X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fmpeg12data.h;h=c6750b81095082ac0b8f9d9bbb8af7851a827986;hb=f450cc7bc595155bacdb9f5d2414a076ccf81b4a;hp=4261986d2406cb81d281c42c3e2c97486492f569;hpb=80feb2a23ec6cc2ce459404041485a6dfaaffbe6;p=ffmpeg diff --git a/libavcodec/mpeg12data.h b/libavcodec/mpeg12data.h index 4261986d240..c6750b81095 100644 --- a/libavcodec/mpeg12data.h +++ b/libavcodec/mpeg12data.h @@ -1,400 +1,56 @@ /* - * MPEG1/2 tables + * MPEG-1/2 tables + * copyright (c) 2000,2001 Fabrice Bellard + * copyright (c) 2002-2004 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 */ -INT16 default_intra_matrix[64] = { - 8, 16, 19, 22, 26, 27, 29, 34, - 16, 16, 22, 24, 27, 29, 34, 37, - 19, 22, 26, 27, 29, 34, 34, 38, - 22, 22, 26, 27, 29, 34, 37, 40, - 22, 26, 27, 29, 32, 35, 40, 48, - 26, 27, 29, 32, 35, 40, 48, 58, - 26, 27, 29, 34, 38, 46, 56, 69, - 27, 29, 35, 38, 46, 56, 69, 83 -}; - -INT16 default_non_intra_matrix[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, -}; - -const unsigned char vlc_dc_table[256] = { - 0, 1, 2, 2, - 3, 3, 3, 3, - 4, 4, 4, 4, 4, 4, 4, 4, - 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, - 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, - - 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, - 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, - 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, - 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, - - 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, - 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, - 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, - 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, - 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, - 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, - 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, - 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, -}; - -const UINT16 vlc_dc_lum_code[12] = { - 0x4, 0x0, 0x1, 0x5, 0x6, 0xe, 0x1e, 0x3e, 0x7e, 0xfe, 0x1fe, 0x1ff, -}; -const unsigned char vlc_dc_lum_bits[12] = { - 3, 2, 2, 3, 3, 4, 5, 6, 7, 8, 9, 9, -}; - -const UINT16 vlc_dc_chroma_code[12] = { - 0x0, 0x1, 0x2, 0x6, 0xe, 0x1e, 0x3e, 0x7e, 0xfe, 0x1fe, 0x3fe, 0x3ff, -}; -const unsigned char vlc_dc_chroma_bits[12] = { - 2, 2, 2, 3, 4, 5, 6, 7, 8, 9, 10, 10, -}; - -static const UINT16 mpeg1_vlc[113][2] = { - { 0x3, 2 }, { 0x4, 4 }, { 0x5, 5 }, { 0x6, 7 }, - { 0x26, 8 }, { 0x21, 8 }, { 0xa, 10 }, { 0x1d, 12 }, - { 0x18, 12 }, { 0x13, 12 }, { 0x10, 12 }, { 0x1a, 13 }, - { 0x19, 13 }, { 0x18, 13 }, { 0x17, 13 }, { 0x1f, 14 }, - { 0x1e, 14 }, { 0x1d, 14 }, { 0x1c, 14 }, { 0x1b, 14 }, - { 0x1a, 14 }, { 0x19, 14 }, { 0x18, 14 }, { 0x17, 14 }, - { 0x16, 14 }, { 0x15, 14 }, { 0x14, 14 }, { 0x13, 14 }, - { 0x12, 14 }, { 0x11, 14 }, { 0x10, 14 }, { 0x18, 15 }, - { 0x17, 15 }, { 0x16, 15 }, { 0x15, 15 }, { 0x14, 15 }, - { 0x13, 15 }, { 0x12, 15 }, { 0x11, 15 }, { 0x10, 15 }, - { 0x3, 3 }, { 0x6, 6 }, { 0x25, 8 }, { 0xc, 10 }, - { 0x1b, 12 }, { 0x16, 13 }, { 0x15, 13 }, { 0x1f, 15 }, - { 0x1e, 15 }, { 0x1d, 15 }, { 0x1c, 15 }, { 0x1b, 15 }, - { 0x1a, 15 }, { 0x19, 15 }, { 0x13, 16 }, { 0x12, 16 }, - { 0x11, 16 }, { 0x10, 16 }, { 0x5, 4 }, { 0x4, 7 }, - { 0xb, 10 }, { 0x14, 12 }, { 0x14, 13 }, { 0x7, 5 }, - { 0x24, 8 }, { 0x1c, 12 }, { 0x13, 13 }, { 0x6, 5 }, - { 0xf, 10 }, { 0x12, 12 }, { 0x7, 6 }, { 0x9, 10 }, - { 0x12, 13 }, { 0x5, 6 }, { 0x1e, 12 }, { 0x14, 16 }, - { 0x4, 6 }, { 0x15, 12 }, { 0x7, 7 }, { 0x11, 12 }, - { 0x5, 7 }, { 0x11, 13 }, { 0x27, 8 }, { 0x10, 13 }, - { 0x23, 8 }, { 0x1a, 16 }, { 0x22, 8 }, { 0x19, 16 }, - { 0x20, 8 }, { 0x18, 16 }, { 0xe, 10 }, { 0x17, 16 }, - { 0xd, 10 }, { 0x16, 16 }, { 0x8, 10 }, { 0x15, 16 }, - { 0x1f, 12 }, { 0x1a, 12 }, { 0x19, 12 }, { 0x17, 12 }, - { 0x16, 12 }, { 0x1f, 13 }, { 0x1e, 13 }, { 0x1d, 13 }, - { 0x1c, 13 }, { 0x1b, 13 }, { 0x1f, 16 }, { 0x1e, 16 }, - { 0x1d, 16 }, { 0x1c, 16 }, { 0x1b, 16 }, - { 0x1, 6 }, /* escape */ - { 0x2, 2 }, /* EOB */ -}; - -static const UINT16 mpeg2_vlc[113][2] = { - {0x02, 2}, {0x06, 3}, {0x07, 4}, {0x1c, 5}, - {0x1d, 5}, {0x05, 6}, {0x04, 6}, {0x7b, 7}, - {0x7c, 7}, {0x23, 8}, {0x22, 8}, {0xfa, 8}, - {0xfb, 8}, {0xfe, 8}, {0xff, 8}, {0x1f,14}, - {0x1e,14}, {0x1d,14}, {0x1c,14}, {0x1b,14}, - {0x1a,14}, {0x19,14}, {0x18,14}, {0x17,14}, - {0x16,14}, {0x15,14}, {0x14,14}, {0x13,14}, - {0x12,14}, {0x11,14}, {0x10,14}, {0x18,15}, - {0x17,15}, {0x16,15}, {0x15,15}, {0x14,15}, - {0x13,15}, {0x12,15}, {0x11,15}, {0x10,15}, - {0x02, 3}, {0x06, 5}, {0x79, 7}, {0x27, 8}, - {0x20, 8}, {0x16,13}, {0x15,13}, {0x1f,15}, - {0x1e,15}, {0x1d,15}, {0x1c,15}, {0x1b,15}, - {0x1a,15}, {0x19,15}, {0x13,16}, {0x12,16}, - {0x11,16}, {0x10,16}, {0x05, 5}, {0x07, 7}, - {0xfc, 8}, {0x0c,10}, {0x14,13}, {0x07, 5}, - {0x26, 8}, {0x1c,12}, {0x13,13}, {0x06, 6}, - {0xfd, 8}, {0x12,12}, {0x07, 6}, {0x04, 9}, - {0x12,13}, {0x06, 7}, {0x1e,12}, {0x14,16}, - {0x04, 7}, {0x15,12}, {0x05, 7}, {0x11,12}, - {0x78, 7}, {0x11,13}, {0x7a, 7}, {0x10,13}, - {0x21, 8}, {0x1a,16}, {0x25, 8}, {0x19,16}, - {0x24, 8}, {0x18,16}, {0x05, 9}, {0x17,16}, - {0x07, 9}, {0x16,16}, {0x0d,10}, {0x15,16}, - {0x1f,12}, {0x1a,12}, {0x19,12}, {0x17,12}, - {0x16,12}, {0x1f,13}, {0x1e,13}, {0x1d,13}, - {0x1c,13}, {0x1b,13}, {0x1f,16}, {0x1e,16}, - {0x1d,16}, {0x1c,16}, {0x1b,16}, - {0x01,6}, /* escape */ - {0x06,4}, /* EOB */ -}; - -static const INT8 mpeg1_level[111] = { - 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, 30, 31, 32, - 33, 34, 35, 36, 37, 38, 39, 40, - 1, 2, 3, 4, 5, 6, 7, 8, - 9, 10, 11, 12, 13, 14, 15, 16, - 17, 18, 1, 2, 