[Asterisk-video] app_mp4 patch

[Klaus Darilion]

Sergio Garcia wrote:
> ---------- Original Message ----------------------------------
> From: Klaus Darilion <klaus.mailinglists at pernau.at>
> Reply-To: Development discussion of video media support in Asterisk<asterisk-video at lists.digium.com>
> Date:  Mon, 30 Jul 2007 15:56:09 +0200
> [..]
> 
>> What is RTP payload specific headers? Do they mean RTP extension headers 
>> or do they mean the AMR ToC?
> 
> The part of the rtp payload that is added in the packetization, i.e, the TOC in AMR.
> 
> You save the packetization data from the rfc in the hint track and just a reference
> to the rest of the data that you save ob the media track. That way a player can
> play the track just using the media track or stream it with the hint and the media
> track

But if the ToC is written to the hint track and only the AMR frames are 
written to the media track, then a player can't retrieve the AMR mode 
anymore. Or is the ToC written to both - audio track and hint track?

regards
klaus

> 
>>
>>> Could you send a patch file with the diffs?? Also, if you want I 
>>> could set up an svn account so you could patch the code directly.
>> The 2 most important things are:
>> 1: correct malloc() of the ast_frame
>> 2: use a dedicated audio_payload and video_payload variable in 
>> mp4_save() or otherwise the video-payload changes the audio payload too.
>> svn: yes, if it is possible to have a separate branch.
> 
> Ok, this afternoon I'll create you a new user. I'm not a very skilled 
> svn admin so at firsts I'd preffer not to create branches.
> 
> 
> Best regards
> Sergio
>  
> 
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