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50 lines
2.0 KiB
50 lines
2.0 KiB
/* |
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* Copyright (c) 2012 Andrew D'Addesio |
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* Copyright (c) 2013-2014 Mozilla Corporation |
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* Copyright (c) 2016 Rostislav Pehlivanov <atomnuker@gmail.com> |
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* |
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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_OPUS_PVQ_H |
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#define AVCODEC_OPUS_PVQ_H |
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#include "opus_celt.h" |
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#define QUANT_FN(name) uint32_t (name)(struct CeltPVQ *pvq, CeltFrame *f, \ |
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OpusRangeCoder *rc, const int band, float *X, \ |
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float *Y, int N, int b, uint32_t blocks, \ |
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float *lowband, int duration, \ |
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float *lowband_out, int level, float gain, \ |
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float *lowband_scratch, int fill) |
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struct CeltPVQ { |
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DECLARE_ALIGNED(32, int, qcoeff )[176]; |
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DECLARE_ALIGNED(32, float, hadamard_tmp)[176]; |
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float (*pvq_search)(float *X, int *y, int K, int N); |
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QUANT_FN(*decode_band); |
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QUANT_FN(*encode_band); |
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float (*band_cost)(struct CeltPVQ *pvq, CeltFrame *f, OpusRangeCoder *rc, |
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int band, float *bits, float lambda); |
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}; |
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int ff_celt_pvq_init (struct CeltPVQ **pvq); |
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void ff_celt_pvq_uninit(struct CeltPVQ **pvq); |
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#endif /* AVCODEC_OPUS_PVQ_H */
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