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ibstream.h
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ibstream.h
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/* ------------------------------------------------------------------
* 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.
* -------------------------------------------------------------------
*/
/*
Pathname: ibstream.h
------------------------------------------------------------------------------
REVISION HISTORY
Description: Change names of constants.
Description: Change the buffer from UInt to UInt32
Description: Remove declaration of getbits and include header file
Description: Change input buffer to UChar
Add constant
Who: Date:
Description:
------------------------------------------------------------------------------
INCLUDE DESCRIPTION
Contains defines, structures, and function definitions for the
input bit stream used in the AAC Decoder.
------------------------------------------------------------------------------
*/
/*----------------------------------------------------------------------------
; CONTINUE ONLY IF NOT ALREADY DEFINED
----------------------------------------------------------------------------*/
#ifndef IBSTREAM_H
#define IBSTREAM_H
/*----------------------------------------------------------------------------
; INCLUDES
----------------------------------------------------------------------------*/
#include "pv_audio_type_defs.h"
#include "s_bits.h"
#include "getbits.h"
/*----------------------------------------------------------------------------
; MACROS
; Define module specific macros here
----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------
; DEFINES
; Include all pre-processor statements here.
----------------------------------------------------------------------------*/
#define INBUF_ARRAY_INDEX_SHIFT (3)
#define INBUF_BIT_WIDTH (1<<(INBUF_ARRAY_INDEX_SHIFT))
#define INBUF_BIT_MODULO_MASK ((INBUF_BIT_WIDTH)-1)
#define MAX_GETBITS (25)
/*----------------------------------------------------------------------------
; 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
----------------------------------------------------------------------------*/
#ifdef __cplusplus
extern "C"
{
#endif
void byte_align(
BITS *pInputStream);
#ifdef __cplusplus
}
#endif
/*----------------------------------------------------------------------------
; END
----------------------------------------------------------------------------*/
#endif /* IBSTREAM_H */