3, 4, 5, 1, - 2, 3, 4, 1, 2, 3, 1, 2, - 3, 1, 2, 3, 1, 2, 1, 2, - 1, 2, 1, 2, 1, 2, 1, 2, - 1, 2, 1, 2, 1, 2, 1, 2, - 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, -}; - -static const INT8 mpeg1_run[111] = { - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0, - 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 2, 2, 2, 2, 2, 3, - 3, 3, 3, 4, 4, 4, 5, 5, - 5, 6, 6, 6, 7, 7, 8, 8, - 9, 9, 10, 10, 11, 11, 12, 12, - 13, 13, 14, 14, 15, 15, 16, 16, - 17, 18, 19, 20, 21, 22, 23, 24, - 25, 26, 27, 28, 29, 30, 31, -}; - -static UINT8 mpeg1_index_run[2][64]; -static INT8 mpeg1_max_level[2][64]; +/** + * @file + * MPEG-1/2 tables. + */ -static RLTable rl_mpeg1 = { - 111, - 111, - mpeg1_vlc, - mpeg1_run, - mpeg1_level, -}; +#ifndef AVCODEC_MPEG12DATA_H +#define AVCODEC_MPEG12DATA_H -static RLTable rl_mpeg2 = { - 111, - 111, - mpeg2_vlc, - mpeg1_run, - mpeg1_level, -}; +#include +#include "libavutil/rational.h" +#include "rl.h" -static const UINT8 mbAddrIncrTable[35][2] = { - {0x1, 1}, - {0x3, 3}, - {0x2, 3}, - {0x3, 4}, - {0x2, 4}, - {0x3, 5}, - {0x2, 5}, - {0x7, 7}, - {0x6, 7}, - {0xb, 8}, - {0xa, 8}, - {0x9, 8}, - {0x8, 8}, - {0x7, 8}, - {0x6, 8}, - {0x17, 10}, - {0x16, 10}, - {0x15, 10}, - {0x14, 10}, - {0x13, 10}, - {0x12, 10}, - {0x23, 11}, - {0x22, 11}, - {0x21, 11}, - {0x20, 11}, - {0x1f, 11}, - {0x1e, 11}, - {0x1d, 11}, - {0x1c, 11}, - {0x1b, 11}, - {0x1a, 11}, - {0x19, 11}, - {0x18, 11}, - {0x8, 11}, /* escape */ - {0xf, 11}, /* stuffing */ -}; +extern const uint16_t ff_mpeg1_default_intra_matrix[64]; +extern const uint16_t ff_mpeg1_default_non_intra_matrix[64]; -static const UINT8 mbPatTable[63][2] = { - {0xb, 5}, - {0x9, 5}, - {0xd, 6}, - {0xd, 4}, - {0x17, 7}, - {0x13, 7}, - {0x1f, 8}, - {0xc, 4}, - {0x16, 7}, - {0x12, 7}, - {0x1e, 8}, - {0x13, 5}, - {0x1b, 8}, - {0x17, 8}, - {0x13, 8}, - {0xb, 4}, - {0x15, 7}, - {0x11, 7}, - {0x1d, 8}, - {0x11, 5}, - {0x19, 8}, - {0x15, 8}, - {0x11, 8}, - {0xf, 6}, - {0xf, 8}, - {0xd, 8}, - {0x3, 9}, - {0xf, 5}, - {0xb, 8}, - {0x7, 8}, - {0x7, 9}, - {0xa, 4}, - {0x14, 7}, - {0x10, 7}, - {0x1c, 8}, - {0xe, 6}, - {0xe, 8}, - {0xc, 8}, - {0x2, 9}, - {0x10, 5}, - {0x18, 8}, - {0x14, 8}, - {0x10, 8}, - {0xe, 5}, - {0xa, 8}, - {0x6, 8}, - {0x6, 9}, - {0x12, 5}, - {0x1a, 8}, - {0x16, 8}, - {0x12, 8}, - {0xd, 5}, - {0x9, 8}, - {0x5, 8}, - {0x5, 9}, - {0xc, 5}, - {0x8, 8}, - {0x4, 8}, - {0x4, 9}, - {0x7, 3}, - {0xa, 5}, - {0x8, 5}, - {0xc, 6} -}; +extern const uint16_t ff_mpeg12_vlc_dc_lum_code[12]; +extern const unsigned char ff_mpeg12_vlc_dc_lum_bits[12]; +extern const uint16_t ff_mpeg12_vlc_dc_chroma_code[12]; +extern const unsigned char ff_mpeg12_vlc_dc_chroma_bits[12]; -#define MB_INTRA 0x01 -#define MB_PAT 0x02 -#define MB_BACK 0x04 -#define MB_FOR 0x08 -#define MB_QUANT 0x10 +extern RLTable