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 Filename: sbr_crc_check.h 21 Funtions: 22 23 ------------------------------------------------------------------------------ 24 REVISION HISTORY 25 26 27 Who: Date: MM/DD/YYYY 28 Description: 29 ------------------------------------------------------------------------------ 30 31 32 ---------------------------------------------------------------------------- 33 ; CONTINUE ONLY IF NOT ALREADY DEFINED 34 ----------------------------------------------------------------------------*/ 35 #ifndef SBR_CRC_CHECK_H 36 #define SBR_CRC_CHECK_H 37 38 /*---------------------------------------------------------------------------- 39 ; INCLUDES 40 ----------------------------------------------------------------------------*/ 41 #include "pv_audio_type_defs.h" 42 #include "s_bit_buffer.h" 43 44 45 /*---------------------------------------------------------------------------- 46 ; MACROS 47 ; Define module specific macros here 48 ----------------------------------------------------------------------------*/ 49 50 /*---------------------------------------------------------------------------- 51 ; DEFINES 52 ; Include all pre-processor statements here. 53 ----------------------------------------------------------------------------*/ 54 #define CRCPOLY 0x0233 55 #define CRCMASK 0x0200 56 #define CRCSTART 0x0000 57 #define CRCRANGE 0x03FF 58 59 #define SBR_EXTENSION 13 /* 1101 */ 60 #define SBR_EXTENSION_CRC 14 /* 1110 */ 61 62 63 64 #ifndef min 65 #define min(a, b) ((a) < (b) ? (a) : (b)) 66 #endif 67 68 /*---------------------------------------------------------------------------- 69 ; EXTERNAL VARIABLES REFERENCES 70 ; Declare variables used in this module but defined elsewhere 71 ----------------------------------------------------------------------------*/ 72 73 /*---------------------------------------------------------------------------- 74 ; SIMPLE TYPEDEF'S 75 ----------------------------------------------------------------------------*/ 76 77 /*---------------------------------------------------------------------------- 78 ; ENUMERATED TYPEDEF'S 79 ----------------------------------------------------------------------------*/ 80 81 /*---------------------------------------------------------------------------- 82 ; STRUCTURES TYPEDEF'S 83 ----------------------------------------------------------------------------*/ 84 85 /*---------------------------------------------------------------------------- 86 ; GLOBAL FUNCTION DEFINITIONS 87 ; Function Prototype declaration 88 ----------------------------------------------------------------------------*/ 89 Int32 sbr_crc_check(BIT_BUFFER * hBitBuf, 90 UInt32 NrBits); 91 92 93 /*---------------------------------------------------------------------------- 94 ; END 95 ----------------------------------------------------------------------------*/ 96 #endif 97 98 99
