[FFmpeg-devel] GSoC Participation

Mohamed Naufal naufal11
Mon Mar 29 04:19:06 CEST 2010


On 28 March 2010 01:45, Michael Niedermayer <michaelni at gmx.at> wrote:
> On Sat, Mar 27, 2010 at 11:30:45AM -0400, Ronald S. Bultje wrote:
>> Hi,
>>
>> On Sat, Mar 27, 2010 at 11:20 AM, Ronald S. Bultje <rsbultje at gmail.com> wrote:
>> > Right, so I was wondering about that qualification task already. For
>> > float mp3 decoder, your best bet is to go on to IRC and talk directly
>> > to Alex, who will mentor that task.
>>
>> Correction, this would be Michael, according to the wiki.
>
> i was already confused when you said alex mentors it, but he can
> surely play the powerless figurehead mentor if he likes, you know
> my dislike for googles "i agree" licences
>
> back to the topic
> a qual task for float support in the mpeg audio decoder would be to
> convert dct32() as it is to float AND also implement dct32() in SSE
> and by using our generic fft/dct code. We dont know which of these 3
> would end up faster and this will be needed for the float mpeg audio
> project anyway so its not really extra work.
> (yes you should know a bit x86 asm for this project otherwise the
> resulting code would not be competetive on modern desktop systems)
> If you want anothet project suggestion that doesnt need x86 asm
> knowledge and that is about optimization then that would be h264
> optimizations but thats not a easy one either ...)
>

No, I'm not experienced in asm. And h264 optimization is a bit too
complicated for me. Thank you anyway.
Guess I'll take a shot at the AMRWB decoder.

Naufal



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