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linear blend 1 line shift fix

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Originally committed as revision 2443 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2003-10-28 09:23:26 +00:00
parent a579db0c4f
commit 13ba9ae499
1 changed files with 27 additions and 26 deletions
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53
libavcodec/libpostproc/postprocess_template.c
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@ -1805,10 +1805,9 @@ DEINT_L5(%%mm1, %%mm0, (%%edx, %1, 2), (%0, %1, 8) , (%%edx, %1, 4))
* will be called for every 8x8 block and can read & write from line 4-15
* lines 0-3 have been passed through the deblock / dering filters allready, but can be read too
* lines 4-12 will be read into the deblocking filter and should be deinterlaced
* will shift the image up by 1 line (FIXME if this is a problem)
* this filter will read lines 4-13 and write 4-11
*/
static inline void RENAME(deInterlaceBlendLinear)(uint8_t src[], int stride)
static inline void RENAME(deInterlaceBlendLinear)(uint8_t src[], int stride, uint8_t *tmp)
{
#if defined (HAVE_MMX2) || defined (HAVE_3DNOW)
src+= 4*stride;
@ -1818,43 +1817,43 @@ static inline void RENAME(deInterlaceBlendLinear)(uint8_t src[], int stride)
// 0 1 2 3 4 5 6 7 8 9
// %0 eax eax+%1 eax+2%1 %0+4%1 edx edx+%1 edx+2%1 %0+8%1 edx+4%1
"movq (%0), %%mm0 \n\t" // L0
"movq (%%eax, %1), %%mm1 \n\t" // L2
"movq (%2), %%mm0 \n\t" // L0
"movq (%%eax), %%mm1 \n\t" // L2
PAVGB(%%mm1, %%mm0) // L0+L2
"movq (%%eax), %%mm2 \n\t" // L1
"movq (%0), %%mm2 \n\t" // L1
PAVGB(%%mm2, %%mm0)
"movq %%mm0, (%0) \n\t"
"movq (%%eax, %1, 2), %%mm0 \n\t" // L3
"movq (%%eax, %1), %%mm0 \n\t" // L3
PAVGB(%%mm0, %%mm2) // L1+L3
PAVGB(%%mm1, %%mm2) // 2L2 + L1 + L3
"movq %%mm2, (%%eax) \n\t"
"movq (%0, %1, 4), %%mm2 \n\t" // L4
"movq (%%eax, %1, 2), %%mm2 \n\t" // L4
PAVGB(%%mm2, %%mm1) // L2+L4
PAVGB(%%mm0, %%mm1) // 2L3 + L2 + L4
"movq %%mm1, (%%eax, %1) \n\t"
"movq (%%edx), %%mm1 \n\t" // L5
"movq (%0, %1, 4), %%mm1 \n\t" // L5
PAVGB(%%mm1, %%mm0) // L3+L5
PAVGB(%%mm2, %%mm0) // 2L4 + L3 + L5
"movq %%mm0, (%%eax, %1, 2) \n\t"
"movq (%%edx, %1), %%mm0 \n\t" // L6
"movq (%%edx), %%mm0 \n\t" // L6
PAVGB(%%mm0, %%mm2) // L4+L6
PAVGB(%%mm1, %%mm2) // 2L5 + L4 + L6
"movq %%mm2, (%0, %1, 4) \n\t"
"movq (%%edx, %1, 2), %%mm2 \n\t" // L7
"movq (%%edx, %1), %%mm2 \n\t" // L7
PAVGB(%%mm2, %%mm1) // L5+L7
PAVGB(%%mm0, %%mm1) // 2L6 + L5 + L7
"movq %%mm1, (%%edx) \n\t"
"movq (%0, %1, 8), %%mm1 \n\t" // L8
"movq (%%edx, %1, 2), %%mm1 \n\t" // L8
PAVGB(%%mm1, %%mm0) // L6+L8
PAVGB(%%mm2, %%mm0) // 2L7 + L6 + L8
"movq %%mm0, (%%edx, %1) \n\t"
"movq (%%edx, %1, 4), %%mm0 \n\t" // L9
"movq (%0, %1, 8), %%mm0 \n\t" // L9
PAVGB(%%mm0, %%mm2) // L7+L9
