I have a raspberry PI4 (4g of ram) connected to my nas via ethernet.
Until three days ago I could watch movies and listening music fine but now watching movies is not possible because the playing jumps, the images are "mixed" and then it stops.
In the log I can see this error trying to see a movie .mkv (with mpeg-4)
Code
CRenderManager::WaitForBuffer - timeout waiting for buffer
2021-02-21 13:50:22.691 T:1863258992 WARNING: Previous line repeats 1 times.
2021-02-21 13:50:22.691 T:1863258992 NOTICE: CDVDVideoCodecFFmpeg::CDropControl: calculated diff time: 128909
2021-02-21 13:50:22.789 T:2076140400 NOTICE: script.tv.show.next.aired --> Update complete
2021-02-21 13:50:22.941 T:1863258992 NOTICE: CDVDVideoCodecFFmpeg::CDropControl: lost diff
2021-02-21 13:50:23.408 T:1863258992 NOTICE: CDVDVideoCodecFFmpeg::CDropControl: calculated diff time: 41727
2021-02-21 13:51:11.104 T:1863258992 WARNING: CRenderManager::WaitForBuffer - timeout waiting for buffer
2021-02-21 13:55:06.940 T:2037375856 WARNING: Previous line repeats 1 times.
2021-02-21 13:55:06.940 T:2037375856 NOTICE: CVideoPlayerAudio::Process - stream stalled
2021-02-21 13:55:07.004 T:1954448240 NOTICE: CVideoPlayer::OnExit()
2021-02-21 13:55:07.004 T:1954448240 NOTICE: VideoPlayer: eof, waiting for queues to empty
2021-02-21 13:55:07.004 T:1954448240 NOTICE: Closing stream player 1
2021-02-21 13:55:07.004 T:1954448240 NOTICE: CDVDMessageQueue(audio)::WaitUntilEmpty
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Activating the debug log I can see these messages:
Code
2021-02-21 14:05:03.420 T:2681721712 DEBUG: CMMALRenderer::Process - debug vsync:269592 queue:0 fps:23.94/23.98/60.00 inc:0.400000 diff:0.000000
2021-02-21 14:05:03.420 T:2681721712 DEBUG: CMMALRenderer::Process - omvb:(nil) mmal:(nil) vsync:269592 queue:0 diff:-1.000000
2021-02-21 14:05:03.436 T:2681721712 DEBUG: CMMALRenderer::Process - debug vsync:269593 queue:0 fps:23.94/23.98/60.00 inc:0.400000 diff:-0.600000
2021-02-21 14:05:03.438 T:3011249488 DEBUG: CMMALRenderer::Update
2021-02-21 14:05:03.438 T:3011249488 DEBUG: CMMALRenderer::RenderUpdate - MMAL: clear:0 flags:0 alpha:255 source:0 omvb:0xa8f8ca58 mmal:0x78ccb3a8 mflags:0 len:368640 data:0xc enc:I420
2021-02-21 14:05:03.439 T:1755231088 DEBUG: CDecoder::FFReleaseBuffer buf:0x4b3a610 gmem:0x78b14f80
2021-02-21 14:05:03.439 T:1755231088 DEBUG: CDecoder::FFGetBuffer 720x304 format:0:0 flags:1
2021-02-21 14:05:03.439 T:1755231088 DEBUG: CDecoder::FFGetBuffer buf:0x76ce95d0 mmal:0x78ccbeb8 gmem:0x7aac26d0 avbuf:0xaaa45000:0xaaa81000:0xaaa90000
2021-02-21 14:05:03.440 T:1755231088 DEBUG: CDecoder::Decode - mmal:0x78ccbeb8 buf:0x76ce95d0 old:0xa8f8c750 gpu:0x7aac26d0 720x304 (768x320)
2021-02-21 14:05:03.440 T:1755231088 DEBUG: CDecoder::GetPicture - mmal:0x78ccbeb8 dts:332.753 pts:332.753 buf:0x76ce95d0 old:0xa8f8c750 gpu:0x7aac26d0 720x304 (768x320)
I cannot find any other clue.