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Commit 1ab01bbc authored by Loren Merritt's avatar Loren Merritt
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custom quant matrices 


git-svn-id: svn://svn.videolan.org/x264/trunk@266 df754926-b1dd-0310-bc7b-ec298dee348c
parent 2c4b31da
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Showing with 495 additions and 146 deletions
Makefile
View file @ 1ab01bbc
......@@ -4,7 +4,7 @@ include config.mak
SRCS = common/mc.c common/predict.c common/pixel.c common/macroblock.c \
common/frame.c common/dct.c common/cpu.c common/cabac.c \
common/common.c common/mdate.c common/csp.c \
common/common.c common/mdate.c common/csp.c common/set.c\
encoder/analyse.c encoder/me.c encoder/ratecontrol.c \
encoder/set.c encoder/macroblock.c encoder/cabac.c \
encoder/cavlc.c encoder/encoder.c encoder/eval.c
......
common/common.c
View file @ 1ab01bbc
......@@ -116,6 +116,14 @@ void x264_param_default( x264_param_t *param )
param->analyse.i_chroma_qp_offset = 0;
param->analyse.b_psnr = 1;
param->i_cqm_preset = X264_CQM_FLAT;
memset( param->cqm_4iy, 16, 16 );
memset( param->cqm_4ic, 16, 16 );
memset( param->cqm_4py, 16, 16 );
memset( param->cqm_4pc, 16, 16 );
memset( param->cqm_8iy, 16, 64 );
memset( param->cqm_8py, 16, 64 );
param->b_aud = 0;
}
......
common/common.h
View file @ 1ab01bbc
......@@ -239,6 +239,11 @@ struct x264_t
x264_pps_t *pps;
int i_idr_pic_id;
int dequant4_mf[4][6][4][4];
int dequant8_mf[2][6][8][8];
int quant4_mf[4][6][4][4];
int quant8_mf[2][6][8][8];
/* Slice header */
x264_slice_header_t sh;
......
common/macroblock.c
View file @ 1ab01bbc
......@@ -163,34 +163,35 @@ int x264_mb_transform_8x8_allowed( x264_t *h )
/****************************************************************************
* Scan and Quant functions
****************************************************************************/
void x264_mb_dequant_2x2_dc( int16_t dct[2][2], int i_qscale )
void x264_mb_dequant_2x2_dc( int16_t dct[2][2], int dequant_mf[6][4][4], int i_qscale )
{
const int i_qbits = i_qscale/6 - 1;
const int i_qbits = i_qscale/6 - 5;
if( i_qbits >= 0 )
{
const int i_dmf = dequant_mf[i_qscale%6][0][0] << i_qbits;
dct[0][0] = dct[0][0] * i_dmf;
dct[0][1] = dct[0][1] * i_dmf;
dct[1][0] = dct[1][0] * i_dmf;
dct[1][1] = dct[1][1] * i_dmf;
dct[0][0] *= i_dmf;
dct[0][1] *= i_dmf;
dct[1][0] *= i_dmf;
dct[1][1] *= i_dmf;
}
else
{
const int i_dmf = dequant_mf[i_qscale%6][0][0];
// chroma DC is truncated, not rounded
dct[0][0] = ( dct[0][0] * i_dmf ) >> 1;
dct[0][1] = ( dct[0][1] * i_dmf ) >> 1;
