| /* |
| * H.263+ tables |
| * |
| * 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 |
| * H.263 tables. |
| */ |
| |
| #include <stdint.h> |
| |
| #include "h263data.h" |
| #include "mpegvideo.h" |
| |
| uint8_t ff_h263_static_rl_table_store[2][2][2 * MAX_RUN + MAX_LEVEL + 3]; |
| |
| /* intra MCBPC, mb_type = (intra), then (intraq) */ |
| const uint8_t ff_h263_intra_MCBPC_code[9] = { 1, 1, 2, 3, 1, 1, 2, 3, 1 }; |
| const uint8_t ff_h263_intra_MCBPC_bits[9] = { 1, 3, 3, 3, 4, 6, 6, 6, 9 }; |
| |
| /* inter MCBPC, mb_type = (inter), (intra), (interq), (intraq), (inter4v) */ |
| /* Changed the tables for interq and inter4v+q, following the standard |
| * ** Juanjo ** */ |
| const uint8_t ff_h263_inter_MCBPC_code[28] = { |
| 1, 3, 2, 5, |
| 3, 4, 3, 3, |
| 3, 7, 6, 5, |
| 4, 4, 3, 2, |
| 2, 5, 4, 5, |
| 1, 0, 0, 0, /* Stuffing */ |
| 2, 12, 14, 15, |
| }; |
| const uint8_t ff_h263_inter_MCBPC_bits[28] = { |
| 1, 4, 4, 6, /* inter */ |
| 5, 8, 8, 7, /* intra */ |
| 3, 7, 7, 9, /* interQ */ |
| 6, 9, 9, 9, /* intraQ */ |
| 3, 7, 7, 8, /* inter4 */ |
| 9, 0, 0, 0, /* Stuffing */ |
| 11, 13, 13, 13, /* inter4Q */ |
| }; |
| |
| const uint8_t ff_h263_mbtype_b_tab[15][2] = { |
| { 1, 1 }, |
| { 3, 3 }, |
| { 1, 5 }, |
| { 4, 4 }, |
| { 5, 4 }, |
| { 6, 6 }, |
| { 2, 4 }, |
| { 3, 4 }, |
| { 7, 6 }, |
| { 4, 6 }, |
| { 5, 6 }, |
| { 1, 6 }, |
| { 1, 10 }, |
| { 1, 7 }, |
| { 1, 8 }, |
| }; |
| |
| const uint8_t ff_cbpc_b_tab[4][2] = { |
| { 0, 1 }, |
| { 2, 2 }, |
| { 7, 3 }, |
| { 6, 3 }, |
| }; |
| |
| const uint8_t ff_h263_cbpy_tab[16][2] = { |
| { 3, 4 }, { 5, 5 }, { 4, 5 }, { 9, 4 }, { 3, 5 }, { 7, 4 }, { 2, 6 }, |
| { 11, 4 }, { 2, 5 }, { 3, 6 }, { 5, 4 }, { 10, 4 }, { 4, 4 }, { 8, 4 }, |
| { 6, 4 }, { 3, 2 } |
| }; |
| |
| const uint8_t ff_mvtab[33][2] = { |
| { 1, 1 }, { 1, 2 }, { 1, 3 }, { 1, 4 }, { 3, 6 }, { 5, 7 }, |
| { 4, 7 }, { 3, 7 }, { 11, 9 }, { 10, 9 }, { 9, 9 }, { 17, 10 }, |
| { 16, 10 }, { 15, 10 }, { 14, 10 }, { 13, 10 }, { 12, 10 }, { 11, 10 }, |
| { 10, 10 }, { 9, 10 }, { 8, 10 }, { 7, 10 }, { 6, 10 }, { 5, 10 }, |
| { 4, 10 }, { 7, 11 }, { 6, 11 }, { 5, 11 }, { 4, 11 }, { 3, 11 }, |
