12bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian/* Copyright (c) 2007-2008 CSIRO 22bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian Copyright (c) 2007-2009 Xiph.Org Foundation 32bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian Copyright (c) 2008 Gregory Maxwell 42bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian Written by Jean-Marc Valin and Gregory Maxwell */ 52bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian/* 62bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian Redistribution and use in source and binary forms, with or without 72bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian modification, are permitted provided that the following conditions 82bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian are met: 92bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian 102bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian - Redistributions of source code must retain the above copyright 112bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian notice, this list of conditions and the following disclaimer. 122bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian 132bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian - Redistributions in binary form must reproduce the above copyright 142bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian notice, this list of conditions and the following disclaimer in the 152bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian documentation and/or other materials provided with the distribution. 162bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian 172bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 182bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 192bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 202bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER 212bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 222bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 232bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 242bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 252bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 262bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 272bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 282bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian*/ 292bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian 302bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian#ifndef MODES_H 312bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian#define MODES_H 322bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian 332bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian#include "opus_types.h" 342bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian#include "celt.h" 352bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian#include "arch.h" 362bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian#include "mdct.h" 372bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian#include "entenc.h" 382bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian#include "entdec.h" 392bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian 402bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian#define MAX_PERIOD 1024 412bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian 422bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian#ifndef OVERLAP 432bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian#define OVERLAP(mode) ((mode)->overlap) 442bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian#endif 452bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian 462bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian#ifndef FRAMESIZE 472bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian#define FRAMESIZE(mode) ((mode)->mdctSize) 482bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian#endif 492bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian 502bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramaniantypedef struct { 512bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian int size; 522bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian const opus_int16 *index; 532bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian const unsigned char *bits; 542bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian const unsigned char *caps; 552bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian} PulseCache; 562bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian 572bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian/** Mode definition (opaque) 582bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian @brief Mode definition 592bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian */ 602bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanianstruct OpusCustomMode { 612bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian opus_int32 Fs; 622bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian int overlap; 632bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian 642bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian int nbEBands; 652bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian int effEBands; 662bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian opus_val16 preemph[4]; 672bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian const opus_int16 *eBands; /**< Definition for each "pseudo-critical band" */ 682bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian 692bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian int maxLM; 702bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian int nbShortMdcts; 712bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian int shortMdctSize; 722bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian 732bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian int nbAllocVectors; /**< Number of lines in the matrix below */ 742bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian const unsigned char *allocVectors; /**< Number of bits in each band for several rates */ 752bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian const opus_int16 *logN; 762bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian 772bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian const opus_val16 *window; 782bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian mdct_lookup mdct; 792bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian PulseCache cache; 802bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian}; 812bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian 822bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian 832bd8b54017b5320bc0c1df9bf86f4cdc9f8db242Vignesh Venkatasubramanian#endif 84