85 lines
3.3 KiB
C++
85 lines
3.3 KiB
C++
/* This file is a part of plaYUVer project
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* Copyright (C) 2014-2015 by Luis Lucas (luisfrlucas@gmail.com)
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* Joao Carreira (jfmcarreira@gmail.com)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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/**
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* \file AbsoluteFrameDifference_APIv2.cpp
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* \brief Absolute Frame Difference module
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*/
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#include "AbsoluteFrameDifference_APIv2.h"
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#include <cstdlib>
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namespace plaYUVer
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{
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REGISTER_CLASS_MAKER( AbsoluteFrameDifference )
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AbsoluteFrameDifference::AbsoluteFrameDifference()
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{
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/* Module Definition */
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m_iModuleAPI = MODULE_API_2; // Use API version 2 (recommended).
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// See this example for details on the functions prototype
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m_iModuleType = FRAME_PROCESSING_MODULE; // Apply module to the frames or to the whole sequence.
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m_pchModuleCategory = "Measurements"; // Category (sub-menu)
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m_pchModuleName = "AbsoluteFrameDifference"; // Name
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m_pchModuleTooltip = "Measure the absolute difference " // Description
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"between two images (Y plane), e. g., abs( Y1 - Y2 )";
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m_uiNumberOfFrames = MODULE_REQUIRES_TWO_FRAMES; // Number of Frames required (ONE_FRAME, TWO_FRAMES, THREE_FRAMES)
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m_uiModuleRequirements = MODULE_REQUIRES_NEW_WINDOW; // Module requirements (check PlaYUVerModulesIf.h).
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// Several requirements should be "or" between each others.
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m_pcFrameDifference = NULL;
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}
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Bool AbsoluteFrameDifference::create( std::vector<PlaYUVerFrame*> apcFrameList )
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{
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_BASIC_MODULE_API_2_CHECK_
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m_pcFrameDifference = new PlaYUVerFrame( apcFrameList[0]->getWidth(), apcFrameList[0]->getHeight(), PlaYUVerFrame::GRAY );
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return true;
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}
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PlaYUVerFrame* AbsoluteFrameDifference::process( std::vector<PlaYUVerFrame*> apcFrameList )
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{
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PlaYUVerFrame* Input1 = apcFrameList[0];
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PlaYUVerFrame* Input2 = apcFrameList[1];
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Pel* pInput1PelYUV = Input1->getPelBufferYUV()[0][0];
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Pel* pInput2PelYUV = Input2->getPelBufferYUV()[0][0];
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Pel* pOutputPelYUV = m_pcFrameDifference->getPelBufferYUV()[0][0];
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Int aux_pel_1, aux_pel_2;
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for( UInt y = 0; y < m_pcFrameDifference->getHeight(); y++ )
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for( UInt x = 0; x < m_pcFrameDifference->getWidth(); x++ )
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{
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aux_pel_1 = *pInput1PelYUV++;
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aux_pel_2 = *pInput2PelYUV++;
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*pOutputPelYUV++ = abs( aux_pel_1 - aux_pel_2 );
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}
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return m_pcFrameDifference;
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}
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Void AbsoluteFrameDifference::destroy()
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{
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if( m_pcFrameDifference )
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delete m_pcFrameDifference;
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m_pcFrameDifference = NULL;
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}
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} // NAMESPACE
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