| { 2, 11 }, { 3, 12 }, { 2, 12 } |
| }; |
| |
| /* third non intra table */ |
| const uint16_t ff_inter_vlc[103][2] = { |
| { 0x2, 2 }, { 0xf, 4 }, { 0x15, 6 }, { 0x17, 7 }, |
| { 0x1f, 8 }, { 0x25, 9 }, { 0x24, 9 }, { 0x21, 10 }, |
| { 0x20, 10 }, { 0x7, 11 }, { 0x6, 11 }, { 0x20, 11 }, |
| { 0x6, 3 }, { 0x14, 6 }, { 0x1e, 8 }, { 0xf, 10 }, |
| { 0x21, 11 }, { 0x50, 12 }, { 0xe, 4 }, { 0x1d, 8 }, |
| { 0xe, 10 }, { 0x51, 12 }, { 0xd, 5 }, { 0x23, 9 }, |
| { 0xd, 10 }, { 0xc, 5 }, { 0x22, 9 }, { 0x52, 12 }, |
| { 0xb, 5 }, { 0xc, 10 }, { 0x53, 12 }, { 0x13, 6 }, |
| { 0xb, 10 }, { 0x54, 12 }, { 0x12, 6 }, { 0xa, 10 }, |
| { 0x11, 6 }, { 0x9, 10 }, { 0x10, 6 }, { 0x8, 10 }, |
| { 0x16, 7 }, { 0x55, 12 }, { 0x15, 7 }, { 0x14, 7 }, |
| { 0x1c, 8 }, { 0x1b, 8 }, { 0x21, 9 }, { 0x20, 9 }, |
| { 0x1f, 9 }, { 0x1e, 9 }, { 0x1d, 9 }, { 0x1c, 9 }, |
| { 0x1b, 9 }, { 0x1a, 9 }, { 0x22, 11 }, { 0x23, 11 }, |
| { 0x56, 12 }, { 0x57, 12 }, { 0x7, 4 }, { 0x19, 9 }, |
| { 0x5, 11 }, { 0xf, 6 }, { 0x4, 11 }, { 0xe, 6 }, |
| { 0xd, 6 }, { 0xc, 6 }, { 0x13, 7 }, { 0x12, 7 }, |
| { 0x11, 7 }, { 0x10, 7 }, { 0x1a, 8 }, { 0x19, 8 }, |
| { 0x18, 8 }, { 0x17, 8 }, { 0x16, 8 }, { 0x15, 8 }, |
| { 0x14, 8 }, { 0x13, 8 }, { 0x18, 9 }, { 0x17, 9 }, |
| { 0x16, 9 }, { 0x15, 9 }, { 0x14, 9 }, { 0x13, 9 }, |
| { 0x12, 9 }, { 0x11, 9 }, { 0x7, 10 }, { 0x6, 10 }, |
| { 0x5, 10 }, { 0x4, 10 }, { 0x24, 11 }, { 0x25, 11 }, |
| { 0x26, 11 }, { 0x27, 11 }, { 0x58, 12 }, { 0x59, 12 }, |
| { 0x5a, 12 }, { 0x5b, 12 }, { 0x5c, 12 }, { 0x5d, 12 }, |
| { 0x5e, 12 }, { 0x5f, 12 }, { 0x3, 7 }, |
| }; |
| |
| const int8_t ff_inter_level[102] = { |
| 1, 2, 3, 4, 5, 6, 7, 8, |
| 9, 10, 11, 12, 1, 2, 3, 4, |
| 5, 6, 1, 2, 3, 4, 1, 2, |
| 3, 1, 2, 3, 1, 2, 3, 1, |
| 2, 3, 1, 2, 1, 2, 1, 2, |
| 1, 2, 1, 1, 1, 1, 1, 1, |
| 1, 1, 1, 1, 1, 1, 1, 1, |
| 1, 1, 1, 2, 3, 1, 2, 1, |
| 1, 1, 1, 1, 1, 1, 1, 1, |
| 1, 1, 1, 1, 1, 1, 1, 1, |
| 1, 1, 1, 1, 1, 1, 1, 1, |
| 1, 1, 1, 1, 1, 1, 1, 1, |
| 1, 1, 1, 1, 1, 1, |
| }; |
| |
| const int8_t ff_inter_run[102] = { |
| 0, 0, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 1, 1, 1, 1, |
| 1, 1, 2, 2, 2, 2, 3, 3, |
| 3, 4, 4, 4, 5, 5, 5, 6, |
| 6, 6, 7, 7, 8, 8, 9, 9, |
| 10, 10, 11, 12, 13, 14, 15, 16, |
| 17, 18, 19, 20, 21, 22, 23, 24, |
| 25, 26, 0, 0, 0, 1, 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, |
| }; |
| |
| RLTable ff_h263_rl_inter = { |
| 102, |
| 58, |
| ff_inter_vlc, |
| ff_inter_run, |
| ff_inter_level, |
| }; |
| |
| static const uint16_t intra_vlc_aic[103][2] = { |
| { 0x2, 2 }, { 0x6, 3 }, { 0xe, 4 }, { 0xc, 5 }, |
| { 0xd, 5 }, { 0x10, 6 }, { 0x11, 6 }, { 0x12, 6 }, |
| { 0x16, 7 }, { 0x1b, 8 }, { 0x20, 9 }, { 0x21, 9 }, |
| { 0x1a, 9 }, { 0x1b, 9 }, { 0x1c, 9 }, { 0x1d, 9 }, |
| { 0x1e, 9 }, { 0x1f, 9 }, { 0x23, 11 }, { 0x22, 11 }, |
| { 0x57, 12 }, { 0x56, 12 }, { 0x55, 12 }, { 0x54, 12 }, |
| { 0x53, 12 }, { 0xf, 4 }, { 0x14, 6 }, { 0x14, 7 }, |
| { 0x1e, 8 }, { 0xf, 10 }, { 0x21, 11 }, { 0x50, 12 }, |
| { 0xb, 5 }, { 0x15, 7 }, { 0xe, 10 }, { 0x9, 10 }, |
| { 0x15, 6 }, { 0x1d, 8 }, { 0xd, 10 }, { 0x51, 12 }, |
| { 0x13, 6 }, { 0x23, 9 }, { 0x7, 11 }, { 0x17, 7 }, |
| { 0x22, 9 }, { 0x52, 12 }, { 0x1c, 8 }, { 0xc, 10 }, |
| { 0x1f, 8 }, { 0xb, 10 }, { 0x25, 9 }, { 0xa, 10 }, |
| { 0x24, 9 }, { 0x6, 11 }, { 0x21, 10 }, { 0x20, 10 }, |
| { 0x8, 10 }, { 0x20, 11 }, { 0x7, 4 }, { 0xc, 6 }, |
| { 0x10, 7 }, { 0x13, 8 }, { 0x11, 9 }, { 0x12, 9 }, |
| { 0x4, 10 }, { 0x27, 11 }, { 0x26, 11 }, { 0x5f, 12 }, |
| { 0xf, 6 }, { 0x13, 9 }, { 0x5, 10 }, { 0x25, 11 }, |
| { 0xe, 6 }, { 0x14, 9 }, { 0x24, 11 }, { 0xd, 6 }, |
| { 0x6, 10 }, { 0x5e, 12 }, { 0x11, 7 }, { 0x7, 10 }, |
| { 0x13, 7 }, { 0x5d, 12 }, { 0x12, 7 }, { 0x5c, 12 }, |
| { 0x14, 8 }, { 0x5b, 12 }, { 0x15, 8 }, { 0x1a, 8 }, |
| { 0x19, 8 }, { 0x18, 8 }, { 0x17, 8 }, { 0x16, 8 }, |
| { 0x19, 9 }, { 0x15, 9 }, { 0x16, 9 }, { 0x18, 9 }, |
| { 0x17, 9 }, { 0x4, 11 }, { 0x5, 11 }, { 0x58, 12 }, |
| { 0x59, 12 }, { 0x5a, 12 }, { 0x3, 7 }, |
| }; |
| |
| static const int8_t intra_run_aic[102] = { |
| 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, |
| 2, 2, 2, 2, 3, 3, 3, 3, |
| 4, 4, 4, 5, 5, 5, 6, 6, |
| 7, 7, 8, 8, 9, 9, 10, 11, |
