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wlanhacking

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wlanhacking [2022/02/17 21:30] 188.106.43.97wlanhacking [2022/02/17 21:30] 188.106.43.97
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 ==== ffmpeg ==== ==== ffmpeg ====
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   trim   trim
   ffmpeg -i my_video.mp4 -ss 00:00:15 -t 00:00:10 -async -1 clip.mp4   ffmpeg -i my_video.mp4 -ss 00:00:15 -t 00:00:10 -async -1 clip.mp4
   https://unix.stackexchange.com/questions/28803/how-can-i-reduce-a-videos-size-with-ffmpeg   https://unix.stackexchange.com/questions/28803/how-can-i-reduce-a-videos-size-with-ffmpeg
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   reencode lower qulaity crf 18-28 is sane, lower crf is higer quality   reencode lower qulaity crf 18-28 is sane, lower crf is higer quality
   ffmpeg -i input -c:v libx264 -preset slow -crf 22 -c:a copy output.mkv   ffmpeg -i input -c:v libx264 -preset slow -crf 22 -c:a copy output.mkv
   https://trac.ffmpeg.org/wiki/Encode/H.264   https://trac.ffmpeg.org/wiki/Encode/H.264
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 ==== drive speed test ==== ==== drive speed test ====
wlanhacking.txt · Last modified: 2022/03/02 21:19 by 178.3.198.211