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postproc/postprocess_template: split loop in 2 (block groups of 4, blocks)

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2015-03-23 00:02:51 +01:00
parent 7517e932ff
commit 93f4538363
1 changed files with 5 additions and 1 deletions
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6
libpostproc/postprocess_template.c
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@ -3476,7 +3476,10 @@ static void RENAME(postProcess)(const uint8_t src[], int srcStride, uint8_t dst[
// From this point on it is guaranteed that we can read and write 16 lines downward // From this point on it is guaranteed that we can read and write 16 lines downward
// finish 1 block before the next otherwise we might have a problem // finish 1 block before the next otherwise we might have a problem
// with the L1 Cache of the P4 ... or only a few blocks at a time or something // with the L1 Cache of the P4 ... or only a few blocks at a time or something
for(x=0; x<width; x+=BLOCK_SIZE){ for(x=0; x<width; ){
int startx = x;
int endx = FFMIN(width, x+32);
for(; x < endx; x+=BLOCK_SIZE){
const int stride= dstStride; const int stride= dstStride;
#if TEMPLATE_PP_MMX #if TEMPLATE_PP_MMX
uint8_t *tmpXchg; uint8_t *tmpXchg;
@ -3651,6 +3654,7 @@ static void RENAME(postProcess)(const uint8_t src[], int srcStride, uint8_t dst[
tempBlock2 = tmpXchg; tempBlock2 = tmpXchg;
#endif #endif
} }
}
if(mode & DERING){ if(mode & DERING){
if(y > 0) RENAME(dering)(dstBlock - dstStride - 8, dstStride, &c); if(y > 0) RENAME(dering)(dstBlock - dstStride - 8, dstStride, &c);