mirror of https://git.ffmpeg.org/ffmpeg.git
713 lines
24 KiB
C
713 lines
24 KiB
C
/*
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* VC-1 and WMV3 decoder
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* copyright (c) 2006 Konstantin Shishkov
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* (c) 2005 anonymous, Alex Beregszaszi, Michael Niedermayer
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file vc1data.c
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* VC-1 tables.
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*/
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#include "avcodec.h"
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#include "vc1.h"
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#include "vc1data.h"
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/** Table for conversion between TTBLK and TTMB */
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const int vc1_ttblk_to_tt[3][8] = {
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{ TT_8X4, TT_4X8, TT_8X8, TT_4X4, TT_8X4_TOP, TT_8X4_BOTTOM, TT_4X8_RIGHT, TT_4X8_LEFT },
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{ TT_8X8, TT_4X8_RIGHT, TT_4X8_LEFT, TT_4X4, TT_8X4, TT_4X8, TT_8X4_BOTTOM, TT_8X4_TOP },
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{ TT_8X8, TT_4X8, TT_4X4, TT_8X4_BOTTOM, TT_4X8_RIGHT, TT_4X8_LEFT, TT_8X4, TT_8X4_TOP }
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};
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const int vc1_ttfrm_to_tt[4] = { TT_8X8, TT_8X4, TT_4X8, TT_4X4 };
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/** MV P mode - the 5th element is only used for mode 1 */
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const uint8_t vc1_mv_pmode_table[2][5] = {
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{ MV_PMODE_1MV_HPEL_BILIN, MV_PMODE_1MV, MV_PMODE_1MV_HPEL, MV_PMODE_INTENSITY_COMP, MV_PMODE_MIXED_MV },
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{ MV_PMODE_1MV, MV_PMODE_MIXED_MV, MV_PMODE_1MV_HPEL, MV_PMODE_INTENSITY_COMP, MV_PMODE_1MV_HPEL_BILIN }
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};
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const uint8_t vc1_mv_pmode_table2[2][4] = {
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{ MV_PMODE_1MV_HPEL_BILIN, MV_PMODE_1MV, MV_PMODE_1MV_HPEL, MV_PMODE_MIXED_MV },
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{ MV_PMODE_1MV, MV_PMODE_MIXED_MV, MV_PMODE_1MV_HPEL, MV_PMODE_1MV_HPEL_BILIN }
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};
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const int vc1_fps_nr[5] = { 24, 25, 30, 50, 60 },
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vc1_fps_dr[2] = { 1000, 1001 };
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const uint8_t vc1_pquant_table[3][32] = {
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{ /* Implicit quantizer */
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0, 1, 2, 3, 4, 5, 6, 7, 8, 6, 7, 8, 9, 10, 11, 12,
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13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 27, 29, 31
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},
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{ /* Explicit quantizer, pquantizer uniform */
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
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16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31
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},
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{ /* Explicit quantizer, pquantizer non-uniform */
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0, 1, 1, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13,
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14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 29, 31
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}
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};
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/** @name VC-1 VLC tables and defines
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* @todo TODO move this into the context
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*/
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//@{
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#define VC1_BFRACTION_VLC_BITS 7
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VLC vc1_bfraction_vlc;
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#define VC1_IMODE_VLC_BITS 4
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VLC vc1_imode_vlc;
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#define VC1_NORM2_VLC_BITS 3
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VLC vc1_norm2_vlc;
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#define VC1_NORM6_VLC_BITS 9
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VLC vc1_norm6_vlc;
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/* Could be optimized, one table only needs 8 bits */
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#define VC1_TTMB_VLC_BITS 9 //12
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VLC vc1_ttmb_vlc[3];
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#define VC1_MV_DIFF_VLC_BITS 9 //15
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VLC vc1_mv_diff_vlc[4];
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#define VC1_CBPCY_P_VLC_BITS 9 //14
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VLC vc1_cbpcy_p_vlc[4];
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#define VC1_4MV_BLOCK_PATTERN_VLC_BITS 6
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VLC vc1_4mv_block_pattern_vlc[4];
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#define VC1_TTBLK_VLC_BITS 5
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VLC vc1_ttblk_vlc[3];
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#define VC1_SUBBLKPAT_VLC_BITS 6
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VLC vc1_subblkpat_vlc[3];
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VLC vc1_ac_coeff_table[8];
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//@}
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#if B_FRACTION_DEN==840 //original bfraction from vc9data.h, not conforming to standard
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/* bfraction is fractional, we scale to the GCD 3*5*7*8 = 840 */
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const int16_t vc1_bfraction_lut[23] = {
