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ipod & psp encoding guide

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Originally committed as revision 5407 to svn://svn.ffmpeg.org/ffmpeg/trunk
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Michael Niedermayer 2006-05-19 08:09:21 +00:00
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doc/faq.texi
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@ -131,6 +131,32 @@ a different fourcc, use the '-vtag' option. E.g., '-vtag xvid' will
force the fourcc 'xvid' to be stored as the video fourcc rather than the force the fourcc 'xvid' to be stored as the video fourcc rather than the
default. default.
@section How do I encode Videos which play on the ipod?
@table @option
@item stuff needed
-acodec aac -vcodec mpeg4 width<=320 height<=240
@item stuff working
4mv, title
@item stuff not working
b frames
@item example command line
ffmpeg -i input -acodec aac -ab 128 -vcodec mpeg4 -b 1200 -mbd 2 -flags +4mv+trell -aic 2 -cmp 2 -subcmp 2 -s 320x180 -title X output.mp4
@end table
@section How do I encode Videos which play on the psp?
@table @option
@item stuff needed
-acodec aac -vcodec mpeg4 width*height<=76800 width%16=0 height%16=0 -ar 24000 -r 30000/1001 or 15000/1001 -f psp
@item stuff working
4mv, title
@item stuff not working
b frames
@item example command line
ffmpeg -i input -acodec aac -ab 128 -vcodec mpeg4 -b 1200 -ar 24000 -mbd 2 -flags +4mv+trell -aic 2 -cmp 2 -subcmp 2 -s 368x192 -r 30000/1001 -title X -f psp output.mp4
@end table
@chapter Development @chapter Development
@section When will the next FFmpeg version be released? / Why are FFmpeg releases so few and far between? @section When will the next FFmpeg version be released? / Why are FFmpeg releases so few and far between?