ref: 515eeb41e4e8ad437c047d96990eaa32543d3326
dir: /codec/encoder/core/inc/paraset_strategy.h/
/*!
* \copy
* Copyright (c) 2013, Cisco Systems
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef WELS_PARASET_STRATEGY_H
#define WELS_PARASET_STRATEGY_H
#include "param_svc.h"
#include "utils.h"
namespace WelsEnc {
class IWelsParametersetStrategy {
public:
virtual ~IWelsParametersetStrategy() { }
static IWelsParametersetStrategy* CreateParametersetStrategy (EParameterSetStrategy eSpsPpsIdStrategy,
const bool bSimulcastAVC, const int32_t kiSpatialLayerNum);
//virtual SParaSetOffset* GetParaSetOffset() = 0;
virtual int32_t GetPpsIdOffset (const int32_t iPpsId) = 0;
virtual int32_t GetSpsIdOffset (const int32_t iPpsId, const int32_t iSpsId) = 0;
virtual int32_t* GetSpsIdOffsetList (const int iParasetType) = 0;
virtual uint32_t GetAllNeededParasetNum() = 0;
virtual uint32_t GetNeededSpsNum() = 0;
virtual uint32_t GetNeededSubsetSpsNum() = 0;
virtual uint32_t GetNeededPpsNum() = 0;
virtual void LoadPrevious (SExistingParasetList* pExistingParasetList, SWelsSPS* pSpsArray,
SSubsetSps* pSubsetArray,
SWelsPPS* pPpsArray) = 0;
virtual void Update (const uint32_t kuiId, const int iParasetType) = 0;
virtual void UpdatePpsList (sWelsEncCtx* pCtx) = 0;
virtual bool CheckParamCompatibility (SWelsSvcCodingParam* pCodingParam, SLogContext* pLogCtx) = 0;
virtual uint32_t GenerateNewSps (sWelsEncCtx* pCtx, const bool kbUseSubsetSps, const int32_t iDlayerIndex,
const int32_t iDlayerCount,
uint32_t kuiSpsId,
SWelsSPS*& pSps, SSubsetSps*& pSubsetSps, bool bSVCBaselayer) = 0;
virtual uint32_t InitPps (sWelsEncCtx* pCtx, uint32_t kiSpsId,
SWelsSPS* pSps,
SSubsetSps* pSubsetSps,
uint32_t kuiPpsId,
const bool kbDeblockingFilterPresentFlag,
const bool kbUsingSubsetSps,
const bool kbEntropyCodingModeFlag) = 0;
virtual void SetUseSubsetFlag (const uint32_t iPpsId, const bool bUseSubsetSps) = 0;
virtual void UpdateParaSetNum (sWelsEncCtx* pCtx) = 0;
virtual int32_t GetCurrentPpsId (const int32_t iPpsId, const int32_t iIdrLoop) = 0;
virtual void OutputCurrentStructure (SParaSetOffsetVariable* pParaSetOffsetVariable, int32_t* pPpsIdList,
sWelsEncCtx* pCtx, SExistingParasetList* pExistingParasetList) = 0;
virtual void LoadPreviousStructure (SParaSetOffsetVariable* pParaSetOffsetVariable, int32_t* pPpsIdList) = 0;
virtual int32_t GetSpsIdx (const int32_t iIdx) = 0;
};
class CWelsParametersetIdConstant : public IWelsParametersetStrategy {
public:
CWelsParametersetIdConstant (const bool bSimulcastAVC, const int32_t kiSpatialLayerNum);
virtual ~ CWelsParametersetIdConstant();
virtual int32_t GetPpsIdOffset (const int32_t iPpsId);
virtual int32_t GetSpsIdOffset (const int32_t iPpsId, const int32_t iSpsId);
int32_t* GetSpsIdOffsetList (const int iParasetType);
uint32_t GetAllNeededParasetNum();
virtual uint32_t GetNeededSpsNum();
virtual uint32_t GetNeededSubsetSpsNum();
virtual uint32_t GetNeededPpsNum();
virtual void LoadPrevious (SExistingParasetList* pExistingParasetList, SWelsSPS* pSpsArray,
SSubsetSps* pSubsetArray,
SWelsPPS* pPpsArray);
virtual void Update (const uint32_t kuiId, const int iParasetType);
virtual void UpdatePpsList (sWelsEncCtx* pCtx) {};
bool CheckParamCompatibility (SWelsSvcCodingParam* pCodingParam, SLogContext* pLogCtx) {
return true;
};
virtual uint32_t GenerateNewSps (sWelsEncCtx* pCtx, const bool kbUseSubsetSps, const int32_t iDlayerIndex,
