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android / platform / frameworks / av / 8134630c20297f234ec833a516b5541db7f49f76 / . / media / libstagefright / codecs / m4v_h263 / enc / src / sad_halfpel.cpp
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/* ------------------------------------------------------------------
* Copyright (C) 1998-2009 PacketVideo
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
* express or implied.
* See the License for the specific language governing permissions
* and limitations under the License.
* -------------------------------------------------------------------
*/
/* contains
Int HalfPel1_SAD_MB(UChar *ref,UChar *blk,Int dmin,Int width,Int ih,Int jh)
Int HalfPel2_SAD_MB(UChar *ref,UChar *blk,Int dmin,Int width)
Int HalfPel1_SAD_Blk(UChar *ref,UChar *blk,Int dmin,Int width,Int ih,Int jh)
Int HalfPel2_SAD_Blk(UChar *ref,UChar *blk,Int dmin,Int width)
Int SAD_MB_HalfPel_C(UChar *ref,UChar *blk,Int dmin,Int width,Int rx,Int xh,Int yh,void *extra_info)
Int SAD_MB_HP_HTFM_Collect(UChar *ref,UChar *blk,Int dmin,Int width,Int rx,Int xh,Int yh,void *extra_info)
Int SAD_MB_HP_HTFM(UChar *ref,UChar *blk,Int dmin,Int width,Int rx,Int xh,Int yh,void *extra_info)
Int SAD_Blk_HalfPel_C(UChar *ref,UChar *blk,Int dmin,Int width,Int rx,Int xh,Int yh,void *extra_info)
*/
//#include <stdlib.h> /* for RAND_MAX */
#include "mp4def.h"
#include "mp4lib_int.h"
#include "sad_halfpel_inline.h"
#ifdef _SAD_STAT
ULong num_sad_HP_MB = 0;
ULong num_sad_HP_Blk = 0;
ULong num_sad_HP_MB_call = 0;
ULong num_sad_HP_Blk_call = 0;
#define NUM_SAD_HP_MB_CALL() num_sad_HP_MB_call++
#define NUM_SAD_HP_MB() num_sad_HP_MB++
#define NUM_SAD_HP_BLK_CALL() num_sad_HP_Blk_call++
#define NUM_SAD_HP_BLK() num_sad_HP_Blk++
#else
#define NUM_SAD_HP_MB_CALL()
#define NUM_SAD_HP_MB()
#define NUM_SAD_HP_BLK_CALL()
#define NUM_SAD_HP_BLK()
#endif
#ifdef __cplusplus
extern "C"
{
#endif
/*==================================================================
Function: HalfPel1_SAD_MB
Date: 03/27/2001
Purpose: Compute SAD 16x16 between blk and ref in halfpel
resolution,
Changes:
==================================================================*/
/* One component is half-pel */
Int HalfPel1_SAD_MB(UChar *ref, UChar *blk, Int dmin, Int width, Int ih, Int jh)
{
Int i, j;
Int sad = 0;
UChar *kk, *p1, *p2;
Int temp;
OSCL_UNUSED_ARG(jh);
p1 = ref;
if (ih) p2 = ref + 1;
else p2 = ref + width;
kk = blk;
for (i = 0; i < 16; i++)
{
for (j = 0; j < 16; j++)
{
temp = ((p1[j] + p2[j] + 1) >> 1) - *kk++;
sad += PV_ABS(temp);
}
if (sad > dmin)
return sad;
p1 += width;
p2 += width;
}
return sad;
}
/* Two components need half-pel */
Int HalfPel2_SAD_MB(UChar *ref, UChar *blk, Int dmin, Int width)
{
Int i, j;
Int sad = 0;
UChar *kk, *p1, *p2, *p3, *p4;
Int temp;
p1 = ref;
p2 = ref + 1;
p3 = ref + width;
p4 = ref + width + 1;
kk = blk;
for (i = 0; i < 16; i++)
{
for (j = 0; j < 16; j++)
{
temp = ((p1[j] + p2[j] + p3[j] + p4[j] + 2) >> 2) - *kk++;
sad += PV_ABS(temp);
}
if (sad > dmin)
return sad;
p1 += width;
p3 += width;
p2 += width;
p4 += width;
}
return sad;
}
#ifndef NO_INTER4V
/*==================================================================
Function: HalfPel1_SAD_Blk
Date: 03/27/2001
Purpose: Compute SAD 8x8 between blk and ref in halfpel
resolution.
