Created
August 23, 2015 00:57
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// | |
// main.m | |
// ScreenSampleServ | |
// | |
// Created by Levi Schuck on 8/22/15. | |
// Copyright (c) 2015 Levi Schuck. All rights reserved. | |
// | |
#import <Foundation/Foundation.h> | |
@import CoreGraphics; | |
@import QuartzCore; | |
@import AppKit; | |
int main(int argc, const char * argv[]) { | |
@autoreleasepool { | |
CGColorSpaceRef colorSpace = CGColorSpaceCreateWithName(kCGColorSpaceGenericRGB); | |
CGImageRef screenshot = CGDisplayCreateImage(0); | |
CIImage * img = [CIImage imageWithCGImage:screenshot]; | |
CIFilter * resize = [CIFilter filterWithName:@"CILanczosScaleTransform"]; | |
[resize setValue:img forKey:kCIInputImageKey]; | |
[resize setValue:[NSNumber numberWithFloat:1.0f] forKey:kCIInputAspectRatioKey]; | |
[resize setValue:[NSNumber numberWithFloat:0.125] forKey:kCIInputScaleKey]; | |
CIFilter * gaus = [CIFilter filterWithName:@"CIGaussianBlur"]; | |
[gaus setValue:resize.outputImage forKey:kCIInputImageKey]; | |
[gaus setValue:[NSNumber numberWithFloat:10.0f] forKey:kCIInputRadiusKey]; | |
CIImage * result = [gaus valueForKey:kCIOutputImageKey]; | |
NSString * filePath = [@"~/Desktop/test.png" stringByExpandingTildeInPath]; | |
NSBitmapImageRep* pngRep = [[NSBitmapImageRep alloc] initWithCIImage: result]; | |
NSData *pngData = [pngRep representationUsingType: NSPNGFileType properties: nil]; | |
[pngData writeToFile: filePath atomically: YES]; | |
CGImageRelease(screenshot); | |
CGColorSpaceRelease(colorSpace); | |
} | |
return 0; | |
} |
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