dct[1][0] = ( dct[1][0] * i_dmf ) >> 1;
dct[1][1] = ( dct[1][1] * i_dmf ) >> 1;
dct[0][0] = ( dct[0][0] * i_dmf ) >> (-i_qbits);
dct[0][1] = ( dct[0][1] * i_dmf ) >> (-i_qbits);
dct[1][0] = ( dct[1][0] * i_dmf ) >> (-i_qbits);
dct[1][1] = ( dct[1][1] * i_dmf ) >> (-i_qbits);
}
}
void x264_mb_dequant_4x4_dc( int16_t dct[4][4], int i_qscale )
void x264_mb_dequant_4x4_dc( int16_t dct[4][4], int dequant_mf[6][4][4], int i_qscale )
{
const int i_qbits = i_qscale/6 - 2;
int x,y;
const int i_qbits = i_qscale/6 - 6;
int y;
if( i_qbits >= 0 )
{
......@@ -198,76 +199,89 @@ void x264_mb_dequant_4x4_dc( int16_t dct[4][4], int i_qscale )
for( y = 0; y < 4; y++ )
{
for( x = 0; x < 4; x++ )
{
dct[y][x] = dct[y][x] * i_dmf;
}
dct[y][0] *= i_dmf;
dct[y][1] *= i_dmf;
dct[y][2] *= i_dmf;
dct[y][3] *= i_dmf;
}
}
else
{
const int i_dmf = dequant_mf[i_qscale%6][0][0];
const int f = -i_qbits; // 1 << (-1-i_qbits)
const int f = 1 << (-i_qbits-1);
for( y = 0; y < 4; y++ )
{
for( x = 0; x < 4; x++ )
{
dct[y][x] = ( dct[y][x] * i_dmf + f ) >> (-i_qbits);
}
dct[y][0] = ( dct[y][0] * i_dmf + f ) >> (-i_qbits);
dct[y][1] = ( dct[y][1] * i_dmf + f ) >> (-i_qbits);
dct[y][2] = ( dct[y][2] * i_dmf + f ) >> (-i_qbits);
dct[y][3] = ( dct[y][3] * i_dmf + f ) >> (-i_qbits);
}
}
}
void x264_mb_dequant_4x4( int16_t dct[4][4], int i_qscale )
void x264_mb_dequant_4x4( int16_t dct[4][4], int dequant_mf[6][4][4], int i_qscale )
{
const int i_mf = i_qscale%6;
const int i_qbits = i_qscale/6;
const int i_qbits = i_qscale/6 - 4;
int y;
for( y = 0; y < 4; y++ )
if( i_qbits >= 0 )
{
for( y = 0; y < 4; y++ )
{
dct[y][0] = ( dct[y][0] * dequant_mf[i_mf][y][0] ) << i_qbits;
dct[y][1] = ( dct[y][1] * dequant_mf[i_mf][y][1] ) << i_qbits;
dct[y][2] = ( dct[y][2] * dequant_mf[i_mf][y][2] ) << i_qbits;
dct[y][3] = ( dct[y][3] * dequant_mf[i_mf][y][3] ) << i_qbits;
}
}
else
{
dct[y][0] = ( dct[y][0] * dequant_mf[i_mf][y][0] ) << i_qbits;
dct[y][1] = ( dct[y][1] * dequant_mf[i_mf][y][1] ) << i_qbits;
dct[y][2] = ( dct[y][2] * dequant_mf[i_mf][y][2] ) << i_qbits;
dct[y][3] = ( dct[y][3] * dequant_mf[i_mf][y][3] ) << i_qbits;
const int f = 1 << (-i_qbits-1);
for( y = 0; y < 4; y++ )
{
dct[y][0] = ( dct[y][0] * dequant_mf[i_mf][y][0] + f ) >> (-i_qbits);
dct[y][1] = ( dct[y][1] * dequant_mf[i_mf][y][1] + f ) >> (-i_qbits);
dct[y][2] = ( dct[y][2] * dequant_mf[i_mf][y][2] + f ) >> (-i_qbits);
dct[y][3] = ( dct[y][3] * dequant_mf[i_mf][y][3] + f ) >> (-i_qbits);
}
}
}
void x264_mb_dequant_8x8( int16_t dct[8][8], int i_qscale )
