[Live-devel] Streaming non-standard JPEGs

Maxim Petrov max at code-it-now.com
Thu Mar 22 05:35:44 PDT 2007


Ross Finlayson wrote:

>I don't recommend using RTP header extensions (our library doesn't 
>really support these).
>
>Instead, it would be better to include this information in the JPEG 
>header itself.  (This way, it will get included in the JPEG image if 
>the receiver saves it to disk.)  I believe that the JPEG standard 
>allows for this sort of information to be included in the JPEG header 
>(but I don't know the details).
>  
>
Yes, sure, JPEG has "Comment marker" (0xFE), but I don't know how to 
transfer these data using RFC 2435.
Idea what I have now is insert "comment header" after "qtables" data. 
Seems I need to try to check if it will work correct :)


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