2 * ALAC encoder and decoder common data
4 * This file is part of FFmpeg.
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.
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.
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
21 #ifndef AVCODEC_ALAC_DATA_H
22 #define AVCODEC_ALAC_DATA_H
26 enum AlacRawDataBlockType
{
27 /* At the moment, only SCE, CPE, LFE, and END are recognized. */
38 #define ALAC_MAX_CHANNELS 8
40 extern const uint8_t ff_alac_channel_layout_offsets
[ALAC_MAX_CHANNELS
][ALAC_MAX_CHANNELS
];
42 extern const uint64_t ff_alac_channel_layouts
[ALAC_MAX_CHANNELS
+ 1];
44 extern const enum AlacRawDataBlockType ff_alac_channel_elements
[ALAC_MAX_CHANNELS
][5];
46 #endif /* AVCODEC_ALAC_DATA_H */