1 /* 2 * Copyright (c) 2012 Andrew D'Addesio 3 * Copyright (c) 2013-2014 Mozilla Corporation 4 * Copyright (c) 2016 Rostislav Pehlivanov <atomnuker@gmail.com> 5 * 6 * This file is part of FFmpeg. 7 * 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. 12 * 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. 17 * 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 21 */ 22 23 #ifndef AVCODEC_OPUS_PVQ_H 24 #define AVCODEC_OPUS_PVQ_H 25 26 #include "libavutil/mem_internal.h" 27 28 #include "opus_celt.h" 29 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) 36 37 struct CeltPVQ { 38 DECLARE_ALIGNED(32, int, qcoeff )[256]; 39 DECLARE_ALIGNED(32, float, hadamard_tmp)[256]; 40 41 float (*pvq_search)(float *X, int *y, int K, int N); 42 QUANT_FN(*quant_band); 43 }; 44 45 void ff_celt_pvq_init_x86(struct CeltPVQ *s); 46 47 int ff_celt_pvq_init(struct CeltPVQ **pvq, int encode); 48 void ff_celt_pvq_uninit(struct CeltPVQ **pvq); 49 50 #endif /* AVCODEC_OPUS_PVQ_H */ 51