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third_party_ffmpeg/libavcodec/h264data.h

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H264 decoder & demuxer Originally committed as revision 1732 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-04-04 14:42:28 +00:00
/*
* H26L/H264/AVC/JVT/14496-10/... encoder/decoder
* Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at>
*
* This library 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 of the License, or (at your option) any later version.
*
* This library 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 this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
/**
* @file h264data.h
* @brief
* H264 / AVC / MPEG4 part10 codec data table
* @author Michael Niedermayer <michaelni@gmx.at>
*/
#define VERT_PRED 0
#define HOR_PRED 1
#define DC_PRED 2
#define DIAG_DOWN_LEFT_PRED 3
#define DIAG_DOWN_RIGHT_PRED 4
#define VERT_RIGHT_PRED 5
#define HOR_DOWN_PRED 6
#define VERT_LEFT_PRED 7
#define HOR_UP_PRED 8
#define LEFT_DC_PRED 9
#define TOP_DC_PRED 10
#define DC_128_PRED 11
#define DC_PRED8x8 0
#define HOR_PRED8x8 1
#define VERT_PRED8x8 2
#define PLANE_PRED8x8 3
#define LEFT_DC_PRED8x8 4
#define TOP_DC_PRED8x8 5
#define DC_128_PRED8x8 6
#define EXTENDED_SAR 255
AVRational sample_aspect_ratio aspect ratio in JPEG JFIF is SAR not DAR ! removed nonsense SAR guessing code various related cleanups bugs? Originally committed as revision 2403 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-10-20 20:23:46 +00:00
static const AVRational pixel_aspect[14]={
{0, 1},
H264 decoder & demuxer Originally committed as revision 1732 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-04-04 14:42:28 +00:00
{1, 1},
{12, 11},
{10, 11},
{16, 11},
{40, 33},
{24, 11},
{20, 11},
{32, 11},
{80, 33},
{18, 11},
{15, 11},
{64, 33},
{160,99},
};
static const uint8_t golomb_to_pict_type[5]=
{P_TYPE, B_TYPE, I_TYPE, SP_TYPE, SI_TYPE};
static const uint8_t pict_type_to_golomb[7]=
{-1, 2, 0, 1, -1, 4, 3};
static const uint8_t chroma_qp[52]={
0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,
12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,
28,29,29,30,31,32,32,33,34,34,35,35,36,36,37,37,
37,38,38,38,39,39,39,39
};
static const uint8_t golomb_to_intra4x4_cbp[48]={
47, 31, 15, 0, 23, 27, 29, 30, 7, 11, 13, 14, 39, 43, 45, 46,
16, 3, 5, 10, 12, 19, 21, 26, 28, 35, 37, 42, 44, 1, 2, 4,
8, 17, 18, 20, 24, 6, 9, 22, 25, 32, 33, 34, 36, 40, 38, 41
};
static const uint8_t golomb_to_inter_cbp[48]={
0, 16, 1, 2, 4, 8, 32, 3, 5, 10, 12, 15, 47, 7, 11, 13,
14, 6, 9, 31, 35, 37, 42, 44, 33, 34, 36, 40, 39, 43, 45, 46,
17, 18, 20, 24, 19, 21, 26, 28, 23, 27, 29, 30, 22, 25, 38, 41
};
static const uint8_t intra4x4_cbp_to_golomb[48]={
3, 29, 30, 17, 31, 18, 37, 8, 32, 38, 19, 9, 20, 10, 11, 2,
16, 33, 34, 21, 35, 22, 39, 4, 36, 40, 23, 5, 24, 6, 7, 1,
41, 42, 43, 25, 44, 26, 46, 12, 45, 47, 27, 13, 28, 14, 15, 0
};
static const uint8_t inter_cbp_to_golomb[48]={