PAVGB(%%mm1, %%mm2) // 2L8 + L7 + L9
"movq %%mm2, (%%edx, %1, 2) \n\t"
"movq %%mm1, (%2) \n\t"
: : "r" (src), "r" (stride)
: : "r" (src), "r" (stride), "r" (tmp)
: "%eax", "%edx"
);
#else
@ -1862,41 +1861,43 @@ static inline void RENAME(deInterlaceBlendLinear)(uint8_t src[], int stride)
src+= 4*stride;
for(x=0; x<2; x++){
a= *(uint32_t*)&src[stride*0];
b= *(uint32_t*)&src[stride*1];
c= *(uint32_t*)&src[stride*2];
a= *(uint32_t*)&tmp[stride*0];
b= *(uint32_t*)&src[stride*0];
c= *(uint32_t*)&src[stride*1];
a= (a&c) + (((a^c)&0xFEFEFEFEUL)>>1);
*(uint32_t*)&src[stride*0]= (a|b) - (((a^b)&0xFEFEFEFEUL)>>1);
a= *(uint32_t*)&src[stride*3];
a= *(uint32_t*)&src[stride*2];
b= (a&b) + (((a^b)&0xFEFEFEFEUL)>>1);
*(uint32_t*)&src[stride*1]= (c|b) - (((c^b)&0xFEFEFEFEUL)>>1);
b= *(uint32_t*)&src[stride*4];
b= *(uint32_t*)&src[stride*3];
c= (b&c) + (((b^c)&0xFEFEFEFEUL)>>1);
*(uint32_t*)&src[stride*2]= (c|a) - (((c^a)&0xFEFEFEFEUL)>>1);
c= *(uint32_t*)&src[stride*5];
c= *(uint32_t*)&src[stride*4];
a= (a&c) + (((a^c)&0xFEFEFEFEUL)>>1);
*(uint32_t*)&src[stride*3]= (a|b) - (((a^b)&0xFEFEFEFEUL)>>1);
a= *(uint32_t*)&src[stride*6];
a= *(uint32_t*)&src[stride*5];
b= (a&b) + (((a^b)&0xFEFEFEFEUL)>>1);
*(uint32_t*)&src[stride*4]= (c|b) - (((c^b)&0xFEFEFEFEUL)>>1);
b= *(uint32_t*)&src[stride*7];
b= *(uint32_t*)&src[stride*6];
c= (b&c) + (((b^c)&0xFEFEFEFEUL)>>1);
*(uint32_t*)&src[stride*5]= (c|a) - (((c^a)&0xFEFEFEFEUL)>>1);
c= *(uint32_t*)&src[stride*8];
c= *(uint32_t*)&src[stride*7];
a= (a&c) + (((a^c)&0xFEFEFEFEUL)>>1);
*(uint32_t*)&src[stride*6]= (a|b) - (((a^b)&0xFEFEFEFEUL)>>1);
a= *(uint32_t*)&src[stride*9];
a= *(uint32_t*)&src[stride*8];
b= (a&b) + (((a^b)&0xFEFEFEFEUL)>>1);
*(uint32_t*)&src[stride*7]= (c|b) - (((c^b)&0xFEFEFEFEUL)>>1);
*(uint32_t*)&tmp[stride*0]= c;
src += 4;
tmp += 4;
}
#endif
}
@ -2933,7 +2934,7 @@ static void RENAME(postProcess)(uint8_t src[], int srcStride, uint8_t dst[], int
if(mode & LINEAR_IPOL_DEINT_FILTER)
RENAME(deInterlaceInterpolateLinear)(dstBlock, dstStride);
else if(mode & LINEAR_BLEND_DEINT_FILTER)
RENAME(deInterlaceBlendLinear)(dstBlock, dstStride);
RENAME(deInterlaceBlendLinear)(dstBlock, dstStride, c.deintTemp + x);
else if(mode & MEDIAN_DEINT_FILTER)
RENAME(deInterlaceMedian)(dstBlock, dstStride);
else if(mode & CUBIC_IPOL_DEINT_FILTER)
@ -3077,7 +3078,7 @@ static void RENAME(postProcess)(uint8_t src[], int srcStride, uint8_t dst[], int
if(mode & LINEAR_IPOL_DEINT_FILTER)
RENAME(deInterlaceInterpolateLinear)(dstBlock, dstStride);
else if(mode & LINEAR_BLEND_DEINT_FILTER)
RENAME(deInterlaceBlendLinear)(dstBlock, dstStride);
RENAME(deInterlaceBlendLinear)(dstBlock, dstStride, c.deintTemp + x);
else if(mode & MEDIAN_DEINT_FILTER)
RENAME(deInterlaceMedian)(dstBlock, dstStride);
else if(mode & CUBIC_IPOL_DEINT_FILTER)