Changes:
==================================================================*/
/* One component needs half-pel */
Int HalfPel1_SAD_Blk(UChar *ref, UChar *blk, Int dmin, Int width, Int ih, Int jh)
{
Int i, j;
Int sad = 0;
UChar *kk, *p1, *p2;
Int temp;
OSCL_UNUSED_ARG(jh);
p1 = ref;
if (ih) p2 = ref + 1;
else p2 = ref + width;
kk = blk;
for (i = 0; i < 8; i++)
{
for (j = 0; j < 8; j++)
{
temp = ((p1[j] + p2[j] + 1) >> 1) - *kk++;
sad += PV_ABS(temp);
}
if (sad > dmin)
return sad;
p1 += width;
p2 += width;
kk += 8;
}
return sad;
}
/* Two components need half-pel */
Int HalfPel2_SAD_Blk(UChar *ref, UChar *blk, Int dmin, Int width)
{
Int i, j;
Int sad = 0;
UChar *kk, *p1, *p2, *p3, *p4;
Int temp;
p1 = ref;
p2 = ref + 1;
p3 = ref + width;
p4 = ref + width + 1;
kk = blk;
for (i = 0; i < 8; i++)
{
for (j = 0; j < 8; j++)
{
temp = ((p1[j] + p2[j] + p3[j] + p4[j] + 2) >> 2) - *kk++;
sad += PV_ABS(temp);
}
if (sad > dmin)
return sad;
p1 += width;
p3 += width;
p2 += width;
p4 += width;
kk += 8;
}
return sad;
}
#endif // NO_INTER4V
/*===============================================================
Function: SAD_MB_HalfPel
Date: 09/17/2000
Purpose: Compute the SAD on the half-pel resolution
Input/Output: hmem is assumed to be a pointer to the starting
point of the search in the 33x33 matrix search region
Changes:
11/7/00: implemented MMX
===============================================================*/
/*==================================================================
Function: SAD_MB_HalfPel_C
Date: 04/30/2001
Purpose: Compute SAD 16x16 between blk and ref in halfpel
resolution,
Changes:
==================================================================*/
/* One component is half-pel */
Int SAD_MB_HalfPel_Cxhyh(UChar *ref, UChar *blk, Int dmin_rx, void *extra_info)
{
Int i, j;
Int sad = 0;
UChar *kk, *p1, *p2, *p3, *p4;
// Int sumref=0;
Int temp;
Int rx = dmin_rx & 0xFFFF;
OSCL_UNUSED_ARG(extra_info);
NUM_SAD_HP_MB_CALL();
p1 = ref;
p2 = ref + 1;
p3 = ref + rx;
p4 = ref + rx + 1;
kk = blk;
for (i = 0; i < 16; i++)
{
for (j = 0; j < 16; j++)
{
temp = ((p1[j] + p2[j] + p3[j] + p4[j] + 2) >> 2) - *kk++;
sad += PV_ABS(temp);
}
NUM_SAD_HP_MB();
if (sad > (Int)((ULong)dmin_rx >> 16))
return sad;
p1 += rx;
p3 += rx;
p2 += rx;
p4 += rx;
}
return sad;
}
Int SAD_MB_HalfPel_Cyh(UChar *ref, UChar *blk, Int dmin_rx, void *extra_info)
{
Int i, j;
Int sad = 0;
UChar *kk, *p1, *p2;
// Int sumref=0;
Int temp;
Int rx = dmin_rx & 0xFFFF;
OSCL_UNUSED_ARG(extra_info);
NUM_SAD_HP_MB_CALL();
p1 = ref;
