X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8907154c1a8a6882c6797d1f16393ddfb23e7f3a..64c288fa47480385ad656ae3249b5b131340c1d6:/include/wx/image.h

diff --git a/include/wx/image.h b/include/wx/image.h
index 11e1c3084d..b7b9d9a8d5 100644
--- a/include/wx/image.h
+++ b/include/wx/image.h
@@ -153,7 +153,6 @@ public:
 class WXDLLEXPORT wxImage: public wxObject
 {
 public:
-#if wxABI_VERSION >= 20602
     // red, green and blue are 8 bit unsigned integers in the range of 0..255
     // We use the identifier RGBValue instead of RGB, since RGB is #defined
     class RGBValue
@@ -161,7 +160,7 @@ public:
     public:
       RGBValue(unsigned char r=0, unsigned char g=0, unsigned char b=0)
         : red(r), green(g), blue(b) {}
-        unsigned char red;  
+        unsigned char red;
         unsigned char green;
         unsigned char blue;
     };
@@ -172,11 +171,10 @@ public:
     public:
         HSVValue(double h=0.0, double s=0.0, double v=0.0)
             : hue(h), saturation(s), value(v) {}
-        double hue;  
+        double hue;
         double saturation;
         double value;
     };
-#endif // wxABI_VERSION >= 2.6.2
 
     wxImage(){}
     wxImage( int width, int height, bool clear = true );
@@ -243,6 +241,10 @@ public:
     void Replace( unsigned char r1, unsigned char g1, unsigned char b1,
                   unsigned char r2, unsigned char g2, unsigned char b2 );
 
+    // Convert to greyscale image. Uses the luminance component (Y) of the image.
+    // The luma value (YUV) is calculated using (R * lr) + (G * lg) + (B * lb), defaults to ITU-T BT.601
+    wxImage ConvertToGreyscale( double lr = 0.299, double lg = 0.587, double lb = 0.114 ) const;
+
     // convert to monochrome image (<r,g,b> will be replaced by white,
     // everything else by black)
     wxImage ConvertToMono( unsigned char r, unsigned char g, unsigned char b ) const;
@@ -358,11 +360,9 @@ public:
     // Returned value: # of entries in the histogram
     unsigned long ComputeHistogram( wxImageHistogram &h ) const;
 
-#if wxABI_VERSION >= 20602
     // Rotates the hue of each pixel of the image. angle is a double in the range
     // -1.0..1.0 where -1.0 is -360 degrees and 1.0 is 360 degrees
     void RotateHue(double angle);
-#endif // wxABI_VERSION >= 2.6.2
 
     wxImage& operator = (const wxImage& image)
     {
@@ -390,10 +390,8 @@ public:
     static void CleanUpHandlers();
     static void InitStandardHandlers();
 
-#if wxABI_VERSION >= 20602
     static HSVValue RGBtoHSV(const RGBValue& rgb);
     static RGBValue HSVtoRGB(const HSVValue& hsv);
-#endif // wxABI_VERSION >= 2.6.2
 
 
 protected: