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Ignore packets with missing dts in peek_first_pts (#40299)

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uvjustin 2020-09-21 09:26:24 +08:00 committed by Franck Nijhof
parent 3efda8d1d2
commit f1ee7fed4c
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1 changed files with 7 additions and 1 deletions
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8
homeassistant/components/stream/worker.py
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@ -113,7 +113,11 @@ def _stream_worker_internal(hass, stream, quit_event):
# Get to first video keyframe # Get to first video keyframe
while first_packet[video_stream] is None: while first_packet[video_stream] is None:
packet = next(container.demux()) packet = next(container.demux())
if packet.stream == video_stream and packet.is_keyframe: if (
packet.stream == video_stream
and packet.is_keyframe
and packet.dts is not None
):
first_packet[video_stream] = packet first_packet[video_stream] = packet
initial_packets.append(packet) initial_packets.append(packet)
# Get first_pts from subsequent frame to first keyframe # Get first_pts from subsequent frame to first keyframe
@ -121,6 +125,8 @@ def _stream_worker_internal(hass, stream, quit_event):
[pts is None for pts in {**first_packet, **first_pts}.values()] [pts is None for pts in {**first_packet, **first_pts}.values()]
) and (len(initial_packets) < PACKETS_TO_WAIT_FOR_AUDIO): ) and (len(initial_packets) < PACKETS_TO_WAIT_FOR_AUDIO):
packet = next(container.demux((video_stream, audio_stream))) packet = next(container.demux((video_stream, audio_stream)))
if packet.dts is None:
continue # Discard packets with no dts
if ( if (
first_packet[packet.stream] is None first_packet[packet.stream] is None
): # actually video already found above so only for audio ): # actually video already found above so only for audio