Mercurial > libervia-backend

annotate libervia/frontends/tools/webrtc_models.py @ 4270:0d7bb4df2343

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author Goffi <goffi@goffi.org>
date Wed, 19 Jun 2024 18:44:57 +0200
parents 79c8a70e1813
children
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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 from collections.abc import Awaitable
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20 from dataclasses import dataclass, field
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21 from typing import Any, Callable
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22 import uuid
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23 import gi
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24
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25 gi.require_versions({"Gst": "1.0", "GstWebRTC": "1.0"})
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26 from gi.repository import GstWebRTC
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27 from pydantic import BaseModel, Field
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28
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29 from libervia.frontends.tools import jid
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30
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31
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32 @dataclass
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33 class CallData:
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34 callee: jid.JID
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35 sid: str | None = None
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36 action_id: str | None = None
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37 kwargs: dict[str, Any] = field(default_factory=dict)
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38
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39
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40 class SourcesData(BaseModel):
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41 """Data for Sources"""
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42
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43
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44 class SourcesNone(SourcesData):
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45 """No source is used.
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46
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47 This is used when the WebRTC connection will be used for data channels only."""
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48
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49
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50 class SourcesAuto(SourcesData):
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51 """Automatic Sources (webcam/microphone)"""
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52
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53
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54 class SourcesTest(SourcesData):
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55 """Test Sources (pattern)"""
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56
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57
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58 class SourcesDataChannel(SourcesData):
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59 """Sources for transmitting data over Data Channel
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60
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61
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62 @param dc_open_cb: Called when Data Channel is open.
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63 This callback will be run in a GStreamer thread.
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64 """
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65
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66 name: str = Field(default_factory=lambda: str(uuid.uuid4()))
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67 dc_open_cb: Callable[[GstWebRTC.WebRTCDataChannel], None]
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68
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69
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70 class SourcesPipeline(SourcesData):
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71 """Use custom pipeline description as a source.
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72
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73 @param video_pipeline: pipeline description of video source.
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74 None to use automatic video source (same as SourcesAuto).
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75 Empty string to disable video.
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76 @param audio_pipeline: pipeline description of audio source.
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77 None to use automatic audio source (same as SourcesAuto).
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78 Empty string to disable audio.
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79 @param video_properties: Elements properties to set.
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80 @param audio_properties: Elements properties to set.
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81
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82 """
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83
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84 video_pipeline: str | None = None
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85 audio_pipeline: str | None = None
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86 video_properties: dict = Field(default_factory=lambda: {})
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87 audio_properties: dict = Field(default_factory=lambda: {})
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88
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89
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90 class SinksData(BaseModel):
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91 """Data for Sinks"""
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92
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93
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94 class SinksNone(SinksData):
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95 """No sink is used.
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96
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97 This is used when the WebRTC connection will be used for data channels only."""
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98
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99
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100 class SinksAuto(SinksData):
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101 """Automatic Sinks (create windows/default audio)"""
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102
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103
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104 class SinksApp(SinksData):
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105 local_video_cb: Callable
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106 remote_video_cb: Callable | None
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107
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108
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109 class SinksDataChannel(SinksData):
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110 """Sinks for transmitting data over Data Channel
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111
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112 @param dc_on_data_channel: Called when Data Channel is created.
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113 This callback will be run in a GStreamer thread.
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114 """
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115
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116 dc_on_data_channel: (
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117 Callable[[GstWebRTC.WebRTCDataChannel], Awaitable[None]] | None
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118 ) = None