IOS为图片截图

goodstartlin

于 2016-02-22 16:52:44 发布

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本文链接：https://blog.youkuaiyun.com/goodstartlin/article/details/50717861

版权

-(UIImage*)getSubImage:(UIImage*)inputImage{
    float scale = inputImage.size.height/inputImageView.frame.size.height;
    CGRect mySubImgBounds = CGRectMake((CGRectGetMinX(clipingAreaView.frame)-CGRectGetMinX(inputImageView.frame))*scale, (CGRectGetMinY(clipingAreaView.frame)-CGRectGetMinY(inputImageView.frame))*scale, clipingAreaView.frame.size.width*scale, clipingAreaView.frame.size.height*scale);
    CGImageRef subImageRef = CGImageCreateWithImageInRect(inputImageView.image.CGImage, mySubImgBounds);
    UIImage *tempImg = [UIImage imageWithCGImage:subImageRef];
    return tempImg;
}