1 /* 2 * Sony OpenMG (OMA) common data 3 * 4 * This file is part of FFmpeg. 5 * 6 * FFmpeg is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2.1 of the License, or (at your option) any later version. 10 * 11 * FFmpeg is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with FFmpeg; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 19 */ 20 21 #include "internal.h" 22 #include "oma.h" 23 #include "libavcodec/avcodec.h" 24 #include "libavutil/channel_layout.h" 25 26 const uint16_t ff_oma_srate_tab[8] = { 320, 441, 480, 882, 960, 0 }; 27 28 const AVCodecTag ff_oma_codec_tags[] = { 29 { AV_CODEC_ID_ATRAC3, OMA_CODECID_ATRAC3 }, 30 { AV_CODEC_ID_ATRAC3P, OMA_CODECID_ATRAC3P }, 31 { AV_CODEC_ID_MP3, OMA_CODECID_MP3 }, 32 { AV_CODEC_ID_PCM_S16BE, OMA_CODECID_LPCM }, 33 { AV_CODEC_ID_ATRAC3PAL, OMA_CODECID_ATRAC3PAL }, 34 { AV_CODEC_ID_ATRAC3AL, OMA_CODECID_ATRAC3AL }, 35 { 0 }, 36 }; 37 38 /** map ATRAC-X channel id to internal channel layout */ 39 const uint64_t ff_oma_chid_to_native_layout[7] = { 40 AV_CH_LAYOUT_MONO, 41 AV_CH_LAYOUT_STEREO, 42 AV_CH_LAYOUT_SURROUND, 43 AV_CH_LAYOUT_4POINT0, 44 AV_CH_LAYOUT_5POINT1_BACK, 45 AV_CH_LAYOUT_6POINT1_BACK, 46 AV_CH_LAYOUT_7POINT1 47 }; 48 49 /** map ATRAC-X channel id to total number of channels */ 50 const int ff_oma_chid_to_num_channels[7] = {1, 2, 3, 4, 6, 7, 8}; 51