[FFmpeg-devel] [RFC] RTP hint tracks in the mov muxer

Luca Abeni lucabe72
Tue Apr 20 11:22:14 CEST 2010


Martin Storsj? wrote:
[...]
>>> Brief background: When serving an on-demand .mov/.3gp/.mp4 using some RTSP
>>> servers (notably, darwin streaming server), the server itself isn't able to
>>> do the RTP packetization, but relies on the files containing hints on how to
>>> packetize it. In QuickTime apps, this can be done by checking an "Enable
>>> streaming" box when exporting, or alternatively, the hint tracks can be
>>> added with third party applications such as MP4Box/GPAC.
>>>
>>> These hint tracks are standardized in the ISO base media file format.
>> [...]
>>
>> I do not know much about the mp4 muxer, but I assume that this RTP track
>> hinter can share a lot of the packetisation code with the RTP muxer, right?
> 
> Yes, in my current prototype, it fully reuses the RTP muxer without any 
> modifications to that part. Since we already have all that code available, 
> it simply ties all the parts together. :-)

Nice! I am eager to see it :)


			Thanks,
				Luca



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