├── UIImageAverageColor
    ├── en.lproj
    │   ├── InfoPlist.strings
    │   └── NRViewController.xib
    ├── Lena.tiff
    ├── UIImageAverageColorAddition.h
    ├── UIImageAverageColor-Prefix.pch
    ├── main.m
    ├── NRAppDelegate.h
    ├── NRViewController.h
    ├── UIImageAverageColor-Info.plist
    ├── NRViewController.m
    ├── UIImageAverageColorAddition.m
    └── NRAppDelegate.m
├── UIImageAverageColor.xcodeproj
    ├── project.xcworkspace
    │   └── contents.xcworkspacedata
    └── project.pbxproj
└── README.md


/UIImageAverageColor/en.lproj/InfoPlist.strings:
--------------------------------------------------------------------------------
1 | /* Localized versions of Info.plist keys */
2 | 
3 | 


--------------------------------------------------------------------------------
/UIImageAverageColor/Lena.tiff:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/NikolaiRuhe/UIImageAverageColor/HEAD/UIImageAverageColor/Lena.tiff


--------------------------------------------------------------------------------
/UIImageAverageColor.xcodeproj/project.xcworkspace/contents.xcworkspacedata:
--------------------------------------------------------------------------------
1 | <?xml version="1.0" encoding="UTF-8"?>
2 | <Workspace
3 |    version = "1.0">
4 |    <FileRef
5 |       location = "self:UIImageAverageColor.xcodeproj">
6 |    </FileRef>
7 | </Workspace>
8 | 


--------------------------------------------------------------------------------
/README.md:
--------------------------------------------------------------------------------
1 | UIImageAverageColor
2 | ==============
3 | 
4 | See description on stackoverflow [in this answer](http://stackoverflow.com/questions/12147779/how-do-i-release-a-cgimageref-in-ios/12148136#12148136).
5 | 
6 | The code in this project is in the public domain. Use it at your will.
7 | 


--------------------------------------------------------------------------------
/UIImageAverageColor/UIImageAverageColorAddition.h:
--------------------------------------------------------------------------------
 1 | //
 2 | //  UIImage+UIImageAverageColorAddition.h
 3 | //  AvgColor
 4 | //
 5 | //  Created by nikolai on 28.08.12.
 6 | //  Copyright (c) 2012 Savoy Software. All rights reserved.
 7 | //
 8 | 
 9 | #import <UIKit/UIKit.h>
10 | 
11 | @interface UIImage (UIImageAverageColorAddition)
12 | 
13 | - (UIColor *)averageColor;
14 | - (UIColor *)mergedColor;
15 | 
16 | @end
17 | 


--------------------------------------------------------------------------------
/UIImageAverageColor/UIImageAverageColor-Prefix.pch:
--------------------------------------------------------------------------------
 1 | //
 2 | // Prefix header for all source files of the 'AvgColor' target in the 'AvgColor' project
 3 | //
 4 | 
 5 | #import <Availability.h>
 6 | 
 7 | #ifndef __IPHONE_4_0
 8 | #warning "This project uses features only available in iOS SDK 4.0 and later."
 9 | #endif
10 | 
11 | #ifdef __OBJC__
12 | 	#import <UIKit/UIKit.h>
13 | 	#import <Foundation/Foundation.h>
14 | #endif
15 | 


--------------------------------------------------------------------------------
/UIImageAverageColor/main.m:
--------------------------------------------------------------------------------
 1 | //
 2 | //  main.m
 3 | //  AvgColor
 4 | //
 5 | //  Created by nikolai on 28.08.12.
 6 | //  Copyright (c) 2012 Savoy Software. All rights reserved.
 7 | //
 8 | 
 9 | #import <UIKit/UIKit.h>
10 | 
11 | #import "NRAppDelegate.h"
12 | 
13 | int main(int argc, char *argv[])
14 | {
15 | 	@autoreleasepool {
16 | 	    return UIApplicationMain(argc, argv, nil, NSStringFromClass([NRAppDelegate class]));
17 | 	}
18 | }
19 | 


