#11390: av1_nvenc output frames sometimes cannot be decoded
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Reporter: nikomo | Owner: (none)
Type: defect | Status: new
Priority: normal | Component: ffmpeg
Version: git-master | Resolution:
Keywords: av1_nvenc | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
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Comment (by Balling):
>while VLC will play audio but not video.
This is obviously a bug in VLC. My new Intel Arrow lake has no issues
decoding after a couple of frames that fail to decode.
{{{
mpv.com --target-colorspace-hint=yes -vo=gpu-next -gpu-api=d3d11
-hwdec=d3d11va debug_av1_nvenc.mkv
● Video --vid=1 --vlang=jpn 'JPNBD' (av1 1920x1080 23.976 fps)
[default]
● Audio --aid=1 --alang=jpn 'PCM 2.0' (vorbis 2ch 48000 Hz) [default]
● Subs --sid=1 --slang=eng 'Full Subtitles [Sunraku]' (ass) [default]
[ffmpeg/video] av1: trailing_zero_bit out of range: 1, but must be in
[0,0].
[ffmpeg/video] av1: Failed to read unit 1 (type 5).
[ffmpeg/video] av1: Failed to read packet.
Error while decoding frame (hardware decoding)!
[ffmpeg/video] av1: trailing_one_bit out of range: 0, but must be in
[1,1].
[ffmpeg/video] av1: Failed to read unit 0 (type 5).
[ffmpeg/video] av1: Failed to read packet.
Error while decoding frame (hardware decoding)!
[ffmpeg/video] av1: Missing reference frame needed for show_existing_frame
(frame_to_show_map_idx = 6).
[ffmpeg/video] av1: Failed to read unit 0 (type 3).
[ffmpeg/video] av1: Failed to read packet.
Error while decoding frame (hardware decoding)!
AO: [wasapi] 48000Hz stereo 2ch float
VO: [gpu-next] 1920x1080 yuv420p
AV: 00:00:01 / 00:00:01 (89%) A-V: 0.000
Exiting... (End of file)
}}}
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Ticket URL: <https://trac.ffmpeg.org/ticket/11390#comment:2>
FFmpeg <https://ffmpeg.org>
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