Alexandre Lision | 744f742 | 2013-09-25 11:39:37 -0400 | [diff] [blame] | 1 | /* Copyright (c) 2007-2008 CSIRO |
| 2 | Copyright (c) 2007-2009 Xiph.Org Foundation |
| 3 | Copyright (c) 2008 Gregory Maxwell |
| 4 | Written by Jean-Marc Valin and Gregory Maxwell */ |
| 5 | /* |
| 6 | Redistribution and use in source and binary forms, with or without |
| 7 | modification, are permitted provided that the following conditions |
| 8 | are met: |
| 9 | |
| 10 | - Redistributions of source code must retain the above copyright |
| 11 | notice, this list of conditions and the following disclaimer. |
| 12 | |
| 13 | - Redistributions in binary form must reproduce the above copyright |
| 14 | notice, this list of conditions and the following disclaimer in the |
| 15 | documentation and/or other materials provided with the distribution. |
| 16 | |
| 17 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 18 | ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 19 | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 20 | A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER |
| 21 | OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| 22 | EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 23 | PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| 24 | PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| 25 | LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| 26 | NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| 27 | SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 28 | */ |
| 29 | |
| 30 | #ifndef MODES_H |
| 31 | #define MODES_H |
| 32 | |
| 33 | #include "opus_types.h" |
| 34 | #include "celt.h" |
| 35 | #include "arch.h" |
| 36 | #include "mdct.h" |
| 37 | #include "entenc.h" |
| 38 | #include "entdec.h" |
| 39 | |
| 40 | #define MAX_PERIOD 1024 |
| 41 | |
| 42 | #ifndef OVERLAP |
| 43 | #define OVERLAP(mode) ((mode)->overlap) |
| 44 | #endif |
| 45 | |
| 46 | #ifndef FRAMESIZE |
| 47 | #define FRAMESIZE(mode) ((mode)->mdctSize) |
| 48 | #endif |
| 49 | |
| 50 | typedef struct { |
| 51 | int size; |
| 52 | const opus_int16 *index; |
| 53 | const unsigned char *bits; |
| 54 | const unsigned char *caps; |
| 55 | } PulseCache; |
| 56 | |
| 57 | /** Mode definition (opaque) |
| 58 | @brief Mode definition |
| 59 | */ |
| 60 | struct OpusCustomMode { |
| 61 | opus_int32 Fs; |
| 62 | int overlap; |
| 63 | |
| 64 | int nbEBands; |
| 65 | int effEBands; |
| 66 | opus_val16 preemph[4]; |
| 67 | const opus_int16 *eBands; /**< Definition for each "pseudo-critical band" */ |
| 68 | |
| 69 | int maxLM; |
| 70 | int nbShortMdcts; |
| 71 | int shortMdctSize; |
| 72 | |
| 73 | int nbAllocVectors; /**< Number of lines in the matrix below */ |
| 74 | const unsigned char *allocVectors; /**< Number of bits in each band for several rates */ |
| 75 | const opus_int16 *logN; |
| 76 | |
| 77 | const opus_val16 *window; |
| 78 | mdct_lookup mdct; |
| 79 | PulseCache cache; |
| 80 | }; |
| 81 | |
| 82 | |
| 83 | #endif |