2014/10/15 下午 10:12:48
iphone Programming Glossary: pnghttp://stackoverflow.com/questions/18736954/missing-recommended-icon-file-the-bundle-does-not-contain-an-app-icon-for-iph of email Invalid Image For iOS applications icons included in the binary submission must be in the PNG format. If your application supports the iPhone device family you must include square icons of the following..
Build fat static library (device + simulator) using Xcode and SDK 4+ http://stackoverflow.com/questions/3520977/build-fat-static-library-device-simulator-using-xcode-and-sdk-4 from Xcode 3.x through to Xcode 4.6.x Bonus script to let you auto include Bundles i.e. include PNG files PLIST files etc from your library see below scroll to bottom now supports iPhone5 using Apple's.. is the location of your Universal Build. How to include non sourcecode files in your project PNG PLIST XML etc Do everything above check it works Create a new Run Script phase that comes AFTER THE.. your NEW BUNDLE TARGET in Build Phases add a Copy Bundle Resources section and drag drop all the PNG files etc into it Script to auto copy the built bundle s into same folder as your FAT static library..
What's the easiest way to resize/optimize an image size with the iPhone SDK? http://stackoverflow.com/questions/612131/whats-the-easiest-way-to-resize-optimize-an-image-size-with-the-iphone-sdk return newImage As far as storage of the image the fastest image format to use with the iPhone is PNG because it has optimizations for that format. However if you want to store these images as JPEGs you..
iOS download and save image inside app [duplicate] http://stackoverflow.com/questions/6238139/ios-download-and-save-image-inside-app
Dispelling the UIImage imageNamed: FUD http://stackoverflow.com/questions/924740/dispelling-the-uiimage-imagenamed-fud source file which almost always significantly inflates the data size for example a screen sized PNG file might consume a few dozen KBs when compressed but consumes over half a MB decompressed width height..
http://stackoverflow.com/questions/18736954/missing-recommended-icon-file-the-bundle-does-not-contain-an-app-icon-for-iph not pass Apple validation. If you 脎e received this kind of email Invalid Image For iOS applications icons included in the binary submission must be in the PNG format. If your application supports the iPhone device family you must include square icons of the following dimensions 57x57 pixels and 120x120 pixels. If your..
Build fat static library (device + simulator) using Xcode and SDK 4+ http://stackoverflow.com/questions/3520977/build-fat-static-library-device-simulator-using-xcode-and-sdk-4 stopper bugs in Xcode if you embed projects inside each other from Xcode 3.x through to Xcode 4.6.x Bonus script to let you auto include Bundles i.e. include PNG files PLIST files etc from your library see below scroll to bottom now supports iPhone5 using Apple's workaround to the bugs in lipo . NOTE the install instructions.. Build Products Debug universal libTargetName.a ...that is the location of your Universal Build. How to include non sourcecode files in your project PNG PLIST XML etc Do everything above check it works Create a new Run Script phase that comes AFTER THE FIRST ONE copy paste the code below Create a new Target in Xcode.. scroll to bottom find the .bundle file in your Products In your NEW BUNDLE TARGET in Build Phases add a Copy Bundle Resources section and drag drop all the PNG files etc into it Script to auto copy the built bundle s into same folder as your FAT static library echo RunScript2 echo Autocopying any bundles into the 'universal'..
What's the easiest way to resize/optimize an image size with the iPhone SDK? http://stackoverflow.com/questions/612131/whats-the-easiest-way-to-resize-optimize-an-image-size-with-the-iphone-sdk UIGraphicsEndImageContext return newImage As far as storage of the image the fastest image format to use with the iPhone is PNG because it has optimizations for that format. However if you want to store these images as JPEGs you can take your UIImage and do the following NSData dataForJPEGFile..
iOS download and save image inside app [duplicate] http://stackoverflow.com/questions/6238139/ios-download-and-save-image-inside-app
Dispelling the UIImage imageNamed: FUD http://stackoverflow.com/questions/924740/dispelling-the-uiimage-imagenamed-fud thing that imageNamed does is decode the image data from the source file which almost always significantly inflates the data size for example a screen sized PNG file might consume a few dozen KBs when compressed but consumes over half a MB decompressed width height 4 . By contrast imageWithContentsOfFile will decompress..
iOS PNG Image rotated 90 degrees http://stackoverflow.com/questions/10307521/ios-png-image-rotated-90-degrees in the code being it works for about 75 of my images. I can post the code upon request though. iphone objective c ios png exif share improve this question If you're having trouble due to the existing image imageOrientation property you can..