0, 2, 3, 7, 4, 8, 17, 13, 5, 18, 9, 14, 10, 15, 16, 11,
1, 32, 33, 36, 34, 37, 44, 40, 35, 45, 38, 41, 39, 42, 43, 19,
6, 24, 25, 20, 26, 21, 46, 28, 27, 47, 22, 29, 23, 30, 31, 12
};
static const uint8_t chroma_dc_coeff_token_len[4*5]={
2, 0, 0, 0,
6, 1, 0, 0,
6, 6, 3, 0,
6, 7, 7, 6,
6, 8, 8, 7,
};
static const uint8_t chroma_dc_coeff_token_bits[4*5]={
1, 0, 0, 0,
7, 1, 0, 0,
4, 6, 1, 0,
3, 3, 2, 5,
2, 3, 2, 0,
};
static const uint8_t coeff_token_len[4][4*17]={
{
1, 0, 0, 0,
6, 2, 0, 0, 8, 6, 3, 0, 9, 8, 7, 5, 10, 9, 8, 6,
11,10, 9, 7, 13,11,10, 8, 13,13,11, 9, 13,13,13,10,
14,14,13,11, 14,14,14,13, 15,15,14,14, 15,15,15,14,
16,15,15,15, 16,16,16,15, 16,16,16,16, 16,16,16,16,
},
{
2, 0, 0, 0,
6, 2, 0, 0, 6, 5, 3, 0, 7, 6, 6, 4, 8, 6, 6, 4,
8, 7, 7, 5, 9, 8, 8, 6, 11, 9, 9, 6, 11,11,11, 7,
12,11,11, 9, 12,12,12,11, 12,12,12,11, 13,13,13,12,
13,13,13,13, 13,14,13,13, 14,14,14,13, 14,14,14,14,
},
{
4, 0, 0, 0,
6, 4, 0, 0, 6, 5, 4, 0, 6, 5, 5, 4, 7, 5, 5, 4,
7, 5, 5, 4, 7, 6, 6, 4, 7, 6, 6, 4, 8, 7, 7, 5,
8, 8, 7, 6, 9, 8, 8, 7, 9, 9, 8, 8, 9, 9, 9, 8,
10, 9, 9, 9, 10,10,10,10, 10,10,10,10, 10,10,10,10,
},
{
6, 0, 0, 0,
6, 6, 0, 0, 6, 6, 6, 0, 6, 6, 6, 6, 6, 6, 6, 6,
6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
}
};
static const uint8_t coeff_token_bits[4][4*17]={
{
1, 0, 0, 0,
5, 1, 0, 0, 7, 4, 1, 0, 7, 6, 5, 3, 7, 6, 5, 3,
7, 6, 5, 4, 15, 6, 5, 4, 11,14, 5, 4, 8,10,13, 4,
15,14, 9, 4, 11,10,13,12, 15,14, 9,12, 11,10,13, 8,
15, 1, 9,12, 11,14,13, 8, 7,10, 9,12, 4, 6, 5, 8,
},
{
3, 0, 0, 0,
11, 2, 0, 0, 7, 7, 3, 0, 7,10, 9, 5, 7, 6, 5, 4,
4, 6, 5, 6, 7, 6, 5, 8, 15, 6, 5, 4, 11,14,13, 4,
15,10, 9, 4, 11,14,13,12, 8,10, 9, 8, 15,14,13,12,
11,10, 9,12, 7,11, 6, 8, 9, 8,10, 1, 7, 6, 5, 4,
},
{
15, 0, 0, 0,
15,14, 0, 0, 11,15,13, 0, 8,12,14,12, 15,10,11,11,
11, 8, 9,10, 9,14,13, 9, 8,10, 9, 8, 15,14,13,13,
11,14,10,12, 15,10,13,12, 11,14, 9,12, 8,10,13, 8,
13, 7, 9,12, 9,12,11,10, 5, 8, 7, 6, 1, 4, 3, 2,
},
{
3, 0, 0, 0,
0, 1, 0, 0, 4, 5, 6, 0, 8, 9,10,11, 12,13,14,15,
16,17,18,19, 20,21,22,23, 24,25,26,27, 28,29,30,31,
32,33,34,35, 36,37,38,39, 40,41,42,43, 44,45,46,47,
48,49,50,51, 52,53,54,55, 56,57,58,59, 60,61,62,63,
}
};
static const uint8_t total_zeros_len[16][16]= {
{1,3,3,4,4,5,5,6,6,7,7,8,8,9,9,9},
{3,3,3,3,3,4,4,4,4,5,5,6,6,6,6},
{4,3,3,3,4,4,3,3,4,5,5,6,5,6},
{5,3,4,4,3,3,3,4,3,4,5,5,5},
{4,4,4,3,3,3,3,3,4,5,4,5},
{6,5,3,3,3,3,3,3,4,3,6},
{6,5,3,3,3,2,3,4,3,6},
{6,4,5,3,2,2,3,3,6},
{6,6,4,2,2,3,2,5},
{5,5,3,2,2,2,4},
{4,4,3,3,1,3},
{4,4,2,1,3},
{3,3,1,2},
{2,2,1},
{1,1},
};
static const uint8_t total_zeros_bits[16][16]= {
{1,3,2,3,2,3,2,3,2,3,2,3,2,3,2,1},
{7,6,5,4,3,5,4,3,2,3,2,3,2,1,0},
{5,7,6,5,4,3,4,3,2,3,2,1,1,0},
{3,7,5,4,6,5,4,3,3,2,2,1,0},
{5,4,3,7,6,5,4,3,2,1,1,0},
{1,1,7,6,5,4,3,2,1,1,0},
{1,1,5,4,3,3,2,1,1,0},
{1,1,1,3,3,2,2,1,0},
{1,0,1,3,2,1,1,1},
{1,0,1,3,2,1,1},
{0,1,1,2,1,3},
{0,1,1,1,1},
{0,1,1,1},
{0,1,1},
{0,1},
};
