[Live-devel] dump h264 video problem

Sébastien Escudier sebastien-devel at celeos.eu
Fri Jul 30 11:04:16 PDT 2010


On Fri, 2010-07-30 at 10:10 -0700, Ross Finlayson wrote:

> remains that the ".mov" (or ".mp4") file format is ill-suited for what
> we are trying to do: Record a file that properly represents incoming
> audio and video frames that are time-stamped.  (There are also other
> things that I dislike about the file format, including the fact that
> the files themselves can't be streamed (because of the 'moov' metadata
> that needs to be received before you can do anything with such a
> file), nor can partially-received files be played at all.  To
> paraphrase Jeremy's observation:  The ".mov"/".mp4" fle format is a
> format for a media container, not a media stream.)

Well, partially received mp4 files can be played like any "raw" video
file (without container).
IMO, the strength of mp4 files is seeking : you can jump at any
timestamp in the file in constant time.





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