diff options
Diffstat (limited to 'libavcodec/flacdsp.h')
-rw-r--r-- | libavcodec/flacdsp.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/libavcodec/flacdsp.h b/libavcodec/flacdsp.h new file mode 100644 index 0000000000..e2abefb7f5 --- /dev/null +++ b/libavcodec/flacdsp.h @@ -0,0 +1,34 @@ +/* + * 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_FLACDSP_H +#define AVCODEC_FLACDSP_H + +#include <stdint.h> +#include "libavutil/samplefmt.h" + +typedef struct FLACDSPContext { + void (*decorrelate[4])(uint8_t **out, int32_t **in, int channels, + int len, int shift); + void (*lpc)(int32_t *samples, const int coeffs[32], int order, + int qlevel, int len); +} FLACDSPContext; + +void ff_flacdsp_init(FLACDSPContext *c, enum AVSampleFormat fmt); + +#endif /* AVCODEC_FLACDSP_H */ |