2014/10/15 下午 10:13:56
iphone Programming Glossary: sessionHow to programmatically sense the iPhone mute switch? http://stackoverflow.com/questions/287543/how-to-programmatically-sense-the-iphone-mute-switch a source of QUICK answers ... Ambient makes it respect the mute switch Must call this once to init session if gAudioSessionInited AudioSessionInterruptionListener inInterruptionListener NULL OSStatus error if..
CFNetwork and Bonjour integration for iPhone to Mac integration http://stackoverflow.com/questions/3240617/cfnetwork-and-bonjour-integration-for-iphone-to-mac-integration
How do I export UIImage array as a movie? http://stackoverflow.com/questions/3741323/how-do-i-export-uiimage-array-as-a-movie NSParameterAssert videoWriter canAddInput writerInput videoWriter addInput writerInput 2 Start a session videoWriter startWriting videoWriter startSessionAtSourceTime 因 3 Write some samples Or you can use.. 䏭 quite easy to create from a CGImage. writerInput appendSampleBuffer sampleBuffer 4 Finish the session writerInput markAsFinished videoWriter endSessionAtSourceTime 因 videoWriter finishWriting You 耱l still..
What's the easiest way to get the current location of an iPhone? http://stackoverflow.com/questions/459355/whats-the-easiest-way-to-get-the-current-location-of-an-iphone returned from core location is more than two minutes we ignore it because it might be from an old session if abs newLocation.timestamp timeIntervalSinceDate NSDate date 120 self.currentLocation newLocation..
Make movie file with picture Array and song file, using AVAsset http://stackoverflow.com/questions/6061092/make-movie-file-with-picture-array-and-song-file-using-avasset YES videoWriter addInput audioWriterInput videoWriter addInput videoWriterInput Start a session videoWriter startWriting videoWriter startSessionAtSourceTime kCMTimeZero Video encoding CVPixelBufferRef.. j if append_ok printf error appending image d times d n frameCount j frameCount Finish the session videoWriterInput markAsFinished Start a session videoWriter startWriting videoWriter startSessionAtSourceTime.. d times d n frameCount j frameCount Finish the session videoWriterInput markAsFinished Start a session videoWriter startWriting videoWriter startSessionAtSourceTime kCMTimeZero CVPixelBufferRef buffer NULL..
Detecting the iPhone's Ring / Silent / Mute switch using AVAudioPlayer not working? http://stackoverflow.com/questions/6901363/detecting-the-iphones-ring-silent-mute-switch-using-avaudioplayer-not-worki . Update I've also tried using different audio categories and a handful of other audio session properties none seem to fire when muting unmuting the switch. Jan. 1 2014 Update It's a bit of a hack.. detect the silent switch. It even works in iOS 7. iphone ios4 iphone sdk 3.0 avaudioplayer avaudiosession share improve this question I went through this VSSilentSwitch library. Didn't work for me doesn't..
Has anyone implemented the PayPal API through a native iPhone app? http://stackoverflow.com/questions/779423/has-anyone-implemented-the-paypal-api-through-a-native-iphone-app else NSLog @ theConnection is NULL After this you need to parse the response grab the session key and create a UIWebView to take them to the mobile paypal site. Paypal lets you specify a return..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample sample code This is loosely based on an example I found in the developer forum and on the WWDC session video. I stripped it down to the bare minimum. I'm not sure that my MVC structure is any good. The model..
How to programmatically sense the iPhone mute switch? http://stackoverflow.com/questions/287543/how-to-programmatically-sense-the-iphone-mute-switch answer eventually. For completeness because S.O. should be a source of QUICK answers ... Ambient makes it respect the mute switch Must call this once to init session if gAudioSessionInited AudioSessionInterruptionListener inInterruptionListener NULL OSStatus error if error AudioSessionInitialize NULL NULL inInterruptionListener..
