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FFmpeg/libavcodec/dsputil_template.c
Michael Niedermayer 0ddca7d416 dsputil: fixup half a dozen bugs with ptrdiff vs int linesize 
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-02-06 13:22:19 +01:00

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/*
* DSP utils
* Copyright (c) 2000, 2001 Fabrice Bellard
* Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
*
* gmc & q-pel & 32/64 bit based MC by Michael Niedermayer <michaelni@gmx.at>
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file
* DSP utils
*/
#include "bit_depth_template.c"
/* draw the edges of width 'w' of an image of size width, height */
//FIXME check that this is ok for mpeg4 interlaced
static void FUNCC(draw_edges)(uint8_t *p_buf, int p_wrap, int width, int height, int w, int h, int sides)
{
pixel *buf = (pixel*)p_buf;
int wrap = p_wrap / sizeof(pixel);
pixel *ptr, *last_line;
int i;
/* left and right */
ptr = buf;
for(i=0;i<height;i++) {
#if BIT_DEPTH > 8
int j;
for (j = 0; j < w; j++) {
ptr[j-w] = ptr[0];
ptr[j+width] = ptr[width-1];
}
#else
memset(ptr - w, ptr[0], w);
memset(ptr + width, ptr[width-1], w);
#endif
ptr += wrap;
}
/* top and bottom + corners */
buf -= w;
last_line = buf + (height - 1) * wrap;
if (sides & EDGE_TOP)
for(i = 0; i < h; i++)
memcpy(buf - (i + 1) * wrap, buf, (width + w + w) * sizeof(pixel)); // top
if (sides & EDGE_BOTTOM)
for (i = 0; i < h; i++)
memcpy(last_line + (i + 1) * wrap, last_line, (width + w + w) * sizeof(pixel)); // bottom
}
#define DCTELEM_FUNCS(dctcoef, suffix) \
static void FUNCC(get_pixels ## suffix)(int16_t *av_restrict _block, \
const uint8_t *_pixels, \
int line_size) \
{ \
const pixel *pixels = (const pixel *) _pixels; \
dctcoef *av_restrict block = (dctcoef *) _block; \
int i; \
\
/* read the pixels */ \
for(i=0;i<8;i++) { \
block[0] = pixels[0]; \
block[1] = pixels[1]; \
block[2] = pixels[2]; \
block[3] = pixels[3]; \
block[4] = pixels[4]; \
block[5] = pixels[5]; \
block[6] = pixels[6]; \
block[7] = pixels[7]; \
pixels += line_size / sizeof(pixel); \
block += 8; \
} \
} \
\
static void FUNCC(add_pixels8 ## suffix)(uint8_t *av_restrict _pixels, \
int16_t *_block, \
int line_size) \
{ \
int i; \
pixel *av_restrict pixels = (pixel *av_restrict)_pixels; \
dctcoef *block = (dctcoef*)_block; \
line_size /= sizeof(pixel); \
\
for(i=0;i<8;i++) { \
pixels[0] += block[0]; \
pixels[1] += block[1]; \
pixels[2] += block[2]; \
pixels[3] += block[3]; \
pixels[4] += block[4]; \
pixels[5] += block[5]; \
pixels[6] += block[6]; \
pixels[7] += block[7]; \
pixels += line_size; \
block += 8; \
} \
} \
\
static void FUNCC(add_pixels4 ## suffix)(uint8_t *av_restrict _pixels, \
int16_t *_block, \
int line_size) \
{ \
int i; \
pixel *av_restrict pixels = (pixel *av_restrict)_pixels; \
dctcoef *block = (dctcoef*)_block; \
line_size /= sizeof(pixel); \
\
for(i=0;i<4;i++) { \
pixels[0] += block[0]; \
pixels[1] += block[1]; \
pixels[2] += block[2]; \
pixels[3] += block[3]; \
pixels += line_size; \
block += 4; \
} \
} \
\
static void FUNCC(clear_block ## suffix)(int16_t *block) \
