+/*
+ * VC-1 and WMV3 decoder
+ * copyright (c) 2006 Konstantin Shishkov
+ * (c) 2005 anonymous, Alex Beregszaszi, Michael Niedermayer
+ *
+ * This file is part of Libav.
+ *
+ * Libav 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 2.1 of the License, or (at your option) any later version.
+ *
+ * Libav 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 Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
/**
- * @file vc1data.h
- * VC1 tables.
+ * @file
+ * VC-1 tables.
*/
-#ifndef VC1DATA_H
-#define VC1DATA_H
-
-/* bfraction is fractional, we scale to the GCD 3*5*7*8 = 840 */
-const int16_t vc1_bfraction_lut[23] = {
- 420 /*1/2*/, 280 /*1/3*/, 560 /*2/3*/, 210 /*1/4*/,
- 630 /*3/4*/, 168 /*1/5*/, 336 /*2/5*/,
- 504 /*3/5*/, 672 /*4/5*/, 140 /*1/6*/, 700 /*5/6*/,
- 120 /*1/7*/, 240 /*2/7*/, 360 /*3/7*/, 480 /*4/7*/,
- 600 /*5/7*/, 720 /*6/7*/, 105 /*1/8*/, 315 /*3/8*/,
- 525 /*5/8*/, 735 /*7/8*/,
- -1 /*inv.*/, 0 /*BI fm*/
-};
-const uint8_t vc1_bfraction_bits[23] = {
- 3, 3, 3, 3,
- 3, 3, 3,
- 7, 7, 7, 7,
- 7, 7, 7, 7,
- 7, 7, 7, 7,
- 7, 7,
- 7, 7
-};
-const uint8_t vc1_bfraction_codes[23] = {
- 0, 1, 2, 3,
- 4, 5, 6,
- 112, 113, 114, 115,
- 116, 117, 118, 119,
- 120, 121, 122, 123,
- 124, 125,
- 126, 127
-};
+#ifndef AVCODEC_VC1DATA_H
+#define AVCODEC_VC1DATA_H
+
+#include <stdint.h>
+
+#include "libavutil/rational.h"
+
+#include "vlc.h"
+
+/** Table for conversion between TTBLK and TTMB */
+extern const int ff_vc1_ttblk_to_tt[3][8];
+
+extern const int ff_vc1_ttfrm_to_tt[4];
+
+/** MV P mode - the 5th element is only used for mode 1 */
+extern const uint8_t ff_vc1_mv_pmode_table[2][5];
+extern const uint8_t ff_vc1_mv_pmode_table2[2][4];
+
+extern const int ff_vc1_fps_nr[7], ff_vc1_fps_dr[2];
+extern const uint8_t ff_vc1_pquant_table[3][32];
+
+/* MBMODE table for interlaced frame P-picture */
+extern const uint8_t ff_vc1_mbmode_intfrp[2][15][4];
+
+/** @name VC-1 VLC tables and defines
+ * @todo TODO move this into the context
+ */
+//@{
+#define VC1_BFRACTION_VLC_BITS 7
+extern VLC ff_vc1_bfraction_vlc;
+#define VC1_IMODE_VLC_BITS 4
+extern VLC ff_vc1_imode_vlc;
+#define VC1_NORM2_VLC_BITS 3
+extern VLC ff_vc1_norm2_vlc;
+#define VC1_NORM6_VLC_BITS 9
+extern VLC ff_vc1_norm6_vlc;
+/* Could be optimized, one table only needs 8 bits */
+#define VC1_TTMB_VLC_BITS 9 //12
+extern VLC ff_vc1_ttmb_vlc[3];
+#define VC1_MV_DIFF_VLC_BITS 9 //15
+extern VLC ff_vc1_mv_diff_vlc[4];
+#define VC1_CBPCY_P_VLC_BITS 9 //14