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420 /*1/2*/, 280 /*1/3*/, 560 /*2/3*/, 210 /*1/4*/,
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630 /*3/4*/, 168 /*1/5*/, 336 /*2/5*/,
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504 /*3/5*/, 672 /*4/5*/, 140 /*1/6*/, 700 /*5/6*/,
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120 /*1/7*/, 240 /*2/7*/, 360 /*3/7*/, 480 /*4/7*/,
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600 /*5/7*/, 720 /*6/7*/, 105 /*1/8*/, 315 /*3/8*/,
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525 /*5/8*/, 735 /*7/8*/,
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-1 /*inv.*/, 0 /*BI fm*/
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};
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#else
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/* pre-computed scales for all bfractions and base=256 */
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const int16_t vc1_bfraction_lut[23] = {
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128 /*1/2*/, 85 /*1/3*/, 170 /*2/3*/, 64 /*1/4*/,
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192 /*3/4*/, 51 /*1/5*/, 102 /*2/5*/,
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153 /*3/5*/, 204 /*4/5*/, 43 /*1/6*/, 215 /*5/6*/,
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37 /*1/7*/, 74 /*2/7*/, 111 /*3/7*/, 148 /*4/7*/,
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185 /*5/7*/, 222 /*6/7*/, 32 /*1/8*/, 96 /*3/8*/,
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160 /*5/8*/, 224 /*7/8*/,
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-1 /*inv.*/, 0 /*BI fm*/
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};
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#endif
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const uint8_t vc1_bfraction_bits[23] = {
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3, 3, 3, 3,
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3, 3, 3,
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7, 7, 7, 7,
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7, 7, 7, 7,
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7, 7, 7, 7,
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7, 7,
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7, 7
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};
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const uint8_t vc1_bfraction_codes[23] = {
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0, 1, 2, 3,
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4, 5, 6,
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112, 113, 114, 115,
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116, 117, 118, 119,
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120, 121, 122, 123,
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124, 125,
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126, 127
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};
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//Same as H.264
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const AVRational vc1_pixel_aspect[16]={
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{0, 1},
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{1, 1},
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{12, 11},
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{10, 11},
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{16, 11},
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{40, 33},
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{24, 11},
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{20, 11},
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{32, 11},
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{80, 33},
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{18, 11},
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{15, 11},
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{64, 33},
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{160, 99},
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{0, 1},
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{0, 1}
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};
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/* BitPlane IMODE - such a small table... */
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const uint8_t vc1_imode_codes[7] = {
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0, 2, 1, 3, 1, 2, 3
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};
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const uint8_t vc1_imode_bits[7] = {
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4, 2, 3, 2, 4, 3, 3
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};
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/* Normal-2 imode */
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const uint8_t vc1_norm2_codes[4] = {
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0, 4, 5, 3
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};
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const uint8_t vc1_norm2_bits[4] = {
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1, 3, 3, 2
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};
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const uint16_t vc1_norm6_codes[64] = {
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0x001, 0x002, 0x003, 0x000, 0x004, 0x001, 0x002, 0x047, 0x005, 0x003, 0x004, 0x04B, 0x005, 0x04D, 0x04E, 0x30E,
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0x006, 0x006, 0x007, 0x053, 0x008, 0x055, 0x056, 0x30D, 0x009, 0x059, 0x05A, 0x30C, 0x05C, 0x30B, 0x30A, 0x037,
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0x007, 0x00A, 0x00B, 0x043, 0x00C, 0x045, 0x046, 0x309, 0x00D, 0x049, 0x04A, 0x308, 0x04C, 0x307, 0x306, 0x036,
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0x00E, 0x051, 0x052, 0x305, 0x054, 0x304, 0x303, 0x035, 0x058, 0x302, 0x301, 0x034, 0x300, 0x033, 0x032, 0x007,
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};
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const uint8_t vc1_norm6_bits[64] = {
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1, 4, 4, 8, 4, 8, 8, 10, 4, 8, 8, 10, 8, 10, 10, 13,
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4, 8, 8, 10, 8, 10, 10, 13, 8, 10, 10, 13, 10, 13, 13, 9,
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4, 8, 8, 10, 8, 10, 10, 13, 8, 10, 10, 13, 10, 13, 13, 9,
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8, 10, 10, 13, 10, 13, 13, 9, 10, 13, 13, 9, 13, 9, 9, 6,
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};
