diff --git a/source/lib/PlaYUVerFrame.cpp b/source/lib/PlaYUVerFrame.cpp
index 917e7c2..32f5c72 100755
--- a/source/lib/PlaYUVerFrame.cpp
+++ b/source/lib/PlaYUVerFrame.cpp
@@ -520,10 +520,55 @@ cv::Mat PlaYUVerFrame::getCvMat()
   }
   else
   {
-    memcpy( opencvFrame.data, &(m_pppcInputPel[LUMA][0][0]), getBytesPerFrame() * sizeof(Pel) );
+    memcpy( opencvFrame.data, &( m_pppcInputPel[LUMA][0][0] ), getBytesPerFrame() * sizeof(Pel) );
   }
   return opencvFrame;
 }
+
+Void PlaYUVerFrame::copyFrom( cv::Mat* opencvFrame )
+{
+  if( m_iPixelFormat == NO_FMT )
+  {
+    switch( opencvFrame->channels() )
+    {
+    case 1:
+      m_iPixelFormat = GRAY;
+      break;
+    case 3:
+      m_iPixelFormat = RGB8;
+      break;
+    default:
+      return;
+    }
+  }
+
+  if( !isValid() )
+  {
+    init( opencvFrame->cols, opencvFrame->rows, m_iPixelFormat );
+  }
+
+  m_bHasRGBPel = false;
+
+  if( m_iPixelFormat != GRAY )
+  {
+    Pel* pInputPelY = m_pppcInputPel[LUMA][0];
+    Pel* pInputPelU = m_pppcInputPel[CHROMA_U][0];
+    Pel* pInputPelV = m_pppcInputPel[CHROMA_V][0];
+    Pel* pcRGBPelInterlaced = m_pcRGBPelInterlaced;
+    memcpy( pcRGBPelInterlaced, opencvFrame->data, getBytesPerFrame() * sizeof(Pel) );
+    for( UInt i = 0; i < m_uiHeight * m_uiWidth; i++ )
+    {
+      *pInputPelY++ = *pcRGBPelInterlaced++;
+      *pInputPelU++ = *pcRGBPelInterlaced++;
+      *pInputPelV++ = *pcRGBPelInterlaced++;
+    }
+    m_bHasRGBPel = true;
+  }
+  else
+  {
+    memcpy( m_pppcInputPel[LUMA][0], opencvFrame->data, getBytesPerFrame() * sizeof(Pel) );
+  }
+}
 #endif
 }
 // NAMESPACE
diff --git a/source/lib/PlaYUVerFrame.h b/source/lib/PlaYUVerFrame.h
index 1bc2fe5..d47cf6d 100755
--- a/source/lib/PlaYUVerFrame.h
+++ b/source/lib/PlaYUVerFrame.h
@@ -145,6 +145,7 @@ public:
 
 #ifdef USE_OPENCV
   cv::Mat getCvMat();
+  Void copyFrom( cv::Mat* input_frame );
 #endif
 
   UInt getWidth() const