| 12, 13, 0, 0, 0, 0, 0, 0, |
| 0, 0, 0, 0, 1, 1, 1, 1, |
| 2, 2, 2, 3, 3, 3, 4, 4, |
| 5, 5, 6, 6, 7, 7, 8, 9, |
| 10, 11, 12, 13, 14, 15, 16, 17, |
| 18, 19, 20, 21, 22, 23, |
| }; |
| |
| static const int8_t intra_level_aic[102] = { |
| 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, 1, 2, 3, 4, 5, 6, 7, |
| 1, 2, 3, 4, 1, 2, 3, 4, |
| 1, 2, 3, 1, 2, 3, 1, 2, |
| 1, 2, 1, 2, 1, 2, 1, 1, |
| 1, 1, 1, 2, 3, 4, 5, 6, |
| 7, 8, 9, 10, 1, 2, 3, 4, |
| 1, 2, 3, 1, 2, 3, 1, 2, |
| 1, 2, 1, 2, 1, 2, 1, 1, |
| 1, 1, 1, 1, 1, 1, 1, 1, |
| 1, 1, 1, 1, 1, 1, |
| }; |
| |
| RLTable ff_rl_intra_aic = { |
| 102, |
| 58, |
| intra_vlc_aic, |
| intra_run_aic, |
| intra_level_aic, |
| }; |
| |
| const uint16_t ff_h263_format[8][2] = { |
| { 0, 0 }, |
| { 128, 96 }, |
| { 176, 144 }, |
| { 352, 288 }, |
| { 704, 576 }, |
| { 1408, 1152 }, |
| }; |
| |
| const uint8_t ff_aic_dc_scale_table[32] = { |
| // 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 30 31 |
| 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62 |
| }; |
| |
| const uint8_t ff_modified_quant_tab[2][32] = { |
| // 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 30 31 |
| { |
| 0, 3, 1, 2, 3, 4, 5, 6, 7, 8, 9, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28 |
| }, |
| { |
| 0, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 24, 25, 26, 27, 28, 29, 30, 31, 31, 31, 26 |
| } |
| }; |
| |
| const uint8_t ff_h263_chroma_qscale_table[32] = { |
| // 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 30 31 |
| 0, 1, 2, 3, 4, 5, 6, 6, 7, 8, 9, 9, 10, 10, 11, 11, 12, 12, 12, 13, 13, 13, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15 |
| }; |
| |
| const uint16_t ff_mba_max[6] = { |
| 47, 98, 395, 1583, 6335, 9215 |
| }; |
| |
| const uint8_t ff_mba_length[7] = { |
| 6, 7, 9, 11, 13, 14, 14 |
| }; |
| |
| const AVRational ff_h263_pixel_aspect[16] = { |
| { 0, 1 }, |
| { 1, 1 }, |
| { 12, 11 }, |
| { 10, 11 }, |
| { 16, 11 }, |
| { 40, 33 }, |
| { 0, 1 }, |
| { 0, 1 }, |
| { 0, 1 }, |
| { 0, 1 }, |
| { 0, 1 }, |
| { 0, 1 }, |
| { 0, 1 }, |
| { 0, 1 }, |
| { 0, 1 }, |
| { 0, 1 }, |
| }; |