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/* Normal-6 imode */
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const uint8_t vc1_norm6_spec[64][5] = {
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{ 0, 1, 1 },
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{ 1, 2, 4 },
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{ 2, 3, 4 },
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{ 3, 0, 8 },
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{ 4, 4, 4 },
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{ 5, 1, 8 },
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{ 6, 2, 8 },
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{ 7, 2, 5, 7, 5 },
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{ 8, 5, 4 },
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{ 9, 3, 8 },
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{10, 4, 8 },
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{11, 2, 5, 11, 5 },
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{12, 5, 8 },
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{13, 2, 5, 13, 5 },
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{14, 2, 5, 14, 5 },
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{15, 3, 5, 14, 8 },
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{16, 6, 4 },
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{17, 6, 8 },
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{18, 7, 8 },
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{19, 2, 5, 19, 5 },
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{20, 8, 8 },
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{21, 2, 5, 21, 5 },
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{22, 2, 5, 22, 5 },
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{23, 3, 5, 13, 8 },
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{24, 9, 8 },
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{25, 2, 5, 25, 5 },
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{26, 2, 5, 26, 5 },
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{27, 3, 5, 12, 8 },
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{28, 2, 5, 28, 5 },
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{29, 3, 5, 11, 8 },
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{30, 3, 5, 10, 8 },
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{31, 3, 5, 7, 4 },
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{32, 7, 4 },
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{33, 10, 8 },
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{34, 11, 8 },
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{35, 2, 5, 3, 5 },
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{36, 12, 8 },
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{37, 2, 5, 5, 5 },
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{38, 2, 5, 6, 5 },
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{39, 3, 5, 9, 8 },
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{40, 13, 8 },
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{41, 2, 5, 9, 5 },
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{42, 2, 5, 10, 5 },
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{43, 3, 5, 8, 8 },
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{44, 2, 5, 12, 5 },
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{45, 3, 5, 7, 8 },
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{46, 3, 5, 6, 8 },
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{47, 3, 5, 6, 4 },
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{48, 14, 8 },
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{49, 2, 5, 17, 5 },
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{50, 2, 5, 18, 5 },
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{51, 3, 5, 5, 8 },
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{52, 2, 5, 20, 5 },
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{53, 3, 5, 4, 8 },
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{54, 3, 5, 3, 8 },
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{55, 3, 5, 5, 4 },
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{56, 2, 5, 24, 5 },
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{57, 3, 5, 2, 8 },
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{58, 3, 5, 1, 8 },
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{59, 3, 5, 4, 4 },
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{60, 3, 5, 0, 8 },
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{61, 3, 5, 3, 4 },
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{62, 3, 5, 2, 4 },
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{63, 3, 5, 1, 1 },
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};
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/* 4MV Block pattern VLC tables */
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const uint8_t vc1_4mv_block_pattern_codes[4][16] = {
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{ 14, 58, 59, 25, 12, 26, 15, 15, 13, 24, 27, 0, 28, 1, 2, 2},
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{ 8, 18, 19, 4, 20, 5, 30, 11, 21, 31, 6, 12, 7, 13, 14, 0},
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{ 15, 6, 7, 2, 8, 3, 28, 9, 10, 29, 4, 11, 5, 12, 13, 0},
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{ 0, 11, 12, 4, 13, 5, 30, 16, 14, 31, 6, 17, 7, 18, 19, 10}
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};
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const uint8_t vc1_4mv_block_pattern_bits[4][16] = {
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{ 5, 6, 6, 5, 5, 5, 5, 4, 5, 5, 5, 3, 5, 3, 3, 2},
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{ 4, 5, 5, 4, 5, 4, 5, 4, 5, 5, 4, 4, 4, 4, 4, 2},
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{ 4, 4, 4, 4, 4, 4, 5, 4, 4, 5, 4, 4, 4, 4, 4, 3},
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{ 2, 4, 4, 4, 4, 4, 5, 5, 4, 5, 4, 5, 4, 5, 5, 4}
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};
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const uint8_t wmv3_dc_scale_table[32]={
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0, 2, 4, 8, 8, 8, 9, 9,10,10,11,11,12,12,13,13,14,14,15,15,16,16,17,17,18,18,19,19,20,20,21,21
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};
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/* P-Picture CBPCY VLC tables */
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#if 1 // Looks like original tables are not conforming to standard at all. Are they used for old WMV?
