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new hopefully faster MC

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Originally committed as revision 505 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2002-05-16 23:29:09 +00:00
parent 02734c6a3e
commit 59fe111e81
1 changed files with 344 additions and 8 deletions
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352
libavcodec/dsputil.c
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@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* gmc & q-pel support by Michael Niedermayer <michaelni@gmx.at>
* gmc & q-pel & 32/64 bit based MC by Michael Niedermayer <michaelni@gmx.at>
*/
#include <stdlib.h>
#include <stdio.h>
@ -252,6 +252,347 @@ void add_pixels_clamped_c(const DCTELEM *block, UINT8 *pixels, int line_size)
}
}
//FIXME someone with a alignemtent picky cpu should change these
#define LD32(a) (*((uint32_t*)(a)))
#define LD64(a) (*((uint64_t*)(a)))
#if 0
#define PIXOP2(OPNAME, OP) \
void OPNAME ## _pixels(uint8_t *block, const uint8_t *pixels, int line_size, int h)\
{\
int i;\
for(i=0; i<h; i++){\
OP(*((uint64_t*)block), LD64(pixels));\
pixels+=line_size;\
block +=line_size;\
}\
}\
\
void OPNAME ## _no_rnd_pixels_x2(uint8_t *block, const uint8_t *pixels, int line_size, int h)\
{\
int i;\
for(i=0; i<h; i++){\
const uint64_t a= LD64(pixels );\
const uint64_t b= LD64(pixels+1);\
OP(*((uint64_t*)block), (a&b) + (((a^b)&0xFEFEFEFEFEFEFEFEULL)>>1));\
pixels+=line_size;\
block +=line_size;\
}\
}\
\
void OPNAME ## _pixels_x2(uint8_t *block, const uint8_t *pixels, int line_size, int h)\
{\
int i;\
for(i=0; i<h; i++){\
const uint64_t a= LD64(pixels );\
const uint64_t b= LD64(pixels+1);\
OP(*((uint64_t*)block), (a|b) - (((a^b)&0xFEFEFEFEFEFEFEFEULL)>>1));\
pixels+=line_size;\
block +=line_size;\
}\
}\
\
void OPNAME ## _no_rnd_pixels_y2(uint8_t *block, const uint8_t *pixels, int line_size, int h)\
{\
int i;\
for(i=0; i<h; i++){\
const uint64_t a= LD64(pixels );\
const uint64_t b= LD64(pixels+line_size);\
OP(*((uint64_t*)block), (a&b) + (((a^b)&0xFEFEFEFEFEFEFEFEULL)>>1));\
pixels+=line_size;\
block +=line_size;\
}\
}\
\
void OPNAME ## _pixels_y2(uint8_t *block, const uint8_t *pixels, int line_size, int h)\
{\
int i;\
for(i=0; i<h; i++){\
const uint64_t a= LD64(pixels );\
const uint64_t b= LD64(pixels+line_size);\
OP(*((uint64_t*)block), (a|b) - (((a^b)&0xFEFEFEFEFEFEFEFEULL)>>1));\
pixels+=line_size;\
block +=line_size;\
}\
}\
\
void OPNAME ## _pixels_xy2(uint8_t *block, const uint8_t *pixels, int line_size, int h)\
{\
int i;\
const uint64_t a= LD64(pixels );\
const uint64_t b= LD64(pixels+1);\
uint64_t l0= (a&0x0303030303030303ULL)\
+ (b&0x0303030303030303ULL)\
+ 0x0202020202020202ULL;\
uint64_t h0= ((a&0xFCFCFCFCFCFCFCFCULL)>>2)\
+ ((b&0xFCFCFCFCFCFCFCFCULL)>>2);\
uint64_t l1,h1;\
\
pixels+=line_size;\
for(i=0; i<h; i+=2){\
uint64_t a= LD64(pixels );\
uint64_t b= LD64(pixels+1);\
l1= (a&0x0303030303030303ULL)\
+ (b&0x0303030303030303ULL);\
h1= ((a&0xFCFCFCFCFCFCFCFCULL)>>2)\
+ ((b&0xFCFCFCFCFCFCFCFCULL)>>2);\
OP(*((uint64_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0F0F0F0F0FULL));\
