diff --git a/cmake/CMakeMacros.cmake b/cmake/CMakeMacros.cmake
index a78b4c0..df9dc09 100644
--- a/cmake/CMakeMacros.cmake
+++ b/cmake/CMakeMacros.cmake
@@ -105,6 +105,7 @@ macro(ADD_MODULE name file )
     set(MODULES_LIBS ${MODULES_LIBS} ${__modulename})
     add_definitions( -DUSE_${name} )
     LIST(APPEND MODULES_LIST ${name} )
+    file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/moduleslist.cpp "REGISTER_MODULE( ${name} );") 
   endif()
   unset(__modulename)
 endmacro()
diff --git a/cmake/ModuleDefault.cmake b/cmake/ModuleDefault.cmake
index 3278bb7..999e42c 100644
--- a/cmake/ModuleDefault.cmake
+++ b/cmake/ModuleDefault.cmake
@@ -3,5 +3,6 @@
 ######################################################################################
 
 ADD_MODULE( FilterFrame "FilterFrame.cpp" )
-ADD_MODULE( MeasurePSNR "MeasurePSNR.cpp" )
+ADD_MODULE( FrameDifference "FrameDifference.cpp" )
+#ADD_MODULE( MeasurePSNR "MeasurePSNR.cpp" )
 
diff --git a/source/app/ModulesHandle.cpp b/source/app/ModulesHandle.cpp
index 900a044..1739eff 100644
--- a/source/app/ModulesHandle.cpp
+++ b/source/app/ModulesHandle.cpp
@@ -29,6 +29,7 @@
 
 // List of modules includes
 #include "FilterFrame.h"
+#include "FrameDifference.h"
 
 namespace plaYUVer
 {
@@ -38,6 +39,7 @@ Void ModulesHandle::ModulesList( Bool bCreate )
 
   // Register Modules
   REGISTER_MODULE( FilterFrame );
+  REGISTER_MODULE( FrameDifference );
 
 }
 
diff --git a/source/modules/MeasurePSNR.cpp b/source/modules/MeasurePSNR.cpp
index 39779e9..3843fba 100644
--- a/source/modules/MeasurePSNR.cpp
+++ b/source/modules/MeasurePSNR.cpp
@@ -30,13 +30,13 @@
 namespace plaYUVer
 {
 
-static PlaYUVerModuleDefinition MeasurePSNRDef = {
+static PlaYUVerModuleDefinition MeasurePSNRDef =
+{
     FRAME_LEVEL_MODULE,
-    "Filters",
-    "Y_Filter",
-    "Filter Y matrix of YUV frame",
-    false,
-};
+    "Measurements",
+    "PSNR",
+    "MEasure the PSNR between two images",
+    true, };
 
 MeasurePSNR::MeasurePSNR()
 {
@@ -52,9 +52,6 @@ Void MeasurePSNR::create( PlaYUVerFrame* InputFrame )
 
 PlaYUVerFrame* MeasurePSNR::process( PlaYUVerFrame* InputFrame )
 {
-  Pel*** pppOutputPelYUV = m_pcFilteredFrame->getPelBufferYUV();
-  Pel*** pppInputPelYUV = InputFrame->getPelBufferYUV();
-  memcpy( pppOutputPelYUV[LUMA][0], pppInputPelYUV[LUMA][0], m_pcFilteredFrame->getWidth() * m_pcFilteredFrame->getHeight() * sizeof(Pel) );
   return m_pcFilteredFrame;
 }