void x264_mb_dequant_8x8( int16_t dct[8][8], int dequant_mf[6][8][8], int i_qscale )
{
const int i_mf = i_qscale%6;
const int i_qbits = i_qscale/6 - 6;
int y;
if( i_qscale >= 12 )
if( i_qbits >= 0 )
{
const int i_qbits = (i_qscale/6) - 2;
for( y = 0; y < 8; y++ )
{
dct[y][0] = ( dct[y][0] * dequant8_mf[i_mf][y][0] ) << i_qbits;
dct[y][1] = ( dct[y][1] * dequant8_mf[i_mf][y][1] ) << i_qbits;
dct[y][2] = ( dct[y][2] * dequant8_mf[i_mf][y][2] ) << i_qbits;
dct[y][3] = ( dct[y][3] * dequant8_mf[i_mf][y][3] ) << i_qbits;
dct[y][4] = ( dct[y][4] * dequant8_mf[i_mf][y][4] ) << i_qbits;
dct[y][5] = ( dct[y][5] * dequant8_mf[i_mf][y][5] ) << i_qbits;
dct[y][6] = ( dct[y][6] * dequant8_mf[i_mf][y][6] ) << i_qbits;
dct[y][7] = ( dct[y][7] * dequant8_mf[i_mf][y][7] ) << i_qbits;
dct[y][0] = ( dct[y][0] * dequant_mf[i_mf][y][0] ) << i_qbits;
dct[y][1] = ( dct[y][1] * dequant_mf[i_mf][y][1] ) << i_qbits;
dct[y][2] = ( dct[y][2] * dequant_mf[i_mf][y][2] ) << i_qbits;
dct[y][3] = ( dct[y][3] * dequant_mf[i_mf][y][3] ) << i_qbits;
dct[y][4] = ( dct[y][4] * dequant_mf[i_mf][y][4] ) << i_qbits;
dct[y][5] = ( dct[y][5] * dequant_mf[i_mf][y][5] ) << i_qbits;
dct[y][6] = ( dct[y][6] * dequant_mf[i_mf][y][6] ) << i_qbits;
dct[y][7] = ( dct[y][7] * dequant_mf[i_mf][y][7] ) << i_qbits;
}
}
else
{
const int i_qbits = 2 - (i_qscale/6);
const int i_round = i_qbits; // 1<<(i_qbits-1)
const int f = 1 << (-i_qbits-1);
for( y = 0; y < 8; y++ )
{
dct[y][0] = ( dct[y][0] * dequant8_mf[i_mf][y][0] + i_round ) >> i_qbits;
dct[y][1] = ( dct[y][1] * dequant8_mf[i_mf][y][1] + i_round ) >> i_qbits;
dct[y][2] = ( dct[y][2] * dequant8_mf[i_mf][y][2] + i_round ) >> i_qbits;
dct[y][3] = ( dct[y][3] * dequant8_mf[i_mf][y][3] + i_round ) >> i_qbits;
dct[y][4] = ( dct[y][4] * dequant8_mf[i_mf][y][4] + i_round ) >> i_qbits;
dct[y][5] = ( dct[y][5] * dequant8_mf[i_mf][y][5] + i_round ) >> i_qbits;
dct[y][6] = ( dct[y][6] * dequant8_mf[i_mf][y][6] + i_round ) >> i_qbits;
dct[y][7] = ( dct[y][7] * dequant8_mf[i_mf][y][7] + i_round ) >> i_qbits;
dct[y][0] = ( dct[y][0] * dequant_mf[i_mf][y][0] + f ) >> (-i_qbits);
dct[y][1] = ( dct[y][1] * dequant_mf[i_mf][y][1] + f ) >> (-i_qbits);
dct[y][2] = ( dct[y][2] * dequant_mf[i_mf][y][2] + f ) >> (-i_qbits);
dct[y][3] = ( dct[y][3] * dequant_mf[i_mf][y][3] + f ) >> (-i_qbits);
dct[y][4] = ( dct[y][4] * dequant_mf[i_mf][y][4] + f ) >> (-i_qbits);
dct[y][5] = ( dct[y][5] * dequant_mf[i_mf][y][5] + f ) >> (-i_qbits);
dct[y][6] = ( dct[y][6] * dequant_mf[i_mf][y][6] + f ) >> (-i_qbits);
dct[y][7] = ( dct[y][7] * dequant_mf[i_mf][y][7] + f ) >> (-i_qbits);
}
}
}
......