--------------------------------------------------------------------------------
/UIImageAverageColor/NRAppDelegate.h:
--------------------------------------------------------------------------------
 1 | //
 2 | //  NRAppDelegate.h
 3 | //  AvgColor
 4 | //
 5 | //  Created by nikolai on 28.08.12.
 6 | //  Copyright (c) 2012 Savoy Software. All rights reserved.
 7 | //
 8 | 
 9 | #import <UIKit/UIKit.h>
10 | 
11 | @class NRViewController;
12 | 
13 | @interface NRAppDelegate : UIResponder <UIApplicationDelegate>
14 | 
15 | @property (strong, nonatomic) UIWindow *window;
16 | 
17 | @property (strong, nonatomic) NRViewController *viewController;
18 | 
19 | @end
20 | 


--------------------------------------------------------------------------------
/UIImageAverageColor/NRViewController.h:
--------------------------------------------------------------------------------
 1 | //
 2 | //  NRViewController.h
 3 | //  AvgColor
 4 | //
 5 | //  Created by nikolai on 28.08.12.
 6 | //  Copyright (c) 2012 Savoy Software. All rights reserved.
 7 | //
 8 | 
 9 | #import <UIKit/UIKit.h>
10 | 
11 | @interface NRViewController : UIViewController
12 | 
13 | @property (weak, nonatomic) IBOutlet UILabel *averageColorLabel;
14 | @property (weak, nonatomic) IBOutlet UILabel *mergedColorLabel;
15 | @property (weak, nonatomic) IBOutlet UILabel *resultLabel;
16 | @property (weak, nonatomic) IBOutlet UIImageView *imageView;
17 | 
18 | - (IBAction)testAverage:(UIBarButtonItem *)sender;
19 | - (IBAction)testMerge:(UIBarButtonItem *)sender;
20 | 
21 | @end
22 | 


--------------------------------------------------------------------------------
/UIImageAverageColor/UIImageAverageColor-Info.plist:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 3 | <plist version="1.0">
 4 | <dict>
 5 | 	<key>CFBundleDevelopmentRegion</key>
 6 | 	<string>en</string>
 7 | 	<key>CFBundleDisplayName</key>
 8 | 	<string>${PRODUCT_NAME}</string>
 9 | 	<key>CFBundleExecutable</key>
10 | 	<string>${EXECUTABLE_NAME}</string>
11 | 	<key>CFBundleIdentifier</key>
12 | 	<string>com.savoysoftware.${PRODUCT_NAME:rfc1034identifier}</string>
13 | 	<key>CFBundleInfoDictionaryVersion</key>
14 | 	<string>6.0</string>
15 | 	<key>CFBundleName</key>
16 | 	<string>${PRODUCT_NAME}</string>
17 | 	<key>CFBundlePackageType</key>
18 | 	<string>APPL</string>
19 | 	<key>CFBundleShortVersionString</key>
20 | 	<string>1.0</string>
21 | 	<key>CFBundleSignature</key>
22 | 	<string>????</string>
23 | 	<key>CFBundleVersion</key>
24 | 	<string>1.0</string>
25 | 	<key>LSRequiresIPhoneOS</key>
26 | 	<true/>
27 | 	<key>UIRequiredDeviceCapabilities</key>
28 | 	<array>
29 | 		<string>armv7</string>
30 | 	</array>
31 | 	<key>UISupportedInterfaceOrientations</key>
32 | 	<array>
33 | 		<string>UIInterfaceOrientationPortrait</string>
34 | 	</array>
35 | </dict>
36 | </plist>
37 | 