ff_rl_mpeg1; +extern RLTable ff_rl_mpeg2; -static const UINT8 table_mb_ptype[32][2] = { - { 0, 0 }, // 0x00 - { 3, 5 }, // 0x01 MB_INTRA - { 1, 2 }, // 0x02 MB_PAT - { 0, 0 }, // 0x03 - { 0, 0 }, // 0x04 - { 0, 0 }, // 0x05 - { 0, 0 }, // 0x06 - { 0, 0 }, // 0x07 - { 1, 3 }, // 0x08 MB_FOR - { 0, 0 }, // 0x09 - { 1, 1 }, // 0x0A MB_FOR|MB_PAT - { 0, 0 }, // 0x0B - { 0, 0 }, // 0x0C - { 0, 0 }, // 0x0D - { 0, 0 }, // 0x0E - { 0, 0 }, // 0x0F - { 0, 0 }, // 0x10 - { 1, 6 }, // 0x11 MB_QUANT|MB_INTRA - { 1, 5 }, // 0x12 MB_QUANT|MB_PAT - { 0, 0 }, // 0x13 - { 0, 0 }, // 0x14 - { 0, 0 }, // 0x15 - { 0, 0 }, // 0x16 - { 0, 0 }, // 0x17 - { 0, 0 }, // 0x18 - { 0, 0 }, // 0x19 - { 2, 5 }, // 0x1A MB_QUANT|MB_FOR|MB_PAT - { 0, 0 }, // 0x1B - { 0, 0 }, // 0x1C - { 0, 0 }, // 0x1D - { 0, 0 }, // 0x1E - { 0, 0 }, // 0x1F -}; +extern const uint8_t ff_mpeg12_mbAddrIncrTable[36][2]; +extern const uint8_t ff_mpeg12_mbPatTable[64][2]; -static const UINT8 table_mb_btype[32][2] = { - { 0, 0 }, // 0x00 - { 3, 5 }, // 0x01 MB_INTRA - { 0, 0 }, // 0x02 - { 0, 0 }, // 0x03 - { 2, 3 }, // 0x04 MB_BACK - { 0, 0 }, // 0x05 - { 3, 3 }, // 0x06 MB_BACK|MB_PAT - { 0, 0 }, // 0x07 - { 2, 4 }, // 0x08 MB_FOR - { 0, 0 }, // 0x09 - { 3, 4 }, // 0x0A MB_FOR|MB_PAT - { 0, 0 }, // 0x0B - { 2, 2 }, // 0x0C MB_FOR|MB_BACK - { 0, 0 }, // 0x0D - { 3, 2 }, // 0x0E MB_FOR|MB_BACK|MB_PAT - { 0, 0 }, // 0x0F - { 0, 0 }, // 0x10 - { 1, 6 }, // 0x11 MB_QUANT|MB_INTRA - { 0, 0 }, // 0x12 - { 0, 0 }, // 0x13 - { 0, 0 }, // 0x14 - { 0, 0 }, // 0x15 - { 2, 6 }, // 0x16 MB_QUANT|MB_BACK|MB_PAT - { 0, 0 }, // 0x17 - { 0, 0 }, // 0x18 - { 0, 0 }, // 0x19 - { 3, 6 }, // 0x1A MB_QUANT|MB_FOR|MB_PAT - { 0, 0 }, // 0x1B - { 0, 0 }, // 0x1C - { 0, 0 }, // 0x1D - { 2, 5 }, // 0x1E MB_QUANT|MB_FOR|MB_BACK|MB_PAT - { 0, 0 }, // 0x1F -}; +extern const uint8_t ff_mpeg12_mbMotionVectorTable[17][2]; -static const UINT8 mbMotionVectorTable[17][2] = { -{ 0x1, 1 }, -{ 0x1, 2 }, -{ 0x1, 3 }, -{ 0x1, 4 }, -{ 0x3, 6 }, -{ 0x5, 7 }, -{ 0x4, 7 }, -{ 0x3, 7 }, -{ 0xb, 9 }, -{ 0xa, 9 }, -{ 0x9, 9 }, -{ 0x11, 10 }, -{ 0x10, 10 }, -{ 0xf, 10 }, -{ 0xe, 10 }, -{ 0xd, 10 }, -{ 0xc, 10 }, -}; +extern const AVRational ff_mpeg12_frame_rate_tab[]; -static const int frame_rate_tab[9] = { - 0, - (int)(23.976 * FRAME_RATE_BASE), - (int)(24 * FRAME_RATE_BASE), - (int)(25 * FRAME_RATE_BASE), - (int)(29.97 * FRAME_RATE_BASE), - (int)(30 * FRAME_RATE_BASE), - (int)(50 * FRAME_RATE_BASE), - (int)(59.94 * FRAME_RATE_BASE), - (int)(60 * FRAME_RATE_BASE), -}; +extern const float ff_mpeg1_aspect[16]; +extern const AVRational ff_mpeg2_aspect[16]; -static const UINT8 non_linear_qscale[32] = { - 0, 1, 2, 3, 4, 5, 6, 7, - 8,10,12,14,16,18,20,22, - 24,28,32,36,40,44,48,52, - 56,64,72,80,88,96,104,112, -}; +#endif /* AVCODEC_MPEG12DATA_H */