/*! * \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. * * * \brief   Tool kits for decoder *          ( malloc, realloc, free, log output and PSNR calculation and so on ) * * \date    03/10/2009 Created * ************************************************************************************* */#ifndef WELS_UTILS_H__#define WELS_UTILS_H__ #include "typedefs.h" #define MAX_LOG_SIZE    1024#define MAX_MBS_PER_FRAME 36864 //in accordance with max level support in Rec/* *  Function pointer declaration for various tool sets */// wels log outputtypedef void (*PWelsLogCallbackFunc) (void* pCtx, const int32_t iLevel, const char* kpFmt, va_list argv); typedef struct TagLogContext {  PWelsLogCallbackFunc pfLog;  void* pLogCtx;  void* pCodecInstance;} SLogContext;  #ifdef __GNUC__extern void WelsLog (SLogContext* pCtx, int32_t iLevel, const char* kpFmt, ...) __attribute__ ((__format__ (__printf__,    3,    4)));#elseextern void WelsLog (SLogContext* pCtx, int32_t iLevel, const char* kpFmt, ...);#endif /* *  PSNR calculation routines *//*! ************************************************************************************* * \brief   PSNR calculation utilization in Wels * * \param   kpTarPic    target picture to be calculated in Picture pData format * \param   kiTarStride stride of target picture pData pBuffer * \param   kpRefPic    base referencing picture samples * \param   kiRefStride stride of reference picture pData pBuffer * \param   kiWidth     picture iWidth in pixel * \param   kiHeight    picture iHeight in pixel * * \return  actual PSNR result; * * \note    N/A ************************************************************************************* */float WelsCalcPsnr (const void* kpTarPic,                    const int32_t kiTarStride,                    const void* kpRefPic,                    const int32_t kiRefStride,                    const int32_t kiWidth,                    const int32_t kiHeight);  #endif//WELS_UTILS_H__