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2014/10/15 ¤U¤È 10:04:59
iphone Programming Glossary: cfreleaseBold & Non-Bold Text In A Single UILabel? http://stackoverflow.com/questions/3586871/bold-non-bold-text-in-a-single-uilabel id ctBoldFont id kCTFontAttributeName cgColor id kCTForegroundColorAttributeName nil CFRelease ctBoldFont NSDictionary subAttributes NSDictionary dictionaryWithObjectsAndKeys id ctFont id kCTFontAttributeName.. subAttributes NSDictionary dictionaryWithObjectsAndKeys id ctFont id kCTFontAttributeName nil CFRelease ctFont Create the attributed string text attributes NSMutableAttributedString attrStr NSMutableAttributedString..
How to create a GUID/UUID using the iPhone SDK http://stackoverflow.com/questions/427180/how-to-create-a-guid-uuid-using-the-iphone-sdk
iOS SDK - Programmatically generate a PDF file http://stackoverflow.com/questions/4362734/ios-sdk-programmatically-generate-a-pdf-file the CFString we just defined url CFURLCreateWithFileSystemPath NULL path kCFURLPOSIXPathStyle 0 CFRelease path This dictionary contains extra options mostly for 'signing' the PDF myDictionary CFDictionaryCreateMutable.. defined dictionary pdfContext CGPDFContextCreateWithURL url pageRect myDictionary Cleanup our mess CFRelease myDictionary CFRelease url Done creating our PDF Context now it's time to draw to it Starts our first.. CGPDFContextCreateWithURL url pageRect myDictionary Cleanup our mess CFRelease myDictionary CFRelease url Done creating our PDF Context now it's time to draw to it Starts our first page CGContextBeginPage..
Problem setting exif data for an image http://stackoverflow.com/questions/5125323/problem-setting-exif-data-for-an-image
Dispelling the UIImage imageNamed: FUD http://stackoverflow.com/questions/924740/dispelling-the-uiimage-imagenamed-fud originalImage CGDataProviderRef imageDataProvider CGDataProviderCreateWithCFData imageData CFRelease imageData CGImageRef image CGImageCreate CGImageGetWidth originalImage CGImageGetHeight originalImage..
Get Exif data from UIImage - UIImagePickerController http://stackoverflow.com/questions/9766394/get-exif-data-from-uiimage-uiimagepickercontroller CGImageDestinationAddImage dr imageRef imagePropertiesDictionary CGImageDestinationFinalize dr CFRelease dr else NSLog @ no valid kCGImageSourceTypeIdentifierHint found clean up CFRelease imageRef CFRelease.. dr CFRelease dr else NSLog @ no valid kCGImageSourceTypeIdentifierHint found clean up CFRelease imageRef CFRelease imagePropertiesDictionary CFRelease sourceRef else NSLog @ image_representation.. dr else NSLog @ no valid kCGImageSourceTypeIdentifierHint found clean up CFRelease imageRef CFRelease imagePropertiesDictionary CFRelease sourceRef else NSLog @ image_representation buffer length 0 failureBlock..
Bold & Non-Bold Text In A Single UILabel? http://stackoverflow.com/questions/3586871/bold-non-bold-text-in-a-single-uilabel NSDictionary attributes NSDictionary dictionaryWithObjectsAndKeys id ctBoldFont id kCTFontAttributeName cgColor id kCTForegroundColorAttributeName nil CFRelease ctBoldFont NSDictionary subAttributes NSDictionary dictionaryWithObjectsAndKeys id ctFont id kCTFontAttributeName nil CFRelease ctFont Create the attributed string.. nil CFRelease ctBoldFont NSDictionary subAttributes NSDictionary dictionaryWithObjectsAndKeys id ctFont id kCTFontAttributeName nil CFRelease ctFont Create the attributed string text attributes NSMutableAttributedString attrStr NSMutableAttributedString alloc initWithString text attributes attributes..