+extern VLC ff_vc1_cbpcy_p_vlc[4];
+#define VC1_ICBPCY_VLC_BITS 9
+extern VLC ff_vc1_icbpcy_vlc[8];
+#define VC1_4MV_BLOCK_PATTERN_VLC_BITS 6
+extern VLC ff_vc1_4mv_block_pattern_vlc[4];
+#define VC1_2MV_BLOCK_PATTERN_VLC_BITS 3
+extern VLC ff_vc1_2mv_block_pattern_vlc[4];
+#define VC1_TTBLK_VLC_BITS 5
+extern VLC ff_vc1_ttblk_vlc[3];
+#define VC1_SUBBLKPAT_VLC_BITS 6
+extern VLC ff_vc1_subblkpat_vlc[3];
+#define VC1_INTFR_4MV_MBMODE_VLC_BITS 9
+extern VLC ff_vc1_intfr_4mv_mbmode_vlc[4];
+#define VC1_INTFR_NON4MV_MBMODE_VLC_BITS 6
+extern VLC ff_vc1_intfr_non4mv_mbmode_vlc[4];
+#define VC1_IF_MMV_MBMODE_VLC_BITS 5
+extern VLC ff_vc1_if_mmv_mbmode_vlc[8];
+#define VC1_IF_1MV_MBMODE_VLC_BITS 5
+extern VLC ff_vc1_if_1mv_mbmode_vlc[8];
+#define VC1_1REF_MVDATA_VLC_BITS 9
+extern VLC ff_vc1_1ref_mvdata_vlc[4];
+#define VC1_2REF_MVDATA_VLC_BITS 9
+extern VLC ff_vc1_2ref_mvdata_vlc[8];
+
+extern VLC ff_vc1_ac_coeff_table[8];
+
+#define VC1_IF_MBMODE_VLC_BITS 5
+//@}
+
+#define B_FRACTION_DEN 256
+
+/* pre-computed scales for all bfractions and base=256 */
+extern const int16_t ff_vc1_bfraction_lut[23];
+extern const uint8_t ff_vc1_bfraction_bits[23];
+extern const uint8_t ff_vc1_bfraction_codes[23];
//Same as H.264
-static const AVRational vc1_pixel_aspect[16]={
- {0, 1},
- {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},
- {0, 1},
- {0, 1}
-};
+extern const AVRational ff_vc1_pixel_aspect[16];
/* BitPlane IMODE - such a small table... */
-static const uint8_t vc1_imode_codes[7] = {
- 0, 2, 1, 3, 1, 2, 3
-};
-static const uint8_t vc1_imode_bits[7] = {
- 4, 2, 3, 2, 4, 3, 3
-};
+extern const uint8_t ff_vc1_imode_codes[7];
+extern const uint8_t ff_vc1_imode_bits[7];
/* Normal-2 imode */
-static const uint8_t vc1_norm2_codes[4] = {
- 0, 4, 5, 3
-};
-static const uint8_t vc1_norm2_bits[4] = {
- 1, 3, 3, 2
-};
-
-static const uint16_t vc1_norm6_codes[64] = {
-0x001, 0x002, 0x003, 0x000, 0x004, 0x001, 0x002, 0x047, 0x005, 0x003, 0x004, 0x04B, 0x005, 0x04D, 0x04E, 0x30E,
-0x006, 0x006, 0x007, 0x053, 0x008, 0x055, 0x056, 0x30D, 0x009, 0x059, 0x05A, 0x30C, 0x05C, 0x30B, 0x30A, 0x037,
-0x007, 0x00A, 0x00B, 0x043, 0x00C, 0x045, 0x046, 0x309, 0x00D, 0x049, 0x04A, 0x308, 0x04C, 0x307, 0x306, 0x036,
-0x00E, 0x051, 0x052, 0x305, 0x054, 0x304, 0x303, 0x035, 0x058, 0x302, 0x301, 0x034, 0x300, 0x033, 0x032, 0x007,
-};
-
-static const uint8_t vc1_norm6_bits[64] = {
- 1, 4, 4, 8, 4, 8, 8, 10, 4, 8, 8, 10, 8, 10, 10, 13,
