[Ffmpeg-devel] Google Summer of Code 2007

Mike Melanson mike
Sat Mar 3 21:33:17 CET 2007


Derk-Jan Hartman wrote:
> On 3-mrt-2007, at 2:25, Justin Ruggles wrote:
>> Harikrishnan Varma wrote:
>>> Audio:
>>> * MPEG-1 Layer 3 and MPEG-2 Layer 3. Both CBR & ABR are supported.
>>> * AC-3
>>> * MP3 Surround (In drffmpeg we use a dll supplied by Thomson)
>>
>> Now that the AC-3 decoder is hopefully close to being merged (waiting
>> patiently), I think E-AC-3 would be a great SoC project.  There are
>> clear decoding specs and this year there are samples to work with.  It's
>> also something that could be easily split out into incremental steps.
>>
>> If nobody does it through SoC, I'll probably try to implement it myself.
>>  Personally, I really want a good E-AC-3 decoder so I can work on an
>> encoder without having to install Windows in order to test it. :)
> 
> 
> I have another idea for ffmpeg's GSoC.
> Improving multichannel analog audio framework. As I understand,
> multichannel audio is really weak now in ffmpeg, and especially audio
> channel order concept is totally lost. I think this is one of the last
> big missing things in avcodec, and that it is real important for future
> versions of ffmpeg. It might also be something that google will see as
> an important element for such a project. A possible additional element
> could be channel reordering.
> 
> I have worked on this for VLC's OSX audio module and have realized the
> importance of proper channel designations in applications that handle
> multichannel audio.
> 
> Of course it would require heavy mentoring, because it would touch a lot
> of API.

Can you break this into a number of quantifiable goals and possibly
suggest a mentor?

	Thanks...
-- 
	-Mike Melanson




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