static const uint8_t chroma_dc_total_zeros_len[3][4]= {
{ 1, 2, 3, 3,},
{ 1, 2, 2, 0,},
{ 1, 1, 0, 0,},
};
static const uint8_t chroma_dc_total_zeros_bits[3][4]= {
{ 1, 1, 1, 0,},
{ 1, 1, 0, 0,},
{ 1, 0, 0, 0,},
};
static const uint8_t run_len[7][16]={
{1,1},
{1,2,2},
{2,2,2,2},
{2,2,2,3,3},
{2,2,3,3,3,3},
{2,3,3,3,3,3,3},
{3,3,3,3,3,3,3,4,5,6,7,8,9,10,11},
};
static const uint8_t run_bits[7][16]={
{1,0},
{1,1,0},
{3,2,1,0},
{3,2,1,1,0},
{3,2,3,2,1,0},
{3,0,1,3,2,5,4},
{7,6,5,4,3,2,1,1,1,1,1,1,1,1,1},
};
/*
o-o o-o
/ / /
o-o o-o
,---'
o-o o-o
/ / /
o-o o-o
*/
static const uint8_t scan8[16 + 2*4]={
4+1*8, 5+1*8, 4+2*8, 5+2*8,
6+1*8, 7+1*8, 6+2*8, 7+2*8,
4+3*8, 5+3*8, 4+4*8, 5+4*8,
6+3*8, 7+3*8, 6+4*8, 7+4*8,
1+1*8, 2+1*8,
1+2*8, 2+2*8,
1+4*8, 2+4*8,
1+5*8, 2+5*8,
};
static const uint8_t zigzag_scan[16]={
0+0*4, 1+0*4, 0+1*4, 0+2*4,
1+1*4, 2+0*4, 3+0*4, 2+1*4,
1+2*4, 0+3*4, 1+3*4, 2+2*4,
3+1*4, 3+2*4, 2+3*4, 3+3*4,
};
static const uint8_t field_scan[16]={
0+0*4, 0+1*4, 1+0*4, 0+2*4,
0+3*4, 1+1*4, 1+2*4, 1+3*4,
2+0*4, 2+1*4, 2+2*4, 2+3*4,
3+0*4, 3+1*4, 3+2*4, 3+3*4,
};
static const uint8_t luma_dc_zigzag_scan[16]={
0*16 + 0*64, 1*16 + 0*64, 2*16 + 0*64, 0*16 + 2*64,
3*16 + 0*64, 0*16 + 1*64, 1*16 + 1*64, 2*16 + 1*64,
1*16 + 2*64, 2*16 + 2*64, 3*16 + 2*64, 0*16 + 3*64,
3*16 + 1*64, 1*16 + 3*64, 2*16 + 3*64, 3*16 + 3*64,
};
static const uint8_t luma_dc_field_scan[16]={
0*16 + 0*64, 2*16 + 0*64, 1*16 + 0*64, 0*16 + 2*64,
2*16 + 2*64, 3*16 + 0*64, 1*16 + 2*64, 3*16 + 2*64,
0*16 + 1*64, 2*16 + 1*64, 0*16 + 3*64, 2*16 + 3*64,
1*16 + 1*64, 3*16 + 1*64, 1*16 + 3*64, 3*16 + 3*64,
};
static const uint8_t chroma_dc_scan[4]={
(0+0*2)*16, (1+0*2)*16,
(0+1*2)*16, (1+1*2)*16, //FIXME
};
10l Originally committed as revision 1747 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-04-10 14:07:18 +00:00
#define MB_TYPE_REF0 MB_TYPE_ACPRED //dirty but it fits in 16bit
simplified adressing of most mb based arrays (mb_x + mb_y*s->mb_stride) now instead of mb_x + mb_y*mb_width and 1+mb_x + (1+mb_y)*(mb_width+2) and ... mixture more direct use of the new mb_type stuff instead of codec specific stuff runtime mb_type debug output h264/h263 variants/mpeg1/2/4 error concealment /resilience for mpeg1/2 various minor optimizations Originally committed as revision 1746 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-04-10 13:18:38 +00:00
#define IS_REF0(a) ((a)&MB_TYPE_REF0)
H264 decoder & demuxer Originally committed as revision 1732 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-04-04 14:42:28 +00:00
typedef struct IMbInfo{
uint16_t type;
uint8_t pred_mode;
uint8_t cbp;
} IMbInfo;
static const IMbInfo i_mb_type_info[26]={
{MB_TYPE_INTRA4x4 , -1, -1},
{MB_TYPE_INTRA16x16, 2, 0},
{MB_TYPE_INTRA16x16, 1, 0},
{MB_TYPE_INTRA16x16, 0, 0},
{MB_TYPE_INTRA16x16, 3, 0},
{MB_TYPE_INTRA16x16, 2, 16},
{MB_TYPE_INTRA16x16, 1, 16},
{MB_TYPE_INTRA16x16, 0, 16},
{MB_TYPE_INTRA16x16, 3, 16},
{MB_TYPE_INTRA16x16, 2, 32},
{MB_TYPE_INTRA16x16, 1, 32},
