initial commit

Signed-off-by: Peter Siegmund <mars3142@noreply.mars3142.dev>

libs/wxWidgets-3.3.1/interface/wx/quantize.h

@@ -0,0 +1,64 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        quantize.h
+// Purpose:     interface of wxQuantize
+// Author:      wxWidgets team
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+/**
+    @class wxQuantize
+
+    Performs quantization, or colour reduction, on a wxImage.
+
+    Functions in this class are static and so a wxQuantize object need not be
+    created.
+
+    @library{wxcore}
+    @category{misc}
+*/
+class wxQuantize : public wxObject
+{
+public:
+    /**
+        Constructor. You do not need to construct a wxQuantize object since its
+        functions are static.
+    */
+    wxQuantize();
+
+    /**
+        Converts input bitmap(s) into 8bit representation with custom palette.
+        @a in_rows and @a out_rows are arrays [0..h-1] of pointer to rows
+        (@a in_rows contains @a w * 3 bytes per row, @a out_rows @a w bytes per row).
+        Fills @a out_rows with indexes into palette (which is also stored into @a palette
+        variable).
+    */
+    static void DoQuantize(unsigned int w, unsigned int h,
+                           unsigned char** in_rows, unsigned char** out_rows,
+                           unsigned char* palette, int desiredNoColours);
+
+    /**
+        Reduce the colours in the source image and put the result into the destination image.
+        Both images may be the same, to overwrite the source image.
+
+        Specify an optional palette pointer to receive the resulting palette.
+        This palette may be passed to ConvertImageToBitmap, for example.
+    */
+    static bool Quantize(const wxImage& src, wxImage& dest,
+                         wxPalette** pPalette, int desiredNoColours = 236,
+                         unsigned char** eightBitData = 0,
+                         int flags = wxQUANTIZE_INCLUDE_WINDOWS_COLOURS|
+                                     wxQUANTIZE_FILL_DESTINATION_IMAGE|
+                                     wxQUANTIZE_RETURN_8BIT_DATA);
+
+    /**
+        This version sets a palette in the destination image so you don't
+        have to manage it yourself.
+    */
+    static bool Quantize(const wxImage& src, wxImage& dest,
+                         int desiredNoColours = 236,
+                         unsigned char** eightBitData = 0,
+                         int flags = wxQUANTIZE_INCLUDE_WINDOWS_COLOURS|
+                                     wxQUANTIZE_FILL_DESTINATION_IMAGE|
+                                     wxQUANTIZE_RETURN_8BIT_DATA);
+};
+