h264bsd_stream.h

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/*
 * Copyright (C) 2009 The Android Open Source Project
 * Modified for use by h264bsd standalone library
 *
 * 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.
 */
 
/*------------------------------------------------------------------------------
 
    Table of contents
 
    1. Include headers
    2. Module defines
    3. Data types
    4. Function prototypes
 
------------------------------------------------------------------------------*/
 
#ifndef H264SWDEC_STREAM_H
#define H264SWDEC_STREAM_H
 
/*------------------------------------------------------------------------------
    1. Include headers
------------------------------------------------------------------------------*/
 
#include "basetype.h"
 
/*------------------------------------------------------------------------------
    2. Module defines
------------------------------------------------------------------------------*/
 
/*------------------------------------------------------------------------------
    3. Data types
------------------------------------------------------------------------------*/
 
typedef struct
{
    u8  *pStrmBuffStart;    /* pointer to start of stream buffer */
    u8  *pStrmCurrPos;      /* current read address in stream buffer */
    u32  bitPosInWord;      /* bit position in stream buffer byte */
    u32  strmBuffSize;      /* size of stream buffer (bytes) */
    u32  strmBuffReadBits;  /* number of bits read from stream buffer */
} strmData_t;
 
/*------------------------------------------------------------------------------
    4. Function prototypes
------------------------------------------------------------------------------*/
 
u32 h264bsdGetBits(strmData_t *pStrmData, u32 numBits);
 
u32 h264bsdShowBits32(strmData_t *pStrmData);
 
u32 h264bsdFlushBits(strmData_t *pStrmData, u32 numBits);
 
u32 h264bsdIsByteAligned(strmData_t *);
 
#endif /* #ifdef H264SWDEC_STREAM_H */