CFNetwork and Bonjour integration for iPhone to Mac integration http://stackoverflow.com/questions/3240617/cfnetwork-and-bonjour-integration-for-iphone-to-mac-integration
How do I export UIImage array as a movie? http://stackoverflow.com/questions/3741323/how-do-i-export-uiimage-array-as-a-movie videoSettings retain NSParameterAssert writerInput NSParameterAssert videoWriter canAddInput writerInput videoWriter addInput writerInput 2 Start a session videoWriter startWriting videoWriter startSessionAtSourceTime 因 3 Write some samples Or you can use AVAssetWriterInputPixelBufferAdaptor. That lets you feed the.. lets you feed the writer input data from a CVPixelBuffer that 䏭 quite easy to create from a CGImage. writerInput appendSampleBuffer sampleBuffer 4 Finish the session writerInput markAsFinished videoWriter endSessionAtSourceTime 因 videoWriter finishWriting You 耱l still have to fill in a lot of blanks but I think that the only..
What's the easiest way to get the current location of an iPhone? http://stackoverflow.com/questions/459355/whats-the-easiest-way-to-get-the-current-location-of-an-iphone fromLocation CLLocation oldLocation if the time interval returned from core location is more than two minutes we ignore it because it might be from an old session if abs newLocation.timestamp timeIntervalSinceDate NSDate date 120 self.currentLocation newLocation void locationManager CLLocationManager manager didFailWithError..
Make movie file with picture Array and song file, using AVAsset http://stackoverflow.com/questions/6061092/make-movie-file-with-picture-array-and-song-file-using-avasset NO videoWriterInput.expectsMediaDataInRealTime YES videoWriter addInput audioWriterInput videoWriter addInput videoWriterInput Start a session videoWriter startWriting videoWriter startSessionAtSourceTime kCMTimeZero Video encoding CVPixelBufferRef buffer NULL convert uiimage to CGImage. int frameCount.. ready d d n frameCount j NSThread sleepForTimeInterval 0.1 j if append_ok printf error appending image d times d n frameCount j frameCount Finish the session videoWriterInput markAsFinished Start a session videoWriter startWriting videoWriter startSessionAtSourceTime kCMTimeZero CVPixelBufferRef buffer NULL Write all.. 0.1 j if append_ok printf error appending image d times d n frameCount j frameCount Finish the session videoWriterInput markAsFinished Start a session videoWriter startWriting videoWriter startSessionAtSourceTime kCMTimeZero CVPixelBufferRef buffer NULL Write all picture array in movie file. int frameCount 0 for..
Detecting the iPhone's Ring / Silent / Mute switch using AVAudioPlayer not working? http://stackoverflow.com/questions/6901363/detecting-the-iphones-ring-silent-mute-switch-using-avaudioplayer-not-worki category with my AVAudioSession sharedInstance . Update I've also tried using different audio categories and a handful of other audio session properties none seem to fire when muting unmuting the switch. Jan. 1 2014 Update It's a bit of a hack and I encountered a crash while multitasking w it on my iPhone.. in the new accepted answer is the way to go if you want to detect the silent switch. It even works in iOS 7. iphone ios4 iphone sdk 3.0 avaudioplayer avaudiosession share improve this question I went through this VSSilentSwitch library. Didn't work for me doesn't work when you start actually using audio . I was thinking..
Has anyone implemented the PayPal API through a native iPhone app? http://stackoverflow.com/questions/779423/has-anyone-implemented-the-paypal-api-through-a-native-iphone-app webData NSMutableData data retain self displayConnectingView else NSLog @ theConnection is NULL After this you need to parse the response grab the session key and create a UIWebView to take them to the mobile paypal site. Paypal lets you specify a return URL which you can make anything you want. Just keep checking..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample in the good old sandbox of my app... MY CODE A simple iCloud sample code This is loosely based on an example I found in the developer forum and on the WWDC session video. I stripped it down to the bare minimum. I'm not sure that my MVC structure is any good. The model is in the AppDelegate which isn't ideal. Any suggestions..
How to programmatically sense the iPhone mute switch? http://stackoverflow.com/questions/287543/how-to-programmatically-sense-the-iphone-mute-switch S.O. should be a source of QUICK answers ... Ambient makes it respect the mute switch Must call this once to init session if gAudioSessionInited AudioSessionInterruptionListener inInterruptionListener NULL OSStatus error if error AudioSessionInitialize..
