diff options
Diffstat (limited to 'media/libstagefright/codecs/aacdec/sbr_crc_check.h')
-rw-r--r-- | media/libstagefright/codecs/aacdec/sbr_crc_check.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/media/libstagefright/codecs/aacdec/sbr_crc_check.h b/media/libstagefright/codecs/aacdec/sbr_crc_check.h new file mode 100644 index 0000000..9e6b1be --- /dev/null +++ b/media/libstagefright/codecs/aacdec/sbr_crc_check.h @@ -0,0 +1,98 @@ +/* ------------------------------------------------------------------ + * Copyright (C) 1998-2009 PacketVideo + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either + * express or implied. + * See the License for the specific language governing permissions + * and limitations under the License. + * ------------------------------------------------------------------- + */ +/* + + Filename: sbr_crc_check.h + Funtions: + +------------------------------------------------------------------------------ + REVISION HISTORY + + + Who: Date: MM/DD/YYYY + Description: +------------------------------------------------------------------------------ + + +---------------------------------------------------------------------------- +; CONTINUE ONLY IF NOT ALREADY DEFINED +----------------------------------------------------------------------------*/ +#ifndef SBR_CRC_CHECK_H +#define SBR_CRC_CHECK_H + +/*---------------------------------------------------------------------------- +; INCLUDES +----------------------------------------------------------------------------*/ +#include "pv_audio_type_defs.h" +#include "s_bit_buffer.h" + + +/*---------------------------------------------------------------------------- +; MACROS +; Define module specific macros here +----------------------------------------------------------------------------*/ + +/*---------------------------------------------------------------------------- +; DEFINES +; Include all pre-processor statements here. +----------------------------------------------------------------------------*/ +#define CRCPOLY 0x0233 +#define CRCMASK 0x0200 +#define CRCSTART 0x0000 +#define CRCRANGE 0x03FF + +#define SBR_EXTENSION 13 /* 1101 */ +#define SBR_EXTENSION_CRC 14 /* 1110 */ + + + +#ifndef min +#define min(a, b) ((a) < (b) ? (a) : (b)) +#endif + +/*---------------------------------------------------------------------------- +; EXTERNAL VARIABLES REFERENCES +; Declare variables used in this module but defined elsewhere +----------------------------------------------------------------------------*/ + +/*---------------------------------------------------------------------------- +; SIMPLE TYPEDEF'S +----------------------------------------------------------------------------*/ + +/*---------------------------------------------------------------------------- +; ENUMERATED TYPEDEF'S +----------------------------------------------------------------------------*/ + +/*---------------------------------------------------------------------------- +; STRUCTURES TYPEDEF'S +----------------------------------------------------------------------------*/ + +/*---------------------------------------------------------------------------- +; GLOBAL FUNCTION DEFINITIONS +; Function Prototype declaration +----------------------------------------------------------------------------*/ +Int32 sbr_crc_check(BIT_BUFFER * hBitBuf, + UInt32 NrBits); + + +/*---------------------------------------------------------------------------- +; END +----------------------------------------------------------------------------*/ +#endif + + |