pixels+=line_size;\
block +=line_size;\
a= LD64(pixels );\
b= LD64(pixels+1);\
l0= (a&0x0303030303030303ULL)\
+ (b&0x0303030303030303ULL)\
+ 0x0202020202020202ULL;\
h0= ((a&0xFCFCFCFCFCFCFCFCULL)>>2)\
+ ((b&0xFCFCFCFCFCFCFCFCULL)>>2);\
OP(*((uint64_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0F0F0F0F0FULL));\
pixels+=line_size;\
block +=line_size;\
}\
}\
\
void OPNAME ## _no_rnd_pixels_xy2(uint8_t *block, const uint8_t *pixels, int line_size, int h)\
{\
int i;\
const uint64_t a= LD64(pixels );\
const uint64_t b= LD64(pixels+1);\
uint64_t l0= (a&0x0303030303030303ULL)\
+ (b&0x0303030303030303ULL)\
+ 0x0101010101010101ULL;\
uint64_t h0= ((a&0xFCFCFCFCFCFCFCFCULL)>>2)\
+ ((b&0xFCFCFCFCFCFCFCFCULL)>>2);\
uint64_t l1,h1;\
\
pixels+=line_size;\
for(i=0; i<h; i+=2){\
uint64_t a= LD64(pixels );\
uint64_t b= LD64(pixels+1);\
l1= (a&0x0303030303030303ULL)\
+ (b&0x0303030303030303ULL);\
h1= ((a&0xFCFCFCFCFCFCFCFCULL)>>2)\
+ ((b&0xFCFCFCFCFCFCFCFCULL)>>2);\
OP(*((uint64_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0F0F0F0F0FULL));\
pixels+=line_size;\
block +=line_size;\
a= LD64(pixels );\
b= LD64(pixels+1);\
l0= (a&0x0303030303030303ULL)\
+ (b&0x0303030303030303ULL)\
+ 0x0101010101010101ULL;\
h0= ((a&0xFCFCFCFCFCFCFCFCULL)>>2)\
+ ((b&0xFCFCFCFCFCFCFCFCULL)>>2);\
OP(*((uint64_t*)block), h0+h1+(((l0+l1)>>2)&0x0F0F0F0F0F0F0F0FULL));\
pixels+=line_size;\
block +=line_size;\
}\
}\
\
void (*OPNAME ## _pixels_tab[4])(uint8_t *block, const uint8_t *pixels, int line_size, int h) = {\
OPNAME ## _pixels,\
OPNAME ## _pixels_x2,\
OPNAME ## _pixels_y2,\
OPNAME ## _pixels_xy2,\
};\
\
void (*OPNAME ## _no_rnd_pixels_tab[4])(uint8_t *block, const uint8_t *pixels, int line_size, int h) = {\
OPNAME ## _pixels,\
OPNAME ## _no_rnd_pixels_x2,\
OPNAME ## _no_rnd_pixels_y2,\
OPNAME ## _no_rnd_pixels_xy2,\
};
#define op_avg(a, b) a = ( ((a)|(b)) - ((((a)^(b))&0xFEFEFEFEFEFEFEFEULL)>>1) )
#else // 64 bit variant
#define PIXOP2(OPNAME, OP) \
void OPNAME ## _pixels(uint8_t *block, const uint8_t *pixels, int line_size, int h)\
{\
int i;\
for(i=0; i<h; i++){\
OP(*((uint32_t*)(block )), LD32(pixels ));\
OP(*((uint32_t*)(block+4)), LD32(pixels+4));\
pixels+=line_size;\
block +=line_size;\
}\
}\
\
void OPNAME ## _no_rnd_pixels_x2(uint8_t *block, const uint8_t *pixels, int line_size, int h)\
{\
int i;\
for(i=0; i<h; i++){\
int j;\
for(j=0; j<2; j++){\
const uint32_t a= LD32(pixels );\
const uint32_t b= LD32(pixels+1);\
OP(*((uint32_t*)block), (a&b) + (((a^b)&0xFEFEFEFEUL)>>1));\
pixels+=4;\
block +=4;\
}\
pixels+=line_size-8;\
block +=line_size-8;\
}\
}\
\
void OPNAME ## _pixels_x2(uint8_t *block, const uint8_t *pixels, int line_size, int h)\
{\
int i;\
for(i=0; i<h; i++){\
int j;\
for(j=0; j<2; j++){\
const uint32_t a= LD32(pixels );\
const uint32_t b= LD32(pixels+1);\
OP(*((uint32_t*)block), (a|b) - (((a^b)&0xFEFEFEFEUL)>>1));\
pixels+=4;\
block +=4;\
}\
pixels+=line_size-8;\
block +=line_size-8;\
}\
}\
\
void OPNAME ## _no_rnd_pixels_y2(uint8_t *block, const uint8_t *pixels, int line_size, int h)\
{\
int i;\
for(i=0; i<h; i++){\
int j;\
for(j=0; j<2; j++){\
const uint32_t a= LD32(pixels );\
