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/H264Dec/source/h264bsd_neighbour.h

http://github.com/mbebenita/Broadway
C Header | 78 lines | 26 code | 15 blank | 37 comment | 0 complexity | 6500719afac81f57a06aa8a4dde1519e 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_NEIGHBOUR_H
29#define H264SWDEC_NEIGHBOUR_H
30
31/*------------------------------------------------------------------------------
32    1. Include headers
33------------------------------------------------------------------------------*/
34
35#include "basetype.h"
36#include "h264bsd_macroblock_layer.h"
37
38/*------------------------------------------------------------------------------
39    2. Module defines
40------------------------------------------------------------------------------*/
41
42typedef enum {
43    MB_A = 0,
44    MB_B,
45    MB_C,
46    MB_D,
47    MB_CURR,
48    MB_NA = 0xFF
49} neighbourMb_e;
50
51/*------------------------------------------------------------------------------
52    3. Data types
53------------------------------------------------------------------------------*/
54
55typedef struct
56{
57    neighbourMb_e   mb;
58    u8             index;
59} neighbour_t;
60
61/*------------------------------------------------------------------------------
62    4. Function prototypes
63------------------------------------------------------------------------------*/
64
65void h264bsdInitMbNeighbours(mbStorage_t *pMbStorage, u32 picWidth,
66    u32 picSizeInMbs);
67
68mbStorage_t* h264bsdGetNeighbourMb(mbStorage_t *pMb, neighbourMb_e neighbour);
69
70u32 h264bsdIsNeighbourAvailable(mbStorage_t *pMb, mbStorage_t *pNeighbour);
71
72const neighbour_t* h264bsdNeighbour4x4BlockA(u32 blockIndex);
73const neighbour_t* h264bsdNeighbour4x4BlockB(u32 blockIndex);
74const neighbour_t* h264bsdNeighbour4x4BlockC(u32 blockIndex);
75const neighbour_t* h264bsdNeighbour4x4BlockD(u32 blockIndex);
76
77#endif /* #ifdef H264SWDEC_NEIGHBOUR_H */
78