1/*
2 * Copyright (C) 2011 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#ifndef __M4VD_TOOLS_H__
18#define __M4VD_TOOLS_H__
19
20#ifdef __cplusplus
21extern "C" {
22#endif
23
24#include "NXPSW_CompilerSwitches.h"
25#include "M4OSA_Memory.h"
26#include "M4OSA_Types.h"
27/* ----- bitstream parser ----- */
28
29typedef struct
30{
31    M4OSA_UInt32 stream_byte;
32    M4OSA_UInt32 stream_index;
33    M4OSA_MemAddr8 in;
34
35} M4VS_Bitstream_ctxt;
36
37M4OSA_UInt32 M4VD_Tools_GetBitsFromMemory(M4VS_Bitstream_ctxt* parsingCtxt,
38                                            M4OSA_UInt32 nb_bits);
39M4OSA_ERR M4VD_Tools_WriteBitsToMemory(M4OSA_UInt32 bitsToWrite,
40                                         M4OSA_MemAddr32 dest_bits,
41                                         M4OSA_UInt8 offset, M4OSA_UInt8 nb_bits);
42
43#ifdef __cplusplus
44}
45#endif /* __cplusplus */
46
47#endif /* __M4VD_TOOLS_H__ */
48