How to post more parameters with image upload code in iOS? http://stackoverflow.com/questions/10618056/how-to-post-more-parameters-with-image-upload-code-in-ios use as many parameters as you need. NSData imageData UIImagePNGRepresentation myImage NSString fileName @ MyFileName.png NSDictionary params NSDictionary dictionaryWithObjectsAndKeys @ Param1 @ Param1Name @ Param2 @ Param2Name @ Param3 @.. processFileUploadRequestWithURL nil andParams params fileData imageData fileName fileName mimeType @ image png block ^ id obj if obj isKindOfClass NSArray class Successful upload do other processing as needed Feel free to strip..
iPhone development: How to create colored or translucent background for UIActionSheet? http://stackoverflow.com/questions/1181272/iphone-development-how-to-create-colored-or-translucent-background-for-uiaction method void willPresentActionSheet UIActionSheet actionSheet Just to make a sample. In this case I use a stretched png as a background void willPresentActionSheet UIActionSheet actionSheet UIImage theImage UIImage imageNamed @ detail_menu_bg.png.. background void willPresentActionSheet UIActionSheet actionSheet UIImage theImage UIImage imageNamed @ detail_menu_bg.png theImage theImage stretchableImageWithLeftCapWidth 32 topCapHeight 32 CGSize theSize actionSheet.frame.size draw the background..
http://stackoverflow.com/questions/1389655/iphone-email-attachment iPhone.jpg NSData imageData UIImageJPEGRepresentation sampleImg 1 picker addAttachmentData imageData mimeType @ image png fileName @ iPhone.jpg NSString emailBody @ I am sending the image attachment with iPhone email service picker setMessageBody.. you already define mimeType. And also you have to define path for resource. Below is the sample code to attach rainy.png file with mail. MFMailComposeViewController picker MFMailComposeViewController alloc init picker.mailComposeDelegate self.. bccRecipients Attach an image to the email NSString path NSBundle mainBundle pathForResource @ rainy ofType @ png NSData myData NSData dataWithContentsOfFile path picker addAttachmentData myData mimeType @ image png fileName @ rainy Fill..
http://stackoverflow.com/questions/1494626/iphone-app-send-email bccRecipients Attach an image to the email NSString path NSBundle mainBundle pathForResource @ rainy ofType @ png NSData myData NSData dataWithContentsOfFile path picker addAttachmentData myData mimeType @ image png fileName @ rainy Fill.. @ rainy ofType @ png NSData myData NSData dataWithContentsOfFile path picker addAttachmentData myData mimeType @ image png fileName @ rainy Fill out the email body text NSString emailBody @ It is raining in sunny California picker setMessageBody..
How to add a UIImage in MailComposer Sheet of MFMailComposeViewController http://stackoverflow.com/questions/1527351/how-to-add-a-uiimage-in-mailcomposer-sheet-of-mfmailcomposeviewcontroller would come from the main bundle but your source can be elsewhere UIImage emailImage UIImage imageNamed @ myImageName.png Convert the image into data NSData imageData NSData dataWithData UIImagePNGRepresentation emailImage Create a base64 string.. b tags are required the p tags are optional emailBody appendString NSString stringWithFormat @ p b img src 'data image png base64 @' b p base64String You could repeat here with more text or images otherwise close the HTML formatting emailBody..
MFMailComposeViewController image orientation http://stackoverflow.com/questions/20204495/mfmailcomposeviewcontroller-image-orientation self mailVC setToRecipients aAddr mailVC setSubject gSubj mailVC addAttachmentData imageAsNSData mimeType @ image png fileName @ myPhoto.png mailVC setMessageBody @ Blah blah isHTML NO self presentViewController mailVC animated YES completion.. aAddr mailVC setSubject gSubj mailVC addAttachmentData imageAsNSData mimeType @ image png fileName @ myPhoto.png mailVC setMessageBody @ Blah blah isHTML NO self presentViewController mailVC animated YES completion nil else NSLog..
