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add decoder cabac support and add UT

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This commit is contained in:
dong zhang
2014-09-28 11:21:14 +08:00
parent c7b5051738
commit cf85745752
32 changed files with 2617 additions and 472 deletions
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61
codec/decoder/core/inc/decoder_context.h
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@@ -43,6 +43,7 @@
#include "utils.h"
#include "wels_const.h"
#include "wels_common_basis.h"
#include "wels_common_defs.h"
#include "codec_app_def.h"
#include "parameter_sets.h"
#include "nalu.h"
@@ -56,6 +57,42 @@
#include "expand_pic.h"
namespace WelsDec {
#define MAX_PRED_MODE_ID_I16x16 3
#define MAX_PRED_MODE_ID_CHROMA 3
#define MAX_PRED_MODE_ID_I4x4 8
#define WELS_QP_MAX 51
typedef struct SWels_Cabac_Element {
uint8_t uiState;
uint8_t uiMPS;
}SWelsCabacCtx, *PWelsCabacCtx;
typedef struct
{
uint64_t uiRange;
uint64_t uiOffset;
int32_t iBitsLeft;
uint8_t *pBuffStart;
uint8_t *pBuffCurr;
uint8_t *pBuffEnd;
} SWelsCabacDecEngine, *PWelsCabacDecEngine;
#define NEW_CTX_OFFSET_MB_TYPE_I 3
#define NEW_CTX_OFFSET_SKIP 11
#define NEW_CTX_OFFSET_SUBMB_TYPE 21
#define NEW_CTX_OFFSET_MVD 40
#define NEW_CTX_OFFSET_REF_NO 54
#define NEW_CTX_OFFSET_DELTA_QP 60
#define NEW_CTX_OFFSET_IPR 68
#define NEW_CTX_OFFSET_CIPR 64
#define NEW_CTX_OFFSET_CBP 73
#define NEW_CTX_OFFSET_CBF 85
#define NEW_CTX_OFFSET_MAP 105
#define NEW_CTX_OFFSET_LAST 166
#define NEW_CTX_OFFSET_ONE 227
#define NEW_CTX_OFFSET_ABS 232
#define CTX_NUM_MVD 7
#define CTX_NUM_CBP 4
typedef struct TagDataBuffer {
uint8_t* pHead;
@@ -141,16 +178,20 @@ PChromaDeblockingEQ4Func pfChromaDeblockingEQ4Hor;
} SDeblockingFunc, *PDeblockingFunc;
typedef void (*PWelsNonZeroCountFunc) (int8_t* pNonZeroCount);
typedef void (*PWelsBlockZeroFunc) (int16_t* block,int32_t stride);
typedef struct TagBlockFunc {
PWelsNonZeroCountFunc pWelsSetNonZeroCountFunc;
PWelsBlockZeroFunc pWelsBlockZero16x16Func;
PWelsBlockZeroFunc pWelsBlockZero8x8Func;
} SBlockFunc;
typedef void (*PWelsFillNeighborMbInfoIntra4x4Func) (PNeighAvail pNeighAvail, uint8_t* pNonZeroCount,
typedef void (*PWelsFillNeighborMbInfoIntra4x4Func) (PWelsNeighAvail pNeighAvail, uint8_t* pNonZeroCount,
int8_t* pIntraPredMode, PDqLayer pCurLayer);
typedef int32_t (*PWelsParseIntra4x4ModeFunc) (PNeighAvail pNeighAvail, int8_t* pIntraPredMode, PBitStringAux pBs,
typedef void (*PWelsMapNeighToSample) (PWelsNeighAvail pNeighAvail, int32_t* pSampleAvail);
typedef void (*PWelsMap16NeighToSample) (PWelsNeighAvail pNeighAvail, uint8_t* pSampleAvail);
typedef int32_t (*PWelsParseIntra4x4ModeFunc) (PWelsNeighAvail pNeighAvail, int8_t* pIntraPredMode, PBitStringAux pBs,
PDqLayer pCurDqLayer);
typedef int32_t (*PWelsParseIntra16x16ModeFunc) (PNeighAvail pNeighAvail, PBitStringAux pBs, PDqLayer pCurDqLayer);
typedef int32_t (*PWelsParseIntra16x16ModeFunc) (PWelsNeighAvail pNeighAvail, PBitStringAux pBs, PDqLayer pCurDqLayer);
enum {
OVERWRITE_NONE = 0,
@@ -202,6 +243,8 @@ struct {
int8_t (*pRefIndex[LAYER_NUM_EXCHANGEABLE][LIST_A])[MB_BLOCK4x4_NUM];
int8_t* pLumaQp[LAYER_NUM_EXCHANGEABLE]; /*mb luma_qp*/
int8_t* pChromaQp[LAYER_NUM_EXCHANGEABLE]; /*mb chroma_qp*/
int16_t (*pMvd[LAYER_NUM_EXCHANGEABLE][LIST_A])[MB_BLOCK4x4_NUM][MV_A]; //[LAYER_NUM_EXCHANGEABLE MB_BLOCK4x4_NUM*]
uint8_t *pCbfDc[LAYER_NUM_EXCHANGEABLE];
int8_t (*pNzc[LAYER_NUM_EXCHANGEABLE])[24];
int8_t (*pNzcRs[LAYER_NUM_EXCHANGEABLE])[24];
int16_t (*pScaledTCoeff[LAYER_NUM_EXCHANGEABLE])[MB_COEFF_LIST_SIZE]; /*need be aligned*/
@@ -308,8 +351,8 @@ int32_t iCurSeqIntervalMaxPicWidth;
int32_t iCurSeqIntervalMaxPicHeight;
PWelsFillNeighborMbInfoIntra4x4Func pFillInfoCacheIntra4x4Func;
PWelsParseIntra4x4ModeFunc pParseIntra4x4ModeFunc;
PWelsParseIntra16x16ModeFunc pParseIntra16x16ModeFunc;
PWelsMapNeighToSample pMap4x4NeighToSampleFunc;
PWelsMap16NeighToSample pMap16x16NeighToSampleFunc;
//feedback whether or not have VCL in current AU, and the temporal ID
int32_t iFeedbackVclNalInAu;
@@ -325,7 +368,10 @@ void* pTraceHandle;
//Save the last nal header info
SNalUnitHeaderExt sLastNalHdrExt;
SSliceHeader sLastSliceHeader;
SWelsCabacCtx sWelsCabacContexts[4][WELS_QP_MAX + 1][WELS_CONTEXT_COUNT];
bool bCabacInited;
SWelsCabacCtx pCabacCtx[WELS_CONTEXT_COUNT];
PWelsCabacDecEngine pCabacDecEngine;
} SWelsDecoderContext, *PWelsDecoderContext;
static inline void ResetActiveSPSForEachLayer (PWelsDecoderContext pCtx) {
@@ -337,6 +383,7 @@ for (int i = 0; i < MAX_LAYER_NUM; i++) {
//}
//#endif//__cplusplus
} // namespace WelsDec
#endif//WELS_DECODER_FRAMEWORK_H__