1 /*! 2 * \copy 3 * Copyright (c) 2009-2013, Cisco Systems 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 10 * * Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 13 * * Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 21 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 22 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 24 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 26 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 28 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 * 31 * \file error_concealment.h 32 * 33 * \brief Interfaces introduced for error concealment 34 * 35 * \date 04/14/2014 Created 36 * 37 ************************************************************************************* 38 */ 39 #ifndef WELS_ERROR_CONCEALMENT_H__ 40 #define WELS_ERROR_CONCEALMENT_H__ 41 #include "typedefs.h" 42 #include "rec_mb.h" 43 #include "decoder_context.h" 44 45 namespace WelsDec { 46 //Initialize error concealment 47 void InitErrorCon (PWelsDecoderContext pCtx); 48 //Do error concealment using frame copy method 49 void DoErrorConFrameCopy (PWelsDecoderContext pCtx); 50 //Do error concealment using slice copy method 51 void DoErrorConSliceCopy (PWelsDecoderContext pCtx); 52 //Do error concealment using slice MV copy method 53 void DoMbECMvCopy (PWelsDecoderContext pCtx, PPicture pDec, PPicture pRef, int32_t iMbXy, int32_t iMbX, int32_t iMbY, 54 sMCRefMember* pMCRefMem, int32_t iCurrPoc); 55 void GetAvilInfoFromCorrectMb (PWelsDecoderContext pCtx); 56 void DoErrorConSliceMVCopy (PWelsDecoderContext pCtx); 57 //Mark erroneous frame as Ref Pic into DPB 58 int32_t MarkECFrameAsRef (PWelsDecoderContext pCtx); 59 //Judge if EC is needed to current frame 60 bool NeedErrorCon (PWelsDecoderContext pCtx); 61 // ImplementErrorConceal 62 // Do actual error concealment 63 void ImplementErrorCon (PWelsDecoderContext pCtx); 64 65 } // namespace WelsDec 66 67 #endif//WELS_ERROR_CONCEALMENT_H__ 68 69