How to create a GUID/UUID using the iPhone SDK http://stackoverflow.com/questions/427180/how-to-create-a-guid-uuid-using-the-iphone-sdk
iOS SDK - Programmatically generate a PDF file http://stackoverflow.com/questions/4362734/ios-sdk-programmatically-generate-a-pdf-file NULL filename kCFStringEncodingUTF8 Create a CFURL using the CFString we just defined url CFURLCreateWithFileSystemPath NULL path kCFURLPOSIXPathStyle 0 CFRelease path This dictionary contains extra options mostly for 'signing' the PDF myDictionary CFDictionaryCreateMutable NULL 0 kCFTypeDictionaryKeyCallBacks kCFTypeDictionaryValueCallBacks.. Context with the CFURL the CGRect we provide and the above defined dictionary pdfContext CGPDFContextCreateWithURL url pageRect myDictionary Cleanup our mess CFRelease myDictionary CFRelease url Done creating our PDF Context now it's time to draw to it Starts our first page CGContextBeginPage pdfContext pageRect Draws a black.. the CGRect we provide and the above defined dictionary pdfContext CGPDFContextCreateWithURL url pageRect myDictionary Cleanup our mess CFRelease myDictionary CFRelease url Done creating our PDF Context now it's time to draw to it Starts our first page CGContextBeginPage pdfContext pageRect Draws a black rectangle around the page..
Problem setting exif data for an image http://stackoverflow.com/questions/5125323/problem-setting-exif-data-for-an-image
Dispelling the UIImage imageNamed: FUD http://stackoverflow.com/questions/924740/dispelling-the-uiimage-imagenamed-fud CFDataRef imageData CGDataProviderCopyData CGImageGetDataProvider originalImage CGDataProviderRef imageDataProvider CGDataProviderCreateWithCFData imageData CFRelease imageData CGImageRef image CGImageCreate CGImageGetWidth originalImage CGImageGetHeight originalImage CGImageGetBitsPerComponent originalImage CGImageGetBitsPerPixel..
Get Exif data from UIImage - UIImagePickerController http://stackoverflow.com/questions/9766394/get-exif-data-from-uiimage-uiimagepickercontroller @ kCGImageSourceTypeIdentifierHint 1 NULL CGImageDestinationAddImage dr imageRef imagePropertiesDictionary CGImageDestinationFinalize dr CFRelease dr else NSLog @ no valid kCGImageSourceTypeIdentifierHint found clean up CFRelease imageRef CFRelease imagePropertiesDictionary CFRelease sourceRef else NSLog.. dr imageRef imagePropertiesDictionary CGImageDestinationFinalize dr CFRelease dr else NSLog @ no valid kCGImageSourceTypeIdentifierHint found clean up CFRelease imageRef CFRelease imagePropertiesDictionary CFRelease sourceRef else NSLog @ image_representation buffer length 0 failureBlock ^ NSError error NSLog @ couldn't.. CGImageDestinationFinalize dr CFRelease dr else NSLog @ no valid kCGImageSourceTypeIdentifierHint found clean up CFRelease imageRef CFRelease imagePropertiesDictionary CFRelease sourceRef else NSLog @ image_representation buffer length 0 failureBlock ^ NSError error NSLog @ couldn't get asset @ error..
Reading PDF files as string through iPhone application http://stackoverflow.com/questions/2362393/reading-pdf-files-as-string-through-iphone-application NULL filename kCFStringEncodingUTF8 url CFURLCreateWithFileSystemPath NULL path kCFURLPOSIXPathStyle 0 CFRelease path document CGPDFDocumentCreateWithURL url 2 CFRelease url int count CGPDFDocumentGetNumberOfPages document 3 if count.. NULL path kCFURLPOSIXPathStyle 0 CFRelease path document CGPDFDocumentCreateWithURL url 2 CFRelease url int count CGPDFDocumentGetNumberOfPages document 3 if count 0 printf ` s' needs at least one page filename return NULL.. CGPDFStringCopyTextString str if s NULL need something in here in case it cant find anything NSLog @ @ testing it s CFRelease s CFDataRef data CGPDFStreamCopyData stream CGPDFDataFormatRaw CGContextDrawPDFPage myContext page 3 CGContextTranslateCTM..
