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| 1 | +#!/usr/bin/env python3 |
| 2 | + |
| 3 | +import asyncio |
| 4 | +import unittest |
| 5 | + |
| 6 | +import aiortc |
| 7 | +from aiortc.mediastreams import AudioStreamTrack, VideoStreamTrack |
| 8 | +from parameterized import parameterized |
| 9 | + |
| 10 | +from teleoprtc.builder import WebRTCOfferBuilder, WebRTCAnswerBuilder |
| 11 | +from teleoprtc.stream import StreamingOffer |
| 12 | +from teleoprtc.info import parse_info_from_offer |
| 13 | + |
| 14 | + |
| 15 | +class SimpleAnswerProvider: |
| 16 | + def __init__(self): |
| 17 | + self.stream = None |
| 18 | + |
| 19 | + async def __call__(self, offer: StreamingOffer): |
| 20 | + assert self.stream is None, "This may only be called once" |
| 21 | + |
| 22 | + info = parse_info_from_offer(offer.sdp) |
| 23 | + |
| 24 | + builder = WebRTCAnswerBuilder(offer.sdp) |
| 25 | + for cam in offer.video: |
| 26 | + builder.add_video_stream(cam, VideoStreamTrack()) |
| 27 | + if info.expected_audio_track: |
| 28 | + builder.add_audio_stream(AudioStreamTrack()) |
| 29 | + if info.incoming_audio_track: |
| 30 | + builder.offer_to_receive_audio_stream() |
| 31 | + |
| 32 | + self.stream = builder.stream() |
| 33 | + answer = await self.stream.start() |
| 34 | + |
| 35 | + return answer |
| 36 | + |
| 37 | +class TestStreamIntegration(unittest.IsolatedAsyncioTestCase): |
| 38 | + @parameterized.expand([ |
| 39 | + # name, recv_cameras, recv_audio, messaging |
| 40 | + ("multi_camera", ["driver", "wideRoad", "road"], False, False), |
| 41 | + ("camera_and_audio", ["driver"], True, False), |
| 42 | + ("camera_and__messaging", ["driver"], False, True), |
| 43 | + ("camera_and_audio_and_messaging", ["driver", "wideRoad", "road"], True, True), |
| 44 | + ]) |
| 45 | + async def test_multi_camera(self, name, cameras, recv_audio, add_messaging): |
| 46 | + simple_answerer = SimpleAnswerProvider() |
| 47 | + offer_builder = WebRTCOfferBuilder(simple_answerer) |
| 48 | + for cam in cameras: |
| 49 | + offer_builder.offer_to_receive_video_stream(cam) |
| 50 | + if recv_audio: |
| 51 | + offer_builder.offer_to_receive_audio_stream() |
| 52 | + if add_messaging: |
| 53 | + offer_builder.add_messaging() |
| 54 | + stream = offer_builder.stream() |
| 55 | + |
| 56 | + offer = await stream.start() |
| 57 | + self.assertTrue(stream.is_started) |
| 58 | + |
| 59 | + try: |
| 60 | + async with asyncio.timeout(2): |
| 61 | + await stream.wait_for_connection() |
| 62 | + except asyncio.TimeoutError as e: |
| 63 | + self.fail("Timed out waiting for connection") |
| 64 | + self.assertTrue(stream.is_connected_and_ready) |
| 65 | + |
| 66 | + self.assertEqual(stream.has_messaging_channel(), add_messaging) |
| 67 | + if stream.has_messaging_channel(): |
| 68 | + channel = stream.get_messaging_channel() |
| 69 | + self.assertIsNotNone(channel) |
| 70 | + self.assertEqual(channel.readyState, "open") |
| 71 | + |
| 72 | + self.assertEqual(stream.has_incoming_audio_track(), recv_audio) |
| 73 | + if stream.has_incoming_audio_track(): |
| 74 | + track = stream.get_incoming_audio_track(False) |
| 75 | + self.assertIsNotNone(track) |
| 76 | + self.assertEqual(track.readyState, "live") |
| 77 | + self.assertEqual(track.kind, "audio") |
| 78 | + # test audio recv |
| 79 | + try: |
| 80 | + async with asyncio.timeout(1): |
| 81 | + await track.recv() |
| 82 | + except asyncio.TimeoutError as e: |
| 83 | + self.fail("Timed out waiting for audio frame") |
| 84 | + |
| 85 | + for cam in cameras: |
| 86 | + self.assertTrue(stream.has_incoming_video_track(cam)) |
| 87 | + if stream.has_incoming_video_track(cam): |
| 88 | + track = stream.get_incoming_video_track(cam, False) |
| 89 | + self.assertIsNotNone(track) |
| 90 | + self.assertEqual(track.readyState, "live") |
| 91 | + self.assertEqual(track.kind, "video") |
| 92 | + # test video recv |
| 93 | + try: |
| 94 | + async with asyncio.timeout(1): |
| 95 | + await stream.get_incoming_video_track(cam, False).recv() |
| 96 | + except asyncio.TimeoutError as e: |
| 97 | + self.fail("Timed out waiting for video frame") |
| 98 | + |
| 99 | + await stream.stop() |
| 100 | + await simple_answerer.stream.stop() |
| 101 | + self.assertFalse(stream.is_started) |
| 102 | + self.assertFalse(stream.is_connected_and_ready) |
| 103 | + |
| 104 | + |
| 105 | +if __name__ == '__main__': |
| 106 | + unittest.main() |
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