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44 lines
1.9 KiB
44 lines
1.9 KiB
/* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#ifndef AVCODEC_FLACDSP_H |
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#define AVCODEC_FLACDSP_H |
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#include <stdint.h> |
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#include "libavutil/samplefmt.h" |
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typedef struct FLACDSPContext { |
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void (*decorrelate[4])(uint8_t **out, int32_t **in, int channels, |
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int len, int shift); |
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void (*lpc16)(int32_t *samples, const int coeffs[32], int order, |
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int qlevel, int len); |
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void (*lpc32)(int32_t *samples, const int coeffs[32], int order, |
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int qlevel, int len); |
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void (*lpc16_encode)(int32_t *res, const int32_t *smp, int len, int order, |
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const int32_t coefs[32], int shift); |
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void (*lpc32_encode)(int32_t *res, const int32_t *smp, int len, int order, |
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const int32_t coefs[32], int shift); |
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} FLACDSPContext; |
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void ff_flacdsp_init(FLACDSPContext *c, enum AVSampleFormat fmt, int channels); |
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void ff_flacdsp_init_arm(FLACDSPContext *c, enum AVSampleFormat fmt, int channels); |
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void ff_flacdsp_init_riscv(FLACDSPContext *c, enum AVSampleFormat fmt, int channels); |
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void ff_flacdsp_init_x86(FLACDSPContext *c, enum AVSampleFormat fmt, int channels); |
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#endif /* AVCODEC_FLACDSP_H */
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