- 4, 8, 8, 10, 8, 10, 10, 13, 8, 10, 10, 13, 10, 13, 13, 9,
- 4, 8, 8, 10, 8, 10, 10, 13, 8, 10, 10, 13, 10, 13, 13, 9,
- 8, 10, 10, 13, 10, 13, 13, 9, 10, 13, 13, 9, 13, 9, 9, 6,
-};
+extern const uint8_t ff_vc1_norm2_codes[4];
+extern const uint8_t ff_vc1_norm2_bits[4];
+extern const uint16_t ff_vc1_norm6_codes[64];
+extern const uint8_t ff_vc1_norm6_bits[64];
/* Normal-6 imode */
-static const uint8_t vc1_norm6_spec[64][5] = {
-{ 0, 1, 1 },
-{ 1, 2, 4 },
-{ 2, 3, 4 },
-{ 3, 0, 8 },
-{ 4, 4, 4 },
-{ 5, 1, 8 },
-{ 6, 2, 8 },
-{ 7, 2, 5, 7, 5 },
-{ 8, 5, 4 },
-{ 9, 3, 8 },
-{10, 4, 8 },
-{11, 2, 5, 11, 5 },
-{12, 5, 8 },
-{13, 2, 5, 13, 5 },
-{14, 2, 5, 14, 5 },
-{15, 3, 5, 14, 8 },
-{16, 6, 4 },
-{17, 6, 8 },
-{18, 7, 8 },
-{19, 2, 5, 19, 5 },
-{20, 8, 8 },
-{21, 2, 5, 21, 5 },
-{22, 2, 5, 22, 5 },
-{23, 3, 5, 13, 8 },
-{24, 9, 8 },
-{25, 2, 5, 25, 5 },
-{26, 2, 5, 26, 5 },
-{27, 3, 5, 12, 8 },
-{28, 2, 5, 28, 5 },
-{29, 3, 5, 11, 8 },
-{30, 3, 5, 10, 8 },
-{31, 3, 5, 7, 4 },
-{32, 7, 4 },
-{33, 10, 8 },
-{34, 11, 8 },
-{35, 2, 5, 3, 5 },
-{36, 12, 8 },
-{37, 2, 5, 5, 5 },
-{38, 2, 5, 6, 5 },
-{39, 3, 5, 9, 8 },
-{40, 13, 8 },
-{41, 2, 5, 9, 5 },
-{42, 2, 5, 10, 5 },
-{43, 3, 5, 8, 8 },
-{44, 2, 5, 12, 5 },
-{45, 3, 5, 7, 8 },
-{46, 3, 5, 6, 8 },
-{47, 3, 5, 6, 4 },
-{48, 14, 8 },
-{49, 2, 5, 17, 5 },
-{50, 2, 5, 18, 5 },
-{51, 3, 5, 5, 8 },
-{52, 2, 5, 20, 5 },
-{53, 3, 5, 4, 8 },
-{54, 3, 5, 3, 8 },
-{55, 3, 5, 5, 4 },
-{56, 2, 5, 24, 5 },
-{57, 3, 5, 2, 8 },
-{58, 3, 5, 1, 8 },
-{59, 3, 5, 4, 4 },
-{60, 3, 5, 0, 8 },
-{61, 3, 5, 3, 4 },
-{62, 3, 5, 2, 4 },
-{63, 3, 5, 1, 1 },
-};
+extern const uint8_t ff_vc1_norm6_spec[64][5];
/* 4MV Block pattern VLC tables */
-static const uint8_t vc1_4mv_block_pattern_codes[4][16] = {
- { 14, 58, 59, 25, 12, 26, 15, 15, 13, 24, 27, 0, 28, 1, 2, 2},
- { 8, 18, 19, 4, 20, 5, 30, 11, 21, 31, 6, 12, 7, 13, 14, 0},
- { 15, 6, 7, 2, 8, 3, 28, 9, 10, 29, 4, 11, 5, 12, 13, 0},
- { 0, 11, 12, 4, 13, 5, 30, 16, 14, 31, 6, 17, 7, 18, 19, 19}
-};
-static const uint8_t vc1_4mv_block_pattern_bits[4][16] = {
- { 5, 6, 6, 5, 5, 5, 5, 4, 5, 5, 5, 3, 5, 3, 3, 2},
- { 4, 5, 5, 4, 5, 4, 5, 4, 5, 5, 4, 4, 4, 4, 4, 2},
- { 4, 4, 4, 4, 4, 4, 5, 4, 4, 5, 4, 4, 4, 4, 4, 3},
- { 2, 4, 4, 4, 4, 4, 5, 5, 4, 5, 4, 5, 4, 5, 5, 4}
-};
-
-const uint8_t wmv3_dc_scale_table[32]={
- 0, 4, 6, 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
-};
+extern const uint8_t ff_vc1_4mv_block_pattern_codes[4][16];