--------------------------------------------------------------------------------
/UIImageAverageColor/NRViewController.m:
--------------------------------------------------------------------------------
 1 | //
 2 | //  NRViewController.m
 3 | //  AvgColor
 4 | //
 5 | //  Created by nikolai on 28.08.12.
 6 | //  Copyright (c) 2012 Savoy Software. All rights reserved.
 7 | //
 8 | 
 9 | #import "NRViewController.h"
10 | #import "UIImageAverageColorAddition.h"
11 | 
12 | 
13 | @implementation NRViewController
14 | 
15 | - (void)viewDidLoad
16 | {
17 |     [super viewDidLoad];
18 | 
19 | 	CGFloat red, green, blue;
20 | 
21 | 	self.averageColorLabel.backgroundColor = [self.imageView.image averageColor];
22 | 	[self.averageColorLabel.backgroundColor getRed:&red green:&green blue:&blue alpha:NULL];
23 | 	self.averageColorLabel.text = [NSString stringWithFormat:@"average color: %.2f %.2f %.2f", red, green, blue];
24 | 
25 | 	self.mergedColorLabel.backgroundColor = [self.imageView.image mergedColor];
26 | 	[self.mergedColorLabel.backgroundColor getRed:&red green:&green blue:&blue alpha:NULL];
27 | 	self.mergedColorLabel.text = [NSString stringWithFormat:@"merged color: %.2f %.2f %.2f", red, green, blue];
28 | 
29 | 	self.resultLabel.text = @"";
30 | }
31 | 
32 | - (IBAction)testAverage:(UIBarButtonItem *)sender
33 | {
34 | 	UIImage * image = self.imageView.image;
35 | 	NSDate *start = [NSDate date];
36 | 	NSUInteger iterations = 0;
37 | 	while ([start timeIntervalSinceNow] > -2) {
38 | 		[image averageColor];
39 | 		iterations += 1;
40 | 	}
41 | 	NSDate *end = [NSDate date];
42 | 	self.resultLabel.text = [NSString stringWithFormat:@"average: %.2f ms", 1000.0 * [end timeIntervalSinceDate:start] / iterations];
43 | }
44 | 
45 | - (IBAction)testMerge:(UIBarButtonItem *)sender
46 | {
47 | 	UIImage * image = self.imageView.image;
48 | 	NSDate *start = [NSDate date];
49 | 	NSUInteger iterations = 0;
50 | 	while ([start timeIntervalSinceNow] > -2) {
51 | 		[image mergedColor];
52 | 		iterations += 1;
53 | 	}
54 | 	NSDate *end = [NSDate date];
55 | 	self.resultLabel.text = [NSString stringWithFormat:@"merge: %.2f ms", 1000.0 * [end timeIntervalSinceDate:start] / iterations];
56 | }
57 | 
58 | @end
59 | 


--------------------------------------------------------------------------------
/UIImageAverageColor/UIImageAverageColorAddition.m:
--------------------------------------------------------------------------------
 1 | //
 2 | //  UIImage+UIImageAverageColorAddition.m
 3 | //  AvgColor
 4 | //
 5 | //  Created by nikolai on 28.08.12.
 6 | //  Copyright (c) 2012 Savoy Software. All rights reserved.
 7 | //
 8 | 
 9 | #import "UIImageAverageColorAddition.h"
10 | 
11 | @implementation UIImage (UIImageAverageColorAddition)
12 | 
13 | - (UIColor *)averageColor
14 | {
15 |     CGImageRef rawImageRef = [self CGImage];
16 | 
17 |     // This function returns the raw pixel values
18 | 	CFDataRef data = CGDataProviderCopyData(CGImageGetDataProvider(rawImageRef));
19 |     const UInt8 *rawPixelData = CFDataGetBytePtr(data);
20 | 
21 |     NSUInteger imageHeight = CGImageGetHeight(rawImageRef);
22 |     NSUInteger imageWidth  = CGImageGetWidth(rawImageRef);
23 |     NSUInteger bytesPerRow = CGImageGetBytesPerRow(rawImageRef);
24 | 	NSUInteger stride = CGImageGetBitsPerPixel(rawImageRef) / 8;
25 | 
26 |     // Here I sort the R,G,B, values and get the average over the whole image
27 |     unsigned int red   = 0;
28 |     unsigned int green = 0;
29 |     unsigned int blue  = 0;
30 | 
31 | 	for (int row = 0; row < imageHeight; row++) {
32 | 		const UInt8 *rowPtr = rawPixelData + bytesPerRow * row;
33 | 		for (int column = 0; column < imageWidth; column++) {
34 |             red    += rowPtr[0];
35 |             green  += rowPtr[1];
36 |             blue   += rowPtr[2];
37 | 			rowPtr += stride;
38 | 
39 |         }
40 |     }
41 | 	CFRelease(data);
42 | 
43 | 	CGFloat f = 1.0f / (255.0f * imageWidth * imageHeight);
44 | 	return [UIColor colorWithRed:f * red  green:f * green blue:f * blue alpha:1];
45 | }
46 | 
47 | - (UIColor *)mergedColor
48 | {
49 | 	CGSize size = {1, 1};
50 | 	UIGraphicsBeginImageContext(size);
51 | 	CGContextRef ctx = UIGraphicsGetCurrentContext();
52 | 	CGContextSetInterpolationQuality(ctx, kCGInterpolationMedium);
53 | 	[self drawInRect:(CGRect){.size = size} blendMode:kCGBlendModeCopy alpha:1];
54 | 	uint8_t *data = CGBitmapContextGetData(ctx);
55 | 	UIColor *color = [UIColor colorWithRed:data[2] / 255.0f
56 | 									 green:data[1] / 255.0f
57 | 									  blue:data[0] / 255.0f
58 | 									 alpha:1];
59 | 	UIGraphicsEndImageContext();
60 | 	return color;
61 | }
62 | 
63 | @end
64 | 


