
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1180 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
1181 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
1182 self.switch_video_source(current_source)
4139
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1183 state = "muted" if muted else "unmuted"
4204
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1184 log.info(f"Video is now {state}")
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1185
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1186 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
1187 """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
1188
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1189 @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
1190 """
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1191 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
1192 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
1193 else:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1194 self.do_desktop_switch(desktop_active)
4204
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1195
4205
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1196 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
1197 """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
1198 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
1199 try:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1200 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
1201 except exceptions.CancelError:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1202 self.desktop_sharing = False
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1203 return
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1204 self.desktop_sharing_data = {
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1205 "path": str(screenshare_data["node_id"])
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1206 }
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1207 self.do_desktop_switch(desktop_active)
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1208
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1209 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
1210 if self.video_muted:
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1211 # 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
1212 self.desktop_sharing = desktop_active
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1213 return
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1214
4205
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1215 source = "desktop" if desktop_active else "video"
4204
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1216 self.switch_video_source(source)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1217 self.desktop_sharing = desktop_active
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1218
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1219 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
1220 """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
1221
4205
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1222 @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
1223 """
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1224 if source is None:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1225 source = "muted"
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1226 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
1227 raise ValueError(
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1228 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
1229 )
4204
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1230
4205
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1231 self.pipeline.set_state(Gst.State.PAUSED)
4204
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1232
4205
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1233 # 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
1234 if source == "desktop":
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1235 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
1236
4205
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1237 # 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
1238 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
1239 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
1240 if src_name == source:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1241 if src_element:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1242 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
1243 else:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1244 if src_element:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1245 if src_name == "desktop":
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1246 self._remove_desktop_source(src_element)
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1247 else:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1248 src_element.set_state(Gst.State.NULL)
4204
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1249
4205
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1250 # Set the video_selector active pad
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1251 if source == "desktop":
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1252 if self.desktop_sink_pad:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1253 pad = self.desktop_sink_pad
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1254 else:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1255 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
1256 pad = None
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1257 else:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1258 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
1259 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
1260
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1261 if pad is not None:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1262 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
1263
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1264 self.pipeline.set_state(Gst.State.PLAYING)
4204
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1265
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1266 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
1267 """Set up a new desktop source.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1268
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1269 @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
1270 """
4205
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1271 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
1272 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
1273 if properties is None:
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1274 properties = {}
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1275 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
1276 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
1277 desktop_src.set_property(key, value)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1278 video_convert = Gst.ElementFactory.make("videoconvert", "desktop_videoconvert")
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1279 queue = Gst.ElementFactory.make("queue", "desktop_queue")
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1280 queue.set_property("leaky", "downstream")
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1281
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1282 self.pipeline.add(desktop_src)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1283 self.pipeline.add(video_convert)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1284 self.pipeline.add(queue)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1285
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1286 desktop_src.link(video_convert)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1287 video_convert.link(queue)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1288
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1289 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
1290 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
1291 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
1292 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
1293
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1294 desktop_src.sync_state_with_parent()
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1295 video_convert.sync_state_with_parent()
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1296 queue.sync_state_with_parent()
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1297
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1298 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
1299 """Remove the desktop source from the pipeline.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1300
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1301 @param desktop_src: The desktop source to remove.
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1302 """
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1303 # Remove elements for the desktop source
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1304 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
1305 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
1306
4204
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1307 if video_convert:
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1308 video_convert.set_state(Gst.State.NULL)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1309 desktop_src.unlink(video_convert)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1310 self.pipeline.remove(video_convert)
4205
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1311
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879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1312 if queue:
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1313 queue.set_state(Gst.State.NULL)
879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1314 self.pipeline.remove(queue)
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17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1315
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1316 desktop_src.set_state(Gst.State.NULL)
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879bad48cc2d frontends (tools/webrtc): implement X11 desktop sharing:
Goffi <goffi@goffi.org>
parents: 4146
diff changeset
1317 self.pipeline.remove(desktop_src)
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Goffi <goffi@goffi.org>
parents:
diff changeset
1318
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17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1319 # 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
1320 if self.desktop_sink_pad:
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1321 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
1322 self.desktop_sink_pad = None
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1323
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1324 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
1325 self.desktop_portal.end_screenshare()
17a8168966f9 frontends (tools/webrtc): implement screensharing for Wayland + bug fixes:
Goffi <goffi@goffi.org>
parents: 4204
diff changeset
1326
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6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1327 async def end_call(self) -> None:
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1328 """Stop streaming and clean instance"""
6745c6bd4c7a frontends (tools): webrtc implementation:
Goffi <goffi@goffi.org>
parents:
diff changeset
1329 self.reset_instance()