# Getting infos from a video file
ffmpeg -i video.avi
# Turn X images to a video sequence
ffmpeg -f image2 -i image%d.jpg video.mpg
This command will transform all the images from the current directory (named
image1.jpg, image2.jpg, etc…) to a video file named video.mpg.
# Turn a video to X images
ffmpeg -i video.mpg image%d.jpg
This command will generate the files named image1.jpg, image2.jpg, …
The following image formats are also availables : PGM, PPM, PAM, PGMYUV, JPEG,
GIF, PNG, TIFF, SGI.
# Encode a video sequence for the iPod/iPhone
ffmpeg -i source_video.avi input -acodec aac -ab 128kb -vcodec mpeg4 -b 1200kb
-mbd 2 -flags +4mv+trell -aic 2 -cmp 2 -subcmp 2 -s 320x180 -title X
final_video.mp4
Explanations:
* Source: source_video.avi
* Audio codec: aac
* Audio bitrate: 128kb/s
* Video codec: mpeg4
* Video bitrate: 1200kb/s
* Video size: 320px by 180px
* Generated video: final_video.mp4
# Encode video for the PSP
ffmpeg -i source_video.avi -b 300 -s 320x240 -vcodec xvid -ab 32 -ar 24000
-acodec aac final_video.mp4
Explanations:
* Source: source_video.avi
* Audio codec: aac
* Audio bitrate: 32kb/s
* Video codec: xvid
* Video bitrate: 1200kb/s
* Video size: 320px by 180px
* Generated video: final_video.mp4
# Extracting sound from a video, and save it as Mp3
ffmpeg -i source_video.avi -vn -ar 44100 -ac 2 -ab 192 -f mp3 sound.mp3
Explanations:
* Source video: source_video.avi
* Audio bitrate: 192kb/s
* Output format: mp3
* Generated sound: sound.mp3
# Convert a wav file to Mp3
ffmpeg -i son_origine.avi -vn -ar 44100 -ac 2 -ab 192 -f mp3 son_final.mp3
# Convert .avi video to .mpg
ffmpeg -i video_origine.avi video_finale.mpg
# Convert .mpg to .avi
ffmpeg -i video_origine.mpg video_finale.avi
# Convert .avi to animated gif(uncompressed)
ffmpeg -i video_origine.avi gif_anime.gif
# Mix a video with a sound file
ffmpeg -i son.wav -i video_origine.avi video_finale.mpg
# Convert .avi to .flv
ffmpeg -i video_origine.avi -ab 56 -ar 44100 -b 200 -r 15 -s 320x240 -f flv
video_finale.flv
# Convert .avi to dv
ffmpeg -i video_origine.avi -s pal -r pal -aspect 4:3 -ar 48000 -ac 2
video_finale.dv
Or:
ffmpeg -i video_origine.avi -target pal-dv video_finale.dv
# Convert .avi to mpeg for dvd players
ffmpeg -i source_video.avi -target pal-dvd -ps 2000000000 -aspect 16:9
finale_video.mpeg
Explanations:
* target pal-dvd: Output format
* ps 2000000000 maximum size for the output file, in bits (here, 2 Gb)
* aspect 16:9 : Widescreen
# Compress .avi to divx
ffmpeg -i video_origine.avi -s 320x240 -vcodec msmpeg4v2 video_finale.avi
# Compress Ogg Theora to Mpeg dvd
ffmpeg -i film_sortie_cinelerra.ogm -s 720x576 -vcodec mpeg2video -acodec mp3
film_terminée.mpg
# Compress .avi to SVCD mpeg2
NTSC format:
ffmpeg -i video_origine.avi -target ntsc-svcd video_finale.mpg
PAL format:
ffmpeg -i video_origine.avi -target pal-svcd video_finale.mpg
# Compress .avi to VCD mpeg2
NTSC format:
ffmpeg -i video_origine.avi -target ntsc-vcd video_finale.mpg
PAL format:
ffmpeg -i video_origine.avi -target pal-vcd video_finale.mpg
# Multi-pass encoding with ffmpeg
ffmpeg -i fichierentree -pass 2 -passlogfile ffmpeg2pass fichiersortie-2
# Convert file to Matroska container without re-encoding
ffmpeg -i input_file.wmv -vcodec copy -sameq -acodec copy -f matroska
output_file.mkv