const int32_t iDlayerCount, uint32_t kuiSpsId,
SWelsSPS*& pSps, SSubsetSps*& pSubsetSps, bool bSVCBaselayer);
virtual uint32_t InitPps (sWelsEncCtx* pCtx, uint32_t kiSpsId,
SWelsSPS* pSps,
SSubsetSps* pSubsetSps,
uint32_t kuiPpsId,
const bool kbDeblockingFilterPresentFlag,
const bool kbUsingSubsetSps,
const bool kbEntropyCodingModeFlag);
virtual void SetUseSubsetFlag (const uint32_t iPpsId, const bool bUseSubsetSps);
virtual void UpdateParaSetNum (sWelsEncCtx* pCtx) {};
virtual int32_t GetCurrentPpsId (const int32_t iPpsId, const int32_t iIdrLoop) {
return iPpsId;
};
virtual void OutputCurrentStructure (SParaSetOffsetVariable* pParaSetOffsetVariable, int32_t* pPpsIdList,
sWelsEncCtx* pCtx,
SExistingParasetList* pExistingParasetList) {};
virtual void LoadPreviousStructure (SParaSetOffsetVariable* pParaSetOffsetVariable, int32_t* pPpsIdList) {};
virtual int32_t GetSpsIdx (const int32_t iIdx) {
return 0;
};
protected:
virtual void LoadPreviousSps (SExistingParasetList* pExistingParasetList, SWelsSPS* pSpsArray,
SSubsetSps* pSubsetArray) {};
virtual void LoadPreviousPps (SExistingParasetList* pExistingParasetList, SWelsPPS* pPpsArray) {};
protected:
SParaSetOffset m_sParaSetOffset;
bool m_bSimulcastAVC;
int32_t m_iSpatialLayerNum;
uint32_t m_iBasicNeededSpsNum;
uint32_t m_iBasicNeededPpsNum;
};
/*
typedef struct TagParaSetOffsetVariable {
int32_t iParaSetIdDelta[MAX_DQ_LAYER_NUM+1];//mark delta between SPS_ID_in_bs and sps_id_in_encoder, can be minus, for each dq-layer
//need not extra +1 due no MGS and FMO case so far
bool bUsedParaSetIdInBs[MAX_PPS_COUNT]; //mark the used SPS_ID with 1
uint32_t uiNextParaSetIdToUseInBs; //mark the next SPS_ID_in_bs, for all layers
} SParaSetOffsetVariable;
typedef struct TagParaSetOffset {
//in PS0 design, "sParaSetOffsetVariable" record the previous paras before current IDR, AND NEED to be stacked and recover across IDR
SParaSetOffsetVariable
sParaSetOffsetVariable[PARA_SET_TYPE]; //PARA_SET_TYPE=3; paraset_type = 0: AVC_SPS; =1: Subset_SPS; =2: PPS
//in PSO design, "bPpsIdMappingIntoSubsetsps" uses the current para of current IDR period
bool
bPpsIdMappingIntoSubsetsps[MAX_DQ_LAYER_NUM+1]; // need not extra +1 due no MGS and FMO case so far
int32_t iPpsIdList[MAX_DQ_LAYER_NUM][MAX_PPS_COUNT]; //index0: max pps types; index1: for differnt IDRs, if only index0=1, index1 can reach MAX_PPS_COUNT
//#if _DEBUG
int32_t eSpsPpsIdStrategy;
//#endif
uint32_t uiNeededSpsNum;
uint32_t uiNeededSubsetSpsNum;
uint32_t uiNeededPpsNum;
uint32_t uiInUseSpsNum;
uint32_t uiInUseSubsetSpsNum;
uint32_t uiInUsePpsNum;
} SParaSetOffset;
*/
class CWelsParametersetIdNonConstant : public CWelsParametersetIdConstant {
public:
CWelsParametersetIdNonConstant (const bool bSimulcastAVC,
const int32_t kiSpatialLayerNum): CWelsParametersetIdConstant (bSimulcastAVC, kiSpatialLayerNum) {};
virtual void OutputCurrentStructure (SParaSetOffsetVariable* pParaSetOffsetVariable, int32_t* pPpsIdList,
sWelsEncCtx* pCtx,
SExistingParasetList* pExistingParasetList);
virtual void LoadPreviousStructure (SParaSetOffsetVariable* pParaSetOffsetVariable, int32_t* pPpsIdList);
};
class CWelsParametersetIdIncreasing : public CWelsParametersetIdNonConstant {
public:
CWelsParametersetIdIncreasing (const bool bSimulcastAVC,
const int32_t kiSpatialLayerNum): CWelsParametersetIdNonConstant (bSimulcastAVC, kiSpatialLayerNum) {};