p2 = ref + rx; /* either left/right or top/bottom pixel */
kk = blk;
for (i = 0; i < 16; i++)
{
for (j = 0; j < 16; j++)
{
temp = ((p1[j] + p2[j] + 1) >> 1) - *kk++;
sad += PV_ABS(temp);
}
NUM_SAD_HP_MB();
if (sad > (Int)((ULong)dmin_rx >> 16))
return sad;
p1 += rx;
p2 += rx;
}
return sad;
}
Int SAD_MB_HalfPel_Cxh(UChar *ref, UChar *blk, Int dmin_rx, void *extra_info)
{
Int i, j;
Int sad = 0;
UChar *kk, *p1;
// Int sumref=0;
Int temp;
Int rx = dmin_rx & 0xFFFF;
OSCL_UNUSED_ARG(extra_info);
NUM_SAD_HP_MB_CALL();
p1 = ref;
kk = blk;
for (i = 0; i < 16; i++)
{
for (j = 0; j < 16; j++)
{
temp = ((p1[j] + p1[j+1] + 1) >> 1) - *kk++;
sad += PV_ABS(temp);
}
NUM_SAD_HP_MB();
if (sad > (Int)((ULong)dmin_rx >> 16))
return sad;
p1 += rx;
}
return sad;
}
#ifdef HTFM /* HTFM with uniform subsampling implementation, 2/28/01 */
//Checheck here
Int SAD_MB_HP_HTFM_Collectxhyh(UChar *ref, UChar *blk, Int dmin_rx, void *extra_info)
{
Int i, j;
Int sad = 0;
UChar *p1, *p2;
Int rx = dmin_rx & 0xFFFF;
Int refwx4 = rx << 2;
Int saddata[16]; /* used when collecting flag (global) is on */
Int difmad, tmp, tmp2;
HTFM_Stat *htfm_stat = (HTFM_Stat*) extra_info;
Int *abs_dif_mad_avg = &(htfm_stat->abs_dif_mad_avg);
UInt *countbreak = &(htfm_stat->countbreak);
Int *offsetRef = htfm_stat->offsetRef;
ULong cur_word;
NUM_SAD_HP_MB_CALL();
blk -= 4;
for (i = 0; i < 16; i++) /* 16 stages */
{
p1 = ref + offsetRef[i];
p2 = p1 + rx;
j = 4;/* 4 lines */
do
{
cur_word = *((ULong*)(blk += 4));
tmp = p1[12] + p2[12];
tmp2 = p1[13] + p2[13];
tmp += tmp2;
tmp2 = (cur_word >> 24) & 0xFF;
tmp += 2;
sad = INTERP2_SUB_SAD(sad, tmp, tmp2);;
tmp = p1[8] + p2[8];
tmp2 = p1[9] + p2[9];
tmp += tmp2;
tmp2 = (cur_word >> 16) & 0xFF;
tmp += 2;
sad = INTERP2_SUB_SAD(sad, tmp, tmp2);;
tmp = p1[4] + p2[4];
tmp2 = p1[5] + p2[5];
tmp += tmp2;
tmp2 = (cur_word >> 8) & 0xFF;
tmp += 2;
sad = INTERP2_SUB_SAD(sad, tmp, tmp2);;
tmp2 = p1[1] + p2[1];
tmp = p1[0] + p2[0];
p1 += refwx4;
p2 += refwx4;
tmp += tmp2;
tmp2 = (cur_word & 0xFF);
tmp += 2;
sad = INTERP2_SUB_SAD(sad, tmp, tmp2);;
}
while (--j);
NUM_SAD_HP_MB();
saddata[i] = sad;
if (i > 0)
{
if (sad > (Int)((ULong)dmin_rx >> 16))
{
difmad = saddata[0] - ((saddata[1] + 1) >> 1);
(*abs_dif_mad_avg) += ((difmad > 0) ? difmad : -difmad);
(*countbreak)++;
return sad;
}
}
}
difmad = saddata[0] - ((saddata[1] + 1) >> 1);
(*abs_dif_mad_avg) += ((difmad > 0) ? difmad : -difmad);
(*countbreak)++;
return sad;
}
Int SAD_MB_HP_HTFM_Collectyh(UChar *ref, UChar *blk, Int dmin_rx, void *extra_info)
{
Int i, j;
Int sad = 0;
