ref: 117a053f900e26959aee54834081902073a012a9
dir: /src/h264bsd_macroblock_layer.h/
/*
* 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_MACROBLOCK_LAYER_H
#define H264SWDEC_MACROBLOCK_LAYER_H
/*------------------------------------------------------------------------------
1. Include headers
------------------------------------------------------------------------------*/
#include "basetype.h"
#include "h264bsd_stream.h"
#include "h264bsd_image.h"
#include "h264bsd_dpb.h"
/*------------------------------------------------------------------------------
2. Module defines
------------------------------------------------------------------------------*/
/* Macro to determine if a mb is an intra mb */
#define IS_INTRA_MB(a) ((a).mbType > 5)
/* Macro to determine if a mb is an I_PCM mb */
#define IS_I_PCM_MB(a) ((a).mbType == 31)
typedef enum {
P_Skip = 0,
P_L0_16x16 = 1,
P_L0_L0_16x8 = 2,
P_L0_L0_8x16 = 3,
P_8x8 = 4,
P_8x8ref0 = 5,
I_4x4 = 6,
I_16x16_0_0_0 = 7,
I_16x16_1_0_0 = 8,
I_16x16_2_0_0 = 9,
I_16x16_3_0_0 = 10,
I_16x16_0_1_0 = 11,
I_16x16_1_1_0 = 12,
I_16x16_2_1_0 = 13,
I_16x16_3_1_0 = 14,
I_16x16_0_2_0 = 15,
I_16x16_1_2_0 = 16,
I_16x16_2_2_0 = 17,
I_16x16_3_2_0 = 18,
I_16x16_0_0_1 = 19,
I_16x16_1_0_1 = 20,
I_16x16_2_0_1 = 21,
I_16x16_3_0_1 = 22,
I_16x16_0_1_1 = 23,
I_16x16_1_1_1 = 24,
I_16x16_2_1_1 = 25,
I_16x16_3_1_1 = 26,
I_16x16_0_2_1 = 27,
I_16x16_1_2_1 = 28,
I_16x16_2_2_1 = 29,
I_16x16_3_2_1 = 30,
I_PCM = 31
} mbType_e;
typedef enum {
P_L0_8x8 = 0,
P_L0_8x4 = 1,
P_L0_4x8 = 2,
P_L0_4x4 = 3
} subMbType_e;
typedef enum {
MB_P_16x16 = 0,
MB_P_16x8,
MB_P_8x16,
MB_P_8x8
} mbPartMode_e;
typedef enum {
MB_SP_8x8 = 0,
MB_SP_8x4,
MB_SP_4x8,
MB_SP_4x4
} subMbPartMode_e;
typedef enum {
PRED_MODE_INTRA4x4 = 0,
PRED_MODE_INTRA16x16 ,
PRED_MODE_INTER
} mbPartPredMode_e;
/*------------------------------------------------------------------------------
3. Data types
------------------------------------------------------------------------------*/
typedef struct
{
/* MvPrediction16x16 assumes that MVs are 16bits */
i16 hor;
i16 ver;
} mv_t;
typedef struct
{
u32 prevIntra4x4PredModeFlag[16];
u32 remIntra4x4PredMode[16];
u32 intraChromaPredMode;
u32 refIdxL0[4];
mv_t mvdL0[4];
} mbPred_t;
typedef struct
{
subMbType_e subMbType[4];
u32 refIdxL0[4];
mv_t mvdL0[4][4];
} subMbPred_t;
typedef struct
{
#ifdef H264DEC_OMXDL
u8 posCoefBuf[27*16*3];
u8 totalCoeff[27];
#else
i16 totalCoeff[27];
#endif
i32 level[26][16];
u32 coeffMap[24];
} residual_t;
typedef struct
{
mbType_e mbType;
u32 codedBlockPattern;
i32 mbQpDelta;
mbPred_t mbPred;
subMbPred_t subMbPred;
residual_t residual;
} macroblockLayer_t;
typedef struct mbStorage
{
mbType_e mbType;
u32 sliceId;
u32 disableDeblockingFilterIdc;
i32 filterOffsetA;
i32 filterOffsetB;
u32 qpY;
i32 chromaQpIndexOffset;
#ifdef H264DEC_OMXDL
u8 totalCoeff[27];
#else
i16 totalCoeff[27];
#endif
u8 intra4x4PredMode[16];
u32 refPic[4];
u8* refAddr[4];
mv_t mv[16];
u32 decoded;
struct mbStorage *mbA;
struct mbStorage *mbB;
struct mbStorage *mbC;
struct mbStorage *mbD;
} mbStorage_t;
/*------------------------------------------------------------------------------
4. Function prototypes
------------------------------------------------------------------------------*/
u32 h264bsdDecodeMacroblockLayer(strmData_t *pStrmData,
macroblockLayer_t *pMbLayer, mbStorage_t *pMb, u32 sliceType,
u32 numRefIdxActive);
u32 h264bsdNumMbPart(mbType_e mbType);
u32 h264bsdNumSubMbPart(subMbType_e subMbType);
subMbPartMode_e h264bsdSubMbPartMode(subMbType_e subMbType);
u32 h264bsdDecodeMacroblock(mbStorage_t *pMb, macroblockLayer_t *pMbLayer,
image_t *currImage, dpbStorage_t *dpb, i32 *qpY, u32 mbNum,
u32 constrainedIntraPredFlag, u8* data);
u32 h264bsdPredModeIntra16x16(mbType_e mbType);
mbPartPredMode_e h264bsdMbPartPredMode(mbType_e mbType);
#ifdef H264DEC_NEON
u32 h264bsdClearMbLayer(macroblockLayer_t *pMbLayer, u32 size);
#endif
#endif /* #ifdef H264SWDEC_MACROBLOCK_LAYER_H */