virtual int32_t GetPpsIdOffset (const int32_t iPpsId);
virtual int32_t GetSpsIdOffset (const int32_t iPpsId, const int32_t iSpsId);
virtual void Update (const uint32_t kuiId, const int iParasetType);
protected:
//void ParasetIdAdditionIdAdjust (SParaSetOffsetVariable* sParaSetOffsetVariable, const int32_t kiCurEncoderParaSetId,
// const uint32_t kuiMaxIdInBs);
private:
void DebugPps (const int32_t kiPpsId);
void DebugSpsPps (const int32_t iPpsId, const int32_t iSpsId);
};
class CWelsParametersetSpsListing : public CWelsParametersetIdNonConstant {
public:
CWelsParametersetSpsListing (const bool bSimulcastAVC, const int32_t kiSpatialLayerNum);
virtual uint32_t GetNeededSubsetSpsNum();
virtual void LoadPrevious (SExistingParasetList* pExistingParasetList, SWelsSPS* pSpsArray,
SSubsetSps* pSubsetArray,
SWelsPPS* pPpsArray);
bool CheckParamCompatibility (SWelsSvcCodingParam* pCodingParam, SLogContext* pLogCtx);
virtual uint32_t GenerateNewSps (sWelsEncCtx* pCtx, const bool kbUseSubsetSps, const int32_t iDlayerIndex,
const int32_t iDlayerCount, uint32_t kuiSpsId,
SWelsSPS*& pSps, SSubsetSps*& pSubsetSps, bool bSVCBaselayer);
virtual void UpdateParaSetNum (sWelsEncCtx* pCtx);
int32_t GetSpsIdx (const int32_t iIdx) {
return iIdx;
};
virtual void OutputCurrentStructure (SParaSetOffsetVariable* pParaSetOffsetVariable, int32_t* pPpsIdList,
sWelsEncCtx* pCtx,
SExistingParasetList* pExistingParasetList);
protected:
virtual void LoadPreviousSps (SExistingParasetList* pExistingParasetList, SWelsSPS* pSpsArray,
SSubsetSps* pSubsetArray);
virtual bool CheckPpsGenerating();
virtual int32_t SpsReset (sWelsEncCtx* pCtx, bool kbUseSubsetSps);
};
class CWelsParametersetSpsPpsListing : public CWelsParametersetSpsListing {
public:
CWelsParametersetSpsPpsListing (const bool bSimulcastAVC, const int32_t kiSpatialLayerNum);
//uint32_t GetNeededPpsNum();
virtual void UpdatePpsList (sWelsEncCtx* pCtx);
virtual uint32_t InitPps (sWelsEncCtx* pCtx, uint32_t kiSpsId,
SWelsSPS* pSps,
SSubsetSps* pSubsetSps,
uint32_t kuiPpsId,
const bool kbDeblockingFilterPresentFlag,
const bool kbUsingSubsetSps,
const bool kbEntropyCodingModeFlag);
virtual void UpdateParaSetNum (sWelsEncCtx* pCtx);
virtual int32_t GetCurrentPpsId (const int32_t iPpsId, const int32_t iIdrLoop);
virtual void OutputCurrentStructure (SParaSetOffsetVariable* pParaSetOffsetVariable, int32_t* pPpsIdList,
sWelsEncCtx* pCtx,
SExistingParasetList* pExistingParasetList);
virtual void LoadPreviousStructure (SParaSetOffsetVariable* pParaSetOffsetVariable, int32_t* pPpsIdList);
protected:
virtual void LoadPreviousPps (SExistingParasetList* pExistingParasetList, SWelsPPS* pPpsArray);
virtual bool CheckPpsGenerating();
virtual int32_t SpsReset (sWelsEncCtx* pCtx, bool kbUseSubsetSps);
};
class CWelsParametersetSpsListingPpsIncreasing : public CWelsParametersetSpsListing {
public:
CWelsParametersetSpsListingPpsIncreasing (const bool bSimulcastAVC,
const int32_t kiSpatialLayerNum): CWelsParametersetSpsListing (bSimulcastAVC, kiSpatialLayerNum) {};
virtual int32_t GetPpsIdOffset (const int32_t kiPpsId);
virtual void Update (const uint32_t kuiId, const int iParasetType);
};
int32_t FindExistingSps (SWelsSvcCodingParam* pParam, const bool kbUseSubsetSps, const int32_t iDlayerIndex,
const int32_t iDlayerCount, const int32_t iSpsNumInUse,
SWelsSPS* pSpsArray,
SSubsetSps* pSubsetArray, bool bSVCBaseLayer);
}
#endif