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/H264Dec/source/h264bsd_stream.h

http://github.com/mbebenita/Broadway
C Header | 67 lines | 16 code | 14 blank | 37 comment | 0 complexity | c2be043b9818820da94fe0d122e76adb MD5 | raw file
 1/*
 2 * Copyright (C) 2009 The Android Open Source Project
 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 express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17/*------------------------------------------------------------------------------
18
19    Table of contents
20
21    1. Include headers
22    2. Module defines
23    3. Data types
24    4. Function prototypes
25
26------------------------------------------------------------------------------*/
27
28#ifndef H264SWDEC_STREAM_H
29#define H264SWDEC_STREAM_H
30
31/*------------------------------------------------------------------------------
32    1. Include headers
33------------------------------------------------------------------------------*/
34
35#include "basetype.h"
36
37/*------------------------------------------------------------------------------
38    2. Module defines
39------------------------------------------------------------------------------*/
40
41/*------------------------------------------------------------------------------
42    3. Data types
43------------------------------------------------------------------------------*/
44
45typedef struct
46{
47    u8  *pStrmBuffStart;    /* pointer to start of stream buffer */
48    u8  *pStrmCurrPos;      /* current read address in stream buffer */
49    u32  bitPosInWord;      /* bit position in stream buffer byte */
50    u32  strmBuffSize;      /* size of stream buffer (bytes) */
51    u32  strmBuffReadBits;  /* number of bits read from stream buffer */
52} strmData_t;
53
54/*------------------------------------------------------------------------------
55    4. Function prototypes
56------------------------------------------------------------------------------*/
57
58u32 h264bsdGetBits(strmData_t *pStrmData, u32 numBits);
59
60u32 h264bsdShowBits32(strmData_t *pStrmData);
61
62u32 h264bsdFlushBits(strmData_t *pStrmData, u32 numBits);
63
64u32 h264bsdIsByteAligned(strmData_t *);
65
66#endif /* #ifdef H264SWDEC_STREAM_H */
67