From b4aead58cbd408fba0ee11d3d0e70a2e33ed2158 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Fri, 19 May 2006 08:09:21 +0000 Subject: ipod & psp encoding guide Originally committed as revision 5407 to svn://svn.ffmpeg.org/ffmpeg/trunk --- doc/faq.texi | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/doc/faq.texi b/doc/faq.texi index 564b4f7a3c..1e82e97d36 100644 --- a/doc/faq.texi +++ b/doc/faq.texi @@ -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 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 @section When will the next FFmpeg version be released? / Why are FFmpeg releases so few and far between? -- cgit v1.2.3