common/macroblock.h
View file @ 1ab01bbc
......@@ -157,6 +157,19 @@ static const int x264_mb_partition_count_table[17] =
4, 2, 2, 1
};
static const int x264_zigzag_scan4[16] =
{
0, 1, 4, 8, 5, 2, 3, 6, 9, 12, 13, 10, 7, 11, 14, 15
};
static const int x264_zigzag_scan8[64] =
{
0, 1, 8, 16, 9, 2, 3, 10, 17, 24, 32, 25, 18, 11, 4, 5,
12, 19, 26, 33, 40, 48, 41, 34, 27, 20, 13, 6, 7, 14, 21, 28,
35, 42, 49, 56, 57, 50, 43, 36, 29, 22, 15, 23, 30, 37, 44, 51,
58, 59, 52, 45, 38, 31, 39, 46, 53, 60, 61, 54, 47, 55, 62, 63
};
void x264_macroblock_cache_init( x264_t *h );
void x264_macroblock_slice_init( x264_t *h );
void x264_macroblock_cache_load( x264_t *h, int i_mb_x, int i_mb_y );
......@@ -165,10 +178,10 @@ void x264_macroblock_cache_end( x264_t *h );
void x264_macroblock_bipred_init( x264_t *h );
void x264_mb_dequant_4x4_dc( int16_t dct[4][4], int i_qscale );
void x264_mb_dequant_2x2_dc( int16_t dct[2][2], int i_qscale );
void x264_mb_dequant_4x4( int16_t dct[4][4], int i_qscale );
void x264_mb_dequant_8x8( int16_t dct[8][8], int i_qscale );
void x264_mb_dequant_4x4_dc( int16_t dct[4][4], int dequant_mf[6][4][4], int i_qscale );
void x264_mb_dequant_2x2_dc( int16_t dct[2][2], int dequant_mf[6][4][4], int i_qscale );
void x264_mb_dequant_4x4( int16_t dct[4][4], int dequant_mf[6][4][4], int i_qscale );
void x264_mb_dequant_8x8( int16_t dct[8][8], int dequant_mf[6][8][8], int i_qscale );
/* x264_mb_predict_mv_16x16:
* set mvp with predicted mv for D_16x16 block
......
common/set.c 0 → 100644
View file @ 1ab01bbc
/*****************************************************************************
* set.c: h264 encoder library
*****************************************************************************
* Copyright (C) 2005 x264 project
*
* Authors: Loren Merritt <lorenm@u.washington.edu>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
*****************************************************************************/
#include "common.h"
static const int dequant4_scale[6][3] =
{
{ 10, 13, 16 },
{ 11, 14, 18 },
{ 13, 16, 20 },
{ 14, 18, 23 },
{ 16, 20, 25 },
{ 18, 23, 29 }
};
static const int quant4_scale[6][3] =
{
{ 13107, 8066, 5243 },
{ 11916, 7490, 4660 },
{ 10082, 6554, 4194 },
{ 9362, 5825, 3647 },
{ 8192, 5243, 3355 },
{ 7282, 4559, 2893 },
};
static const int quant8_scan[16] =
{
0,3,4,3, 3,1,5,1, 4,5,2,5, 3,1,5,1
};
static const int dequant8_scale[6][6] =
{
{ 20, 18, 32, 19, 25, 24 },
{ 22, 19, 35, 21, 28, 26 },
{ 26, 23, 42, 24, 33, 31 },
{ 28, 25, 45, 26, 35, 33 },
{ 32, 28, 51, 30, 40, 38 },
{ 36, 32, 58, 34, 46, 43 },
};
static const int quant8_scale[6][6] =
{
{ 13107, 11428, 20972, 12222, 16777, 15481 },
{ 11916, 10826, 19174, 11058, 14980, 14290 },
{ 10082, 8943, 15978, 9675, 12710, 11985 },
{ 9362, 8228, 14913, 8931, 11984, 11259 },
{ 8192, 7346, 13159, 7740, 10486, 9777 },
{ 7282, 6428, 11570, 6830, 9118, 8640 }
};
void x264_cqm_init( x264_t *h )
{
int def_quant4[6][16];
int def_quant8[6][64];
int def_dequant4[6][16];
int def_dequant8[6][64];
int q, i, i_list;
for( q = 0; q < 6; q++ )
{
for( i = 0; i < 16; i++ )
{