{MB_TYPE_INTRA16x16, 0, 32},
{MB_TYPE_INTRA16x16, 3, 32},
{MB_TYPE_INTRA16x16, 2, 15+0},
{MB_TYPE_INTRA16x16, 1, 15+0},
{MB_TYPE_INTRA16x16, 0, 15+0},
{MB_TYPE_INTRA16x16, 3, 15+0},
{MB_TYPE_INTRA16x16, 2, 15+16},
{MB_TYPE_INTRA16x16, 1, 15+16},
{MB_TYPE_INTRA16x16, 0, 15+16},
{MB_TYPE_INTRA16x16, 3, 15+16},
{MB_TYPE_INTRA16x16, 2, 15+32},
{MB_TYPE_INTRA16x16, 1, 15+32},
{MB_TYPE_INTRA16x16, 0, 15+32},
{MB_TYPE_INTRA16x16, 3, 15+32},
{MB_TYPE_INTRA_PCM , -1, -1},
};
typedef struct PMbInfo{
uint16_t type;
uint8_t partition_count;
} PMbInfo;
static const PMbInfo p_mb_type_info[5]={
{MB_TYPE_16x16|MB_TYPE_P0L0 , 1},
{MB_TYPE_16x8 |MB_TYPE_P0L0|MB_TYPE_P1L0, 2},
{MB_TYPE_8x16 |MB_TYPE_P0L0|MB_TYPE_P1L0, 2},
{MB_TYPE_8x8 , 4},
{MB_TYPE_8x8 |MB_TYPE_REF0 , 4},
};
static const PMbInfo p_sub_mb_type_info[4]={
{MB_TYPE_16x16|MB_TYPE_P0L0 , 1},
{MB_TYPE_16x8 |MB_TYPE_P0L0 , 2},
{MB_TYPE_8x16 |MB_TYPE_P0L0 , 2},
{MB_TYPE_8x8 |MB_TYPE_P0L0 , 4},
};
static const PMbInfo b_mb_type_info[23]={
simplified adressing of most mb based arrays (mb_x + mb_y*s->mb_stride) now instead of mb_x + mb_y*mb_width and 1+mb_x + (1+mb_y)*(mb_width+2) and ... mixture more direct use of the new mb_type stuff instead of codec specific stuff runtime mb_type debug output h264/h263 variants/mpeg1/2/4 error concealment /resilience for mpeg1/2 various minor optimizations Originally committed as revision 1746 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-04-10 13:18:38 +00:00
{MB_TYPE_DIRECT2 , 1, },
H264 decoder & demuxer Originally committed as revision 1732 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-04-04 14:42:28 +00:00
{MB_TYPE_16x16|MB_TYPE_P0L0 , 1, },
{MB_TYPE_16x16 |MB_TYPE_P0L1 , 1, },
{MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P0L1 , 1, },
{MB_TYPE_16x8 |MB_TYPE_P0L0 |MB_TYPE_P1L0 , 2, },
{MB_TYPE_8x16 |MB_TYPE_P0L0 |MB_TYPE_P1L0 , 2, },
{MB_TYPE_16x8 |MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, },
{MB_TYPE_8x16 |MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, },
{MB_TYPE_16x8 |MB_TYPE_P0L0 |MB_TYPE_P1L1, 2, },
{MB_TYPE_8x16 |MB_TYPE_P0L0 |MB_TYPE_P1L1, 2, },
{MB_TYPE_16x8 |MB_TYPE_P0L1|MB_TYPE_P1L0 , 2, },
{MB_TYPE_8x16 |MB_TYPE_P0L1|MB_TYPE_P1L0 , 2, },
{MB_TYPE_16x8 |MB_TYPE_P0L0 |MB_TYPE_P1L0|MB_TYPE_P1L1, 2, },
{MB_TYPE_8x16 |MB_TYPE_P0L0 |MB_TYPE_P1L0|MB_TYPE_P1L1, 2, },
{MB_TYPE_16x8 |MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, },
{MB_TYPE_8x16 |MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, },
{MB_TYPE_16x8 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0 , 2, },
{MB_TYPE_8x16 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0 , 2, },
{MB_TYPE_16x8 |MB_TYPE_P0L0|MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, },
{MB_TYPE_8x16 |MB_TYPE_P0L0|MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, },
{MB_TYPE_16x8 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, },
{MB_TYPE_8x16 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, },