UChar *p1, *p2;
Int rx = dmin_rx & 0xFFFF;
Int refwx4 = rx << 2;
Int saddata[16]; /* used when collecting flag (global) is on */
Int difmad, tmp, tmp2;
HTFM_Stat *htfm_stat = (HTFM_Stat*) extra_info;
Int *abs_dif_mad_avg = &(htfm_stat->abs_dif_mad_avg);
UInt *countbreak = &(htfm_stat->countbreak);
Int *offsetRef = htfm_stat->offsetRef;
ULong cur_word;
NUM_SAD_HP_MB_CALL();
blk -= 4;
for (i = 0; i < 16; i++) /* 16 stages */
{
p1 = ref + offsetRef[i];
p2 = p1 + rx;
j = 4;
do
{
cur_word = *((ULong*)(blk += 4));
tmp = p1[12];
tmp2 = p2[12];
tmp++;
tmp2 += tmp;
tmp = (cur_word >> 24) & 0xFF;
sad = INTERP1_SUB_SAD(sad, tmp, tmp2);;
tmp = p1[8];
tmp2 = p2[8];
tmp++;
tmp2 += tmp;
tmp = (cur_word >> 16) & 0xFF;
sad = INTERP1_SUB_SAD(sad, tmp, tmp2);;
tmp = p1[4];
tmp2 = p2[4];
tmp++;
tmp2 += tmp;
tmp = (cur_word >> 8) & 0xFF;
sad = INTERP1_SUB_SAD(sad, tmp, tmp2);;
tmp = p1[0];
p1 += refwx4;
tmp2 = p2[0];
p2 += refwx4;
tmp++;
tmp2 += tmp;
tmp = (cur_word & 0xFF);
sad = INTERP1_SUB_SAD(sad, tmp, tmp2);;
}
while (--j);
NUM_SAD_HP_MB();
saddata[i] = sad;
if (i > 0)
{
if (sad > (Int)((ULong)dmin_rx >> 16))
{
difmad = saddata[0] - ((saddata[1] + 1) >> 1);
(*abs_dif_mad_avg) += ((difmad > 0) ? difmad : -difmad);
(*countbreak)++;
return sad;
}
}
}
difmad = saddata[0] - ((saddata[1] + 1) >> 1);
(*abs_dif_mad_avg) += ((difmad > 0) ? difmad : -difmad);
(*countbreak)++;
return sad;
}
Int SAD_MB_HP_HTFM_Collectxh(UChar *ref, UChar *blk, Int dmin_rx, void *extra_info)
{
Int i, j;
Int sad = 0;
UChar *p1;
Int rx = dmin_rx & 0xFFFF;
Int refwx4 = rx << 2;
Int saddata[16]; /* used when collecting flag (global) is on */
Int difmad, tmp, tmp2;
HTFM_Stat *htfm_stat = (HTFM_Stat*) extra_info;
Int *abs_dif_mad_avg = &(htfm_stat->abs_dif_mad_avg);
UInt *countbreak = &(htfm_stat->countbreak);
Int *offsetRef = htfm_stat->offsetRef;
ULong cur_word;
NUM_SAD_HP_MB_CALL();
blk -= 4;
for (i = 0; i < 16; i++) /* 16 stages */
{
p1 = ref + offsetRef[i];
j = 4; /* 4 lines */
do
{
cur_word = *((ULong*)(blk += 4));
tmp = p1[12];
tmp2 = p1[13];
tmp++;
tmp2 += tmp;
tmp = (cur_word >> 24) & 0xFF;
sad = INTERP1_SUB_SAD(sad, tmp, tmp2);;
tmp = p1[8];
tmp2 = p1[9];
tmp++;
tmp2 += tmp;
tmp = (cur_word >> 16) & 0xFF;
sad = INTERP1_SUB_SAD(sad, tmp, tmp2);;
tmp = p1[4];
tmp2 = p1[5];
tmp++;
tmp2 += tmp;
tmp = (cur_word >> 8) & 0xFF;
sad = INTERP1_SUB_SAD(sad, tmp, tmp2);;
tmp = p1[0];
tmp2 = p1[1];
p1 += refwx4;
tmp++;
tmp2 += tmp;
tmp = (cur_word & 0xFF);
sad = INTERP1_SUB_SAD(sad, tmp, tmp2);;
}
while (--j);
NUM_SAD_HP_MB();
saddata[i] = sad;
