[FFmpeg-devel] H264: mp4toannexb BSF and streaming

Benjamin Larsson banan
Wed Aug 18 14:59:45 CEST 2010


On 08/18/2010 02:42 PM, Alexandre Ferrieux wrote:
> Hi,
>
> [...]
>
> I would like to transcode it on-the-fly without waiting for the full
> 3GP file to be received. I know that the 3GP format is not AT ALL
> designed for that, and that even the first chunks will be invalid
> since the 3GP-writer application does a seek() back to the beginning
> to fill the header, etc. In short, 3GP is utterly non-streamable, but
> I need to do something with it nevertheless :/

Not true, ahs exists.

http://ftp.3gpp.org/specs/html-info/26234.htm

Chapter 12 of latests spec.

MvH
Benjamin Larsson



More information about the ffmpeg-devel mailing list