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author | James Almer <jamrial@gmail.com> | 2015-10-04 14:09:05 -0300 |
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committer | James Almer <jamrial@gmail.com> | 2015-10-04 14:10:05 -0300 |
commit | b70566d6ca7b7ae60ec1db01b50d461672c8b03f (patch) | |
tree | ec3a706901d86735cc323bbc7aef97d0fbe60128 /libavcodec/alacdsp.h | |
parent | 2cbaa078d18a8cf0ca28e5bb2ee9398a3e08b7b6 (diff) | |
download | ffmpeg-b70566d6ca7b7ae60ec1db01b50d461672c8b03f.tar.gz |
avcodec/alacdec: split off decorrelate_stereo and append_extra_bits as alacdsp
Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: James Almer <jamrial@gmail.com>
Diffstat (limited to 'libavcodec/alacdsp.h')
-rw-r--r-- | libavcodec/alacdsp.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/libavcodec/alacdsp.h b/libavcodec/alacdsp.h new file mode 100644 index 0000000000..a7acdbb56a --- /dev/null +++ b/libavcodec/alacdsp.h @@ -0,0 +1,33 @@ +/* + * 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_ALACDSP_H +#define AVCODEC_ALACDSP_H + +#include <stdint.h> + +typedef struct ALACDSPContext { + void (*decorrelate_stereo)(int32_t *buffer[2], int nb_samples, + int decorr_shift, int decorr_left_weight); + void (*append_extra_bits[2])(int32_t *buffer[2], int32_t *extra_bits_buffer[2], + int extra_bits, int channels, int nb_samples); +} ALACDSPContext; + +void ff_alacdsp_init(ALACDSPContext *c); + +#endif /* AVCODEC_ALACDSP_H */ |