Finish new api for pixels and change project tree

modules/MeasurePSNR.cpp

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+/*    This file is a part of plaYUVer project
+ *    Copyright (C) 2014  by Luis Lucas      (luisfrlucas@gmail.com)
+ *                           Joao Carreira   (jfmcarreira@gmail.com)
+ *
+ *    This program is free software; you can redistribute it and/or modify
+ *    it under the terms of the GNU General Public License as published by
+ *    the Free Software Foundation; either version 2 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *    GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License along
+ *   with this program; if not, write to the Free Software Foundation, Inc.,
+ *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+/**
+ * \file     MeasurePSNR.cpp
+ * \brief    Frame Difference module
+ */
+
+#include <cstdio>
+
+#include "MeasurePSNR.h"
+#include "PlaYUVerFrame.h"
+
+namespace plaYUVer
+{
+
+static PlaYUVerModuleDefinition MeasurePSNRDef =
+{
+    FRAME_MEASUREMENT_MODULE,
+    "Quality",
+    "PSNR Y",
+    "Measure the PSNR between two images",
+    MODULE_REQUIRES_TWO_FRAMES,
+    MODULE_REQUIRES_SIDEBAR,
+    APPLY_WHILE_PLAYING, };
+
+MeasurePSNR::MeasurePSNR()
+{
+  setModuleDefinition( MeasurePSNRDef );
+}
+
+Void MeasurePSNR::create( PlaYUVerFrame* Org )
+{
+}
+
+Double MeasurePSNR::getMSE( PlaYUVerFrame* Org, PlaYUVerFrame* Rec, Int component )
+{
+  Pel* pInput1PelYUV = Org->getPelBufferYUV()[component][0];
+  Pel* pInput2PelYUV = Rec->getPelBufferYUV()[component][0];
+
+  Int aux_pel_1, aux_pel_2;
+  Int diff = 0;
+  Double ssd = 0;
+
+  for( UInt y = 0; y < Org->getHeight(); y++ )
+    for( UInt x = 0; x < Org->getWidth(); x++ )
+    {
+      aux_pel_1 = *pInput1PelYUV++;
+      aux_pel_2 = *pInput2PelYUV++;
+      diff = aux_pel_1 - aux_pel_2;
+      ssd += ( Double )( diff * diff );
+    }
+  if( ssd == 0.0 )
+  {
+    return 0.0;
+  }
+  return ssd / ( Org->getWidth() * Org->getHeight() );
+}
+
+Double MeasurePSNR::measure( PlaYUVerFrame* Org, PlaYUVerFrame* Rec )
+{
+  Double psnrY = 100;
+  Double mseY = MeasurePSNR::getMSE( Org, Rec, LUMA );
+
+  if( mseY != 0 )
+    psnrY = 10 * log10( 65025 / mseY );
+
+  return psnrY;
+}
+
+Void MeasurePSNR::destroy()
+{
+
+}
+
+}  // NAMESPACE
+