Saving image to Documents directory and retrieving for email attachment http://stackoverflow.com/questions/2037432/saving-image-to-documents-directory-and-retrieving-for-email-attachment paths objectAtIndex 0 NSString savedImagePath documentsDirectory stringByAppendingPathComponent @ savedImage.png UIImage image imageView.image imageView is my image from camera NSData imageData UIImagePNGRepresentation image imageData.. paths objectAtIndex 0 NSString appFile documentsDirectory stringByAppendingPathComponent @ savedImage.png NSData myData NSData alloc initWithContentsOfFile appFile autorelease picker addAttachmentData myData mimeType @ image png.. NSData myData NSData alloc initWithContentsOfFile appFile autorelease picker addAttachmentData myData mimeType @ image png fileName @ savedImage iphone email nsdocument share improve this question IBAction getImage NSArray paths NSSearchPathForDirectoriesInDomains..
Get a PDF/PNG as output from a UIWebView or UIView http://stackoverflow.com/questions/2454309/get-a-pdf-png-as-output-from-a-uiwebview-or-uiview be surprised and find a way to get the content from a webview to a file. Thanks iphone objective c cocoa touch pdf png share improve this question You can use the following category on UIView to create a PDF file #import QuartzCore QuartzCore.h..
What are the sizes used for the iOS application splash screen? http://stackoverflow.com/questions/2634898/what-are-the-sizes-used-for-the-ios-application-splash-screen on Apple's doco and placed it on my blog . I hope you guys find it useful. Yes. In iPhone iPad development the Default.png file is displayed by the device automatically so you don't have to program it which is really useful. I don't have it with.. useful. I don't have it with me but you need different PNGs for the iPad with specific names. I googled iPad default png and got this info from the phunkwerks site iPad Launch Image Orientations To deal with various orientation options a new.. the dimensions that follow the height takes into account a 20 pixel status bar. Filename Dimensions Default Portrait.png 768w x 1004h Default PortraitUpsideDown.png 768w x 1004h Default Landscape.png 1024w x 748h Default LandscapeLeft.png 1024w..
When to use PNG or JPG in iPhone development? http://stackoverflow.com/questions/3929281/when-to-use-png-or-jpg-in-iphone-development be much smaller I'd rather be using that. Are there any guidelines which format to use and in which case iphone ios png jpeg share improve this question PNG's are pixel perfect non lossy and require very little extra CPU energy to display...
iOS SDK - Programmatically generate a PDF file http://stackoverflow.com/questions/4362734/ios-sdk-programmatically-generate-a-pdf-file NULL picture kCFStringEncodingUTF8 pictureURL CFBundleCopyResourceURL CFBundleGetMainBundle picturePath CFSTR png NULL CFRelease picturePath provider CGDataProviderCreateWithURL pictureURL CFRelease pictureURL image CGImageCreateWithPNGDataProvider.. my implementation of addImageView HPDF_ functions are from libHaru void addImageView UIImageView imageView NSData pngData UIImagePNGRepresentation imageView.image if pngData nil HPDF_Image image HPDF_LoadPngImageFromMem _pdf pngData bytes.. are from libHaru void addImageView UIImageView imageView NSData pngData UIImagePNGRepresentation imageView.image if pngData nil HPDF_Image image HPDF_LoadPngImageFromMem _pdf pngData bytes pngData length if image NULL CGRect destRect self..
Drawing waveform with AVAssetReader http://stackoverflow.com/questions/5032775/drawing-waveform-with-avassetreader for handling path names etc #define imgExt @ jpg #define imageToData x UIImageJPEGRepresentation x 4 #define imgExt @ png #define imageToData x UIImagePNGRepresentation x NSString assetCacheFolder NSArray assetFolderRoot NSSearchPathForDirectoriesInDomains..
iOS WebView remote html with local image files http://stackoverflow.com/questions/5572258/ios-webview-remote-html-with-local-image-files I have done that already The closest recommendation I got was to use a custom url scheme such as myapp images img.png in the html page and in the iOS application intercept the myapp URL with NSURLProtocol subclass and replace the image with.. share improve this question Ok here is an example how to subclass NSURLProtocol and deliver an image image1.png which is already in the bundle. Below is the subclasses' header the implementation as well as an example how to use it in.. NSLog @ @ request.URL NSURLResponse response NSURLResponse alloc initWithURL request URL MIMEType @ image png expectedContentLength 1 textEncodingName nil NSString imagePath NSBundle mainBundle pathForResource @ image1 ofType..