+extern const uint8_t ff_vc1_4mv_block_pattern_bits[4][16];
+
+/* 2MV Block pattern VLC tables */
+extern const uint8_t ff_vc1_2mv_block_pattern_codes[4][4];
+extern const uint8_t ff_vc1_2mv_block_pattern_bits[4][4];
+
+extern const uint8_t ff_wmv3_dc_scale_table[32];
/* P-Picture CBPCY VLC tables */
-static const uint16_t vc1_cbpcy_p_codes[4][64] = {
- {
- 0, 1, 1, 4, 5, 1, 12, 4, 13, 14, 10, 11, 12, 7, 13, 2,
- 15, 1, 96, 1, 49, 97, 2, 100, 3, 4, 5, 101, 102, 52, 53, 4,
- 6, 7, 54, 103, 8, 9, 10, 110, 11, 12, 111, 56, 114, 58, 115, 5,
- 13, 7, 8, 9, 10, 11, 12, 30, 13, 14, 15, 118, 119, 62, 63, 3
- },
- {
- 0, 1, 2, 1, 3, 1, 16, 17, 5, 18, 12, 19, 13, 1, 28, 58,
- 1, 1, 1, 2, 3, 2, 3, 236, 237, 4, 5, 238, 6, 7, 239, 8,
- 9, 240, 10, 11, 121, 122, 12, 13, 14, 15, 241, 246, 16, 17, 124, 63,
- 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 247, 125
- },
- {
- 0, 1, 2, 3, 2, 3, 1, 4, 5, 24, 7, 13, 16, 17, 9, 5,
- 25, 1, 1, 1, 2, 3, 96, 194, 1, 2, 98, 99, 195, 200, 101, 26,
- 201, 102, 412, 413, 414, 54, 220, 111, 221, 3, 224, 113, 225, 114, 230, 29,
- 231, 415, 240, 4, 241, 484, 5, 243, 3, 244, 245, 485, 492, 493, 247, 31
- },
- {
- 0, 1, 1, 1, 2, 2, 3, 4, 3, 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, 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, 28, 29, 30, 31
- }
-};
-static 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
- }
-};
+extern const uint16_t ff_vc1_cbpcy_p_codes[4][64];
+extern const uint8_t ff_vc1_cbpcy_p_bits[4][64];
+
+/* Interlaced CBPCY VLC tables (Table 124 - Table 131) */
+extern const uint16_t ff_vc1_icbpcy_p_codes[8][63];
+extern const uint8_t ff_vc1_icbpcy_p_bits[8][63];
/* MacroBlock Transform Type: 7.1.3.11, p89
* 8x8:B
* 8x4:MB:btm 8x4:MB:top 8x4,MB,both
* 4x8,MB,right 4x8,MB,left
* 4x4,MB */
-static 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
- }
-};
-
-static 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
- }
-};
+extern const uint16_t ff_vc1_ttmb_codes[3][16];
+
+extern const uint8_t ff_vc1_ttmb_bits[3][16];
/* TTBLK (Transform Type per Block) tables */
-static 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}
-};
-static 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}
-};
+extern const uint8_t ff_vc1_ttblk_codes[3][8];
+extern const uint8_t ff_vc1_ttblk_bits[3][8];
/* SUBBLKPAT tables, p93-94, reordered */
-static 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}
-};
-static 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}
