This function counts the number of unique colors in the specified rectangular area of the image.
Declaration:
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AT_ERRCOUNT ACCUAPI IG_IP_color_count_get(
HIGEAR hIGear,
LPAT_RECT lpRect,
LPAT_INT lpCount
);
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Arguments:
| hIGear | Image whose count colors are to be counted. |
| lpRect | Rectangle in which to count colors (NULL for the whole image). |
| lpCount | Pointer to AT_INT to receive number of colors. |
Return Value:
Returns the number of ImageGear errors that occurred during this function call.
Supported Raster Image Formats:
All pixel formats supported by ImageGear Professional.
Sample:
Pixel Access