How to write text on image in objective-c iPhone? http://stackoverflow.com/questions/6992830/how-to-write-text-on-image-in-objective-c-iphone to write text on image in objective c iPhone I want to make an image like this 1 http www.image share.com ipng 839 213.html through programming I have the upper image and text with me. Should I write text on image or any other suggestion.. image and text with me. Should I write text on image or any other suggestion for it. I want to make it a complete png image image label and set it as the background of the button. Please provide any sample code or any suggestion for it. ..
Get Exif data from UIImage - UIImagePickerController http://stackoverflow.com/questions/9766394/get-exif-data-from-uiimage-uiimagepickercontroller NSData alloc initWithBytesNoCopy buffer length image_representation.size freeWhenDone YES identify image type jpeg png RAW file ... using UTI hint NSDictionary sourceOptionsDict NSDictionary dictionaryWithObjectsAndKeys id image_representation..
iOS PNG Image rotated 90 degrees http://stackoverflow.com/questions/10307521/ios-png-image-rotated-90-degrees PNG Image rotated 90 degrees In my iOS application I'm writing I deal with PNGs because I deal with the alpha channel. For.. PNG Image rotated 90 degrees In my iOS application I'm writing I deal with PNGs because I deal with the alpha channel. For some reason I can load a PNG into my imageView just fine but when it comes time.. In my iOS application I'm writing I deal with PNGs because I deal with the alpha channel. For some reason I can load a PNG into my imageView just fine but when it comes time to either copy the image out of my application onto the PasteBoard or..
iOS Image Orientation has Strange Behavior http://stackoverflow.com/questions/10600613/ios-image-orientation-has-strange-behavior up until a few days ago. My application modifies individual pixels of an image specifically the alpha channel of a PNG so any JPEG conversion gets thrown out of the window for my scenario . A few days ago I noticed that even though the image.. this flips it then saves it so it appears in the camera roll properly. That code looks like so NSData pngdata UIImagePNGRepresentation self.workingImage PNG wrap UIImage img self rotateImageAppropriately UIImage imageWithData pngdata UIImageWriteToSavedPhotosAlbum.. appears in the camera roll properly. That code looks like so NSData pngdata UIImagePNGRepresentation self.workingImage PNG wrap UIImage img self rotateImageAppropriately UIImage imageWithData pngdata UIImageWriteToSavedPhotosAlbum img nil nil..
http://stackoverflow.com/questions/18736954/missing-recommended-icon-file-the-bundle-does-not-contain-an-app-icon-for-iph received this kind of email Invalid Image For iOS applications icons included in the binary submission must be in the PNG format. If your application supports the iPhone device family you must include square icons of the following dimensions..
MFMailComposeViewController image orientation http://stackoverflow.com/questions/20204495/mfmailcomposeviewcontroller-image-orientation mailVC MFMailComposeViewController new NSArray aAddr NSArray arrayWithObjects gAddr nil NSData imageAsNSData UIImagePNGRepresentation gImag mailVC setMailComposeDelegate self mailVC setToRecipients aAddr mailVC setSubject gSubj mailVC addAttachmentData.. Here's the code as I showed it in the original question except that I am now sending the image as a JPEG rather than a PNG but this has made no difference. This is how I'm capturing the image with the imagePickerController and placing it into..
Get a PDF/PNG as output from a UIWebView or UIView http://stackoverflow.com/questions/2454309/get-a-pdf-png-as-output-from-a-uiwebview-or-uiview a PDF PNG as output from a UIWebView or UIView Is there any way to get the content of a UIWebView and convert it to a PDF or PNG.. as output from a UIWebView or UIView Is there any way to get the content of a UIWebView and convert it to a PDF or PNG file I'd like to get similar output to that available on the Mac by selecting the PDF button when printing from Safari for..