-};
+extern const uint8_t ff_vc1_subblkpat_codes[3][15];
+extern const uint8_t ff_vc1_subblkpat_bits[3][15];
/* MV differential tables, p265 */
-static 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 */
- }
-};
-static 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 */
- }
-};
+extern const uint16_t ff_vc1_mv_diff_codes[4][73];
+extern const uint8_t ff_vc1_mv_diff_bits[4][73];
+
+/* Interlaced frame picture MBMODE VLC tables (p. 246, p. 360) */
+extern const uint16_t ff_vc1_intfr_4mv_mbmode_codes[4][15];
+extern const uint8_t ff_vc1_intfr_4mv_mbmode_bits[4][15];
+extern const uint8_t ff_vc1_intfr_non4mv_mbmode_codes[4][9];
+extern const uint8_t ff_vc1_intfr_non4mv_mbmode_bits[4][9];
+
+/* Interlaced field picture MBMODE VLC tables (p. 356 - 11.4.1, 11.4.2) */
+extern const uint8_t ff_vc1_if_mmv_mbmode_codes[8][8];
+extern const uint8_t ff_vc1_if_mmv_mbmode_bits[8][8];
+extern const uint8_t ff_vc1_if_1mv_mbmode_codes[8][6];
+extern const uint8_t ff_vc1_if_1mv_mbmode_bits[8][6];
+
+/* Interlaced frame/field picture MVDATA VLC tables */
+/* 1-reference tables */
+extern const uint32_t ff_vc1_1ref_mvdata_codes[4][72];
+extern const uint8_t ff_vc1_1ref_mvdata_bits[4][72];
+/* 2-reference tables */
+extern const uint32_t ff_vc1_2ref_mvdata_codes[8][126];
+extern const uint8_t ff_vc1_2ref_mvdata_bits[8][126];
/* 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) */
+extern const int8_t ff_vc1_simple_progressive_4x4_zz [16];
+extern const int8_t ff_vc1_adv_progressive_8x4_zz [32];
+extern const int8_t ff_vc1_adv_progressive_4x8_zz [32];
+extern const int8_t ff_vc1_adv_interlaced_8x8_zz [64];
+extern const int8_t ff_vc1_adv_interlaced_8x4_zz [32];
+extern const int8_t ff_vc1_adv_interlaced_4x8_zz [32];
+extern const int8_t ff_vc1_adv_interlaced_4x4_zz [16];
+extern const int8_t ff_vc1_intra_horz_8x8_zz [64];
+extern const int8_t ff_vc1_intra_vert_8x8_zz [64];
+
+/* DQScale as specified in 8.1.3.9 - almost identical to 0x40000/i */
+extern const int32_t ff_vc1_dqscale[63];
+
+/* P Interlaced field picture MV predictor scaling values (Table 114) */
+extern const uint16_t ff_vc1_field_mvpred_scales[2][7][4];
+/* B Interlaced field picture backward MV predictor scaling values for first field (Table 115) */
+extern const uint16_t ff_vc1_b_field_mvpred_scales[7][4];
+
+#define AC_MODES 8
+
+extern const int ff_vc1_ac_sizes[AC_MODES];
-#endif /* VC1DATA_H */
+#endif /* AVCODEC_VC1DATA_H */
projects / ffmpeg / blobdiff