{MB_TYPE_8x8 , 4, },
};
static const PMbInfo b_sub_mb_type_info[13]={
simplified adressing of most mb based arrays (mb_x + mb_y*s->mb_stride) now instead of mb_x + mb_y*mb_width and 1+mb_x + (1+mb_y)*(mb_width+2) and ... mixture more direct use of the new mb_type stuff instead of codec specific stuff runtime mb_type debug output h264/h263 variants/mpeg1/2/4 error concealment /resilience for mpeg1/2 various minor optimizations Originally committed as revision 1746 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-04-10 13:18:38 +00:00
{MB_TYPE_DIRECT2 , 1, },
H264 decoder & demuxer Originally committed as revision 1732 to svn://svn.ffmpeg.org/ffmpeg/trunk
2003-04-04 14:42:28 +00:00
{MB_TYPE_16x16|MB_TYPE_P0L0 , 1, },
{MB_TYPE_16x16 |MB_TYPE_P0L1 , 1, },
{MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P0L1 , 1, },
{MB_TYPE_16x8 |MB_TYPE_P0L0 |MB_TYPE_P1L0 , 2, },
{MB_TYPE_8x16 |MB_TYPE_P0L0 |MB_TYPE_P1L0 , 2, },
{MB_TYPE_16x8 |MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, },
{MB_TYPE_8x16 |MB_TYPE_P0L1 |MB_TYPE_P1L1, 2, },
{MB_TYPE_16x8 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, },
{MB_TYPE_8x16 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 2, },
{MB_TYPE_8x8 |MB_TYPE_P0L0 |MB_TYPE_P1L0 , 4, },
{MB_TYPE_8x8 |MB_TYPE_P0L1 |MB_TYPE_P1L1, 4, },
{MB_TYPE_8x8 |MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_P1L0|MB_TYPE_P1L1, 4, },
};
static const uint8_t rem6[52]={
0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3, 4, 5, 0, 1, 2, 3,
};
static const uint8_t div6[52]={
0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8,
};
static const uint16_t dequant_coeff[52][16]={
{ 10, 13, 10, 13, 13, 16, 13, 16, 10, 13, 10, 13, 13, 16, 13, 16, },
{ 11, 14, 11, 14, 14, 18, 14, 18, 11, 14, 11, 14, 14, 18, 14, 18, },
{ 13, 16, 13, 16, 16, 20, 16, 20, 13, 16, 13, 16, 16, 20, 16, 20, },
{ 14, 18, 14, 18, 18, 23, 18, 23, 14, 18, 14, 18, 18, 23, 18, 23, },
{ 16, 20, 16, 20, 20, 25, 20, 25, 16, 20, 16, 20, 20, 25, 20, 25, },
{ 18, 23, 18, 23, 23, 29, 23, 29, 18, 23, 18, 23, 23, 29, 23, 29, },
{ 20, 26, 20, 26, 26, 32, 26, 32, 20, 26, 20, 26, 26, 32, 26, 32, },
{ 22, 28, 22, 28, 28, 36, 28, 36, 22, 28, 22, 28, 28, 36, 28, 36, },
{ 26, 32, 26, 32, 32, 40, 32, 40, 26, 32, 26, 32, 32, 40, 32, 40, },
{ 28, 36, 28, 36, 36, 46, 36, 46, 28, 36, 28, 36, 36, 46, 36, 46, },
{ 32, 40, 32, 40, 40, 50, 40, 50, 32, 40, 32, 40, 40, 50, 40, 50, },
{ 36, 46, 36, 46, 46, 58, 46, 58, 36, 46, 36, 46, 46, 58, 46, 58, },
{ 40, 52, 40, 52, 52, 64, 52, 64, 40, 52, 40, 52, 52, 64, 52, 64, },
{ 44, 56, 44, 56, 56, 72, 56, 72, 44, 56, 44, 56, 56, 72, 56, 72, },
{ 52, 64, 52, 64, 64, 80, 64, 80, 52, 64, 52, 64, 64, 80, 64, 80, },
{ 56, 72, 56, 72, 72, 92, 72, 92, 56, 72, 56, 72, 72, 92, 72, 92, },
{ 64, 80, 64, 80, 80, 100, 80, 100, 64, 80, 64, 80, 80, 100, 80, 100, },
{ 72, 92, 72, 92, 92, 116, 92, 116, 72, 92, 72, 92, 92, 116, 92, 116, },
