[Live-devel] H.264 Stream Framer Subclass

Engin Kurutepe kurutepe at nue.tu-berlin.de
Thu Dec 14 13:58:34 PST 2006


thank you very much.

cheers,
engin.

On 14.12.2006, at 22:08, Ross Finlayson wrote:

>> Hello all,
>>
>> The FAQ states that a subclass of the H264VideoStreamFramer must be
>> implemented in order to provide NALU's to the H264VideoRTPSink.
>>
>> The H264VideoStreamFramer source states that subclasses must  
>> define the
>> virtual currentNALUnitEndsAccessUnit function.
>>
>> But obviously this is not sufficient. As far as I can tell at least
>> doGetNextFrame must be implemented as well.
>>
>> So, are there other functions that should be implemented besides  
>> those
>> two? In other words, what are the necessary and sufficient  
>> functions the
>> subclass needs to implement?
>
> The "necessary and sufficient" member functions are those that are
> declared 'pure virtual' in superclasses - i.e., the two functions
> that you mentioned.
>
> For hints on how to implement "doGetNextFrame()", see
> "liveMedia/DeviceSource.cpp" (and the numerous examples in the code).
> -- 
>
> Ross Finlayson
> Live Networks, Inc.
> http://www.live555.com/
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>




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