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 : ScrollDectection.h 32 * 33 * \brief : scroll detection class of wels video processor class 34 * 35 * \date : 2011/04/26 36 * 37 * \description : rewrite the package code of scroll detection class 38 * 39 ************************************************************************************* 40 */ 41 42 #include "util.h" 43 #include "memory.h" 44 #include "WelsFrameWork.h" 45 #include "IWelsVP.h" 46 47 WELSVP_NAMESPACE_BEGIN 48 49 class CScrollDetection : public IStrategy { 50 public: CScrollDetection(int32_t iCpuFlag)51 CScrollDetection (int32_t iCpuFlag) { 52 m_eMethod = METHOD_SCROLL_DETECTION; 53 WelsMemset (&m_sScrollDetectionParam, 0, sizeof (m_sScrollDetectionParam)); 54 } ~CScrollDetection()55 ~CScrollDetection() { 56 } 57 EResult Process (int32_t iType, SPixMap* pSrcPixMap, SPixMap* pRefPixMap); 58 EResult Set (int32_t iType, void* pParam); 59 EResult Get (int32_t iType, void* pParam); 60 61 private: 62 void ScrollDetectionWithMask (SPixMap* pSrcPixMap, SPixMap* pRefPixMap); 63 void ScrollDetectionWithoutMask (SPixMap* pSrcPixMap, SPixMap* pRefPixMap); 64 private: 65 SScrollDetectionParam m_sScrollDetectionParam; 66 }; 67 68 WELSVP_NAMESPACE_END 69