{ \
memset(block, 0, sizeof(dctcoef)*64); \
} \
\
/** \
* memset(blocks, 0, sizeof(int16_t)*6*64) \
*/ \
static void FUNCC(clear_blocks ## suffix)(int16_t *blocks) \
{ \
memset(blocks, 0, sizeof(dctcoef)*6*64); \
}
DCTELEM_FUNCS(int16_t, _16)
#if BIT_DEPTH > 8
DCTELEM_FUNCS(dctcoef, _32)
#endif
#include "hpel_template.c"
#define PIXOP2(OPNAME, OP) \
static inline void FUNC(OPNAME ## _no_rnd_pixels8_l2)(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int dst_stride, \
int src_stride1, int src_stride2, int h){\
int i;\
for(i=0; i<h; i++){\
pixel4 a,b;\
a= AV_RN4P(&src1[i*src_stride1 ]);\
b= AV_RN4P(&src2[i*src_stride2 ]);\
OP(*((pixel4*)&dst[i*dst_stride ]), no_rnd_avg_pixel4(a, b));\
a= AV_RN4P(&src1[i*src_stride1+4*sizeof(pixel)]);\
b= AV_RN4P(&src2[i*src_stride2+4*sizeof(pixel)]);\
OP(*((pixel4*)&dst[i*dst_stride+4*sizeof(pixel)]), no_rnd_avg_pixel4(a, b));\
}\
}\
\
static inline void FUNC(OPNAME ## _no_rnd_pixels16_l2)(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, int dst_stride, \
int src_stride1, int src_stride2, int h){\
FUNC(OPNAME ## _no_rnd_pixels8_l2)(dst , src1 , src2 , dst_stride, src_stride1, src_stride2, h);\
FUNC(OPNAME ## _no_rnd_pixels8_l2)(dst+8*sizeof(pixel), src1+8*sizeof(pixel), src2+8*sizeof(pixel), dst_stride, src_stride1, src_stride2, h);\
}\
\
static inline void FUNCC(OPNAME ## _no_rnd_pixels8_x2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h){\
FUNC(OPNAME ## _no_rnd_pixels8_l2)(block, pixels, pixels+sizeof(pixel), line_size, line_size, line_size, h);\
}\
\
static inline void FUNCC(OPNAME ## _pixels8_x2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h){\
FUNC(OPNAME ## _pixels8_l2)(block, pixels, pixels+sizeof(pixel), line_size, line_size, line_size, h);\
}\
\
static inline void FUNCC(OPNAME ## _no_rnd_pixels8_y2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h){\
FUNC(OPNAME ## _no_rnd_pixels8_l2)(block, pixels, pixels+line_size, line_size, line_size, line_size, h);\
}\
\
static inline void FUNCC(OPNAME ## _pixels8_y2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h){\
FUNC(OPNAME ## _pixels8_l2)(block, pixels, pixels+line_size, line_size, line_size, line_size, h);\
}\
\
static inline void FUNC(OPNAME ## _pixels8_l4)(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, const uint8_t *src3, const uint8_t *src4,\
int dst_stride, int src_stride1, int src_stride2,int src_stride3,int src_stride4, int h){\
/* FIXME HIGH BIT DEPTH */\
int i;\
for(i=0; i<h; i++){\
uint32_t a, b, c, d, l0, l1, h0, h1;\
a= AV_RN32(&src1[i*src_stride1]);\
b= AV_RN32(&src2[i*src_stride2]);\
c= AV_RN32(&src3[i*src_stride3]);\
d= AV_RN32(&src4[i*src_stride4]);\
l0= (a&0x03030303UL)\
+ (b&0x03030303UL)\
+ 0x02020202UL;\
h0= ((a&0xFCFCFCFCUL)>>2)\
+ ((b&0xFCFCFCFCUL)>>2);\
l1= (c&0x03030303UL)\
+ (d&0x03030303UL);\
h1= ((c&0xFCFCFCFCUL)>>2)\
+ ((d&0xFCFCFCFCUL)>>2);\
OP(*((uint32_t*)&dst[i*dst_stride]), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\
a= AV_RN32(&src1[i*src_stride1+4]);\
b= AV_RN32(&src2[i*src_stride2+4]);\
c= AV_RN32(&src3[i*src_stride3+4]);\