--------------------------------------------------------------------------------
/UIImageAverageColor/NRAppDelegate.m:
--------------------------------------------------------------------------------
 1 | //
 2 | //  NRAppDelegate.m
 3 | //  AvgColor
 4 | //
 5 | //  Created by nikolai on 28.08.12.
 6 | //  Copyright (c) 2012 Savoy Software. All rights reserved.
 7 | //
 8 | 
 9 | #import "NRAppDelegate.h"
10 | 
11 | #import "NRViewController.h"
12 | 
13 | @implementation NRAppDelegate
14 | 
15 | - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
16 | {
17 |     self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
18 |     // Override point for customization after application launch.
19 | 	self.viewController = [[NRViewController alloc] initWithNibName:@"NRViewController" bundle:nil];
20 | 	self.window.rootViewController = self.viewController;
21 |     [self.window makeKeyAndVisible];
22 |     return YES;
23 | }
24 | 
25 | - (void)applicationWillResignActive:(UIApplication *)application
26 | {
27 | 	// Sent when the application is about to move from active to inactive state. This can occur for certain types of temporary interruptions (such as an incoming phone call or SMS message) or when the user quits the application and it begins the transition to the background state.
28 | 	// Use this method to pause ongoing tasks, disable timers, and throttle down OpenGL ES frame rates. Games should use this method to pause the game.
29 | }
30 | 
31 | - (void)applicationDidEnterBackground:(UIApplication *)application
32 | {
33 | 	// Use this method to release shared resources, save user data, invalidate timers, and store enough application state information to restore your application to its current state in case it is terminated later. 
34 | 	// If your application supports background execution, this method is called instead of applicationWillTerminate: when the user quits.
35 | }
36 | 
37 | - (void)applicationWillEnterForeground:(UIApplication *)application
38 | {
39 | 	// Called as part of the transition from the background to the inactive state; here you can undo many of the changes made on entering the background.
40 | }
41 | 
42 | - (void)applicationDidBecomeActive:(UIApplication *)application
43 | {
44 | 	// Restart any tasks that were paused (or not yet started) while the application was inactive. If the application was previously in the background, optionally refresh the user interface.
45 | }
46 | 
47 | - (void)applicationWillTerminate:(UIApplication *)application
48 | {
49 | 	// Called when the application is about to terminate. Save data if appropriate. See also applicationDidEnterBackground:.
50 | }
51 | 
52 | @end
53 | 


