commit a83d75aed2fae9e0ae877642fbbd8e82b6bacca6 Author: lyao2 <lyao2@LYAO2-WS01.cisco.com> Date: Fri Apr 4 15:40:54 2014 +0800 check makefile commit 097bd858ef46b6febda098253cc0d48e2eb0c95c Author: lyao2 <lyao2@LYAO2-WS01.cisco.com> Date: Fri Apr 4 09:43:24 2014 +0800 add mask flag commit 34e86276000bac158abdfb839b1a5aaebac1e235 add scroll detection files
Showing the changes to codec/processing/src/scrolldetection/ScrollDetection.cpp (1 of 8 files). Show all
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| 1 | /*! | ||
| 2 | * \copy | ||
| 3 | * Copyright (c) 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 | */ | ||
| 32 | |||
| 33 | |||
| 34 | #include "ScrollDetection.h" | ||
| 35 | #include "ScrollDetectionFuncs.h" | ||
| 36 | #include "cpu.h" | ||
| 37 | |||
| 38 | WELSVP_NAMESPACE_BEGIN | ||
| 39 | |||
| 40 | EResult CScrollDetection::Process(int32_t iType, SPixMap* pSrcPixMap, SPixMap* pRefPixMap){ | ||
| 41 | if (pRefPixMap->pPixel[0] == NULL || pRefPixMap->pPixel[1] == NULL || pRefPixMap->pPixel[2] == NULL | ||
| 42 | || pSrcPixMap->pPixel[0] == NULL || pSrcPixMap->pPixel[1] == NULL || pSrcPixMap->pPixel[2] == NULL | ||
| 43 | || pRefPixMap->sRect.iRectWidth != pSrcPixMap->sRect.iRectWidth || pRefPixMap->sRect.iRectHeight != pSrcPixMap->sRect.iRectHeight){ | ||
| 44 | return RET_INVALIDPARAM; | ||
| 45 | } | ||
| 46 | |||
| 47 | if (!m_sScrollDetectionParam.bMaskInfoAvailable) | ||
| 48 | ScrollDetectionWithoutMask(pSrcPixMap, pRefPixMap); | ||
| 49 | else | ||
| 50 | ScrollDetectionWithMask(pSrcPixMap, pRefPixMap); | ||
| 51 | |||
| 52 | return RET_SUCCESS; | ||
| 53 | } | ||
| 54 | |||
| 55 | EResult CScrollDetection::Set(int32_t iType, void *pParam){ | ||
| 56 | if( pParam == NULL ){ | ||
| 57 | return RET_INVALIDPARAM; | ||
| 58 | } | ||
| 59 | m_sScrollDetectionParam = *((SScrollDetectionParam*)pParam); | ||
| 60 | return RET_SUCCESS; | ||
| 61 | } | ||
| 62 | |||
| 63 | EResult CScrollDetection::Get(int32_t iType, void *pParam){ | ||
| 64 | if( pParam == NULL ){ | ||
| 65 | return RET_INVALIDPARAM; | ||
| 66 | } | ||
| 67 | *((SScrollDetectionParam*)pParam) = m_sScrollDetectionParam; | ||
| 68 | return RET_SUCCESS; | ||
| 69 | } | ||
| 70 | |||
| 71 | void CScrollDetection::ScrollDetectionWithMask(SPixMap* pSrcPixMap, SPixMap* pRefPixMap) { | ||
| 72 | int32_t iStartX, iStartY, iWidth, iHeight; | ||
| 73 | |||
| 74 | iStartX = m_sScrollDetectionParam.sMaskRect.iRectLeft; | ||
| 75 | iStartY = m_sScrollDetectionParam.sMaskRect.iRectTop; | ||
| 76 | iWidth = m_sScrollDetectionParam.sMaskRect.iRectWidth; | ||
| 77 | iHeight = m_sScrollDetectionParam.sMaskRect.iRectHeight; | ||
| 78 | |||
| 79 | iWidth /= 2; | ||
| 80 | iStartX += iWidth/2; | ||
| 81 | |||
| 82 | m_sScrollDetectionParam.iScrollMvX = 0; | ||
| 83 | m_sScrollDetectionParam.iScrollMvY = 0; | ||
| 84 | m_sScrollDetectionParam.bScrollDetectFlag = false; | ||
| 85 | |||
| 86 | if(iStartX >= 0 && iWidth > MINIMUM_DETECT_WIDTH && iHeight > 2 * CHECK_OFFSET){ | ||
| 87 | ScrollDetectionCore(pSrcPixMap, pRefPixMap,iWidth, iHeight, iStartX, iStartY, m_sScrollDetectionParam); | ||
| 88 | } | ||
| 89 | } | ||
| 90 | |||
| 91 | void CScrollDetection::ScrollDetectionWithoutMask(SPixMap* pSrcPixMap, SPixMap* pRefPixMap){ | ||
| 92 | int32_t iStartX, iStartY, iWidth, iHeight; | ||
| 93 | |||
| 94 | const int32_t kiPicBorderWidth= pSrcPixMap->sRect.iRectHeight>>4; | ||
| 95 | const int32_t kiRegionWidth = (int) (pSrcPixMap->sRect.iRectWidth-(kiPicBorderWidth<<1))/3; | ||
| 96 | const int32_t kiRegionHeight = (pSrcPixMap->sRect.iRectHeight*7)>>3; | ||
| 97 | const int32_t kiHieghtStride = (int) pSrcPixMap->sRect.iRectHeight*5/24; | ||
| 98 | |||
| 99 | for (int32_t i=0; i< REGION_NUMBER;i++){ | ||
| 100 | iStartX = kiPicBorderWidth+(i%3)*kiRegionWidth; | ||
| 101 | iStartY = -pSrcPixMap->sRect.iRectHeight*7/48+ (int)(i/3)*(kiHieghtStride); | ||
| 102 | iWidth = kiRegionWidth; | ||
| 103 | iHeight = kiRegionHeight; | ||
| 104 | |||
| 105 | iWidth /= 2; | ||
| 106 | iStartX += iWidth/2; | ||
| 107 | |||
| 108 | m_sScrollDetectionParam.iScrollMvX = 0; | ||
| 109 | m_sScrollDetectionParam.iScrollMvY = 0; | ||
| 110 | m_sScrollDetectionParam.bScrollDetectFlag = false; | ||
| 111 | |||
| 112 | ScrollDetectionCore(pSrcPixMap, pRefPixMap, iWidth, iHeight, iStartX, iStartY, m_sScrollDetectionParam); | ||
| 113 | |||
| 114 | if (m_sScrollDetectionParam.bScrollDetectFlag && m_sScrollDetectionParam.iScrollMvY) | ||
| 115 | break; | ||
| 116 | } | ||
| 117 | } | ||
| 118 | |||
| 119 | WELSVP_NAMESPACE_END | ||