@ -167,34 +167,34 @@ default.
@table @option
@table @option
@item needed stuff
@item needed stuff
-acodec aac -vcodec mpeg4 width<=320 height<=240
-acodec libf aac -vcodec mpeg4 width<=320 height<=240
@item working stuff
@item working stuff
4mv, title
4mv, title
@item non-working stuff
@item non-working stuff
B-frames
B-frames
@item example command line
@item example command line
ffmpeg -i input -acodec aac -ab 128kb -vcodec mpeg4 -b 1200kb -mbd 2 -flags +4mv+trell -aic 2 -cmp 2 -subcmp 2 -s 320x180 -title X output.mp4
ffmpeg -i input -acodec libf aac -ab 128kb -vcodec mpeg4 -b 1200kb -mbd 2 -flags +4mv+trell -aic 2 -cmp 2 -subcmp 2 -s 320x180 -title X output.mp4
@end table
@end table
@section How do I encode videos which play on the PSP?
@section How do I encode videos which play on the PSP?
@table @option
@table @option
@item needed stuff
@item needed stuff
-acodec aac -vcodec mpeg4 width*height<=76800 width%16=0 height%16=0 -ar 24000 -r 30000/1001 or 15000/1001 -f psp
-acodec libf aac -vcodec mpeg4 width*height<=76800 width%16=0 height%16=0 -ar 24000 -r 30000/1001 or 15000/1001 -f psp
@item working stuff
@item working stuff
4mv, title
4mv, title
@item non-working stuff
@item non-working stuff
B-frames
B-frames
@item example command line
@item example command line
ffmpeg -i input -acodec aac -ab 128kb -vcodec mpeg4 -b 1200kb -ar 24000 -mbd 2 -flags +4mv+trell -aic 2 -cmp 2 -subcmp 2 -s 368x192 -r 30000/1001 -title X -f psp output.mp4
ffmpeg -i input -acodec libf aac -ab 128kb -vcodec mpeg4 -b 1200kb -ar 24000 -mbd 2 -flags +4mv+trell -aic 2 -cmp 2 -subcmp 2 -s 368x192 -r 30000/1001 -title X -f psp output.mp4
@item needed stuff for H.264
@item needed stuff for H.264
-acodec aac -vcodec h264 width*height<=76800 width%16=0? height%16=0? -ar 48000 -coder 1 -r 30000/1001 or 15000/1001 -f psp
-acodec libf aac -vcodec h264 width*height<=76800 width%16=0? height%16=0? -ar 48000 -coder 1 -r 30000/1001 or 15000/1001 -f psp
@item working stuff for H.264
@item working stuff for H.264
title, loop filter
title, loop filter
@item non-working stuff for H.264
@item non-working stuff for H.264
CAVLC
CAVLC
@item example command line
@item example command line
ffmpeg -i input -acodec aac -ab 128kb -vcodec h264 -b 1200kb -ar 48000 -mbd 2 -coder 1 -cmp 2 -subcmp 2 -s 368x192 -r 30000/1001 -title X -f psp -flags loop -trellis 2 -partitions parti4x4+parti8x8+partp4x4+partp8x8+partb8x8 output.mp4
ffmpeg -i input -acodec libf aac -ab 128kb -vcodec h264 -b 1200kb -ar 48000 -mbd 2 -coder 1 -cmp 2 -subcmp 2 -s 368x192 -r 30000/1001 -title X -f psp -flags loop -trellis 2 -partitions parti4x4+parti8x8+partp4x4+partp8x8+partb8x8 output.mp4
@end table
@end table
@section Which are good parameters for encoding high quality MPEG-4?
@section Which are good parameters for encoding high quality MPEG-4?
@ -280,7 +280,7 @@ mkfifo intermediate2.mpg
ffmpeg -i input1.avi -sameq -y intermediate1.mpg < /dev/null &
ffmpeg -i input1.avi -sameq -y intermediate1.mpg < /dev/null &
ffmpeg -i input2.avi -sameq -y intermediate2.mpg < /dev/null &
ffmpeg -i input2.avi -sameq -y intermediate2.mpg < /dev/null &
cat intermediate1.mpg intermediate2.mpg |\
cat intermediate1.mpg intermediate2.mpg |\
ffmpeg -f mpeg -i - -sameq -vcodec mpeg4 -acodec mp3 output.avi
ffmpeg -f mpeg -i - -sameq -vcodec mpeg4 -acodec lib mp3lame output.avi
@end example
@end example
Similarly, the yuv4mpegpipe format, and the raw video, raw audio codecs also
Similarly, the yuv4mpegpipe format, and the raw video, raw audio codecs also