[Ffmpeg-devel] [REQUEST] MMX/MMX2 and SSE optimizations for H.264 decoding

Mike Melanson mike
Wed Sep 14 19:08:48 CEST 2005

Michael Niedermayer wrote:
> Hi
> On Wed, Sep 14, 2005 at 03:34:55PM +0200, Gamester17 wrote:
>>Hi, I'm not a developer myself but I like to make a suggestion if that's 
>>I have a Intel PIII CPU and I like to request MMX/MMX2 and SSE 
>>optimizations for H.264/AVC decoding on behalf of everyone with a x86 
>>processor that supports MMX/MMX2 and SSE; Please, if you are a programmer 
>>with C and Assembly experience then please consider programming some MMX, 
>>MMX2 and/or SSE optimization to the H.264/AVC decoder (and demuxer) in 
>>libavcodec/libavformat (FFmpeg) for decoding on x86 processors (like Intel 
>>Pentium III x86 CPU in desktops and laptops), ...that way people with a 
>>slower processor can also enjoy smooth playback of H.264/AVC files in full 
>>quality, (and since many open source multimedia projects use FFmpeg as 
>>their main decoder library this will benefit a lot of people). 
>>Again I'm not a programmer but I tried researching and found these 
> why dont you try to become a programmer then?

	You truly have a solution for every problem. :) Seriously, though, what 
kind of work is there to do for H.264 optimizations? Which functions 
need to be SIMD-optimized?

	-Mike Melanson

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