ref: bc60f8b3460e89f879e57084638d53184f8bacb9
dir: /libcelt/modes.h/
/* (C) 2007-2008 Jean-Marc Valin, CSIRO
*/
/*
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.
- Neither the name of the Xiph.org Foundation nor the names of its
contributors may be used to endorse or promote products derived from
this software without specific prior written permission.
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 "celt_types.h"
#include "celt.h"
#include "arch.h"
#include "mdct.h"
/** Mode definition (opaque)
@brief Mode definition
*/
struct CELTMode {
celt_uint32_t marker_start;
celt_int32_t Fs;
int overlap;
int mdctSize;
int nbMdctBlocks;
int nbChannels;
int nbEBands;
int nbPBands;
int pitchEnd;
const int *eBands; /**< Definition for each "pseudo-critical band" */
const int *pBands; /**< Definition of the bands used for the pitch */
celt_word16_t ePredCoef;/**< Prediction coefficient for the energy encoding */
int nbAllocVectors; /**< Number of lines in the matrix below */
const int *allocVectors; /**< Number of bits in each band for several rates */
const int * const *bits; /**< Cache for pulses->bits mapping in each band */
celt_uint32_t marker_end;
/* Stuff that could go in the {en,de}coder, but we save space this way */
mdct_lookup mdct;
celt_word16_t *window;
};
int check_mode(const CELTMode *mode);
#endif