Entering background on iOS4 to play audio http://stackoverflow.com/questions/3161635/entering-background-on-ios4-to-play-audio ios4 share improve this question The one part missing from the documentation is you need to set your audio session. AVAudioSession sharedInstance setCategory AVAudioSessionCategoryPlayback error nil Add that and you'll be good to go. ..
CFNetwork and Bonjour integration for iPhone to Mac integration http://stackoverflow.com/questions/3240617/cfnetwork-and-bonjour-integration-for-iphone-to-mac-integration
How do I export UIImage array as a movie? http://stackoverflow.com/questions/3741323/how-do-i-export-uiimage-array-as-a-movie writerInput NSParameterAssert videoWriter canAddInput writerInput videoWriter addInput writerInput 2 Start a session videoWriter startWriting videoWriter startSessionAtSourceTime 因 3 Write some samples Or you can use AVAssetWriterInputPixelBufferAdaptor... a CVPixelBuffer that 䏭 quite easy to create from a CGImage. writerInput appendSampleBuffer sampleBuffer 4 Finish the session writerInput markAsFinished videoWriter endSessionAtSourceTime 因 videoWriter finishWriting You 耱l still have to fill in a..
http://stackoverflow.com/questions/4194394/client-server-gksessions strangely enough disabling the P2P aspect This is easy enough if you know how. Here's precisely how to do it... sessionMode GKSessionModeServer .. on the server. sessionMode GKSessionModeClient .. on the client. So for normal client server.. is easy enough if you know how. Here's precisely how to do it... sessionMode GKSessionModeServer .. on the server. sessionMode GKSessionModeClient .. on the client. So for normal client server programming don't use GKSessionModePeer anywhere... all that doesn't work In your clients in peer didChangeState you need to do this ... so this is in the CLIENT... void session GKSession session peer NSString peerID didChangeState GKPeerConnectionState state switch state case GKPeerStateAvailable..
What's the easiest way to get the current location of an iPhone? http://stackoverflow.com/questions/459355/whats-the-easiest-way-to-get-the-current-location-of-an-iphone if the time interval returned from core location is more than two minutes we ignore it because it might be from an old session if abs newLocation.timestamp timeIntervalSinceDate NSDate date 120 self.currentLocation newLocation void locationManager..
iPhone:Programmatically compressing recorded video to share? http://stackoverflow.com/questions/5687341/iphoneprogrammatically-compressing-recorded-video-to-share ^ switch exportSession status case AVAssetExportSessionStatusFailed NSLog @ Export session faied with error @ exportSession error break default self mediaIsReady break library writeVideoAtPathToSavedPhotosAlbum..
Make movie file with picture Array and song file, using AVAsset http://stackoverflow.com/questions/6061092/make-movie-file-with-picture-array-and-song-file-using-avasset YES videoWriter addInput audioWriterInput videoWriter addInput videoWriterInput Start a session videoWriter startWriting videoWriter startSessionAtSourceTime kCMTimeZero Video encoding CVPixelBufferRef buffer NULL convert.. 0.1 j if append_ok printf error appending image d times d n frameCount j frameCount Finish the session videoWriterInput markAsFinished Start a session videoWriter startWriting videoWriter startSessionAtSourceTime kCMTimeZero.. error appending image d times d n frameCount j frameCount Finish the session videoWriterInput markAsFinished Start a session videoWriter startWriting videoWriter startSessionAtSourceTime kCMTimeZero CVPixelBufferRef buffer NULL Write all picture..
Detecting the iPhone's Ring / Silent / Mute switch using AVAudioPlayer not working? http://stackoverflow.com/questions/6901363/detecting-the-iphones-ring-silent-mute-switch-using-avaudioplayer-not-worki AVAudioSession sharedInstance . Update I've also tried using different audio categories and a handful of other audio session properties none seem to fire when muting unmuting the switch. Jan. 1 2014 Update It's a bit of a hack and I encountered.. go if you want to detect the silent switch. It even works in iOS 7. iphone ios4 iphone sdk 3.0 avaudioplayer avaudiosession share improve this question I went through this VSSilentSwitch library. Didn't work for me doesn't work when you start..