d= AV_RN32(&src4[i*src_stride4+4]);\
l0= (a&0x03030303UL)\
+ (b&0x03030303UL)\
+ 0x02020202UL;\
h0= ((a&0xFCFCFCFCUL)>>2)\
+ ((b&0xFCFCFCFCUL)>>2);\
l1= (c&0x03030303UL)\
+ (d&0x03030303UL);\
h1= ((c&0xFCFCFCFCUL)>>2)\
+ ((d&0xFCFCFCFCUL)>>2);\
OP(*((uint32_t*)&dst[i*dst_stride+4]), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\
}\
}\
\
static inline void FUNCC(OPNAME ## _pixels4_x2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h){\
FUNC(OPNAME ## _pixels4_l2)(block, pixels, pixels+sizeof(pixel), line_size, line_size, line_size, h);\
}\
\
static inline void FUNCC(OPNAME ## _pixels4_y2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h){\
FUNC(OPNAME ## _pixels4_l2)(block, pixels, pixels+line_size, line_size, line_size, line_size, h);\
}\
\
static inline void FUNCC(OPNAME ## _pixels2_x2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h){\
FUNC(OPNAME ## _pixels2_l2)(block, pixels, pixels+sizeof(pixel), line_size, line_size, line_size, h);\
}\
\
static inline void FUNCC(OPNAME ## _pixels2_y2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h){\
FUNC(OPNAME ## _pixels2_l2)(block, pixels, pixels+line_size, line_size, line_size, line_size, h);\
}\
\
static inline void FUNC(OPNAME ## _no_rnd_pixels8_l4)(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, const uint8_t *src3, const uint8_t *src4,\
int dst_stride, int src_stride1, int src_stride2,int src_stride3,int src_stride4, int h){\
/* FIXME HIGH BIT DEPTH*/\
int i;\
for(i=0; i<h; i++){\
uint32_t a, b, c, d, l0, l1, h0, h1;\
a= AV_RN32(&src1[i*src_stride1]);\
b= AV_RN32(&src2[i*src_stride2]);\
c= AV_RN32(&src3[i*src_stride3]);\
d= AV_RN32(&src4[i*src_stride4]);\
l0= (a&0x03030303UL)\
+ (b&0x03030303UL)\
+ 0x01010101UL;\
h0= ((a&0xFCFCFCFCUL)>>2)\
+ ((b&0xFCFCFCFCUL)>>2);\
l1= (c&0x03030303UL)\
+ (d&0x03030303UL);\
h1= ((c&0xFCFCFCFCUL)>>2)\
+ ((d&0xFCFCFCFCUL)>>2);\
OP(*((uint32_t*)&dst[i*dst_stride]), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\
a= AV_RN32(&src1[i*src_stride1+4]);\
b= AV_RN32(&src2[i*src_stride2+4]);\
c= AV_RN32(&src3[i*src_stride3+4]);\
d= AV_RN32(&src4[i*src_stride4+4]);\
l0= (a&0x03030303UL)\
+ (b&0x03030303UL)\
+ 0x01010101UL;\
h0= ((a&0xFCFCFCFCUL)>>2)\
+ ((b&0xFCFCFCFCUL)>>2);\
l1= (c&0x03030303UL)\
+ (d&0x03030303UL);\
h1= ((c&0xFCFCFCFCUL)>>2)\
+ ((d&0xFCFCFCFCUL)>>2);\
OP(*((uint32_t*)&dst[i*dst_stride+4]), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\
}\
}\
static inline void FUNC(OPNAME ## _pixels16_l4)(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, const uint8_t *src3, const uint8_t *src4,\
int dst_stride, int src_stride1, int src_stride2,int src_stride3,int src_stride4, int h){\
FUNC(OPNAME ## _pixels8_l4)(dst , src1 , src2 , src3 , src4 , dst_stride, src_stride1, src_stride2, src_stride3, src_stride4, h);\
FUNC(OPNAME ## _pixels8_l4)(dst+8*sizeof(pixel), src1+8*sizeof(pixel), src2+8*sizeof(pixel), src3+8*sizeof(pixel), src4+8*sizeof(pixel), dst_stride, src_stride1, src_stride2, src_stride3, src_stride4, h);\
}\