{ 80, 104, 80, 104, 104, 128, 104, 128, 80, 104, 80, 104, 104, 128, 104, 128, },
{ 88, 112, 88, 112, 112, 144, 112, 144, 88, 112, 88, 112, 112, 144, 112, 144, },
{ 104, 128, 104, 128, 128, 160, 128, 160, 104, 128, 104, 128, 128, 160, 128, 160, },
{ 112, 144, 112, 144, 144, 184, 144, 184, 112, 144, 112, 144, 144, 184, 144, 184, },
{ 128, 160, 128, 160, 160, 200, 160, 200, 128, 160, 128, 160, 160, 200, 160, 200, },
{ 144, 184, 144, 184, 184, 232, 184, 232, 144, 184, 144, 184, 184, 232, 184, 232, },
{ 160, 208, 160, 208, 208, 256, 208, 256, 160, 208, 160, 208, 208, 256, 208, 256, },
{ 176, 224, 176, 224, 224, 288, 224, 288, 176, 224, 176, 224, 224, 288, 224, 288, },
{ 208, 256, 208, 256, 256, 320, 256, 320, 208, 256, 208, 256, 256, 320, 256, 320, },
{ 224, 288, 224, 288, 288, 368, 288, 368, 224, 288, 224, 288, 288, 368, 288, 368, },
{ 256, 320, 256, 320, 320, 400, 320, 400, 256, 320, 256, 320, 320, 400, 320, 400, },
{ 288, 368, 288, 368, 368, 464, 368, 464, 288, 368, 288, 368, 368, 464, 368, 464, },
{ 320, 416, 320, 416, 416, 512, 416, 512, 320, 416, 320, 416, 416, 512, 416, 512, },
{ 352, 448, 352, 448, 448, 576, 448, 576, 352, 448, 352, 448, 448, 576, 448, 576, },
{ 416, 512, 416, 512, 512, 640, 512, 640, 416, 512, 416, 512, 512, 640, 512, 640, },
{ 448, 576, 448, 576, 576, 736, 576, 736, 448, 576, 448, 576, 576, 736, 576, 736, },
{ 512, 640, 512, 640, 640, 800, 640, 800, 512, 640, 512, 640, 640, 800, 640, 800, },
{ 576, 736, 576, 736, 736, 928, 736, 928, 576, 736, 576, 736, 736, 928, 736, 928, },
{ 640, 832, 640, 832, 832,1024, 832,1024, 640, 832, 640, 832, 832,1024, 832,1024, },
{ 704, 896, 704, 896, 896,1152, 896,1152, 704, 896, 704, 896, 896,1152, 896,1152, },
{ 832,1024, 832,1024, 1024,1280,1024,1280, 832,1024, 832,1024, 1024,1280,1024,1280, },
{ 896,1152, 896,1152, 1152,1472,1152,1472, 896,1152, 896,1152, 1152,1472,1152,1472, },
{1024,1280,1024,1280, 1280,1600,1280,1600, 1024,1280,1024,1280, 1280,1600,1280,1600, },
{1152,1472,1152,1472, 1472,1856,1472,1856, 1152,1472,1152,1472, 1472,1856,1472,1856, },
{1280,1664,1280,1664, 1664,2048,1664,2048, 1280,1664,1280,1664, 1664,2048,1664,2048, },
{1408,1792,1408,1792, 1792,2304,1792,2304, 1408,1792,1408,1792, 1792,2304,1792,2304, },
{1664,2048,1664,2048, 2048,2560,2048,2560, 1664,2048,1664,2048, 2048,2560,2048,2560, },
{1792,2304,1792,2304, 2304,2944,2304,2944, 1792,2304,1792,2304, 2304,2944,2304,2944, },
{2048,2560,2048,2560, 2560,3200,2560,3200, 2048,2560,2048,2560, 2560,3200,2560,3200, },
{2304,2944,2304,2944, 2944,3712,2944,3712, 2304,2944,2304,2944, 2944,3712,2944,3712, },
{2560,3328,2560,3328, 3328,4096,3328,4096, 2560,3328,2560,3328, 3328,4096,3328,4096, },
{2816,3584,2816,3584, 3584,4608,3584,4608, 2816,3584,2816,3584, 3584,4608,3584,4608, },
{3328,4096,3328,4096, 4096,5120,4096,5120, 3328,4096,3328,4096, 4096,5120,4096,5120, },
{3584,4608,3584,4608, 4608,5888,4608,5888, 3584,4608,3584,4608, 4608,5888,4608,5888, },
