Single conversion
command
ffmpeg -i {input file} {output file}
Example
Mp4 to MP3
ffmpeg -i foo.mp4 foobar.mp3
flv 转 mp3
ffmpeg -i foo.flv foobar.mp3
mp4 transfer wav
ffmpeg -i foo.mp4 foobar.wav
wav transfer mp3
ffmpeg -i foo.wav foobar.mp3
Batch conversion
For example, there are *. MP4
files under the folder. To batch convert them to XX. MP3
files, you can use the following methods
for i in ./*.mp4
do
ffmpeg -i $i ${i}.mp3
done
For another example, all files under the folder should be converted into XX. MP3
files in batch. You can use the following methods
for i in ./*
do
ffmpeg -i $i ${i}.mp3
done
Connect two videos
ffmpeg -i "concat:1.ts|2.ts" -acodec copy -vcodec copy -absf aac_adtstoasc output.mp4
Multiple audio merging
ffmpeg.exe -i "concat:1.mp3|2.mp3" -acodec copy output.mp3