static inline void FUNC(OPNAME ## _no_rnd_pixels16_l4)(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, const uint8_t *src3, const uint8_t *src4,\
int dst_stride, int src_stride1, int src_stride2,int src_stride3,int src_stride4, int h){\
FUNC(OPNAME ## _no_rnd_pixels8_l4)(dst , src1 , src2 , src3 , src4 , dst_stride, src_stride1, src_stride2, src_stride3, src_stride4, h);\
FUNC(OPNAME ## _no_rnd_pixels8_l4)(dst+8*sizeof(pixel), src1+8*sizeof(pixel), src2+8*sizeof(pixel), src3+8*sizeof(pixel), src4+8*sizeof(pixel), dst_stride, src_stride1, src_stride2, src_stride3, src_stride4, h);\
}\
\
static inline void FUNCC(OPNAME ## _pixels2_xy2)(uint8_t *_block, const uint8_t *_pixels, ptrdiff_t line_size, int h)\
{\
int i, a0, b0, a1, b1;\
pixel *block = (pixel*)_block;\
const pixel *pixels = (const pixel*)_pixels;\
line_size >>= sizeof(pixel)-1;\
a0= pixels[0];\
b0= pixels[1] + 2;\
a0 += b0;\
b0 += pixels[2];\
\
pixels+=line_size;\
for(i=0; i<h; i+=2){\
a1= pixels[0];\
b1= pixels[1];\
a1 += b1;\
b1 += pixels[2];\
\
block[0]= (a1+a0)>>2; /* FIXME non put */\
block[1]= (b1+b0)>>2;\
\
pixels+=line_size;\
block +=line_size;\
\
a0= pixels[0];\
b0= pixels[1] + 2;\
a0 += b0;\
b0 += pixels[2];\
\
block[0]= (a1+a0)>>2;\
block[1]= (b1+b0)>>2;\
pixels+=line_size;\
block +=line_size;\
}\
}\
\
static inline void FUNCC(OPNAME ## _pixels4_xy2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)\
{\
/* FIXME HIGH BIT DEPTH */\
int i;\
const uint32_t a= AV_RN32(pixels );\
const uint32_t b= AV_RN32(pixels+1);\
uint32_t l0= (a&0x03030303UL)\
+ (b&0x03030303UL)\
+ 0x02020202UL;\
uint32_t h0= ((a&0xFCFCFCFCUL)>>2)\
+ ((b&0xFCFCFCFCUL)>>2);\
uint32_t l1,h1;\
\
pixels+=line_size;\
for(i=0; i<h; i+=2){\
uint32_t a= AV_RN32(pixels );\
uint32_t b= AV_RN32(pixels+1);\
l1= (a&0x03030303UL)\
+ (b&0x03030303UL);\
h1= ((a&0xFCFCFCFCUL)>>2)\
+ ((b&0xFCFCFCFCUL)>>2);\
OP(*((uint32_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\
pixels+=line_size;\
block +=line_size;\
a= AV_RN32(pixels );\
b= AV_RN32(pixels+1);\
l0= (a&0x03030303UL)\
+ (b&0x03030303UL)\
+ 0x02020202UL;\
h0= ((a&0xFCFCFCFCUL)>>2)\
+ ((b&0xFCFCFCFCUL)>>2);\
OP(*((uint32_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\
pixels+=line_size;\
block +=line_size;\
}\
}\
\
static inline void FUNCC(OPNAME ## _pixels8_xy2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)\
{\
/* FIXME HIGH BIT DEPTH */\
int j;\
for(j=0; j<2; j++){\
int i;\
const uint32_t a= AV_RN32(pixels );\
const uint32_t b= AV_RN32(pixels+1);\
uint32_t l0= (a&0x03030303UL)\
+ (b&0x03030303UL)\
+ 0x02020202UL;\
uint32_t h0= ((a&0xFCFCFCFCUL)>>2)\
+ ((b&0xFCFCFCFCUL)>>2);\
uint32_t l1,h1;\
\
pixels+=line_size;\
for(i=0; i<h; i+=2){\
uint32_t a= AV_RN32(pixels );\
uint32_t b= AV_RN32(pixels+1);\
l1= (a&0x03030303UL)\
+ (b&0x03030303UL);\
h1= ((a&0xFCFCFCFCUL)>>2)\
+ ((b&0xFCFCFCFCUL)>>2);\
OP(*((uint32_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\
pixels+=line_size;\
block +=line_size;\
a= AV_RN32(pixels );\
b= AV_RN32(pixels+1);\
l0= (a&0x03030303UL)\
+ (b&0x03030303UL)\
+ 0x02020202UL;\
h0= ((a&0xFCFCFCFCUL)>>2)\
+ ((b&0xFCFCFCFCUL)>>2);\