int j = (i&1) + ((i>>2)&1);
def_dequant4[q][i] = dequant4_scale[q][j];
def_quant4[q][i] = quant4_scale[q][j];
}
for( i = 0; i < 64; i++ )
{
int j = quant8_scan[((i>>1)&12) | (i&3)];
def_dequant8[q][i] = dequant8_scale[q][j];
def_quant8[q][i] = quant8_scale[q][j];
}
}
for( q = 0; q < 6; q++ )
{
for( i_list = 0; i_list < 4; i_list++ )
for( i = 0; i < 16; i++ )
{
h->dequant4_mf[i_list][q][0][i] = def_dequant4[q][i] * h->pps->scaling_list[i_list][i];
h-> quant4_mf[i_list][q][0][i] = def_quant4[q][i] * 16 / h->pps->scaling_list[i_list][i];
}
for( i_list = 0; i_list < 2; i_list++ )
for( i = 0; i < 64; i++ )
{
h->dequant8_mf[i_list][q][0][i] = def_dequant8[q][i] * h->pps->scaling_list[4+i_list][i];
h-> quant8_mf[i_list][q][0][i] = def_quant8[q][i] * 16 / h->pps->scaling_list[4+i_list][i];
}
}
}
common/set.h
View file @ 1ab01bbc
......@@ -35,6 +35,19 @@ enum profile_e
PROFILE_HIGH444 = 144
};
enum cqm4_e
{
CQM_4IY = 0,
CQM_4PY = 1,
CQM_4IC = 2,
CQM_4PC = 3
};
enum cqm8_e
{
CQM_8IY = 0,
CQM_8PY = 1
};
typedef struct
{
int i_id;
......@@ -147,6 +160,60 @@ typedef struct
int b_transform_8x8_mode;
int i_cqm_preset;
const uint8_t *scaling_list[6]; /* could be 8, but we don't allow separate Cb/Cr lists */
} x264_pps_t;
/* default quant matrices */
static const uint8_t x264_cqm_jvt4i[16] =
{
6,13,20,28,
13,20,28,32,
20,28,32,37,
28,32,37,42
};
static const uint8_t x264_cqm_jvt4p[16] =
{
10,14,20,24,
14,20,24,27,
20,24,27,30,
24,27,30,34
};
static const uint8_t x264_cqm_jvt8i[64] =
{
6,10,13,16,18,23,25,27,
10,11,16,18,23,25,27,29,
13,16,18,23,25,27,29,31,
16,18,23,25,27,29,31,33,
18,23,25,27,29,31,33,36,
23,25,27,29,31,33,36,38,
25,27,29,31,33,36,38,40,
27,29,31,33,36,38,40,42
};
static const uint8_t x264_cqm_jvt8p[64] =
{
9,13,15,17,19,21,22,24,
13,13,17,19,21,22,24,25,
15,17,19,21,22,24,25,27,
17,19,21,22,24,25,27,28,
19,21,22,24,25,27,28,30,
21,22,24,25,27,28,30,32,
22,24,25,27,28,30,32,33,
24,25,27,28,30,32,33,35
};
static const uint8_t x264_cqm_flat16[64] =
{
16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16,
16,16,16,16,16,16,16,16
};
void x264_cqm_init( x264_t *h );
#endif
encoder/encoder.c
View file @ 1ab01bbc
......@@ -387,6 +387,7 @@ static int x264_validate_parameters( x264_t *h )
{
h->mb.b_lossless = 1;
h->param.analyse.b_transform_8x8 = 0;
h->param.i_cqm_preset = X264_CQM_FLAT;
h->param.rc.f_ip_factor = 1;
h->param.rc.f_pb_factor = 1;
h->param.analyse.b_psnr = 0;
......@@ -414,6 +415,9 @@ static int x264_validate_parameters( x264_t *h )
if( h->param.i_threads > 1 && h->param.i_cabac_init_idc == -1 )
h->param.i_cabac_init_idc = 0;
if( h->param.i_cqm_preset < X264_CQM_FLAT || h->param.i_cqm_preset > X264_CQM_CUSTOM )
h->param.i_cqm_preset = X264_CQM_FLAT;
if( h->param.analyse.i_me_method < X264_ME_DIA ||
h->param.analyse.i_me_method > X264_ME_ESA )
h->param.analyse.i_me_method = X264_ME_HEX;
......@@ -523,6 +527,8 @@ x264_t *x264_encoder_open ( x264_param_t *param )
h->pps = &h->pps_array[0];
x264_pps_init( h->pps, 0, &h->param, h->sps);
x264_cqm_init( h );
h->mb.i_mb_count = h->sps->i_mb_width * h->sps->i_mb_height;
......
