ref: c2e37d59bb9bc720b9fe1108fafd8cb673904643
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