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AgeCommit message (Expand)Author
2006-10-19optimize sign decoding code in decode_residual()Michael Niedermayer
2006-10-18Kill a warning with MSVCJindřich Makovička
2006-10-18x86 asm version of the decode significance loop (not 8x8) of decode_residual(...Michael Niedermayer
2006-10-17cosmetic (%%eax->%0)Michael Niedermayer
2006-10-17Fix crash with illegal instruction, cmov is available on 686 and later only.Diego Biurrun
2006-10-17Expand some #endif comments.Diego Biurrun
2006-10-16fix !CMOV_IS_FAST case (iam not really happy with the fix but i didnt come up...Michael Niedermayer
2006-10-1610lMichael Niedermayer
2006-10-16this code will not work with PIC as it needs 7 registers and gcc doesnt suppo...Michael Niedermayer
2006-10-16shift CABACContext.range right, this reduces the number of shifts needed in g...Michael Niedermayer
2006-10-13dehack *ps_state indexing in the branchless decoderMichael Niedermayer
2006-10-13add "memory" to the clobber list we change memory so we need it, this also fi...Michael Niedermayer
2006-10-12prevent "mb level" get_cabac() calls from being inlined (3% faster decode_mb_...Michael Niedermayer
2006-10-12adds some useful comments after some of the #else, #elseif,Guillaume Poirier
2006-10-12Rename ABS macro to FFABS.Diego Biurrun
2006-10-11slightly faster on P3 slightly slower on athlon and probably faster on P4Michael Niedermayer
2006-10-11moving lps state transition code a little up in the branched asm code (1% fas...Michael Niedermayer
2006-10-11write cabac low and range variables as early as possible to prevent stalls fr...Michael Niedermayer
2006-10-11use ecx instead of cl (no speed change on P3 but might avoid partial register...Michael Niedermayer
2006-10-11make state transition tables global as they are constant and the code is slig...Michael Niedermayer
2006-10-1110lMichael Niedermayer
2006-10-11make lps_range a global table its constant anyway (saves 1 addition for acces...Michael Niedermayer
2006-10-11enable CMOV_IS_FAST as its faster or equal speed on every cpu (duron, athlon,...Michael Niedermayer
2006-10-10BRANCHLESS_CABAD --> BRANCHLESS_CABAC_DECODERDiego Biurrun
2006-10-10moving another bit&1 out, this is as fast as with it in there, but it makes m...Michael Niedermayer
2006-10-10move the &1 out of the asm so gcc can optimize it away in inlined cases (yes ...Michael Niedermayer
2006-10-10replace a few and/sub/... by cmovMichael Niedermayer
2006-10-10reading 8bit mem into a 8bit register needs 2 uops on P4, 8bit->32bit with ze...Michael Niedermayer
2006-10-10on the P4 inc needs twice as much time a addMichael Niedermayer
2006-10-1010lMichael Niedermayer
2006-10-10reverse remainder of the failed attempt to optimize *state=c->mps_state[s]Michael Niedermayer
2006-10-10x86 branchless cabac decoderMichael Niedermayer
2006-10-10optimize branchless C CABAC decoderMichael Niedermayer
2006-10-09move outcommented START/STOP_TIMER to a hopefully better place for benchmarki...Michael Niedermayer
2006-10-09drop failed attempt to optimize *state= c->mps_state[s];Michael Niedermayer
2006-10-0910l bugfix for some disabled codeMichael Niedermayer
2006-10-09first try of a handwritten get_cabac() for x86, this is 10-20% faster on P3 d...Michael Niedermayer
2006-10-09remove bytestream_end checks, seems to work fine without them and the bitstre...Michael Niedermayer
2006-10-09decrease ff_h264_norm_shift[] sizeMichael Niedermayer
2006-10-09cleanupMichael Niedermayer
2006-10-08branchless renormalization (1% faster get_cabac) old branchless renormalizati...Michael Niedermayer
2006-10-085% faster get_cabac()Michael Niedermayer
2006-10-08disable benchmarking codeMichael Niedermayer
2006-10-08renorm_cabac_decoder_once START/STOP_TIMER scores for athlonMichael Niedermayer
2006-10-07refill cabac variables in 16bit steps, 3% faster get_cabac()Michael Niedermayer
2006-10-07Change license headers to say 'FFmpeg' instead of 'this program/this library'Diego Biurrun
2006-10-07() 10lMichael Niedermayer
2006-10-07several x86 renorm_cabac_decoder_once optimizationsMichael Niedermayer
2006-10-04don't try to inline cabac functions. gcc ignored the hint anyway, and forcing...Loren Merritt
2006-08-27tweak cabac. 0.5% faster h264.Loren Merritt