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const uint16_t vc1_cbpcy_p_codes[4][64] = {
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{
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0, 6, 15, 13, 13, 11, 3, 13, 5, 8, 49, 10, 12, 114, 102, 119,
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1, 54, 96, 8, 10, 111, 5, 15, 12, 10, 2, 12, 13, 115, 53, 63,
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1, 7, 1, 7, 14, 12, 4, 14, 1, 9, 97, 11, 7, 58, 52, 62,
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4, 103, 1, 9, 11, 56, 101, 118, 4, 110, 100, 30, 2, 5, 4, 3
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},
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{
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0, 9, 1, 18, 5, 14, 237, 26, 3, 121, 3, 22, 13, 16, 6, 30,
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2, 10, 1, 20, 12, 241, 5, 28, 16, 12, 3, 24, 28, 124, 239, 247,
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1, 240, 1, 19, 18, 15, 4, 27, 1, 122, 2, 23, 1, 17, 7, 31,
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1, 11, 2, 21, 19, 246, 238, 29, 17, 13, 236, 25, 58, 63, 8, 125
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},
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{
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0, 201, 25, 231, 5, 221, 1, 3, 2, 414, 2, 241, 16, 225, 195, 492,
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2, 412, 1, 240, 7, 224, 98, 245, 1, 220, 96, 5, 9, 230, 101, 247,
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1, 102, 1, 415, 24, 3, 2, 244, 3, 54, 3, 484, 17, 114, 200, 493,
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3, 413, 1, 4, 13, 113, 99, 485, 4, 111, 194, 243, 5, 29, 26, 31
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},
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{
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0, 28, 12, 44, 3, 36, 20, 52, 2, 32, 16, 48, 8, 40, 24, 28,
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1, 30, 14, 46, 6, 38, 22, 54, 3, 34, 18, 50, 10, 42, 26, 30,
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1, 29, 13, 45, 5, 37, 21, 53, 2, 33, 17, 49, 9, 41, 25, 29,
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1, 31, 15, 47, 7, 39, 23, 55, 4, 35, 19, 51, 11, 43, 27, 31
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}
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};
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const uint8_t vc1_cbpcy_p_bits[4][64] = {
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{
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13, 13, 7, 13, 7, 13, 13, 12, 6, 13, 7, 12, 6, 8, 8, 8,
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5, 7, 8, 12, 6, 8, 13, 12, 7, 13, 13, 12, 6, 8, 7, 7,
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6, 13, 8, 12, 7, 13, 13, 12, 7, 13, 8, 12, 5, 7, 7, 7,
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6, 8, 13, 12, 6, 7, 8, 8, 5, 8, 8, 6, 3, 3, 3, 2
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},
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{
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14, 13, 8, 13, 3, 13, 8, 13, 3, 7, 8, 13, 4, 13, 13, 13,
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3, 13, 13, 13, 4, 8, 13, 13, 5, 13, 13, 13, 5, 7, 8, 8,
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3, 8, 14, 13, 5, 13, 13, 13, 4, 7, 13, 13, 6, 13, 13, 13,
