ffmpeg quality
Summary of the bug: even if I choose crf 0 (!) the resulting video is extremely blurry and there's a huge loss of details. How to reproduce: ffmpeg version 3.2.2 ... ,This is not related to min/max bitrate. Lowering tolerance too much has an adverse effect on quality. flags flags (decoding/encoding,audio,video,subtitles). , Instead of -sameq (removed by FFMpeg), use -qscale 0 : the file size will increase but it will preserve the quality. , FFmpeg sets the -crf option to 23 by default. Try: ffmpeg.exe -i "test.avi" -c:v libx264 -crf 20 -c:a aac -strict -2 "test.mp4". The CRF option sets the ...
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 ffmpeg quality 相關參考資料
#6574 (ffmpeg butchers video quality when downscaling ...
Summary of the bug: even if I choose crf 0 (!) the resulting video is extremely blurry and there's a huge loss of details. How to reproduce: ffmpeg version 3.2.2 ... https://trac.ffmpeg.org FFmpeg Codecs Documentation
This is not related to min/max bitrate. Lowering tolerance too much has an adverse effect on quality. flags flags (decoding/encoding,audio,video,subtitles). https://www.ffmpeg.org ffmpeg convert without loss quality - Stack Overflow
Instead of -sameq (removed by FFMpeg), use -qscale 0 : the file size will increase but it will preserve the quality. https://stackoverflow.com FFmpeg: Keeping quality during conversion - Super User
FFmpeg sets the -crf option to 23 by default. Try: ffmpeg.exe -i "test.avi" -c:v libx264 -crf 20 -c:a aac -strict -2 "test.mp4". The CRF option sets the ... https://superuser.com |