1 /* 2 * AAC encoder data 3 * Copyright (c) 2015 Rostislav Pehlivanov ( atomnuker gmail com ) 4 * 5 * This file is part of FFmpeg. 6 * 7 * FFmpeg is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Lesser General Public 9 * License as published by the Free Software Foundation; either 10 * version 2.1 of the License, or (at your option) any later version. 11 * 12 * FFmpeg is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Lesser General Public License for more details. 16 * 17 * You should have received a copy of the GNU Lesser General Public 18 * License along with FFmpeg; if not, write to the Free Software 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 20 */ 21 22 #include "aacenctab.h" 23 24 static const uint8_t swb_size_128_96[] = { 25 4, 4, 4, 4, 4, 4, 8, 8, 8, 16, 28, 36 26 }; 27 28 static const uint8_t swb_size_128_64[] = { 29 4, 4, 4, 4, 4, 4, 8, 8, 8, 16, 28, 36 30 }; 31 32 static const uint8_t swb_size_128_48[] = { 33 4, 4, 4, 4, 4, 8, 8, 8, 12, 12, 12, 16, 16, 16 34 }; 35 36 static const uint8_t swb_size_128_24[] = { 37 4, 4, 4, 4, 4, 4, 4, 8, 8, 8, 12, 12, 16, 16, 20 38 }; 39 40 static const uint8_t swb_size_128_16[] = { 41 4, 4, 4, 4, 4, 4, 4, 4, 8, 8, 12, 12, 16, 20, 20 42 }; 43 44 static const uint8_t swb_size_128_8[] = { 45 4, 4, 4, 4, 4, 4, 4, 8, 8, 8, 8, 12, 16, 20, 20 46 }; 47 48 static const uint8_t swb_size_1024_96[] = { 49 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 8, 8, 8, 8, 8, 50 12, 12, 12, 12, 12, 16, 16, 24, 28, 36, 44, 51 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64 52 }; 53 54 static const uint8_t swb_size_1024_64[] = { 55 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 8, 8, 8, 8, 56 12, 12, 12, 16, 16, 16, 20, 24, 24, 28, 36, 57 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40 58 }; 59 60 static const uint8_t swb_size_1024_48[] = { 61 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 8, 8, 8, 8, 8, 8, 8, 62 12, 12, 12, 12, 16, 16, 20, 20, 24, 24, 28, 28, 63 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 64 96 65 }; 66 67 static const uint8_t swb_size_1024_32[] = { 68 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 8, 8, 8, 8, 8, 8, 8, 69 12, 12, 12, 12, 16, 16, 20, 20, 24, 24, 28, 28, 70 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32, 32 71 }; 72 73 static const uint8_t swb_size_1024_24[] = { 74 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 75 12, 12, 12, 12, 16, 16, 16, 20, 20, 24, 24, 28, 28, 76 32, 36, 36, 40, 44, 48, 52, 52, 64, 64, 64, 64, 64 77 }; 78 79 static const uint8_t swb_size_1024_16[] = { 80 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 81 12, 12, 12, 12, 12, 12, 12, 12, 12, 16, 16, 16, 16, 20, 20, 20, 24, 24, 28, 28, 82 32, 36, 40, 40, 44, 48, 52, 56, 60, 64, 64, 64 83 }; 84 85 static const uint8_t swb_size_1024_8[] = { 86 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 87 16, 16, 16, 16, 16, 16, 16, 20, 20, 20, 20, 24, 24, 24, 28, 28, 88 32, 36, 36, 40, 44, 48, 52, 56, 60, 64, 80 89 }; 90 91 const uint8_t *const ff_aac_swb_size_128[] = { 92 swb_size_128_96, swb_size_128_96, swb_size_128_64, 93 swb_size_128_48, swb_size_128_48, swb_size_128_48, 94 swb_size_128_24, swb_size_128_24, swb_size_128_16, 95 swb_size_128_16, swb_size_128_16, swb_size_128_8, 96 swb_size_128_8 97 }; 98 99 const uint8_t *const ff_aac_swb_size_1024[] = { 100 swb_size_1024_96, swb_size_1024_96, swb_size_1024_64, 101 swb_size_1024_48, swb_size_1024_48, swb_size_1024_32, 102 swb_size_1024_24, swb_size_1024_24, swb_size_1024_16, 103 swb_size_1024_16, swb_size_1024_16, swb_size_1024_8, 104 swb_size_1024_8 105 }; 106 107 const int ff_aac_swb_size_128_len = FF_ARRAY_ELEMS(ff_aac_swb_size_128); 108 const int ff_aac_swb_size_1024_len = FF_ARRAY_ELEMS(ff_aac_swb_size_1024); 109