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5, 13, 8, 13, 5, 8, 8, 13, 5, 13, 8, 13, 6, 6, 13, 7
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},
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{
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13, 8, 6, 8, 4, 8, 13, 12, 4, 9, 8, 8, 5, 8, 8, 9,
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5, 9, 10, 8, 4, 8, 7, 8, 6, 8, 7, 13, 4, 8, 7, 8,
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5, 7, 8, 9, 6, 13, 13, 8, 4, 6, 8, 9, 5, 7, 8, 9,
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5, 9, 9, 13, 5, 7, 7, 9, 4, 7, 8, 8, 3, 5, 5, 5
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},
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{
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9, 9, 9, 9, 2, 9, 9, 9, 2, 9, 9, 9, 9, 9, 9, 8,
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3, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8,
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2, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8,
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9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8
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}
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};
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#else
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const uint16_t vc1_cbpcy_p_codes[4][64] = {
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{
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0, 1, 1, 4, 5, 1, 12, 4, 13, 14, 10, 11, 12, 7, 13, 2,
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15, 1, 96, 1, 49, 97, 2, 100, 3, 4, 5, 101, 102, 52, 53, 4,
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6, 7, 54, 103, 8, 9, 10, 110, 11, 12, 111, 56, 114, 58, 115, 5,
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13, 7, 8, 9, 10, 11, 12, 30, 13, 14, 15, 118, 119, 62, 63, 3
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},
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{
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0, 1, 2, 1, 3, 1, 16, 17, 5, 18, 12, 19, 13, 1, 28, 58,
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1, 1, 1, 2, 3, 2, 3, 236, 237, 4, 5, 238, 6, 7, 239, 8,
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9, 240, 10, 11, 121, 122, 12, 13, 14, 15, 241, 246, 16, 17, 124, 63,
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18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 247, 125
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},
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{
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0, 1, 2, 3, 2, 3, 1, 4, 5, 24, 7, 13, 16, 17, 9, 5,
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25, 1, 1, 1, 2, 3, 96, 194, 1, 2, 98, 99, 195, 200, 101, 26,
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201, 102, 412, 413, 414, 54, 220, 111, 221, 3, 224, 113, 225, 114, 230, 29,
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231, 415, 240, 4, 241, 484, 5, 243, 3, 244, 245, 485, 492, 493, 247, 31
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},
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{
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0, 1, 1, 1, 2, 2, 3, 4, 3, 5, 6, 7, 8, 9, 10, 11,
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12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27,
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28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43,
