本文整理汇总了C++中wxImage::ConvertToMono方法的典型用法代码示例。如果您正苦于以下问题:C++ wxImage::ConvertToMono方法的具体用法?C++ wxImage::ConvertToMono怎么用?C++ wxImage::ConvertToMono使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类wxImage
的用法示例。
在下文中一共展示了wxImage::ConvertToMono方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: MultiColorImage
bool MultiColorImage(wxImage& image)
{
// return true if image contains at least one color that isn't a shade of gray
int numpixels = image.GetWidth() * image.GetHeight();
unsigned char* p = image.GetData();
// p points to RGBRGB... (ie. no alpha data)
for (int i = 0; i < numpixels; i++) {
unsigned char r = *p++;
unsigned char g = *p++;
unsigned char b = *p++;
if (r != g || g != b) {
if (image.CountColours(2) <= 2) {
// Golly 2.4 and older treated two-color icons as monochrome
// so we need to convert the image to black-and-white
image = image.ConvertToMono(r, g, b);
return false; // grayscale image
} else {
return true; // multi-color image
}
}
}
return false; // grayscale image
}