ref: cb897c56f2e0c3894a84f89c6a9a830f76e28727
dir: /celt/modes.h/
/* Copyright (c) 2007-2008 CSIRO Copyright (c) 2007-2009 Xiph.Org Foundation Copyright (c) 2008 Gregory Maxwell Written by Jean-Marc Valin and Gregory Maxwell */ /* Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: - Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef MODES_H #define MODES_H #include "opus_types.h" #include "celt.h" #include "arch.h" #include "mdct.h" #include "entenc.h" #include "entdec.h" #define MAX_PERIOD 1024 #ifndef CHANNELS # ifdef DISABLE_STEREO # define CHANNELS(_C) (1) # else # define CHANNELS(_C) (_C) # endif #endif #ifndef OVERLAP #define OVERLAP(mode) ((mode)->overlap) #endif #ifndef FRAMESIZE #define FRAMESIZE(mode) ((mode)->mdctSize) #endif typedef struct { int size; const opus_int16 *index; const unsigned char *bits; const unsigned char *caps; } PulseCache; /** Mode definition (opaque) @brief Mode definition */ struct OpusCustomMode { opus_int32 Fs; int overlap; int nbEBands; int effEBands; opus_val16 preemph[4]; const opus_int16 *eBands; /**< Definition for each "pseudo-critical band" */ int maxLM; int nbShortMdcts; int shortMdctSize; int nbAllocVectors; /**< Number of lines in the matrix below */ const unsigned char *allocVectors; /**< Number of bits in each band for several rates */ const opus_int16 *logN; const opus_val16 *window; mdct_lookup mdct; PulseCache cache; }; #endif