OP(*((uint32_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\
pixels+=line_size;\
block +=line_size;\
}\
pixels+=4-line_size*(h+1);\
block +=4-line_size*h;\
}\
}\
\
static inline void FUNCC(OPNAME ## _no_rnd_pixels8_xy2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)\
{\
/* FIXME HIGH BIT DEPTH */\
int j;\
for(j=0; j<2; j++){\
int i;\
const uint32_t a= AV_RN32(pixels );\
const uint32_t b= AV_RN32(pixels+1);\
uint32_t l0= (a&0x03030303UL)\
+ (b&0x03030303UL)\
+ 0x01010101UL;\
uint32_t h0= ((a&0xFCFCFCFCUL)>>2)\
+ ((b&0xFCFCFCFCUL)>>2);\
uint32_t l1,h1;\
\
pixels+=line_size;\
for(i=0; i<h; i+=2){\
uint32_t a= AV_RN32(pixels );\
uint32_t b= AV_RN32(pixels+1);\
l1= (a&0x03030303UL)\
+ (b&0x03030303UL);\
h1= ((a&0xFCFCFCFCUL)>>2)\
+ ((b&0xFCFCFCFCUL)>>2);\
OP(*((uint32_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\
pixels+=line_size;\
block +=line_size;\
a= AV_RN32(pixels );\
b= AV_RN32(pixels+1);\
l0= (a&0x03030303UL)\
+ (b&0x03030303UL)\
+ 0x01010101UL;\
h0= ((a&0xFCFCFCFCUL)>>2)\
+ ((b&0xFCFCFCFCUL)>>2);\
OP(*((uint32_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0FUL));\
pixels+=line_size;\
block +=line_size;\
}\
pixels+=4-line_size*(h+1);\
block +=4-line_size*h;\
}\
}\
\
CALL_2X_PIXELS(FUNCC(OPNAME ## _pixels16_x2) , FUNCC(OPNAME ## _pixels8_x2) , 8*sizeof(pixel))\
CALL_2X_PIXELS(FUNCC(OPNAME ## _pixels16_y2) , FUNCC(OPNAME ## _pixels8_y2) , 8*sizeof(pixel))\
CALL_2X_PIXELS(FUNCC(OPNAME ## _pixels16_xy2), FUNCC(OPNAME ## _pixels8_xy2), 8*sizeof(pixel))\
av_unused CALL_2X_PIXELS(FUNCC(OPNAME ## _no_rnd_pixels16) , FUNCC(OPNAME ## _pixels8) , 8*sizeof(pixel))\
CALL_2X_PIXELS(FUNCC(OPNAME ## _no_rnd_pixels16_x2) , FUNCC(OPNAME ## _no_rnd_pixels8_x2) , 8*sizeof(pixel))\
CALL_2X_PIXELS(FUNCC(OPNAME ## _no_rnd_pixels16_y2) , FUNCC(OPNAME ## _no_rnd_pixels8_y2) , 8*sizeof(pixel))\
CALL_2X_PIXELS(FUNCC(OPNAME ## _no_rnd_pixels16_xy2), FUNCC(OPNAME ## _no_rnd_pixels8_xy2), 8*sizeof(pixel))\
#define op_avg(a, b) a = rnd_avg_pixel4(a, b)
#define op_put(a, b) a = b
#if BIT_DEPTH == 8
#define put_no_rnd_pixels8_8_c put_pixels8_8_c
PIXOP2(avg, op_avg)
PIXOP2(put, op_put)
#endif
#undef op_avg
#undef op_put
#define H264_CHROMA_MC(OPNAME, OP)\
static void FUNCC(OPNAME ## h264_chroma_mc2)(uint8_t *p_dst/*align 8*/, uint8_t *p_src/*align 1*/, int stride, int h, int x, int y){\
pixel *dst = (pixel*)p_dst;\
pixel *src = (pixel*)p_src;\
const int A=(8-x)*(8-y);\
const int B=( x)*(8-y);\
const int C=(8-x)*( y);\
const int D=( x)*( y);\
int i;\
stride >>= sizeof(pixel)-1;\
\
av_assert2(x<8 && y<8 && x>=0 && y>=0);\
\
if(D){\
for(i=0; i<h; i++){\
OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1]));\
OP(dst[1], (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2]));\
dst+= stride;\
src+= stride;\
}\
}else{\
const int E= B+C;\
const int step= C ? stride : 1;\
for(i=0; i<h; i++){\
OP(dst[0], (A*src[0] + E*src[step+0]));\
OP(dst[1], (A*src[1] + E*src[step+1]));\
dst+= stride;\
src+= stride;\
}\
}\
}\
\
static void FUNCC(OPNAME ## h264_chroma_mc4)(uint8_t *p_dst/*align 8*/, uint8_t *p_src/*align 1*/, int stride, int h, int x, int y){\
