[gst-devel] Reading truncated MP4

[Stefan Kost]

Am 11.08.2010 14:44, schrieb Andres Gonzalez:
> Hi,
> 
> In a few words, I would like to hear ideas and/or share efforts with 
> anybody interested in the problem of using gstreamer to read a truncated 
> MP4 file/stream.

I would sugest to use a streamable format instead. qtmux does quite some work to
provide some tools to recover a terminated recording
gst-plugins-bad/gst/qtmux/gstqtmoovrecover.{c,h}
but that won't help you.

Stefan
> 
> More details:
> 
> I am working in a small team, we are developing a live streaming system 
> based on Android. The idea is to capture video with the terminal and 
> stream it live to a server, where we can process it, store, or whatever.
> Android provides an API that allows us to record a video in mp4 format, 
> and afterwards (when the recording has finished) stream the video file 
> to the server. But live streaming is more complicated, because some 
> important information, as the 'moov' atom, is written when the recording 
> has finished. So we can send the data as it is recorded, but players and 
> libraries refuse to play it because this metadata is not given.
> 
> Currently, my idea is to modify GstQTDemux and develop  a new plugin 
> that could be configured in other way (for example, reading a sane MP4 
> file with similar characteristics, or taking hard-coded parameters, ...) 
> and then read an demux the stream.
> 
> All ideas and comments are welcome.
> 
> TIA,
> Andrés
> 
> 
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