--------------------------------------------------------------------------------
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--------------------------------------------------------------------------------
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104 | 				91B36BCE15ECC09000BA1F30 /* Lena.tiff */,
105 | 			);
106 | 			name = "Supporting Files";
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109 | /* End PBXGroup section */
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112 | 		91B36BA815ECB9E100BA1F30 /* UIImageAverageColor */ = {
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115 | 			buildPhases = (
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117 | 				91B36BA615ECB9E100BA1F30 /* Frameworks */,
118 | 				91B36BA715ECB9E100BA1F30 /* Resources */,
119 | 			);
120 | 			buildRules = (
121 | 			);
122 | 			dependencies = (
123 | 			);
124 | 			name = UIImageAverageColor;
125 | 			productName = AvgColor;
126 | 			productReference = 91B36BA915ECB9E100BA1F30 /* UIImageAverageColor.app */;
127 | 			productType = "com.apple.product-type.application";
128 | 		};
129 | /* End PBXNativeTarget section */
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133 | 			isa = PBXProject;
134 | 			attributes = {
135 | 				CLASSPREFIX = NR;
136 | 				LastUpgradeCheck = 0450;
137 | 				ORGANIZATIONNAME = "Savoy Software";
138 | 			};
139 | 			buildConfigurationList = 91B36BA315ECB9E100BA1F30 /* Build configuration list for PBXProject "UIImageAverageColor" */;
140 | 			compatibilityVersion = "Xcode 3.2";
141 | 			developmentRegion = English;
142 | 			hasScannedForEncodings = 0;
143 | 			knownRegions = (
144 | 				en,
145 | 			);
146 | 			mainGroup = 91B36B9E15ECB9E100BA1F30;
147 | 			productRefGroup = 91B36BAA15ECB9E100BA1F30 /* Products */;
148 | 			projectDirPath = "";
149 | 			projectRoot = "";
150 | 			targets = (
151 | 				91B36BA815ECB9E100BA1F30 /* UIImageAverageColor */,
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154 | /* End PBXProject section */
155 | 
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157 | 		91B36BA715ECB9E100BA1F30 /* Resources */ = {
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159 | 			buildActionMask = 2147483647;
160 | 			files = (
161 | 				91B36BB815ECB9E100BA1F30 /* InfoPlist.strings in Resources */,
162 | 				91B36BC415ECB9E100BA1F30 /* NRViewController.xib in Resources */,
163 | 				91B36BCF15ECC09000BA1F30 /* Lena.tiff in Resources */,
164 | 			);
165 | 			runOnlyForDeploymentPostprocessing = 0;
166 | 		};
167 | /* End PBXResourcesBuildPhase section */
168 | 
169 | /* Begin PBXSourcesBuildPhase section */
170 | 		91B36BA515ECB9E100BA1F30 /* Sources */ = {
171 | 			isa = PBXSourcesBuildPhase;
172 | 			buildActionMask = 2147483647;
173 | 			files = (
174 | 				91B36BBA15ECB9E100BA1F30 /* main.m in Sources */,
175 | 				91B36BBE15ECB9E100BA1F30 /* NRAppDelegate.m in Sources */,
176 | 				91B36BC115ECB9E100BA1F30 /* NRViewController.m in Sources */,
177 | 				91B36BCD15ECBA8B00BA1F30 /* UIImageAverageColorAddition.m in Sources */,
178 | 			);
179 | 			runOnlyForDeploymentPostprocessing = 0;
180 | 		};
181 | /* End PBXSourcesBuildPhase section */
182 | 
183 | /* Begin PBXVariantGroup section */
184 | 		91B36BB615ECB9E100BA1F30 /* InfoPlist.strings */ = {
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186 | 			children = (
187 | 				91B36BB715ECB9E100BA1F30 /* en */,
188 | 			);
189 | 			name = InfoPlist.strings;
190 | 			sourceTree = "<group>";
191 | 		};
192 | 		91B36BC215ECB9E100BA1F30 /* NRViewController.xib */ = {
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194 | 			children = (
195 | 				91B36BC315ECB9E100BA1F30 /* en */,
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198 | 			sourceTree = "<group>";
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202 | /* Begin XCBuildConfiguration section */