//{4096,5120,4096,5120, 5120,6400,5120,6400, 4096,5120,4096,5120, 5120,6400,5120,6400, },
//{4608,5888,4608,5888, 5888,7424,5888,7424, 4608,5888,4608,5888, 5888,7424,5888,7424, },
};
#define QUANT_SHIFT 22
static const int quant_coeff[52][16]={
{ 419430,258111,419430,258111,258111,167772,258111,167772,419430,258111,419430,258111,258111,167772,258111,167772,},
{ 381300,239675,381300,239675,239675,149131,239675,149131,381300,239675,381300,239675,239675,149131,239675,149131,},
{ 322639,209715,322639,209715,209715,134218,209715,134218,322639,209715,322639,209715,209715,134218,209715,134218,},
{ 299593,186414,299593,186414,186414,116711,186414,116711,299593,186414,299593,186414,186414,116711,186414,116711,},
{ 262144,167772,262144,167772,167772,107374,167772,107374,262144,167772,262144,167772,167772,107374,167772,107374,},
{ 233017,145889,233017,145889,145889, 92564,145889, 92564,233017,145889,233017,145889,145889, 92564,145889, 92564,},
{ 209715,129056,209715,129056,129056, 83886,129056, 83886,209715,129056,209715,129056,129056, 83886,129056, 83886,},
{ 190650,119837,190650,119837,119837, 74565,119837, 74565,190650,119837,190650,119837,119837, 74565,119837, 74565,},
{ 161319,104858,161319,104858,104858, 67109,104858, 67109,161319,104858,161319,104858,104858, 67109,104858, 67109,},
{ 149797, 93207,149797, 93207, 93207, 58356, 93207, 58356,149797, 93207,149797, 93207, 93207, 58356, 93207, 58356,},
{ 131072, 83886,131072, 83886, 83886, 53687, 83886, 53687,131072, 83886,131072, 83886, 83886, 53687, 83886, 53687,},
{ 116508, 72944,116508, 72944, 72944, 46282, 72944, 46282,116508, 72944,116508, 72944, 72944, 46282, 72944, 46282,},
{ 104858, 64528,104858, 64528, 64528, 41943, 64528, 41943,104858, 64528,104858, 64528, 64528, 41943, 64528, 41943,},
{ 95325, 59919, 95325, 59919, 59919, 37283, 59919, 37283, 95325, 59919, 95325, 59919, 59919, 37283, 59919, 37283,},
{ 80660, 52429, 80660, 52429, 52429, 33554, 52429, 33554, 80660, 52429, 80660, 52429, 52429, 33554, 52429, 33554,},
{ 74898, 46603, 74898, 46603, 46603, 29178, 46603, 29178, 74898, 46603, 74898, 46603, 46603, 29178, 46603, 29178,},
{ 65536, 41943, 65536, 41943, 41943, 26844, 41943, 26844, 65536, 41943, 65536, 41943, 41943, 26844, 41943, 26844,},
{ 58254, 36472, 58254, 36472, 36472, 23141, 36472, 23141, 58254, 36472, 58254, 36472, 36472, 23141, 36472, 23141,},
{ 52429, 32264, 52429, 32264, 32264, 20972, 32264, 20972, 52429, 32264, 52429, 32264, 32264, 20972, 32264, 20972,},
{ 47663, 29959, 47663, 29959, 29959, 18641, 29959, 18641, 47663, 29959, 47663, 29959, 29959, 18641, 29959, 18641,},
{ 40330, 26214, 40330, 26214, 26214, 16777, 26214, 16777, 40330, 26214, 40330, 26214, 26214, 16777, 26214, 16777,},
{ 37449, 23302, 37449, 23302, 23302, 14589, 23302, 14589, 37449, 23302, 37449, 23302, 23302, 14589, 23302, 14589,},
{ 32768, 20972, 32768, 20972, 20972, 13422, 20972, 13422, 32768, 20972, 32768, 20972, 20972, 13422, 20972, 13422,},
{ 29127, 18236, 29127, 18236, 18236, 11570, 18236, 11570, 29127, 18236, 29127, 18236, 18236, 11570, 18236, 11570,},
