ffmpeg -i HD.mov -vf scale=640:360 -c:v qtrle out.mov
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ffmpeg -i input.mov -qscale 0 output.mp4
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ffmpeg -i <input>.mp4 -c:v libx264 -profile:v baseline -level 3.0 -pix_fmt yuv420p <out>.mp4
video format must add baseline 3.0
reference hare
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ffmpeg -i input.mp4 -vf "scale=2*iw:-1, crop=iw/2:ih/1" output.mp4
video format must add baseline 3.0
reference hare
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ffmpeg -i input.mp4 -r 16 -filter:v "setpts=0.25*PTS" output.mp4
setpts = video speed //2.0 is slow 1.0 is normal & 0.25 is fast
reference hare
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ffmpeg -i input.mp4 -ss 00:00:30 -t 00:00:30 -async 1 output.mp4
--ss = start point
-t = time record
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ffmpeg -i input.mp4 -vf "transpose=1" output.mp4
0 - Rotate by 90 degrees counter-clockwise and flip vertically. This is the default.
1 - Rotate by 90 degrees clockwise. ( Recomendation )
2 - Rotate by 90 degrees counter-clockwise.
3 - Rotate by 90 degrees clockwise and flip vertically.
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