1 /* ------------------------------------------------------------------ 2 * Copyright (C) 1998-2009 PacketVideo 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either 13 * express or implied. 14 * See the License for the specific language governing permissions 15 * and limitations under the License. 16 * ------------------------------------------------------------------- 17 */ 18 /* 19 ------------------------------------------------------------------------------ 20 PacketVideo Corp. 21 MP3 Decoder Library 22 23 Filename: pvmp3_stereo_proc.h 24 25 Date: 09/21/2007 26 27 ------------------------------------------------------------------------------ 28 REVISION HISTORY 29 30 Description: 31 32 ------------------------------------------------------------------------------ 33 INCLUDE DESCRIPTION 34 35 ------------------------------------------------------------------------------ 36 */ 37 38 /*---------------------------------------------------------------------------- 39 ; CONTINUE ONLY IF NOT ALREADY DEFINED 40 ----------------------------------------------------------------------------*/ 41 #ifndef PVMP3_STEREO_PROC_H 42 #define PVMP3_STEREO_PROC_H 43 44 /*---------------------------------------------------------------------------- 45 ; INCLUDES 46 ----------------------------------------------------------------------------*/ 47 48 #include "pvmp3_dec_defs.h" 49 #include "pvmp3_audio_type_defs.h" 50 51 /*---------------------------------------------------------------------------- 52 ; MACROS 53 ; Define module specific macros here 54 ----------------------------------------------------------------------------*/ 55 56 /*---------------------------------------------------------------------------- 57 ; DEFINES 58 ; Include all pre-processor statements here. 59 ----------------------------------------------------------------------------*/ 60 61 /*---------------------------------------------------------------------------- 62 ; EXTERNAL VARIABLES REFERENCES 63 ; Declare variables used in this module but defined elsewhere 64 ----------------------------------------------------------------------------*/ 65 66 /*---------------------------------------------------------------------------- 67 ; SIMPLE TYPEDEF'S 68 ----------------------------------------------------------------------------*/ 69 70 /*---------------------------------------------------------------------------- 71 ; ENUMERATED TYPEDEF'S 72 ----------------------------------------------------------------------------*/ 73 74 /*---------------------------------------------------------------------------- 75 ; STRUCTURES TYPEDEF'S 76 ----------------------------------------------------------------------------*/ 77 78 /*---------------------------------------------------------------------------- 79 ; GLOBAL FUNCTION DEFINITIONS 80 ; Function Prototype declaration 81 ----------------------------------------------------------------------------*/ 82 83 #ifdef __cplusplus 84 extern "C" 85 { 86 #endif 87 88 89 void pvmp3_stereo_proc(int32 xr[SUBBANDS_NUMBER*FILTERBANK_BANDS], 90 int32 xl[SUBBANDS_NUMBER*FILTERBANK_BANDS], 91 mp3ScaleFactors *scalefac, 92 granuleInfo *gr_info, 93 int32 used_freq_lines, 94 mp3Header *info); 95 96 void pvmp3_st_intensity(int32 xr[SUBBANDS_NUMBER*FILTERBANK_BANDS], 97 int32 xl[SUBBANDS_NUMBER*FILTERBANK_BANDS], 98 int32 is_pos, 99 int32 Start, 100 int32 Number); 101 102 void pvmp3_st_mid_side(int32 xr[SUBBANDS_NUMBER*FILTERBANK_BANDS], 103 int32 xl[SUBBANDS_NUMBER*FILTERBANK_BANDS], 104 int32 Start, 105 int32 Number); 106 #ifdef __cplusplus 107 } 108 #endif 109 110 /*---------------------------------------------------------------------------- 111 ; END 112 ----------------------------------------------------------------------------*/ 113 #endif 114 115