2 * Copyright (c) 2012 Andrew D'Addesio
3 * Copyright (c) 2013-2014 Mozilla Corporation
4 * Copyright (c) 2016 Rostislav Pehlivanov <atomnuker@gmail.com>
6 * This file is part of FFmpeg.
8 * FFmpeg is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * FFmpeg is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with FFmpeg; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 #ifndef AVCODEC_OPUS_PVQ_H
24 #define AVCODEC_OPUS_PVQ_H
26 #include "libavutil/mem_internal.h"
28 #include "opus_celt.h"
30 #define QUANT_FN(name) uint32_t (name)(struct CeltPVQ *pvq, CeltFrame *f, \
31 OpusRangeCoder *rc, const int band, float *X, \
32 float *Y, int N, int b, uint32_t blocks, \
33 float *lowband, int duration, \
34 float *lowband_out, int level, float gain, \
35 float *lowband_scratch, int fill)
38 DECLARE_ALIGNED(32, int, qcoeff )[256];
39 DECLARE_ALIGNED(32, float, hadamard_tmp)[256];
41 float (*pvq_search)(float *X, int *y, int K, int N);
42 QUANT_FN(*quant_band);
45 void ff_celt_pvq_init_x86(struct CeltPVQ *s);
47 int ff_celt_pvq_init(struct CeltPVQ **pvq, int encode);
48 void ff_celt_pvq_uninit(struct CeltPVQ **pvq);
50 #endif /* AVCODEC_OPUS_PVQ_H */