if (i > 0)
{
if (sad > (Int)((ULong)dmin_rx >> 16))
{
difmad = saddata[0] - ((saddata[1] + 1) >> 1);
(*abs_dif_mad_avg) += ((difmad > 0) ? difmad : -difmad);
(*countbreak)++;
return sad;
}
}
}
difmad = saddata[0] - ((saddata[1] + 1) >> 1);
(*abs_dif_mad_avg) += ((difmad > 0) ? difmad : -difmad);
(*countbreak)++;
return sad;
}
Int SAD_MB_HP_HTFMxhyh(UChar *ref, UChar *blk, Int dmin_rx, void *extra_info)
{
Int i, j;
Int sad = 0, tmp, tmp2;
UChar *p1, *p2;
Int rx = dmin_rx & 0xFFFF;
Int refwx4 = rx << 2;
Int sadstar = 0, madstar;
Int *nrmlz_th = (Int*) extra_info;
Int *offsetRef = nrmlz_th + 32;
ULong cur_word;
madstar = (ULong)dmin_rx >> 20;
NUM_SAD_HP_MB_CALL();
blk -= 4;
for (i = 0; i < 16; i++) /* 16 stages */
{
p1 = ref + offsetRef[i];
p2 = p1 + rx;
j = 4; /* 4 lines */
do
{
cur_word = *((ULong*)(blk += 4));
tmp = p1[12] + p2[12];
tmp2 = p1[13] + p2[13];
tmp += tmp2;
tmp2 = (cur_word >> 24) & 0xFF;
tmp += 2;
sad = INTERP2_SUB_SAD(sad, tmp, tmp2);;
tmp = p1[8] + p2[8];
tmp2 = p1[9] + p2[9];
tmp += tmp2;
tmp2 = (cur_word >> 16) & 0xFF;
tmp += 2;
sad = INTERP2_SUB_SAD(sad, tmp, tmp2);;
tmp = p1[4] + p2[4];
tmp2 = p1[5] + p2[5];
tmp += tmp2;
tmp2 = (cur_word >> 8) & 0xFF;
tmp += 2;
sad = INTERP2_SUB_SAD(sad, tmp, tmp2);;
tmp2 = p1[1] + p2[1];
tmp = p1[0] + p2[0];
p1 += refwx4;
p2 += refwx4;
tmp += tmp2;
tmp2 = (cur_word & 0xFF);
tmp += 2;
sad = INTERP2_SUB_SAD(sad, tmp, tmp2);;
}
while (--j);
NUM_SAD_HP_MB();
sadstar += madstar;
if (sad > sadstar - nrmlz_th[i] || sad > (Int)((ULong)dmin_rx >> 16))
{
return 65536;
}
}
return sad;
}
Int SAD_MB_HP_HTFMyh(UChar *ref, UChar *blk, Int dmin_rx, void *extra_info)
{
Int i, j;
Int sad = 0, tmp, tmp2;
UChar *p1, *p2;
Int rx = dmin_rx & 0xFFFF;
Int refwx4 = rx << 2;
Int sadstar = 0, madstar;
Int *nrmlz_th = (Int*) extra_info;
Int *offsetRef = nrmlz_th + 32;
ULong cur_word;
madstar = (ULong)dmin_rx >> 20;
NUM_SAD_HP_MB_CALL();
blk -= 4;
for (i = 0; i < 16; i++) /* 16 stages */
{
p1 = ref + offsetRef[i];
p2 = p1 + rx;
j = 4;
do
{
cur_word = *((ULong*)(blk += 4));
tmp = p1[12];
tmp2 = p2[12];
tmp++;
tmp2 += tmp;
tmp = (cur_word >> 24) & 0xFF;
sad = INTERP1_SUB_SAD(sad, tmp, tmp2);;
tmp = p1[8];
tmp2 = p2[8];
tmp++;
tmp2 += tmp;
tmp = (cur_word >> 16) & 0xFF;
sad = INTERP1_SUB_SAD(sad, tmp, tmp2);;
tmp = p1[4];
tmp2 = p2[4];
tmp++;
tmp2 += tmp;
tmp = (cur_word >> 8) & 0xFF;
sad = INTERP1_SUB_SAD(sad, tmp, tmp2);;
tmp = p1[0];
p1 += refwx4;
tmp2 = p2[0];
p2 += refwx4;
tmp++;
tmp2 += tmp;
tmp = (cur_word & 0xFF);
sad = INTERP1_SUB_SAD(sad, tmp, tmp2);;
