1
# Scale
2ffmpeg -i input.mp4 -vf scale="720:-1" -c:a copy out/output.mp4
3
4# Split
5ffmpeg -i input.mp4 -acodec copy -f segment -segment_time 26 -vcodec copy -reset_timestamps 1 -map 0 out_p%d.mp4
6
7# Increase volume sound in video mp4 12dB
8ffmpeg -i input.mp4 -af "volume=12" -c:v copy output_12.mp4
9
10#Crop 1920x1080 to 608x1080 video to make short
11ffmpeg -i input.mp4 -vf "crop=608:1080:656:0" -c:a copy out_608_1080.mp4
12ffmpeg -i input.mp4 -vf "crop=855:1520:900:0" -c:a copy out_855_1520.mp4
13ffmpeg -i input.mp4 -vf "crop=450:800:656:140" -c:a copy out_450_800.mp4
14ffmpeg -i input.mp4 -vf "crop=585:1040:656:20" -c:a copy out_585_1040.mp4
15
16#Cut using a duration
17ffmpeg -i input.mp4 -ss 00:05:20 -t 00:10:00 -c:v copy -c:a copy output_cut_10m.mp4
18
19#Cut using a specific time
20ffmpeg -i input.mp4 -ss 00:05:10 -to 00:15:30 -c:v copy -c:a copy output_cut_from_to.mp4
21
22#Cut the end of a video
23ffmpeg -sseof -600 -i input.mp4 -c copy output_to_end.mp4
24
25#Extract mp3 from mp4 video file
26ffmpeg -i input.mp4 -q:a 0 -map a mb.mp3
27