112 lines
2.8 KiB
C++
112 lines
2.8 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 PlaYUVerFrameStats.h
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* \ingroup PlaYUVerLib
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* \brief Measure PlaYUVerFrame statistics
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* Based on the work of Ricardo N. Rocha Sardo in SCode project
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*/
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#ifndef __PLAYUVERFRAMESTATS_H__
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#define __PLAYUVERFRAMESTATS_H__
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#include "PlaYUVerDefs.h"
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namespace plaYUVer
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{
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class PlaYUVerFrame;
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class PlaYUVerFrameStats
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{
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public:
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PlaYUVerFrameStats();
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~PlaYUVerFrameStats();
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Void calcHistogram();
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// Methods for to manipulate the histogram data.
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Double getCount( Int channel, UInt start, UInt end );
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Double getMean( Int channel, UInt start, UInt end );
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Int getMedian( Int channel, UInt start, UInt end );
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/**
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* @return Number of image pixels
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*/
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Double getPixels();
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Double getStdDev( Int channel, UInt start, UInt end );
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Double getHistogramValue( Int channel, UInt bin );
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Double getMaximum( Int channel );
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/**
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* @return Number of histogram segments: 256 or 65536 for 8 or 16 bits per
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* sample.
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*/
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Int getHistogramSegment();
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/**
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* Control calculation
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*/
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Void setRunningFlag( Bool bFlag )
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{
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m_bRunningFlag = bFlag;
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}
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Bool getHasHistogram()
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{
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return m_bHasHistogram;
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}
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private:
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/** The histogram data.*/
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UInt* m_puiHistogram;
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/** If the image is RGB and calcLuma is true, we have 1 more channel */
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Int histoChannels;
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/** Image information.*/
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Pel*** m_pppImageData;
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UInt m_uiImageWidth;
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UInt m_uiImageHeight;
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UInt m_uiChannels;
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Int imageColorSpace;
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UInt imageChromaSize;
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/** Numbers of histogram segments dependaing of image bytes depth*/
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UInt m_uiHistoSegments;
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/** Used to stop thread during calculations.*/
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Bool m_bRunningFlag;
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Int getRealHistoChannel( Int channel );
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protected:
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Bool m_bHasHistogram;
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Void xSetupStatistics( const PlaYUVerFrame *pcFrame );
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};
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} // NAMESPACE
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#endif // __PLAYUVERFRAMESTATS_H__
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