203 | 		91B36BC515ECB9E100BA1F30 /* Debug */ = {
204 | 			isa = XCBuildConfiguration;
205 | 			buildSettings = {
206 | 				ALWAYS_SEARCH_USER_PATHS = NO;
207 | 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
208 | 				CLANG_CXX_LIBRARY = "libc++";
209 | 				CLANG_ENABLE_OBJC_ARC = YES;
210 | 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
211 | 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
212 | 				COPY_PHASE_STRIP = NO;
213 | 				GCC_C_LANGUAGE_STANDARD = gnu99;
214 | 				GCC_DYNAMIC_NO_PIC = NO;
215 | 				GCC_OPTIMIZATION_LEVEL = 0;
216 | 				GCC_PREPROCESSOR_DEFINITIONS = (
217 | 					"DEBUG=1",
218 | 					"$(inherited)",
219 | 				);
220 | 				GCC_SYMBOLS_PRIVATE_EXTERN = NO;
221 | 				GCC_WARN_ABOUT_RETURN_TYPE = YES;
222 | 				GCC_WARN_UNINITIALIZED_AUTOS = YES;
223 | 				GCC_WARN_UNUSED_VARIABLE = YES;
224 | 				IPHONEOS_DEPLOYMENT_TARGET = 6.0;
225 | 				SDKROOT = iphoneos;
226 | 			};
227 | 			name = Debug;
228 | 		};
229 | 		91B36BC615ECB9E100BA1F30 /* Release */ = {
230 | 			isa = XCBuildConfiguration;
231 | 			buildSettings = {
232 | 				ALWAYS_SEARCH_USER_PATHS = NO;
233 | 				CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
234 | 				CLANG_CXX_LIBRARY = "libc++";
235 | 				CLANG_ENABLE_OBJC_ARC = YES;
236 | 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
237 | 				"CODE_SIGN_IDENTITY[sdk=iphoneos*]" = "iPhone Developer";
238 | 				COPY_PHASE_STRIP = YES;
239 | 				GCC_C_LANGUAGE_STANDARD = gnu99;
240 | 				GCC_WARN_ABOUT_RETURN_TYPE = YES;
241 | 				GCC_WARN_UNINITIALIZED_AUTOS = YES;
242 | 				GCC_WARN_UNUSED_VARIABLE = YES;
243 | 				IPHONEOS_DEPLOYMENT_TARGET = 6.0;
244 | 				OTHER_CFLAGS = "-DNS_BLOCK_ASSERTIONS=1";
245 | 				SDKROOT = iphoneos;
246 | 				VALIDATE_PRODUCT = YES;
247 | 			};
248 | 			name = Release;
249 | 		};
250 | 		91B36BC815ECB9E100BA1F30 /* Debug */ = {
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252 | 			buildSettings = {
253 | 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
254 | 				GCC_PREFIX_HEADER = "UIImageAverageColor/UIImageAverageColor-Prefix.pch";
255 | 				INFOPLIST_FILE = "UIImageAverageColor/UIImageAverageColor-Info.plist";
256 | 				IPHONEOS_DEPLOYMENT_TARGET = 5.1;
257 | 				PRODUCT_NAME = UIImageAverageColor;
258 | 				WRAPPER_EXTENSION = app;
259 | 			};
260 | 			name = Debug;
261 | 		};
262 | 		91B36BC915ECB9E100BA1F30 /* Release */ = {
263 | 			isa = XCBuildConfiguration;
264 | 			buildSettings = {
265 | 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
266 | 				GCC_PREFIX_HEADER = "UIImageAverageColor/UIImageAverageColor-Prefix.pch";
267 | 				INFOPLIST_FILE = "UIImageAverageColor/UIImageAverageColor-Info.plist";
268 | 				IPHONEOS_DEPLOYMENT_TARGET = 5.1;
269 | 				PRODUCT_NAME = UIImageAverageColor;
270 | 				WRAPPER_EXTENSION = app;
271 | 			};
272 | 			name = Release;
273 | 		};
274 | /* End XCBuildConfiguration section */
275 | 
276 | /* Begin XCConfigurationList section */
277 | 		91B36BA315ECB9E100BA1F30 /* Build configuration list for PBXProject "UIImageAverageColor" */ = {
278 | 			isa = XCConfigurationList;
279 | 			buildConfigurations = (
280 | 				91B36BC515ECB9E100BA1F30 /* Debug */,
281 | 				91B36BC615ECB9E100BA1F30 /* Release */,
282 | 			);
283 | 			defaultConfigurationIsVisible = 0;
284 | 			defaultConfigurationName = Release;
285 | 		};
286 | 		91B36BC715ECB9E100BA1F30 /* Build configuration list for PBXNativeTarget "UIImageAverageColor" */ = {
287 | 			isa = XCConfigurationList;
288 | 			buildConfigurations = (
289 | 				91B36BC815ECB9E100BA1F30 /* Debug */,
290 | 				91B36BC915ECB9E100BA1F30 /* Release */,
291 | 			);
292 | 			defaultConfigurationIsVisible = 0;
293 | 			defaultConfigurationName = Release;
294 | 		};
295 | /* End XCConfigurationList section */
296 | 	};
297 | 	rootObject = 91B36BA015ECB9E100BA1F30 /* Project object */;
298 | }
299 | 


