diff --git a/Modules/OpenCVVideoSupport/Commands/mitkAbstractOpenCVImageFilter.cpp b/Modules/OpenCVVideoSupport/Commands/mitkAbstractOpenCVImageFilter.cpp
new file mode 100644
index 0000000000..13d644b49f
--- /dev/null
+++ b/Modules/OpenCVVideoSupport/Commands/mitkAbstractOpenCVImageFilter.cpp
@@ -0,0 +1,17 @@
+/*===================================================================
+
+The Medical Imaging Interaction Toolkit (MITK)
+
+Copyright (c) German Cancer Research Center,
+Division of Medical and Biological Informatics.
+All rights reserved.
+
+This software is distributed WITHOUT ANY WARRANTY; without
+even the implied warranty of MERCHANTABILITY or FITNESS FOR
+A PARTICULAR PURPOSE.
+
+See LICENSE.txt or http://www.mitk.org for details.
+
+===================================================================*/
+
+#include "mitkAbstractOpenCVImageFilter.h"
diff --git a/Modules/OpenCVVideoSupport/Commands/mitkAbstractOpenCVImageFilter.h b/Modules/OpenCVVideoSupport/Commands/mitkAbstractOpenCVImageFilter.h
new file mode 100644
index 0000000000..38482d9efc
--- /dev/null
+++ b/Modules/OpenCVVideoSupport/Commands/mitkAbstractOpenCVImageFilter.h
@@ -0,0 +1,56 @@
+/*===================================================================
+
+The Medical Imaging Interaction Toolkit (MITK)
+
+Copyright (c) German Cancer Research Center,
+Division of Medical and Biological Informatics.
+All rights reserved.
+
+This software is distributed WITHOUT ANY WARRANTY; without
+even the implied warranty of MERCHANTABILITY or FITNESS FOR
+A PARTICULAR PURPOSE.
+
+See LICENSE.txt or http://www.mitk.org for details.
+
+===================================================================*/
+
+#ifndef mitkCropOpenCVImageFilter_h
+#define mitkCropOpenCVImageFilter_h
+
+#include "mitkOpenCVVideoSupportExports.h"
+
+#include <mitkCommon.h>
+
+//itk headers
+#include <itkMacro.h>
+
+namespace cv {
+class Mat;
+}
+
+namespace mitk {
+
+/**
+  * \brief Interface for image filters on OpenCV images.
+  * Every concrete filter has to implement the pure virual
+  * mitk::AbstractOpenCVImageFilter::filterImage() method.
+  *
+  */
+class MITK_OPENCVVIDEOSUPPORT_EXPORT AbstractOpenCVImageFilter : public itk::Object
+{
+
+public:
+  mitkClassMacro(AbstractOpenCVImageFilter, itk::Object);
+
+  /**
+    * \brief Pure virtual method for filtering an image.
+    *
+    * \param image OpenCV image which is supposed to be manipulated.
+    * \return true if filtering was successfull, false otherwise
+    */
+  virtual bool filterImage( cv::Mat image ) = 0;
+};
+
+} // namespace mitk
+
+#endif // mitkCropOpenCVImageFilter_h
diff --git a/Modules/OpenCVVideoSupport/Commands/mitkConvertGrayscaleOpenCVImageFilter.cpp b/Modules/OpenCVVideoSupport/Commands/mitkConvertGrayscaleOpenCVImageFilter.cpp
new file mode 100644
index 0000000000..fc5668c5e0
--- /dev/null
+++ b/Modules/OpenCVVideoSupport/Commands/mitkConvertGrayscaleOpenCVImageFilter.cpp
@@ -0,0 +1,34 @@
+/*===================================================================
+
+The Medical Imaging Interaction Toolkit (MITK)
+
+Copyright (c) German Cancer Research Center,
+Division of Medical and Biological Informatics.
+All rights reserved.
+
+This software is distributed WITHOUT ANY WARRANTY; without
+even the implied warranty of MERCHANTABILITY or FITNESS FOR
+A PARTICULAR PURPOSE.
+
+See LICENSE.txt or http://www.mitk.org for details.
+
+===================================================================*/
+
+#include "mitkConvertGrayscaleOpenCVImageFilter.h"
+
+#include "cv.h"
+
+namespace mitk {
+
+bool ConvertGrayscaleOpenCVImageFilter::filterImage( cv::Mat image )
+{
+  cv::Mat buffer;
+
+  cv::cvtColor(image, buffer, CV_RGB2GRAY, 1);
+  image.release();
+  image = buffer;
+
+  return true;
+}
+
+} // namespace mitk
diff --git a/Modules/OpenCVVideoSupport/Commands/mitkConvertGrayscaleOpenCVImageFilter.h b/Modules/OpenCVVideoSupport/Commands/mitkConvertGrayscaleOpenCVImageFilter.h
new file mode 100644
index 0000000000..7eca0ba344
--- /dev/null
+++ b/Modules/OpenCVVideoSupport/Commands/mitkConvertGrayscaleOpenCVImageFilter.h
@@ -0,0 +1,43 @@
+/*===================================================================
+
+The Medical Imaging Interaction Toolkit (MITK)
+
+Copyright (c) German Cancer Research Center,
+Division of Medical and Biological Informatics.
+All rights reserved.
+
+This software is distributed WITHOUT ANY WARRANTY; without
+even the implied warranty of MERCHANTABILITY or FITNESS FOR
+A PARTICULAR PURPOSE.
+
+See LICENSE.txt or http://www.mitk.org for details.
