Opened 4 years ago
Closed 4 years ago
#8950 closed defect (duplicate)
cuvid and nvdec pts different when encode
Reported by: | sheldon.liu | Owned by: | |
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Priority: | important | Component: | avcodec |
Version: | git-master | Keywords: | drop cuvid |
Cc: | Blocked By: | ||
Blocking: | Reproduced by developer: | no | |
Analyzed by developer: | no |
Description
Summary of the bug:
How to reproduce:
ffmpeg -y -report -hide_banner -v 9 -loglevel 99 -threads 1 -copyts -hwaccel_device 0 -hwaccel nvdec -vsync 0 -i slice/ts/000000.ts -vf fade,hwupload_cuda,scale_npp=640:360 -c:v h264_nvenc -max_delay 10 -profile:v main -g 48 -keyint_min 48 -sc_threshold 0 -cq 21 -b:v 800k -b:a 128k 360_good/ts/000000.ts ffmpeg -y -report -hide_banner -v 9 -loglevel 99 -threads 1 -copyts -hwaccel_device 0 -hwaccel nvdec -vsync 0 -i slice/ts/000001.ts -vf fade,hwupload_cuda,scale_npp=640:360 -c:v h264_nvenc -max_delay 10 -profile:v main -g 48 -keyint_min 48 -sc_threshold 0 -cq 21 -b:v 800k -b:a 128k 360_good/ts/000001.ts ffmpeg -y -report -hide_banner -v 9 -loglevel 99 -threads 1 -copyts -hwaccel_device 0 -hwaccel cuvid -c:v h264_cuvid -resize 640x360 -vsync 0 -i slice/ts/000000.ts -c:v h264_nvenc -max_delay 10 -profile:v main -g 48 -keyint_min 48 -sc_threshold 0 -cq 21 -b:v 800k -b:a 128k 360_bad/ts/000000.ts ffmpeg -y -report -hide_banner -v 9 -loglevel 99 -threads 1 -copyts -hwaccel_device 0 -hwaccel cuvid -c:v h264_cuvid -resize 640x360 -vsync 0 -i slice/ts/000001.ts -c:v h264_nvenc -max_delay 10 -profile:v main -g 48 -keyint_min 48 -sc_threshold 0 -cq 21 -b:v 800k -b:a 128k 360_bad/ts/000001.ts ffprobe -show_frames -select_streams v -i slice/ts/000000.ts | grep pkt_dts > slice_0.txt ffprobe -show_frames -select_streams v -i slice/ts/000001.ts | grep pkt_dts > slice_1.txt ffprobe -show_frames -select_streams v -i 360_good/ts/000000.ts | grep pkt_dts > good_0.txt ffprobe -show_frames -select_streams v -i 360_good/ts/000001.ts | grep pkt_dts > good_1.txt ffprobe -show_frames -select_streams v -i 360_bad/ts/000000.ts | grep pkt_dts > bad_0.txt ffprobe -show_frames -select_streams v -i 360_bad/ts/000001.ts | grep pkt_dts > bad_1.txt This will cause drop frames,when play 360_bad/index.m3u8 ffmpeg version d359b750af built on ...
Patches should be submitted to the ffmpeg-devel mailing list and not this bug tracker.
Change History (2)
comment:1 by , 4 years ago
Resolution: | → fixed |
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Status: | new → closed |
comment:2 by , 4 years ago
Resolution: | → duplicate |
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Status: | new → closed |
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