diff options
Diffstat (limited to 'libavcodec/alac_data.h')
-rw-r--r-- | libavcodec/alac_data.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/libavcodec/alac_data.h b/libavcodec/alac_data.h new file mode 100644 index 0000000000..650d6dcd15 --- /dev/null +++ b/libavcodec/alac_data.h @@ -0,0 +1,46 @@ +/* + * ALAC encoder and decoder common data + * + * 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 + */ + +#ifndef AVCODEC_ALAC_DATA_H +#define AVCODEC_ALAC_DATA_H + +#include <stdint.h> + +enum AlacRawDataBlockType { + /* At the moment, only SCE, CPE, LFE, and END are recognized. */ + TYPE_SCE, + TYPE_CPE, + TYPE_CCE, + TYPE_LFE, + TYPE_DSE, + TYPE_PCE, + TYPE_FIL, + TYPE_END +}; + +#define ALAC_MAX_CHANNELS 8 + +extern const uint8_t ff_alac_channel_layout_offsets[ALAC_MAX_CHANNELS][ALAC_MAX_CHANNELS]; + +extern const uint64_t ff_alac_channel_layouts[ALAC_MAX_CHANNELS + 1]; + +extern const enum AlacRawDataBlockType ff_alac_channel_elements[ALAC_MAX_CHANNELS][5]; + +#endif /* AVCODEC_ALAC_DATA_H */ |