[MEncoder-users] Mencoder: converting to mp4, quicktime problem

[Michael Niedermayer]

Hi

On Sun, Jun 04, 2006 at 10:45:12AM +0200, sentenza wrote:
> Hello,
> 
> Quicktime player can't play mp4 encoded by mencoder, but others players  can
> play them. I d'ont understand because mp4 encoded with ffmpeg are well
> played by Quicktime player :/
> 
> To generate an Ipod video, I encoded with mencoder the video stream with
> libavcodec in mpeg4 and used libavformats to specify the mp4 format. The
> audio codec used is faac.
> 
> I used the following command line :
> 
> mencoder video.wmv -o test.mp4 -of lavf -ovc lavc -oac faac -lavcopts
> vcodec=mpeg4:vbitrate=250:autoaspect:mbd=2:mv0:trell:v4mv:cbp:last_pred=3:predia=2:dia=2:precmp=2:cmp=2:subcmp=2:preme=2:turbo
> -lavfopts format=mp4:i_certify_that_my_video_stream_does_not_use_b_frames
> -vf scale=320:240 -ofps 15 -srate 44100

-lavcopts vglobal=1:aglobal=1

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

In the past you could go to a library and read, borrow or copy any book
Today you'd get arrested for mere telling someone where the library is