[Ffmpeg-devel] libavformat: mov writer appends headers rather than prepends

[Benjamin Larsson]

Ilya Konstantinov wrote:

>Hi,
>
>Unlike Apple's QuickTime, Nokia's 3GP encoder etc., the MOV encoder in
>ffmpeg places the headers necessary for seeking and video information at
>the end of the file rather than at the beginning, that way making the
>produced files less suitable for streaming. Also, I suspect that this
>fact causes 3gp files produced with ffmpeg not to play on my Nokia 6230i
>phone. I'm not sure of the later conclusion, but when comparing files
>produced by Nokia or QuickTime with ffmpeg's files, ffmpeg's difference
>seems to be in the header ordering.
>
>  
>
Try the qt-faststart utility that comes with ffmpeg.

MvH
Benjamin Larsson