encoder/macroblock.c
View file @ 1ab01bbc
......@@ -45,7 +45,10 @@ static const uint8_t block_idx_xy[4][4] =
{ 5, 7, 13, 15 }
};
static const int quant_mf[6][4][4] =
/* def_quant4_mf only for probe_skip; actual encoding uses matrices from set.c */
/* FIXME this seems to make better decisions with cqm=jvt, but could screw up
* with general custom matrices. */
static const int def_quant4_mf[6][4][4] =
{
{ { 13107, 8066, 13107, 8066 }, { 8066, 5243, 8066, 5243 },
{ 13107, 8066, 13107, 8066 }, { 8066, 5243, 8066, 5243 } },
......@@ -61,65 +64,6 @@ static const int quant_mf[6][4][4] =
{ 7282, 4559, 7282, 4559 }, { 4559, 2893, 4559, 2893 } }
};
const int quant8_mf[6][8][8] =
{
{
{ 13107, 12222, 16777, 12222, 13107, 12222, 16777, 12222 },
{ 12222, 11428, 15481, 11428, 12222, 11428, 15481, 11428 },
{ 16777, 15481, 20972, 15481, 16777, 15481, 20972, 15481 },
{ 12222, 11428, 15481, 11428, 12222, 11428, 15481, 11428 },
{ 13107, 12222, 16777, 12222, 13107, 12222, 16777, 12222 },
{ 12222, 11428, 15481, 11428, 12222, 11428, 15481, 11428 },
{ 16777, 15481, 20972, 15481, 16777, 15481, 20972, 15481 },
{ 12222, 11428, 15481, 11428, 12222, 11428, 15481, 11428 }
}, {
{ 11916, 11058, 14980, 11058, 11916, 11058, 14980, 11058 },
{ 11058, 10826, 14290, 10826, 11058, 10826, 14290, 10826 },
{ 14980, 14290, 19174, 14290, 14980, 14290, 19174, 14290 },
{ 11058, 10826, 14290, 10826, 11058, 10826, 14290, 10826 },
{ 11916, 11058, 14980, 11058, 11916, 11058, 14980, 11058 },
{ 11058, 10826, 14290, 10826, 11058, 10826, 14290, 10826 },
{ 14980, 14290, 19174, 14290, 14980, 14290, 19174, 14290 },
{ 11058, 10826, 14290, 10826, 11058, 10826, 14290, 10826 }
}, {
{ 10082, 9675, 12710, 9675, 10082, 9675, 12710, 9675 },
{ 9675, 8943, 11985, 8943, 9675, 8943, 11985, 8943 },
{ 12710, 11985, 15978, 11985, 12710, 11985, 15978, 11985 },
{ 9675, 8943, 11985, 8943, 9675, 8943, 11985, 8943 },
{ 10082, 9675, 12710, 9675, 10082, 9675, 12710, 9675 },
{ 9675, 8943, 11985, 8943, 9675, 8943, 11985, 8943 },
{ 12710, 11985, 15978, 11985, 12710, 11985, 15978, 11985 },
{ 9675, 8943, 11985, 8943, 9675, 8943, 11985, 8943 }
}, {
{ 9362, 8931, 11984, 8931, 9362, 8931, 11984, 8931 },
{ 8931, 8228, 11259, 8228, 8931, 8228, 11259, 8228 },
{ 11984, 11259, 14913, 11259, 11984, 11259, 14913, 11259 },