}
while (--j);
NUM_SAD_HP_MB();
sadstar += madstar;
if (sad > sadstar - nrmlz_th[i] || sad > (Int)((ULong)dmin_rx >> 16))
{
return 65536;
}
}
return sad;
}
Int SAD_MB_HP_HTFMxh(UChar *ref, UChar *blk, Int dmin_rx, void *extra_info)
{
Int i, j;
Int sad = 0, tmp, tmp2;
UChar *p1;
Int rx = dmin_rx & 0xFFFF;
Int refwx4 = rx << 2;
Int sadstar = 0, madstar;
Int *nrmlz_th = (Int*) extra_info;
Int *offsetRef = nrmlz_th + 32;
ULong cur_word;
madstar = (ULong)dmin_rx >> 20;
NUM_SAD_HP_MB_CALL();
blk -= 4;
for (i = 0; i < 16; i++) /* 16 stages */
{
p1 = ref + offsetRef[i];
j = 4;/* 4 lines */
do
{
cur_word = *((ULong*)(blk += 4));
tmp = p1[12];
tmp2 = p1[13];
tmp++;
tmp2 += tmp;
tmp = (cur_word >> 24) & 0xFF;
sad = INTERP1_SUB_SAD(sad, tmp, tmp2);;
tmp = p1[8];
tmp2 = p1[9];
tmp++;
tmp2 += tmp;
tmp = (cur_word >> 16) & 0xFF;
sad = INTERP1_SUB_SAD(sad, tmp, tmp2);;
tmp = p1[4];
tmp2 = p1[5];
tmp++;
tmp2 += tmp;
tmp = (cur_word >> 8) & 0xFF;
sad = INTERP1_SUB_SAD(sad, tmp, tmp2);;
tmp = p1[0];
tmp2 = p1[1];
p1 += refwx4;
tmp++;
tmp2 += tmp;
tmp = (cur_word & 0xFF);
sad = INTERP1_SUB_SAD(sad, tmp, tmp2);;
}
while (--j);
NUM_SAD_HP_MB();
sadstar += madstar;
if (sad > sadstar - nrmlz_th[i] || sad > (Int)((ULong)dmin_rx >> 16))
{
return 65536;
}
}
return sad;
}
#endif /* HTFM */
#ifndef NO_INTER4V
/*==================================================================
Function: SAD_Blk_HalfPel_C
Date: 04/30/2001
Purpose: Compute SAD 16x16 between blk and ref in halfpel
resolution,
Changes:
==================================================================*/
/* One component is half-pel */
Int SAD_Blk_HalfPel_C(UChar *ref, UChar *blk, Int dmin, Int width, Int rx, Int xh, Int yh, void *extra_info)
{
Int i, j;
Int sad = 0;
UChar *kk, *p1, *p2, *p3, *p4;
Int temp;
OSCL_UNUSED_ARG(extra_info);
NUM_SAD_HP_BLK_CALL();
if (xh && yh)
{
p1 = ref;
p2 = ref + xh;
p3 = ref + yh * rx;
p4 = ref + yh * rx + xh;
kk = blk;
for (i = 0; i < 8; i++)
{
for (j = 0; j < 8; j++)
{
temp = ((p1[j] + p2[j] + p3[j] + p4[j] + 2) >> 2) - kk[j];
sad += PV_ABS(temp);
}
NUM_SAD_HP_BLK();
if (sad > dmin)
return sad;
p1 += rx;
p3 += rx;
p2 += rx;
p4 += rx;
kk += width;
}
return sad;
}
else
{
p1 = ref;
p2 = ref + xh + yh * rx; /* either left/right or top/bottom pixel */
kk = blk;
for (i = 0; i < 8; i++)
{
for (j = 0; j < 8; j++)
{
temp = ((p1[j] + p2[j] + 1) >> 1) - kk[j];
sad += PV_ABS(temp);
}
NUM_SAD_HP_BLK();
if (sad > dmin)
return sad;
p1 += rx;
p2 += rx;
kk += width;
}
return sad;
}
}
#endif /* NO_INTER4V */
#ifdef __cplusplus
}
#endif