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44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 28, 29, 30, 31
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|
}
|
|
};
|
|
const uint8_t vc1_cbpcy_p_bits[4][64] = {
|
|
{
|
|
13, 6, 5, 6, 6, 7, 7, 5, 7, 7, 6, 6, 6, 5, 6, 3,
|
|
7, 8, 8, 13, 7, 8, 13, 8, 13, 13, 13, 8, 8, 7, 7, 3,
|
|
13, 13, 7, 8, 13, 13, 13, 8, 13, 13, 8, 7, 8, 7, 8, 3,
|
|
13, 12, 12, 12, 12, 12, 12, 6, 12, 12, 12, 8, 8, 7, 7, 2
|
|
},
|
|
{
|
|
14, 3, 3, 5, 3, 4, 5, 5, 3, 5, 4, 5, 4, 6, 5, 6,
|
|
8, 14, 13, 8, 8, 13, 13, 8, 8, 13, 13, 8, 13, 13, 8, 13,
|
|
13, 8, 13, 13, 7, 7, 13, 13, 13, 13, 8, 8, 13, 13, 7, 6,
|
|
13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 8, 7
|
|
},
|
|
{
|
|
13, 5, 5, 5, 4, 4, 6, 4, 4, 6, 4, 5, 5, 5, 4, 3,
|
|
6, 8, 10, 9, 8, 8, 7, 8, 13, 13, 7, 7, 8, 8, 7, 5,
|
|
8, 7, 9, 9, 9, 6, 8, 7, 8, 13, 8, 7, 8, 7, 8, 5,
|
|
8, 9, 8, 13, 8, 9, 13, 8, 12, 8, 8, 9, 9, 9, 8, 5
|
|
},
|
|
{
|
|
9, 2, 3, 9, 2, 9, 9, 9, 2, 9, 9, 9, 9, 9, 9, 9,
|
|
9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
|
|
9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
|
|
9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8
|
|
}
|
|
};
|
|
#endif
|
|
|
|
/* MacroBlock Transform Type: 7.1.3.11, p89
|
|
* 8x8:B
|
|
* 8x4:B:btm 8x4:B:top 8x4:B:both,
|
|
* 4x8:B:right 4x8:B:left 4x8:B:both
|
|
* 4x4:B 8x8:MB
|
|
* 8x4:MB:btm 8x4:MB:top 8x4,MB,both
|
|
* 4x8,MB,right 4x8,MB,left
|
|
* 4x4,MB */
|
|
const uint16_t vc1_ttmb_codes[3][16] = {
|
|
{
|
|
0x0003,
|
|
0x002E, 0x005F, 0x0000,
|
|
0x0016, 0x0015, 0x0001,
|
|
0x0004, 0x0014,
|
|
0x02F1, 0x0179, 0x017B,
|
|
0x0BC0, 0x0BC1, 0x05E1,
|
|
0x017A
|
|
},
|
|
{
|
|
0x0006,
|
|
0x0006, 0x0003, 0x0007,
|
|
0x000F, 0x000E, 0x0000,
|
|
0x0002, 0x0002,
|
|
0x0014, 0x0011, 0x000B,
|
|
0x0009, 0x0021, 0x0015,
|
|
0x0020
|
|
},
|
|
{
|
|
0x0006,
|
|
0x0000, 0x000E, 0x0005,
|
|
0x0002, 0x0003, 0x0003,
|
|
0x000F, 0x0002,
|
|
0x0081, 0x0021, 0x0009,
|
|
0x0101, 0x0041, 0x0011,
|
|
0x0100
|
|
}
|
|
};
|
|
|
|
const uint8_t vc1_ttmb_bits[3][16] = {
|
|
{
|
|
2,
|
|
6, 7, 2,
|
|
5, 5, 2,
|
|
3, 5,
|
|
10, 9, 9,
|
|
12, 12, 11,
|
|
9
|
|
},
|
|
{
|
|
3,
|
|
4, 4, 4,
|
|
4, 4, 3,
|
|
3, 2,
|
|
7, 7, 6,
|
|
6, 8, 7,
|
|
8
|
|
},
|
|
{
|
|
3,
|
|
3, 4, 5,
|
|
3, 3, 4,
|
|
4, 2,
|
|
10, 8, 6,
|
|
11, 9, 7,
|
|
11
|
|
}
|
|
};
|
|
|
|
/* TTBLK (Transform Type per Block) tables */
|
|
const uint8_t vc1_ttblk_codes[3][8] = {
|
|
{ 0, 1, 3, 5, 16, 17, 18, 19},
|
|
{ 3, 0, 1, 2, 3, 5, 8, 9},
|
|
{ 1, 0, 1, 4, 6, 7, 10, 11}
|
|
};
|
|
const uint8_t vc1_ttblk_bits[3][8] = {
|
|
{ 2, 2, 2, 3, 5, 5, 5, 5},
|
|
{ 2, 3, 3, 3, 3, 3, 4, 4},
|
|
{ 2, 3, 3, 3, 3, 3, 4, 4}
|
|
};
|
|
|
|
/* SUBBLKPAT tables, p93-94, reordered */
|
|
const uint8_t vc1_subblkpat_codes[3][15] = {
|
|
{ 14, 12, 7, 11, 9, 26, 2, 10, 27, 8, 0, 6, 1, 15, 1},
|
|
{ 14, 0, 8, 15, 10, 4, 23, 13, 5, 9, 25, 3, 24, 22, 1},
|
|
{ 5, 6, 2, 2, 8, 0, 28, 3, 1, 3, 29, 1, 19, 18, 15}
|
|
};
|
|
const uint8_t vc1_subblkpat_bits[3][15] = {
|
|
{ 5, 5, 5, 5, 5, 6, 4, 5, 6, 5, 4, 5, 4, 5, 1},
|
|
{ 4, 3, 4, 4, 4, 5, 5, 4, 5, 4, 5, 4, 5, 5, 2},
|
|
{ 3, 3, 4, 3, 4, 5, 5, 3, 5, 4, 5, 4, 5, 5, 4}
|
|
};
|
|
|
|
/* MV differential tables, p265 */
|
|
const uint16_t vc1_mv_diff_codes[4][73] = {
|
|
{
|
|
0, 2, 3, 8, 576, 3, 2, 6,
|
|
5, 577, 578, 7, 8, 9, 40, 19,
|
|
37, 82, 21, 22, 23, 579, 580, 166,
|
|
96, 167, 49, 194, 195, 581, 582, 583,
|
|