{ 8931, 8228, 11259, 8228, 8931, 8228, 11259, 8228 },
{ 9362, 8931, 11984, 8931, 9362, 8931, 11984, 8931 },
{ 8931, 8228, 11259, 8228, 8931, 8228, 11259, 8228 },
{ 11984, 11259, 14913, 11259, 11984, 11259, 14913, 11259 },
{ 8931, 8228, 11259, 8228, 8931, 8228, 11259, 8228 }
}, {
{ 8192, 7740, 10486, 7740, 8192, 7740, 10486, 7740 },
{ 7740, 7346, 9777, 7346, 7740, 7346, 9777, 7346 },
{ 10486, 9777, 13159, 9777, 10486, 9777, 13159, 9777 },
{ 7740, 7346, 9777, 7346, 7740, 7346, 9777, 7346 },
{ 8192, 7740, 10486, 7740, 8192, 7740, 10486, 7740 },
{ 7740, 7346, 9777, 7346, 7740, 7346, 9777, 7346 },
{ 10486, 9777, 13159, 9777, 10486, 9777, 13159, 9777 },
{ 7740, 7346, 9777, 7346, 7740, 7346, 9777, 7346 }
}, {
{ 7282, 6830, 9118, 6830, 7282, 6830, 9118, 6830 },
{ 6830, 6428, 8640, 6428, 6830, 6428, 8640, 6428 },
{ 9118, 8640, 11570, 8640, 9118, 8640, 11570, 8640 },
{ 6830, 6428, 8640, 6428, 6830, 6428, 8640, 6428 },
{ 7282, 6830, 9118, 6830, 7282, 6830, 9118, 6830 },
{ 6830, 6428, 8640, 6428, 6830, 6428, 8640, 6428 },
{ 9118, 8640, 11570, 8640, 9118, 8640, 11570, 8640 },
{ 6830, 6428, 8640, 6428, 6830, 6428, 8640, 6428 }
}
};
static const int i_chroma_qp_table[52] =
{
0, 1, 2, 3, 4, 5, 6, 7, 8, 9,
......@@ -200,7 +144,7 @@ static inline void sub_zigzag_4x4( int level[15], const uint8_t *p_src, uint8_t
}
#undef ZIG
static void quant_8x8( int16_t dct[8][8], int i_qscale, int b_intra )
static void quant_8x8( int16_t dct[8][8], int quant_mf[6][8][8], int i_qscale, int b_intra )
{
const int i_qbits = 16 + i_qscale / 6;
const int i_mf = i_qscale % 6;
......@@ -212,13 +156,13 @@ static void quant_8x8( int16_t dct[8][8], int i_qscale, int b_intra )
for( x = 0; x < 8; x++ )
{
if( dct[y][x] > 0 )
dct[y][x] = ( f + dct[y][x] * quant8_mf[i_mf][y][x] ) >> i_qbits;
dct[y][x] = ( f + dct[y][x] * quant_mf[i_mf][y][x] ) >> i_qbits;
else
dct[y][x] = - ( ( f - dct[y][x] * quant8_mf[i_mf][y][x] ) >> i_qbits );
dct[y][x] = - ( ( f - dct[y][x] * quant_mf[i_mf][y][x] ) >> i_qbits );
}
}
}
static void quant_4x4( int16_t dct[4][4], int i_qscale, int b_intra )
static void quant_4x4( int16_t dct[4][4], int quant_mf[6][4][4], int i_qscale, int b_intra )
{
const int i_qbits = 15 + i_qscale / 6;
const int i_mf = i_qscale % 6;
......@@ -236,7 +180,7 @@ static void quant_4x4( int16_t dct[4][4], int i_qscale, int b_intra )