How to tint a transparent PNG image in iPhone? http://stackoverflow.com/questions/3514066/how-to-tint-a-transparent-png-image-in-iphone to tint a transparent PNG image in iPhone I know it's possible to tint a rectangular image by drawing a CGContextFillRect over it and setting the..
Build fat static library (device + simulator) using Xcode and SDK 4+ http://stackoverflow.com/questions/3520977/build-fat-static-library-device-simulator-using-xcode-and-sdk-4 inside each other from Xcode 3.x through to Xcode 4.6.x Bonus script to let you auto include Bundles i.e. include PNG files PLIST files etc from your library see below scroll to bottom now supports iPhone5 using Apple's workaround to the.. libTargetName.a ...that is the location of your Universal Build. How to include non sourcecode files in your project PNG PLIST XML etc Do everything above check it works Create a new Run Script phase that comes AFTER THE FIRST ONE copy paste.. in your Products In your NEW BUNDLE TARGET in Build Phases add a Copy Bundle Resources section and drag drop all the PNG files etc into it Script to auto copy the built bundle s into same folder as your FAT static library echo RunScript2 echo..
When to use PNG or JPG in iPhone development? http://stackoverflow.com/questions/3929281/when-to-use-png-or-jpg-in-iphone-development to use PNG or JPG in iPhone development I have an app that will display a bunch of images in a slideshow. Those images will be part.. distributed with the app. All the images are photographs or photographic etc. I've read that it's preferred to use PNG as the image format but seeing that the JPG version will be much smaller I'd rather be using that. Are there any guidelines.. Are there any guidelines which format to use and in which case iphone ios png jpeg share improve this question PNG's are pixel perfect non lossy and require very little extra CPU energy to display. However large PNGs may take longer to..
Drawing waveform with AVAssetReader http://stackoverflow.com/questions/5032775/drawing-waveform-with-avassetreader Tidy up UIGraphicsEndImageContext return newImage Next a method that takes a AVURLAsset and returns PNG image data NSData renderPNGAudioPictogramForAssett AVURLAsset songAsset NSError error nil AVAssetReader reader AVAssetReader.. return newImage Next a method that takes a AVURLAsset and returns PNG image data NSData renderPNGAudioPictogramForAssett AVURLAsset songAsset NSError error nil AVAssetReader reader AVAssetReader alloc initWithAsset songAsset.. imgExt @ jpg #define imageToData x UIImageJPEGRepresentation x 4 #define imgExt @ png #define imageToData x UIImagePNGRepresentation x NSString assetCacheFolder NSArray assetFolderRoot NSSearchPathForDirectoriesInDomains NSCachesDirectory..
What's the easiest way to resize/optimize an image size with the iPhone SDK? http://stackoverflow.com/questions/612131/whats-the-easiest-way-to-resize-optimize-an-image-size-with-the-iphone-sdk return newImage As far as storage of the image the fastest image format to use with the iPhone is PNG because it has optimizations for that format. However if you want to store these images as JPEGs you can take your UIImage..
iOS download and save image inside app [duplicate] http://stackoverflow.com/questions/6238139/ios-download-and-save-image-inside-app
Save An Image To Application Documents Folder From UIView On IOS http://stackoverflow.com/questions/6821517/save-an-image-to-application-documents-folder-from-uiview-on-ios can impact performance if the data set grows too large. Better to write the images to files. NSData pngData UIImagePNGRepresentation image This pulls out PNG data of the image you've captured. From here you can write it to a file NSArray paths.. set grows too large. Better to write the images to files. NSData pngData UIImagePNGRepresentation image This pulls out PNG data of the image you've captured. From here you can write it to a file NSArray paths NSSearchPathForDirectoriesInDomains..
iPhone Watermark on recorded Video. http://stackoverflow.com/questions/7205820/iphone-watermark-on-recorded-video yourCGImage . The use img drawInRect CGRectMake x y height width to draw the frame to a context draw a PNG of the watermark over it and then add the processed images to your output video using AVAssetWriter . I would suggest adding..
Dispelling the UIImage imageNamed: FUD http://stackoverflow.com/questions/924740/dispelling-the-uiimage-imagenamed-fud image data from the source file which almost always significantly inflates the data size for example a screen sized PNG file might consume a few dozen KBs when compressed but consumes over half a MB decompressed width height 4 . By contrast..
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