292, 293, 294, 13, 2, 7, 24, 50,
|
|
102, 295, 13, 7, 8, 18, 50, 103,
|
|
38, 20, 21, 22, 39, 204, 103, 23,
|
|
24, 25, 104, 410, 105, 106, 107, 108,
|
|
109, 220, 411, 442, 222, 443, 446, 447,
|
|
7 /* 73 elements */
|
|
},
|
|
{
|
|
0, 4, 5, 3, 4, 3, 4, 5,
|
|
20, 6, 21, 44, 45, 46, 3008, 95,
|
|
112, 113, 57, 3009, 3010, 116, 117, 3011,
|
|
118, 3012, 3013, 3014, 3015, 3016, 3017, 3018,
|
|
3019, 3020, 3021, 3022, 1, 4, 15, 160,
|
|
161, 41, 6, 11, 42, 162, 43, 119,
|
|
56, 57, 58, 163, 236, 237, 3023, 119,
|
|
120, 242, 122, 486, 1512, 487, 246, 494,
|
|
1513, 495, 1514, 1515, 1516, 1517, 1518, 1519,
|
|
31 /* 73 elements */
|
|
},
|
|
{
|
|
0, 512, 513, 514, 515, 2, 3, 258,
|
|
259, 260, 261, 262, 263, 264, 265, 266,
|
|
267, 268, 269, 270, 271, 272, 273, 274,
|
|
275, 276, 277, 278, 279, 280, 281, 282,
|
|
283, 284, 285, 286, 1, 5, 287, 288,
|
|
289, 290, 6, 7, 291, 292, 293, 294,
|
|
295, 296, 297, 298, 299, 300, 301, 302,
|
|
303, 304, 305, 306, 307, 308, 309, 310,
|
|
311, 312, 313, 314, 315, 316, 317, 318,
|
|
319 /* 73 elements */
|
|
},
|
|
{
|
|
0, 1, 1, 2, 3, 4, 1, 5,
|
|
4, 3, 5, 8, 6, 9, 10, 11,
|
|
12, 7, 104, 14, 105, 4, 10, 15,
|
|
11, 6, 14, 8, 106, 107, 108, 15,
|
|
109, 9, 55, 10, 1, 2, 1, 2,
|
|
3, 12, 6, 2, 6, 7, 28, 7,
|
|
15, 8, 5, 18, 29, 152, 77, 24,
|
|
25, 26, 39, 108, 13, 109, 55, 56,
|
|
57, 116, 11, 153, 234, 235, 118, 119,
|
|
15 /* 73 elements */
|
|
}
|
|
};
|
|
const uint8_t vc1_mv_diff_bits[4][73] = {
|
|
{
|
|
6, 7, 7, 8, 14, 6, 5, 6, 7, 14, 14, 6, 6, 6, 8, 9,
|
|
10, 9, 7, 7, 7, 14, 14, 10, 9, 10, 8, 10, 10, 14, 14, 14,
|
|
13, 13, 13, 6, 3, 5, 6, 8, 9, 13, 5, 4, 4, 5, 7, 9,
|
|
6, 5, 5, 5, 6, 9, 8, 5, 5, 5, 7, 10, 7, 7, 7, 7,
|
|
7, 8, 10, 9, 8, 9, 9, 9, 3 /* 73 elements */
|
|
},
|
|
{
|
|
5, 7, 7, 6, 6, 5, 5, 6, 7, 5, 7, 8, 8, 8, 14, 9,
|
|
9, 9, 8, 14, 14, 9, 9, 14, 9, 14, 14, 14, 14, 14, 14, 14,
|
|
14, 14, 14, 14, 2, 3, 6, 8, 8, 6, 3, 4, 6, 8, 6, 9,
|
|
6, 6, 6, 8, 8, 8, 14, 7, 7, 8, 7, 9, 13, 9, 8, 9,
|
|
13, 9, 13, 13, 13, 13, 13, 13, 5 /* 73 elements */
|
|
|
|
},
|
|
{
|
|
3, 12, 12, 12, 12, 3, 4, 11, 11, 11, 11, 11, 11, 11, 11, 11,
|
|
11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
|
|
11, 11, 11, 11, 1, 5, 11, 11, 11, 11, 4, 4, 11, 11, 11, 11,
|
|
11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11,
|
|
11, 11, 11, 11, 11, 11, 11, 11, 11 /* 73 elements */
|
|
},
|
|
{
|
|
15, 11, 15, 15, 15, 15, 12, 15, 12, 11, 12, 12, 15, 12, 12, 12,
|
|
12, 15, 15, 12, 15, 10, 11, 12, 11, 10, 11, 10, 15, 15, 15, 11,
|
|
15, 10, 14, 10, 4, 4, 5, 7, 8, 9, 5, 3, 4, 5, 6, 8,
|
|
5, 4, 3, 5, 6, 8, 7, 5, 5, 5, 6, 7, 9, 7, 6, 6,
|
|
6, 7, 10, 8, 8, 8, 7, 7, 4 /* 73 elements */
|
|
}
|
|
};
|
|
|
|
/* DC differentials low+hi-mo, p217 are the same as in msmpeg4data .h */
|
|
|
|
/* Scantables/ZZ scan are at 11.9 (p262) and 8.1.1.12 (p10) */
|
|
const int8_t vc1_normal_zz[64] = {
|
|
0, 8, 1, 2, 9, 16, 24, 17,
|
|
10, 3, 4, 11, 18, 25, 32, 40,
|
|
33, 48, 26, 19, 12, 5, 6, 13,
|
|
20, 27, 34, 41, 56, 49, 57, 42,
|
|
35, 28, 21, 14, 7, 15, 22, 29,
|
|
36, 43, 50, 58, 51, 59, 44, 37,
|
|
30, 23, 31, 38, 45, 52, 60, 53,
|
|
61, 46, 39, 47, 54, 62, 55, 63
|
|
};
|
|
|
|
const int8_t vc1_horizontal_zz [64] = /* Table 227 */
|
|
{
|
|
0, 1, 8, 2, 3, 9, 16, 24,
|
|
17, 10, 4, 5, 11, 18, 25, 32,
|
|
40, 48, 33, 26, 19, 12, 6, 7,
|
|
13, 20, 27, 34, 41, 56, 49, 57,
|
|
42, 35, 28, 21, 14, 15, 22, 29,
|
|
36, 43, 50, 58, 51, 44, 37, 30,
|
|
23, 31, 38, 45, 52, 59, 60, 53,
|