Bold & Non-Bold Text In A Single UILabel? http://stackoverflow.com/questions/3586871/bold-non-bold-text-in-a-single-uilabel dictionaryWithObjectsAndKeys id ctBoldFont id kCTFontAttributeName cgColor id kCTForegroundColorAttributeName nil CFRelease ctBoldFont NSDictionary subAttributes NSDictionary dictionaryWithObjectsAndKeys id ctFont id kCTFontAttributeName nil CFRelease.. ctBoldFont NSDictionary subAttributes NSDictionary dictionaryWithObjectsAndKeys id ctFont id kCTFontAttributeName nil CFRelease ctFont Create the attributed string text attributes NSMutableAttributedString attrStr NSMutableAttributedString alloc initWithString..
How to create a GUID/UUID using the iPhone SDK http://stackoverflow.com/questions/427180/how-to-create-a-guid-uuid-using-the-iphone-sdk
iOS SDK - Programmatically generate a PDF file http://stackoverflow.com/questions/4362734/ios-sdk-programmatically-generate-a-pdf-file Create a CFURL using the CFString we just defined url CFURLCreateWithFileSystemPath NULL path kCFURLPOSIXPathStyle 0 CFRelease path This dictionary contains extra options mostly for 'signing' the PDF myDictionary CFDictionaryCreateMutable NULL 0 .. and the above defined dictionary pdfContext CGPDFContextCreateWithURL url pageRect myDictionary Cleanup our mess CFRelease myDictionary CFRelease url Done creating our PDF Context now it's time to draw to it Starts our first page CGContextBeginPage.. dictionary pdfContext CGPDFContextCreateWithURL url pageRect myDictionary Cleanup our mess CFRelease myDictionary CFRelease url Done creating our PDF Context now it's time to draw to it Starts our first page CGContextBeginPage pdfContext pageRect..
Drawing waveform with AVAssetReader http://stackoverflow.com/questions/5032775/drawing-waveform-with-avassetreader length sizeof right totalLeft 0 totalRight 0 sampleTally 0 wader drain CMSampleBufferInvalidate sampleBufferRef CFRelease sampleBufferRef NSData finalData nil if reader.status AVAssetReaderStatusFailed reader.status AVAssetReaderStatusUnknown.. length sizeof right totalLeft 0 totalRight 0 sampleTally 0 wader drain CMSampleBufferInvalidate sampleBufferRef CFRelease sampleBufferRef NSData finalData nil if reader.status AVAssetReaderStatusFailed reader.status AVAssetReaderStatusUnknown..
Problem setting exif data for an image http://stackoverflow.com/questions/5125323/problem-setting-exif-data-for-an-image
How to make one color transparent on a UIImage? http://stackoverflow.com/questions/633722/how-to-make-one-color-transparent-on-a-uiimage savedimageref CGImageCreate mWidth mHeight 8 32 mWidth 4 colorSpaceRef bitmapInfo provider NULL NO renderingIntent CFRelease colorSpaceRef return savedimageref The above code is tested and I changed the green color to red color by using mask Thanks..
Dispelling the UIImage imageNamed: FUD http://stackoverflow.com/questions/924740/dispelling-the-uiimage-imagenamed-fud CGImageGetDataProvider originalImage CGDataProviderRef imageDataProvider CGDataProviderCreateWithCFData imageData CFRelease imageData CGImageRef image CGImageCreate CGImageGetWidth originalImage CGImageGetHeight originalImage CGImageGetBitsPerComponent..
Get Exif data from UIImage - UIImagePickerController http://stackoverflow.com/questions/9766394/get-exif-data-from-uiimage-uiimagepickercontroller 1 NULL CGImageDestinationAddImage dr imageRef imagePropertiesDictionary CGImageDestinationFinalize dr CFRelease dr else NSLog @ no valid kCGImageSourceTypeIdentifierHint found clean up CFRelease imageRef CFRelease imagePropertiesDictionary.. CGImageDestinationFinalize dr CFRelease dr else NSLog @ no valid kCGImageSourceTypeIdentifierHint found clean up CFRelease imageRef CFRelease imagePropertiesDictionary CFRelease sourceRef else NSLog @ image_representation buffer length 0 failureBlock.. dr CFRelease dr else NSLog @ no valid kCGImageSourceTypeIdentifierHint found clean up CFRelease imageRef CFRelease imagePropertiesDictionary CFRelease sourceRef else NSLog @ image_representation buffer length 0 failureBlock ^ NSError..
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