/*! * \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 WelsEnc {/*! * \brief   request specific memory for SVC * \param   pEncCtx     sWelsEncCtx* * \return  successful - 0; otherwise none 0 for failed */int32_t RequestMemorySvc (sWelsEncCtx** ppCtx, SExistingParasetList* pExistingParasetList); /*! * \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 (sWelsEncCtx* pEncCtx, 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, const int32_t kiDidx);void LoadBackFrameNum (sWelsEncCtx* pEncCtx, const int32_t kiDidx); EVideoFrameType DecideFrameType (sWelsEncCtx* pEncCtx, const int8_t kiSpatialNum, const int32_t kiDidx,                                 bool bSkipFrameFlag);void InitBitStream (sWelsEncCtx* pEncCtx);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, bool bAppend,                                   SDqLayer* pDqLayer, bool bSimulCastAVC); /*! * \brief   Dump the reconstruction pictures */void DumpRecFrame (SPicture* pSrcPic, const char* kpFileName, const int8_t kiDid, bool bAppend, SDqLayer* pDqLayer);  /*! * \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_ASMvoid 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);#elif defined(HAVE_NEON_AARCH64)void WelsSetMemZero_AArch64_neon (void* pDst, int32_t iSize);#endif #if defined(__cplusplus)}#endif//__cplusplus /********************************************************************************** * Function points type***********************************************************************************/} #endif//WELS_CORE_ENCODER_H__