+
+===================================================================*/
+
+#ifndef mitkConvertGrayscaleOpenCVImageFilter_h
+#define mitkConvertGrayscaleOpenCVImageFilter_h
+
+#include "mitkAbstractOpenCVImageFilter.h"
+
+//itk headers
+#include "itkObjectFactory.h"
+
+namespace mitk {
+
+class MITK_OPENCVVIDEOSUPPORT_EXPORT ConvertGrayscaleOpenCVImageFilter : public AbstractOpenCVImageFilter
+{
+
+public:
+  mitkClassMacro(ConvertGrayscaleOpenCVImageFilter, AbstractOpenCVImageFilter);
+  itkNewMacro(Self);
+
+  /**
+    * \brief Converts given image to grayscale.
+    * \return always true
+    */
+  bool filterImage( cv::Mat image );
+};
+
+} // namespace mitk
+
+#endif // mitkConvertGrayscaleOpenCVImageFilter_h
diff --git a/Modules/OpenCVVideoSupport/Commands/mitkCropOpenCVImageFilter.cpp b/Modules/OpenCVVideoSupport/Commands/mitkCropOpenCVImageFilter.cpp
new file mode 100644
index 0000000000..aea1a53e59
--- /dev/null
+++ b/Modules/OpenCVVideoSupport/Commands/mitkCropOpenCVImageFilter.cpp
@@ -0,0 +1,49 @@
+/*===================================================================
+
+The Medical Imaging Interaction Toolkit (MITK)
+
+Copyright (c) German Cancer Research Center,
+Division of Medical and Biological Informatics.
+All rights reserved.
+
+This software is distributed WITHOUT ANY WARRANTY; without
+even the implied warranty of MERCHANTABILITY or FITNESS FOR
+A PARTICULAR PURPOSE.
+
+See LICENSE.txt or http://www.mitk.org for details.
+
+===================================================================*/
+
+#include "mitkCropOpenCVImageFilter.h"
+
+#include "cv.h"
+
+namespace mitk {
+
+bool CropOpenCVImageFilter::filterImage( cv::Mat image )
+{
+  if (m_CropRegion.width <= 0)
+  {
+    MITK_ERROR("AbstractOpenCVImageFilter")("CropOpenCVImageFilter")
+        << "Cropping cannot be done without setting a non-empty crop region first.";
+    return false;
+  }
+
+  cv::Mat buffer = image(m_CropRegion);
+  image.release();
+  image = buffer;
+
+  return true;
+}
+
+void CropOpenCVImageFilter::SetCropRegion( cv::Rect cropRegion )
+{
+  m_CropRegion = cropRegion;
+}
+
+cv::Rect CropOpenCVImageFilter::GetCropRegion( )
+{
+  return m_CropRegion;
+}
+
+} // namespace mitk
diff --git a/Modules/OpenCVVideoSupport/Commands/mitkCropOpenCVImageFilter.h b/Modules/OpenCVVideoSupport/Commands/mitkCropOpenCVImageFilter.h
new file mode 100644
index 0000000000..0bb3d9de45
--- /dev/null
+++ b/Modules/OpenCVVideoSupport/Commands/mitkCropOpenCVImageFilter.h
@@ -0,0 +1,54 @@
+/*===================================================================
+
+The Medical Imaging Interaction Toolkit (MITK)
+
+Copyright (c) German Cancer Research Center,
+Division of Medical and Biological Informatics.
+All rights reserved.
+
+This software is distributed WITHOUT ANY WARRANTY; without
+even the implied warranty of MERCHANTABILITY or FITNESS FOR
+A PARTICULAR PURPOSE.
+
+See LICENSE.txt or http://www.mitk.org for details.
+
+===================================================================*/
+
+#ifndef mitkAbstractOpenCVImageFilter_h
+#define mitkAbstractOpenCVImageFilter_h
+
+#include "mitkAbstractOpenCVImageFilter.h"
+
+#include "cv.h"
+
+//itk headers
+#include <itkObjectFactory.h>
+
+namespace mitk {
+
+class MITK_OPENCVVIDEOSUPPORT_EXPORT CropOpenCVImageFilter : public AbstractOpenCVImageFilter
+{
+
+public:
+  mitkClassMacro(CropOpenCVImageFilter, AbstractOpenCVImageFilter);
+  itkNewMacro(Self);
+
+  /**
+    * \brief Crops image to rectangle given by mitk::CropOpenCVImageFilter::SetCropRegion.
+    * \return false if no crop region was set or the crop region width is zero, true otherwise.
+    */
+  bool filterImage( cv::Mat image );
+
+  void SetCropRegion( cv::Rect cropRegion );
+  cv::Rect GetCropRegion( );
+
+protected:
+  /**
+  * \brief Defines the region which will be cropped from the image.
+  */
+  cv::Rect m_CropRegion;
+};
+
+} // namespace mitk
+
+#endif // mitkAbstractOpenCVImageFilter_h
diff --git a/Modules/OpenCVVideoSupport/files.cmake b/Modules/OpenCVVideoSupport/files.cmake
index fd1990a304..11585fa4e6 100644
--- a/Modules/OpenCVVideoSupport/files.cmake
+++ b/Modules/OpenCVVideoSupport/files.cmake
@@ -1,14 +1,17 @@
 
 set(CPP_FILES
     mitkMovieGeneratorOpenCV.cpp
     mitkUndistortCameraImage.cpp
     mitkOpenCVVideoSource.cpp
     mitkOpenCVToMitkImageFilter.cpp
     mitkImageToOpenCVImageFilter.cpp
+    Commands/mitkAbstractOpenCVImageFilter.cpp
+    Commands/mitkConvertGrayscaleOpenCVImageFilter.cpp
+    Commands/mitkCropOpenCVImageFilter.cpp
 )
 
 if(MITK_USE_videoInput)
   set(CPP_FILES ${CPP_FILES}
     mitkVideoInputSource.cpp
   )
 endif(MITK_USE_videoInput)
\ No newline at end of file