{ 26214, 16132, 26214, 16132, 16132, 10486, 16132, 10486, 26214, 16132, 26214, 16132, 16132, 10486, 16132, 10486,},
{ 23831, 14980, 23831, 14980, 14980, 9321, 14980, 9321, 23831, 14980, 23831, 14980, 14980, 9321, 14980, 9321,},
{ 20165, 13107, 20165, 13107, 13107, 8389, 13107, 8389, 20165, 13107, 20165, 13107, 13107, 8389, 13107, 8389,},
{ 18725, 11651, 18725, 11651, 11651, 7294, 11651, 7294, 18725, 11651, 18725, 11651, 11651, 7294, 11651, 7294,},
{ 16384, 10486, 16384, 10486, 10486, 6711, 10486, 6711, 16384, 10486, 16384, 10486, 10486, 6711, 10486, 6711,},
{ 14564, 9118, 14564, 9118, 9118, 5785, 9118, 5785, 14564, 9118, 14564, 9118, 9118, 5785, 9118, 5785,},
{ 13107, 8066, 13107, 8066, 8066, 5243, 8066, 5243, 13107, 8066, 13107, 8066, 8066, 5243, 8066, 5243,},
{ 11916, 7490, 11916, 7490, 7490, 4660, 7490, 4660, 11916, 7490, 11916, 7490, 7490, 4660, 7490, 4660,},
{ 10082, 6554, 10082, 6554, 6554, 4194, 6554, 4194, 10082, 6554, 10082, 6554, 6554, 4194, 6554, 4194,},
{ 9362, 5825, 9362, 5825, 5825, 3647, 5825, 3647, 9362, 5825, 9362, 5825, 5825, 3647, 5825, 3647,},
{ 8192, 5243, 8192, 5243, 5243, 3355, 5243, 3355, 8192, 5243, 8192, 5243, 5243, 3355, 5243, 3355,},
{ 7282, 4559, 7282, 4559, 4559, 2893, 4559, 2893, 7282, 4559, 7282, 4559, 4559, 2893, 4559, 2893,},
{ 6554, 4033, 6554, 4033, 4033, 2621, 4033, 2621, 6554, 4033, 6554, 4033, 4033, 2621, 4033, 2621,},
{ 5958, 3745, 5958, 3745, 3745, 2330, 3745, 2330, 5958, 3745, 5958, 3745, 3745, 2330, 3745, 2330,},
{ 5041, 3277, 5041, 3277, 3277, 2097, 3277, 2097, 5041, 3277, 5041, 3277, 3277, 2097, 3277, 2097,},
{ 4681, 2913, 4681, 2913, 2913, 1824, 2913, 1824, 4681, 2913, 4681, 2913, 2913, 1824, 2913, 1824,},
{ 4096, 2621, 4096, 2621, 2621, 1678, 2621, 1678, 4096, 2621, 4096, 2621, 2621, 1678, 2621, 1678,},
{ 3641, 2280, 3641, 2280, 2280, 1446, 2280, 1446, 3641, 2280, 3641, 2280, 2280, 1446, 2280, 1446,},
{ 3277, 2016, 3277, 2016, 2016, 1311, 2016, 1311, 3277, 2016, 3277, 2016, 2016, 1311, 2016, 1311,},
{ 2979, 1872, 2979, 1872, 1872, 1165, 1872, 1165, 2979, 1872, 2979, 1872, 1872, 1165, 1872, 1165,},
{ 2521, 1638, 2521, 1638, 1638, 1049, 1638, 1049, 2521, 1638, 2521, 1638, 1638, 1049, 1638, 1049,},
{ 2341, 1456, 2341, 1456, 1456, 912, 1456, 912, 2341, 1456, 2341, 1456, 1456, 912, 1456, 912,},
{ 2048, 1311, 2048, 1311, 1311, 839, 1311, 839, 2048, 1311, 2048, 1311, 1311, 839, 1311, 839,},
{ 1820, 1140, 1820, 1140, 1140, 723, 1140, 723, 1820, 1140, 1820, 1140, 1140, 723, 1140, 723,},
{ 1638, 1008, 1638, 1008, 1008, 655, 1008, 655, 1638, 1008, 1638, 1008, 1008, 655, 1008, 655,},
{ 1489, 936, 1489, 936, 936, 583, 936, 583, 1489, 936, 1489, 936, 936, 583, 936, 583,},
{ 1260, 819, 1260, 819, 819, 524, 819, 524, 1260, 819, 1260, 819, 819, 524, 819, 524,},
{ 1170, 728, 1170, 728, 728, 456, 728, 456, 1170, 728, 1170, 728, 728, 456, 728, 456,},
};
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