ffmpeg

## FFMPEG

#Remove audio from video

ffmpeg -i input.mkv -vcodec copy -an output.mkv

#Convert audio track to mp3

ffmpeg -i input.mp4 -b:a 320K -vn output.mp3

# Convert mp3+image to mp4

ffmpeg -loop 1 -i "E:\Path\To\image.jpg" -i "E:\Path\To\input.mp3" -c:v libx264 -c:a aac -ab 320 -strict experimental -shortest "C:\Path\To\output.mp4"

#Copy video+audio codecs into new container

ffmpeg -i input.mp4 -vcodec copy -acodec copy output.mkv

#Cut video by time

ffmpeg -i input.mkv -ss 00:01:00 -to 00:02:00 output.mp4

#Convert all the mkv files in current directory, loop

for i in *mkv; do ffmpeg -i $i -vcodec copy -acodec copy $i.mp4; done

#Convert file to mp3

ffmpeg -i input.wav -codec:a libmp3lame -qscale:a 2 output.mp3

#Cut video in 10 second intervals

ffmpeg -i "F:\input.avi" -c:a libvorbis -f segment -segment_time 10 -c:v libvpx -b:v 3276k -vf scale=1080:-1 -reset_timestamps 1 -map 0 "F:\output%d.webm"

#Concoct multiple files into 1

ffmpeg -i "concat:input1.mpg|input2.mpg|input3.mpg" -c copy output.mpg

#Convert all mp4 files within a folder to mkv

for i in *mp4; do ffmpeg -i $i -vcodec copy -acodec copy $i.mkv; done

for file in *.mp4; do ffmpeg -i "$file" -vcodec copy -acodec copy "${file%.mp4}".mkv; done

#Remove 2nd audio track

-strict experimental -f matroska -map_chapters -1 -map 0:0 -map 0:1 -sn -c:a:0 copy -c:v:0 copy -y

#Convert to MP3 (VBR):

ffmpeg -i input.webm -q:a 0 -map a output.mp3

#Merge audio+video files:

ffmpeg -i audio.wav -i video.mp4 -acodec copy -vcodec copy -f mkv output.mkv