|
46, 39, 47, 54, 61, 62, 55, 63
|
|
};
|
|
|
|
const int8_t vc1_vertical_zz [64] = /* Table 228 */
|
|
{
|
|
0, 8, 16, 1, 24, 32, 40, 9,
|
|
2, 3, 10, 17, 25, 48, 56, 41,
|
|
33, 26, 18, 11, 4, 5, 12, 19,
|
|
27, 34, 49, 57, 50, 42, 35, 28,
|
|
20, 13, 6, 7, 14, 21, 29, 36,
|
|
43, 51, 58, 59, 52, 44, 37, 30,
|
|
22, 15, 23, 31, 38, 45, 60, 53,
|
|
46, 39, 47, 54, 61, 62, 55, 63
|
|
};
|
|
|
|
const int8_t vc1_simple_progressive_8x8_zz [64] =
|
|
/* Table 229 */
|
|
{
|
|
0, 8, 1, 2, 9, 16, 24, 17,
|
|
10, 3, 4, 11, 18, 25, 32, 40,
|
|
48, 56, 41, 33, 26, 19, 12, 5,
|
|
6, 13, 20, 27, 34, 49, 57, 58,
|
|
50, 42, 35, 28, 21, 14, 7, 15,
|
|
22, 29, 36, 43, 51, 59, 60, 52,
|
|
44, 37, 30, 23, 31, 38, 45, 53,
|
|
61, 62, 54, 46, 39, 47, 55, 63
|
|
};
|
|
|
|
const int8_t vc1_simple_progressive_8x4_zz [32] = /* Table 230 */
|
|
{
|
|
0, 1, 2, 8, 3, 9, 10, 16,
|
|
4, 11, 17, 24, 18, 12, 5, 19,
|
|
25, 13, 20, 26, 27, 6, 21, 28,
|
|
14, 22, 29, 7, 30, 15, 23, 31
|
|
};
|
|
|
|
const int8_t vc1_simple_progressive_4x8_zz [32] = /* Table 231 */
|
|
{
|
|
0, 8, 1, 16,
|
|
9, 24, 17, 2,
|
|
32, 10, 25, 40,
|
|
18, 48, 33, 26,
|
|
56, 41, 34, 3,
|
|
49, 57, 11, 42,
|
|
19, 50, 27, 58,
|
|
35, 43, 51, 59
|
|
};
|
|
|
|
/* Table 232 */
|
|
const int8_t vc1_simple_progressive_4x4_zz [16] =
|
|
{
|
|
0, 8, 16, 1,
|
|
9, 24, 17, 2,
|
|
10, 18, 25, 3,
|
|
11, 26, 19, 27
|
|
};
|
|
|
|
const int8_t vc1_adv_progressive_8x4_zz [32] = /* Table 233 */
|
|
{
|
|
0, 8, 1, 16, 2, 9, 10, 3,
|
|
24, 17, 4, 11, 18, 12, 5, 19,
|
|
25, 13, 20, 26, 27, 6, 21, 28,
|
|
14, 22, 29, 7, 30, 15, 23, 31
|
|
};
|
|
|
|
const int8_t vc1_adv_progressive_4x8_zz [32] = /* Table 234 */
|
|
{
|
|
0, 1, 8, 2,
|
|
9, 16, 17, 24,
|
|
10, 32, 25, 18,
|
|
40, 3, 33, 26,
|
|
48, 11, 56, 41,
|
|
34, 49, 57, 42,
|
|
19, 50, 27, 58,
|
|
35, 43, 51, 59
|
|
};
|
|
|
|
const int8_t vc1_adv_interlaced_8x8_zz [64] = /* Table 235 */
|
|
{
|
|
0, 8, 1, 16, 24, 9, 2, 32,
|
|
40, 48, 56, 17, 10, 3, 25, 18,
|
|
11, 4, 33, 41, 49, 57, 26, 34,
|
|
42, 50, 58, 19, 12, 5, 27, 20,
|
|
13, 6, 35, 28, 21, 14, 7, 15,
|
|
22, 29, 36, 43, 51, 59, 60, 52,
|
|
44, 37, 30, 23, 31, 38, 45, 53,
|
|
61, 62, 54, 46, 39, 47, 55, 63
|
|
};
|
|
|
|
const int8_t vc1_adv_interlaced_8x4_zz [32] = /* Table 236 */
|
|
{
|
|
0, 8, 16, 24, 1, 9, 2, 17,
|
|
25, 10, 3, 18, 26, 4, 11, 19,
|
|
12, 5, 13, 20, 27, 6, 21, 28,
|
|
14, 22, 29, 7, 30, 15, 23, 31
|
|
};
|
|
|
|
const int8_t vc1_adv_interlaced_4x8_zz [32] = /* Table 237 */
|
|
{
|
|
0, 1, 2, 8,
|
|
16, 9, 24, 17,
|
|
10, 3, 32, 40,
|
|
48, 56, 25, 18,
|
|
33, 26, 41, 34,
|
|
49, 57, 11, 42,
|
|
19, 50, 27, 58,
|
|
35, 43, 51, 59
|
|
};
|
|
|
|
const int8_t vc1_adv_interlaced_4x4_zz [16] = /* Table 238 */
|
|
{
|
|
0, 8, 16, 24,
|
|
1, 9, 17, 2,
|
|
25, 10, 18, 3,
|
|
26, 11, 19, 27
|
|
};
|
|
|
|
|
|
/* DQScale as specified in 8.1.3.9 - almost identical to 0x40000/i */
|
|
const int32_t vc1_dqscale[63] = {
|
|
0x40000, 0x20000, 0x15555, 0x10000, 0xCCCD, 0xAAAB, 0x9249, 0x8000,
|
|
0x71C7, 0x6666, 0x5D17, 0x5555, 0x4EC5, 0x4925, 0x4444, 0x4000,
|
|
0x3C3C, 0x38E4, 0x35E5, 0x3333, 0x30C3, 0x2E8C, 0x2C86, 0x2AAB,
|
|
0x28F6, 0x2762, 0x25ED, 0x2492, 0x234F, 0x2222, 0x2108, 0x2000,
|
|
0x1F08, 0x1E1E, 0x1D42, 0x1C72, 0x1BAD, 0x1AF3, 0x1A42, 0x199A,
|
|
0x18FA, 0x1862, 0x17D0, 0x1746, 0x16C1, 0x1643, 0x15CA, 0x1555,
|
|
0x14E6, 0x147B, 0x1414, 0x13B1, 0x1352, 0x12F7, 0x129E, 0x1249,
|
|
0x11F7, 0x11A8, 0x115B, 0x1111, 0x10C9, 0x1084, 0x1000
|
|
};
|