mirror of
https://github.com/librempeg/librempeg
synced 2024-11-23 19:58:59 +00:00
9b4cc0f35c
* commit 'fe27792fd779ac4cdd5e57be5f6f488483c307b2': build: Move ff_mpeg12_frame_rate_tab to a separate file Merged-by: Hendrik Leppkes <h.leppkes@gmail.com>
413 lines
9.9 KiB
C
413 lines
9.9 KiB
C
/*
|
|
* MPEG-1/2 tables
|
|
* copyright (c) 2000,2001 Fabrice Bellard
|
|
* copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
|
|
*
|
|
* This file is part of FFmpeg.
|
|
*
|
|
* FFmpeg 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.
|
|
*
|
|
* FFmpeg 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 FFmpeg; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
/**
|
|
* @file
|
|
* MPEG-1/2 tables.
|
|
*/
|
|
|
|
#include "mpeg12data.h"
|
|
|
|
const uint16_t ff_mpeg1_default_intra_matrix[256] = {
|
|
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
|
|
};
|
|
|
|
const uint16_t ff_mpeg1_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 uint16_t ff_mpeg12_vlc_dc_lum_code[12] = {
|
|
0x4, 0x0, 0x1, 0x5, 0x6, 0xe, 0x1e, 0x3e, 0x7e, 0xfe, 0x1fe, 0x1ff,
|
|
};
|
|
const unsigned char ff_mpeg12_vlc_dc_lum_bits[12] = {
|
|
3, 2, 2, 3, 3, 4, 5, 6, 7, 8, 9, 9,
|
|
};
|
|
|
|
const uint16_t ff_mpeg12_vlc_dc_chroma_code[12] = {
|
|
0x0, 0x1, 0x2, 0x6, 0xe, 0x1e, 0x3e, 0x7e, 0xfe, 0x1fe, 0x3fe, 0x3ff,
|
|
};
|
|
const unsigned char ff_mpeg12_vlc_dc_chroma_bits[12] = {
|
|
2, 2, 2, 3, 4, 5, 6, 7, 8, 9, 10, 10,
|
|
};
|
|
|
|
static const uint16_t 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_t 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_t 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_t 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,
|
|
};
|
|
|
|
RLTable ff_rl_mpeg1 = {
|
|
111,
|
|
111,
|
|
mpeg1_vlc,
|
|
mpeg1_run,
|
|
mpeg1_level,
|
|
};
|
|
|
|
RLTable ff_rl_mpeg2 = {
|
|
111,
|
|
111,
|
|
mpeg2_vlc,
|
|
mpeg1_run,
|
|
mpeg1_level,
|
|
};
|
|
|
|
const uint8_t ff_mpeg12_mbAddrIncrTable[36][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 */
|
|
{0x0, 8}, /* end (and 15 more 0 bits should follow) */
|
|
};
|
|
|
|
const uint8_t ff_mpeg12_mbPatTable[64][2] = {
|
|
{0x1, 9},
|
|
{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}
|
|
};
|
|
|
|
const uint8_t ff_mpeg12_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 },
|
|
};
|
|
|
|
const AVRational ff_mpeg2_frame_rate_tab[] = {
|
|
{ 1, 1},
|
|
{ 2, 1},
|
|
{ 3, 1},
|
|
{ 4, 1},
|
|
{ 5, 1},
|
|
{ 6, 1},
|
|
{ 8, 1},
|
|
{ 9, 1},
|
|
{ 10, 1},
|
|
{ 12, 1},
|
|
{ 15, 1},
|
|
{ 16, 1},
|
|
{ 18, 1},
|
|
{ 20, 1},
|
|
{ 24, 1},
|
|
{ 25, 1},
|
|
{ 30, 1},
|
|
{ 32, 1},
|
|
{ 36, 1},
|
|
{ 40, 1},
|
|
{ 45, 1},
|
|
{ 48, 1},
|
|
{ 50, 1},
|
|
{ 60, 1},
|
|
{ 72, 1},
|
|
{ 75, 1},
|
|
{ 80, 1},
|
|
{ 90, 1},
|
|
{ 96, 1},
|
|
{ 100, 1},
|
|
{ 120, 1},
|
|
{ 150, 1},
|
|
{ 180, 1},
|
|
{ 200, 1},
|
|
{ 240, 1},
|
|
{ 750, 1001},
|
|
{ 800, 1001},
|
|
{ 960, 1001},
|
|
{ 1000, 1001},
|
|
{ 1200, 1001},
|
|
{ 1250, 1001},
|
|
{ 1500, 1001},
|
|
{ 1600, 1001},
|
|
{ 1875, 1001},
|
|
{ 2000, 1001},
|
|
{ 2400, 1001},
|
|
{ 2500, 1001},
|
|
{ 3000, 1001},
|
|
{ 3750, 1001},
|
|
{ 4000, 1001},
|
|
{ 4800, 1001},
|
|
{ 5000, 1001},
|
|
{ 6000, 1001},
|
|
{ 7500, 1001},
|
|
{ 8000, 1001},
|
|
{ 10000, 1001},
|
|
{ 12000, 1001},
|
|
{ 15000, 1001},
|
|
{ 20000, 1001},
|
|
{ 24000, 1001},
|
|
{ 30000, 1001},
|
|
{ 60000, 1001},
|
|
{ 0, 0},
|
|
};
|
|
|
|
const float ff_mpeg1_aspect[16]={
|
|
0.0000,
|
|
1.0000,
|
|
0.6735,
|
|
0.7031,
|
|
|
|
0.7615,
|
|
0.8055,
|
|
0.8437,
|
|
0.8935,
|
|
|
|
0.9157,
|
|
0.9815,
|
|
1.0255,
|
|
1.0695,
|
|
|
|
1.0950,
|
|
1.1575,
|
|
1.2015,
|
|
};
|
|
|
|
const AVRational ff_mpeg2_aspect[16]={
|
|
{0,1},
|
|
{1,1},
|
|
{4,3},
|
|
{16,9},
|
|
{221,100},
|
|
{0,1},
|
|
{0,1},
|
|
{0,1},
|
|
{0,1},
|
|
{0,1},
|
|
{0,1},
|
|
{0,1},
|
|
{0,1},
|
|
{0,1},
|
|
{0,1},
|
|
{0,1},
|
|
};
|