const uint32_t b= LD32(pixels+line_size);\
OP(*((uint32_t*)block), (a&b) + (((a^b)&0xFEFEFEFEUL)>>1));\
pixels+=4;\
block +=4;\
}\
pixels+=line_size-8;\
block +=line_size-8;\
}\
}\
\
void OPNAME ## _pixels_y2(uint8_t *block, const uint8_t *pixels, int line_size, int h)\
{\
int i;\
for(i=0; i<h; i++){\
int j;\
for(j=0; j<2; j++){\
const uint32_t a= LD32(pixels );\
const uint32_t b= LD32(pixels+line_size);\
OP(*((uint32_t*)block), (a|b) - (((a^b)&0xFEFEFEFEUL)>>1));\
pixels+=4;\
block +=4;\
}\
pixels+=line_size-8;\
block +=line_size-8;\
}\
}\
\
void OPNAME ## _pixels_xy2(uint8_t *block, const uint8_t *pixels, int line_size, int h)\
{\
int j;\
for(j=0; j<2; j++){\
int i;\
const uint32_t a= LD32(pixels );\
const uint32_t b= LD32(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= LD32(pixels );\
uint32_t b= LD32(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= LD32(pixels );\
b= LD32(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;\
}\
}\
\
void OPNAME ## _no_rnd_pixels_xy2(uint8_t *block, const uint8_t *pixels, int line_size, int h)\
{\
int j;\
for(j=0; j<2; j++){\
int i;\
const uint32_t a= LD32(pixels );\
const uint32_t b= LD32(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= LD32(pixels );\
uint32_t b= LD32(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= LD32(pixels );\
b= LD32(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;\
}\
}\
\
void (*OPNAME ## _pixels_tab[4])(uint8_t *block, const uint8_t *pixels, int line_size, int h) = {\
OPNAME ## _pixels,\
OPNAME ## _pixels_x2,\
OPNAME ## _pixels_y2,\
OPNAME ## _pixels_xy2,\
};\
\
void (*OPNAME ## _no_rnd_pixels_tab[4])(uint8_t *block, const uint8_t *pixels, int line_size, int h) = {\
OPNAME ## _pixels,\
OPNAME ## _no_rnd_pixels_x2,\
OPNAME ## _no_rnd_pixels_y2,\
OPNAME ## _no_rnd_pixels_xy2,\
};
#define op_avg(a, b) a = ( ((a)|(b)) - ((((a)^(b))&0xFEFEFEFEUL)>>1) )
#endif
#define op_put(a, b) a = b
PIXOP2(avg, op_avg)
PIXOP2(put, op_put)
#undef op_avg
#undef op_put
/* FIXME this stuff could be removed as its ot really used anymore */
#define PIXOP(BTYPE, OPNAME, OP, INCR) \
\
static void OPNAME ## _pixels(BTYPE *block, const UINT8 *pixels, int line_size, int h) \
@ -356,13 +697,9 @@ void (*OPNAME ## _pixels_tab[4])(BTYPE *block, const UINT8 *pixels, int line_siz
#define avg2(a,b) ((a+b+1)>>1)
#define avg4(a,b,c,d) ((a+b+c+d+2)>>2)
#define op_put(a, b) a = b
#define op_avg(a, b) a = avg2(a, b)
#define op_sub(a, b) a -= b
PIXOP(UINT8, put, op_put, line_size)
PIXOP(UINT8, avg, op_avg, line_size)
PIXOP(DCTELEM, sub, op_sub, 8)
/* not rounding primitives */
@ -371,9 +708,6 @@ PIXOP(DCTELEM, sub, op_sub, 8)
#define avg2(a,b) ((a+b)>>1)
#define avg4(a,b,c,d) ((a+b+c+d+1)>>2)
PIXOP(UINT8, put_no_rnd, op_put, line_size)
PIXOP(UINT8, avg_no_rnd, op_avg, line_size)
/* motion estimation */
#undef avg2
@ -381,6 +715,8 @@ PIXOP(UINT8, avg_no_rnd, op_avg, line_size)
#define avg2(a,b) ((a+b+1)>>1)
#define avg4(a,b,c,d) ((a+b+c+d+2)>>2)
/* end of removeale stuff */
static void gmc1_c(UINT8 *dst, UINT8 *src, int srcStride, int h, int x16, int y16, int rounder)
{
const int A=(16-x16)*(16-y16);