pixel *dst = (pixel*)p_dst;\
pixel *src = (pixel*)p_src;\
const int A=(8-x)*(8-y);\
const int B=( x)*(8-y);\
const int C=(8-x)*( y);\
const int D=( x)*( y);\
int i;\
stride >>= sizeof(pixel)-1;\
\
av_assert2(x<8 && y<8 && x>=0 && y>=0);\
\
if(D){\
for(i=0; i<h; i++){\
OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1]));\
OP(dst[1], (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2]));\
OP(dst[2], (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3]));\
OP(dst[3], (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4]));\
dst+= stride;\
src+= stride;\
}\
}else{\
const int E= B+C;\
const int step= C ? stride : 1;\
for(i=0; i<h; i++){\
OP(dst[0], (A*src[0] + E*src[step+0]));\
OP(dst[1], (A*src[1] + E*src[step+1]));\
OP(dst[2], (A*src[2] + E*src[step+2]));\
OP(dst[3], (A*src[3] + E*src[step+3]));\
dst+= stride;\
src+= stride;\
}\
}\
}\
\
static void FUNCC(OPNAME ## h264_chroma_mc8)(uint8_t *p_dst/*align 8*/, uint8_t *p_src/*align 1*/, int stride, int h, int x, int y){\
pixel *dst = (pixel*)p_dst;\
pixel *src = (pixel*)p_src;\
const int A=(8-x)*(8-y);\
const int B=( x)*(8-y);\
const int C=(8-x)*( y);\
const int D=( x)*( y);\
int i;\
stride >>= sizeof(pixel)-1;\
\
av_assert2(x<8 && y<8 && x>=0 && y>=0);\
\
if(D){\
for(i=0; i<h; i++){\
OP(dst[0], (A*src[0] + B*src[1] + C*src[stride+0] + D*src[stride+1]));\
OP(dst[1], (A*src[1] + B*src[2] + C*src[stride+1] + D*src[stride+2]));\
OP(dst[2], (A*src[2] + B*src[3] + C*src[stride+2] + D*src[stride+3]));\
OP(dst[3], (A*src[3] + B*src[4] + C*src[stride+3] + D*src[stride+4]));\
OP(dst[4], (A*src[4] + B*src[5] + C*src[stride+4] + D*src[stride+5]));\
OP(dst[5], (A*src[5] + B*src[6] + C*src[stride+5] + D*src[stride+6]));\
OP(dst[6], (A*src[6] + B*src[7] + C*src[stride+6] + D*src[stride+7]));\
OP(dst[7], (A*src[7] + B*src[8] + C*src[stride+7] + D*src[stride+8]));\
dst+= stride;\
src+= stride;\
}\
}else{\
const int E= B+C;\
const int step= C ? stride : 1;\
for(i=0; i<h; i++){\
OP(dst[0], (A*src[0] + E*src[step+0]));\
OP(dst[1], (A*src[1] + E*src[step+1]));\
OP(dst[2], (A*src[2] + E*src[step+2]));\
OP(dst[3], (A*src[3] + E*src[step+3]));\
OP(dst[4], (A*src[4] + E*src[step+4]));\
OP(dst[5], (A*src[5] + E*src[step+5]));\
OP(dst[6], (A*src[6] + E*src[step+6]));\
OP(dst[7], (A*src[7] + E*src[step+7]));\
dst+= stride;\
src+= stride;\
}\
}\
}
#define op_avg(a, b) a = (((a)+(((b) + 32)>>6)+1)>>1)
#define op_put(a, b) a = (((b) + 32)>>6)
H264_CHROMA_MC(put_ , op_put)
H264_CHROMA_MC(avg_ , op_avg)
#undef op_avg
#undef op_put
void FUNCC(ff_put_pixels8x8)(uint8_t *dst, uint8_t *src, int stride) {
FUNCC(put_pixels8)(dst, src, stride, 8);
}
void FUNCC(ff_avg_pixels8x8)(uint8_t *dst, uint8_t *src, int stride) {
FUNCC(avg_pixels8)(dst, src, stride, 8);
}
void FUNCC(ff_put_pixels16x16)(uint8_t *dst, uint8_t *src, int stride) {
FUNCC(put_pixels16)(dst, src, stride, 16);
}
void FUNCC(ff_avg_pixels16x16)(uint8_t *dst, uint8_t *src, int stride) {
FUNCC(avg_pixels16)(dst, src, stride, 16);
}
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