[FFmpeg-trac] #7883(undetermined:new): Videos with alpha channel are corrupted by scaling
FFmpeg
trac at avcodec.org
Mon May 6 18:11:51 EEST 2019
#7883: Videos with alpha channel are corrupted by scaling
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Reporter: Acru | Owner:
Type: defect | Status: new
Priority: normal | Component:
| undetermined
Version: git-master | Resolution:
Keywords: scale alpha | Blocked By:
regression |
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
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Comment (by Gyan):
Can't reproduce it here. Have you checked if alpha channel is relevant -
check with `format=rgb24`. I suspect your player's decoder can't handle
4:4:4 format but it still tries. Add `-pix_fmt yuv420p` and check.
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Ticket URL: <https://trac.ffmpeg.org/ticket/7883#comment:3>
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