Update documentation ( tutorials )

samples/cpp/tutorial_code/ImgProc/Smoothing.cpp

@@ -43,33 +43,38 @@ int main( void )
   /// Applying Homogeneous blur
   if( display_caption( "Homogeneous Blur" ) != 0 ) { return 0; }
 
+  //![blur]
   for ( int i = 1; i < MAX_KERNEL_LENGTH; i = i + 2 )
       { blur( src, dst, Size( i, i ), Point(-1,-1) );
         if( display_dst( DELAY_BLUR ) != 0 ) { return 0; } }
-
+  //![blur]
 
   /// Applying Gaussian blur
   if( display_caption( "Gaussian Blur" ) != 0 ) { return 0; }
 
+  //![gaussianblur]
   for ( int i = 1; i < MAX_KERNEL_LENGTH; i = i + 2 )
       { GaussianBlur( src, dst, Size( i, i ), 0, 0 );
         if( display_dst( DELAY_BLUR ) != 0 ) { return 0; } }
-
+  //![gaussianblur]
 
   /// Applying Median blur
   if( display_caption( "Median Blur" ) != 0 ) { return 0; }
 
+  //![medianblur]
   for ( int i = 1; i < MAX_KERNEL_LENGTH; i = i + 2 )
       { medianBlur ( src, dst, i );
         if( display_dst( DELAY_BLUR ) != 0 ) { return 0; } }
-
+  //![medianblur]
 
   /// Applying Bilateral Filter
   if( display_caption( "Bilateral Blur" ) != 0 ) { return 0; }
 
+  //![bilateralfilter]
   for ( int i = 1; i < MAX_KERNEL_LENGTH; i = i + 2 )
       { bilateralFilter ( src, dst, i, i*2, i/2 );
         if( display_dst( DELAY_BLUR ) != 0 ) { return 0; } }
+  //![bilateralfilter]
 
   /// Wait until user press a key
   display_caption( "End: Press a key!" );