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Fix UIImageToMat method by taking image scale information into account

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This commit is contained in:
Chaoshuai Lu 2017-03-22 22:20:42 -07:00
parent 874fb7ae78
commit de7018539d
1 changed files with 1 additions and 1 deletions
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2
modules/imgcodecs/src/ios_conversions.mm
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@ -97,7 +97,7 @@ UIImage* MatToUIImage(const cv::Mat& image) {
void UIImageToMat(const UIImage* image,
cv::Mat& m, bool alphaExist) {
CGColorSpaceRef colorSpace = CGImageGetColorSpace(image.CGImage);
CGFloat cols = image.size.width, rows = image.size.height;
CGFloat cols = CGImageGetWidth(image.CGImage), rows = CGImageGetHeight(image.CGImage);
CGContextRef contextRef;
CGBitmapInfo bitmapInfo = kCGImageAlphaPremultipliedLast;
if (CGColorSpaceGetModel(colorSpace) == kCGColorSpaceModelMonochrome)