ref: 606d748e5bb9b8abd776121a2ab6223968af4c4c
dir: /codec/encoder/core/inc/encoder.h/
/*! * \copy * Copyright (c) 2009-2013, 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. * * * \file encoder.h * * \brief core encoder * * \date 5/14/2009 * ************************************************************************************* */ #if !defined(WELS_CORE_ENCODER_H__) #define WELS_CORE_ENCODER_H__ #include "encoder_context.h" namespace WelsSVCEnc { /*! * \brief request specific memory for SVC * \param pEncCtx sWelsEncCtx* * \return successful - 0; otherwise none 0 for failed */ int32_t RequestMemorySvc (sWelsEncCtx** ppCtx); /*! * \brief free memory in SVC core encoder * \param pEncCtx sWelsEncCtx** * \return none */ void FreeMemorySvc (sWelsEncCtx** ppCtx); /*! * \brief allocate or reallocate the output bs buffer * \return: successful - 0; otherwise none 0 for failed */ int32_t AllocateBsOutputBuffer (CMemoryAlign* pMa, const int32_t iNeededLen, int32_t iOrigLen, const char* kpTag, uint8_t*& pOutputBuffer); //TODO: to finish this function and call it /*! * \brief initialize function pointers that potentially used in Wels encoding * \param pEncCtx sWelsEncCtx* * \return successful - 0; otherwise none 0 for failed */ int32_t InitFunctionPointers (SWelsFuncPtrList* pFuncList, SWelsSvcCodingParam* _param, uint32_t uiCpuFlag); ///*! // * \brief decide frame type (IDR/P frame) // * \param uiFrameType frame type output // * \param frame_idx frame index elapsed currently // * \param idr IDR interval // * \return successful - 0; otherwise none 0 for failed // */ /*! * \brief initialize frame coding */ void InitFrameCoding (sWelsEncCtx* pEncCtx, const EVideoFrameType keFrameType); EVideoFrameType DecideFrameType (sWelsEncCtx* pEncCtx, const int8_t kiSpatialNum); int32_t GetTemporalLevel (SSpatialLayerInternal* fDlp, const int32_t kiFrameNum, const int32_t kiGopSize); /*! * \brief Dump reconstruction for dependency layer */ extern "C" void DumpDependencyRec (SPicture* pSrcPic, const char* kpFileName, const int8_t kiDid); /*! * \brief Dump the reconstruction pictures */ void DumpRecFrame (SPicture* pSrcPic, const char* kpFileName); /*! * \brief encode overall slices pData in a frame * \param pEncCtx sWelsEncCtx*, encoder context * \param count_slice_num count number of slices in a frame * \param eNalType EWelsNalUnitType for a frame * \param nal_idc EWelsNalRefIdc for a frame * \return successful - 0; otherwise none 0 for failed */ int32_t EncodeFrame (sWelsEncCtx* pEncCtx, const int32_t kiSliceNumCount, const EWelsNalUnitType keNalType, const EWelsNalRefIdc keNalIdc); /********************************************************************************** * memzero Function ***********************************************************************************/ void WelsSetMemZero_c (void* pDst, int32_t iSize); // confirmed_safe_unsafe_usage #if defined(__cplusplus) extern "C" { #endif//__cplusplus #ifdef X86_ASM void WelsSetMemZeroAligned64_sse2 (void* pDst, int32_t iSize); void WelsSetMemZeroSize64_mmx (void* pDst, int32_t iSize); void WelsSetMemZeroSize8_mmx (void* pDst, int32_t iSize); void WelsPrefetchZero_mmx (int8_t const* kpDst); #elif defined(HAVE_NEON) void WelsSetMemZero_neon (void* pDst, int32_t iSize); #endif #if defined(__cplusplus) } #endif//__cplusplus /********************************************************************************** * Function points type ***********************************************************************************/ } #endif//WELS_CORE_ENCODER_H__