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292 | 					</object>
293 | 					<object class="IBObjectRecord">
294 | 						<int key="objectID">37</int>
295 | 						<reference key="object" ref="876004552"/>
296 | 						<reference key="parent" ref="889372299"/>
297 | 					</object>
298 | 					<object class="IBObjectRecord">
299 | 						<int key="objectID">47</int>
300 | 						<reference key="object" ref="483982424"/>
301 | 						<array class="NSMutableArray" key="children"/>
302 | 						<reference key="parent" ref="774585933"/>
303 | 					</object>
304 | 				</array>
305 | 			</object>
306 | 			<dictionary class="NSMutableDictionary" key="flattenedProperties">
307 | 				<string key="-1.CustomClassName">NRViewController</string>
308 | 				<string key="-1.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
309 | 				<string key="-2.CustomClassName">UIResponder</string>
310 | 				<string key="-2.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
311 | 				<string key="16.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
312 | 				<string key="21.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
313 | 				<string key="32.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
314 | 				<string key="33.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
315 | 				<string key="37.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
316 | 				<string key="47.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
317 | 				<string key="6.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
318 | 				<string key="8.IBPluginDependency">com.apple.InterfaceBuilder.IBCocoaTouchPlugin</string>
319 | 			</dictionary>
320 | 			<dictionary class="NSMutableDictionary" key="unlocalizedProperties"/>
321 | 			<nil key="activeLocalization"/>
322 | 			<dictionary class="NSMutableDictionary" key="localizations"/>
323 | 			<nil key="sourceID"/>
324 | 			<int key="maxID">63</int>
325 | 		</object>
326 | 		<object class="IBClassDescriber" key="IBDocument.Classes">
327 | 			<array class="NSMutableArray" key="referencedPartialClassDescriptions">
328 | 				<object class="IBPartialClassDescription">
329 | 					<string key="className">NRViewController</string>
330 | 					<string key="superclassName">UIViewController</string>
331 | 					<dictionary class="NSMutableDictionary" key="actions">
332 | 						<string key="testAverage:">UIBarButtonItem</string>
333 | 						<string key="testMerge:">UIBarButtonItem</string>
334 | 					</dictionary>
335 | 					<dictionary class="NSMutableDictionary" key="actionInfosByName">
336 | 						<object class="IBActionInfo" key="testAverage:">
337 | 							<string key="name">testAverage:</string>
338 | 							<string key="candidateClassName">UIBarButtonItem</string>
339 | 						</object>
340 | 						<object class="IBActionInfo" key="testMerge:">
341 | 							<string key="name">testMerge:</string>
342 | 							<string key="candidateClassName">UIBarButtonItem</string>
343 | 						</object>
344 | 					</dictionary>
345 | 					<dictionary class="NSMutableDictionary" key="outlets">
346 | 						<string key="averageColorLabel">UILabel</string>
347 | 						<string key="imageView">UIImageView</string>
348 | 						<string key="mergedColorLabel">UILabel</string>
349 | 						<string key="resultLabel">UILabel</string>
350 | 					</dictionary>
351 | 					<dictionary class="NSMutableDictionary" key="toOneOutletInfosByName">
352 | 						<object class="IBToOneOutletInfo" key="averageColorLabel">
353 | 							<string key="name">averageColorLabel</string>
354 | 							<string key="candidateClassName">UILabel</string>
355 | 						</object>
356 | 						<object class="IBToOneOutletInfo" key="imageView">
357 | 							<string key="name">imageView</string>
358 | 							<string key="candidateClassName">UIImageView</string>
359 | 						</object>
360 | 						<object class="IBToOneOutletInfo" key="mergedColorLabel">
361 | 							<string key="name">mergedColorLabel</string>
362 | 							<string key="candidateClassName">UILabel</string>
363 | 						</object>
364 | 						<object class="IBToOneOutletInfo" key="resultLabel">
365 | 							<string key="name">resultLabel</string>
366 | 							<string key="candidateClassName">UILabel</string>
367 | 						</object>
368 | 					</dictionary>
369 | 					<object class="IBClassDescriptionSource" key="sourceIdentifier">
370 | 						<string key="majorKey">IBProjectSource</string>
371 | 						<string key="minorKey">./Classes/NRViewController.h</string>
372 | 					</object>
373 | 				</object>
374 | 			</array>
375 | 		</object>
376 | 		<int key="IBDocument.localizationMode">0</int>
377 | 		<string key="IBDocument.TargetRuntimeIdentifier">IBCocoaTouchFramework</string>
378 | 		<bool key="IBDocument.PluginDeclaredDependenciesTrackSystemTargetVersion">YES</bool>
379 | 		<int key="IBDocument.defaultPropertyAccessControl">3</int>
380 | 		<object class="NSMutableDictionary" key="IBDocument.LastKnownImageSizes">
381 | 			<string key="NS.key.0">Lena.tiff</string>
382 | 			<string key="NS.object.0">{512, 512}</string>
383 | 		</object>
384 | 		<string key="IBCocoaTouchPluginVersion">1914</string>
385 | 	</data>
386 | </archive>
387 | 


--------------------------------------------------------------------------------