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MMX patch to speed up Theora decoding
2007 Mar 25
3
MMX patch to speed up Theora decoding
...sed on Rudolf Marek's patch in http://lists.xiph.org/pipermail/theora-dev/2005-August/002838.html * MMX IDCT based on Rudolf Marek's patch in http://lists.xiph.org/pipermail/theora-dev/2005-July/002816.html and the code in http://svn.xiph.org/trunk/vp32/CoreLibs/CDXV/Vp31/dx/win32/ * change FiltBoundingValue to ogg_int16_t and reduce it to 256 entries. (It is safe if I read the spec correctly) * comment out unused idct_short__c, remove unused LoopFilterLimitValuesV2 An --enable-mmx option is added to configure (you need to run autogen.sh to enable it after patch). Compile time switch is used instead...