Documented process for using facebook connect for the iPhone to upload photos http://stackoverflow.com/questions/750328/documented-process-for-using-facebook-connect-for-the-iphone-to-upload-photos anImage void done id sender self dismissModalViewControllerAnimated YES NSObject id init if self super init _session FBSession sessionForApplication kApiKey secret kApiSecret delegate self retain return self id initWithNibName NSString nibNameOrNil.. id sender self dismissModalViewControllerAnimated YES NSObject id init if self super init _session FBSession sessionForApplication kApiKey secret kApiSecret delegate self retain return self id initWithNibName NSString nibNameOrNil bundle.. bundle NSBundle nibBundleOrNil if self super initWithNibName @ SessionViewController bundle nibBundleOrNil _session FBSession sessionForApplication kApiKey secret kApiSecret delegate self retain return self void dealloc _session release..
Has anyone implemented the PayPal API through a native iPhone app? http://stackoverflow.com/questions/779423/has-anyone-implemented-the-paypal-api-through-a-native-iphone-app self displayConnectingView else NSLog @ theConnection is NULL After this you need to parse the response grab the session key and create a UIWebView to take them to the mobile paypal site. Paypal lets you specify a return URL which you can make..
iCloud basics and code sample [closed] http://stackoverflow.com/questions/7795629/icloud-basics-and-code-sample MY CODE A simple iCloud sample code This is loosely based on an example I found in the developer forum and on the WWDC session video. I stripped it down to the bare minimum. I'm not sure that my MVC structure is any good. The model is in the AppDelegate..
iPhone audio playback: force through internal speaker? http://stackoverflow.com/questions/1064846/iphone-audio-playback-force-through-internal-speaker sure how you are doing your audio playback but try having a look at the Redirecting Output Audio section of the Audio Session Programming Guide It looks something like this UInt32 audioRouteOverride kAudioSessionOverrideAudioRoute_Speaker 1 AudioSessionSetProperty.. Audio section of the Audio Session Programming Guide It looks something like this UInt32 audioRouteOverride kAudioSessionOverrideAudioRoute_Speaker 1 AudioSessionSetProperty kAudioSessionProperty_OverrideAudioRoute 2 sizeof audioRouteOverride.. Guide It looks something like this UInt32 audioRouteOverride kAudioSessionOverrideAudioRoute_Speaker 1 AudioSessionSetProperty kAudioSessionProperty_OverrideAudioRoute 2 sizeof audioRouteOverride 3 audioRouteOverride 4 share improve..
Install Simulator SDK 4.3 to Xcode 4.4 on Mountain Lion http://stackoverflow.com/questions/11651773/install-simulator-sdk-4-3-to-xcode-4-4-on-mountain-lion as soon as Xcode opens. And I couldn't manage a manual download of the 4.3 Simulator DMG the ADG website throws a Session expired error. Looks like Apple had issues with the 4.3 simulator and decided to disable it. Which sucks for people that..
How to programmatically sense the iPhone mute switch? http://stackoverflow.com/questions/287543/how-to-programmatically-sense-the-iphone-mute-switch be a source of QUICK answers ... Ambient makes it respect the mute switch Must call this once to init session if gAudioSessionInited AudioSessionInterruptionListener inInterruptionListener NULL OSStatus error if error AudioSessionInitialize NULL NULL.. answers ... Ambient makes it respect the mute switch Must call this once to init session if gAudioSessionInited AudioSessionInterruptionListener inInterruptionListener NULL OSStatus error if error AudioSessionInitialize NULL NULL inInterruptionListener.. if gAudioSessionInited AudioSessionInterruptionListener inInterruptionListener NULL OSStatus error if error AudioSessionInitialize NULL NULL inInterruptionListener NULL NSLog @ Error error in AudioSessionInitialize d. error else gAudioSessionInited..
http://stackoverflow.com/questions/3558252/ios-keychain-security that the counter for wrong tries in the iOS can be bypassed as it is not hardware based Apple Inc. WWDC 2010 Core OS Session 209 Securing Application Data Slide 24 Bottom line If you must store sensitive data better use your own encryption. And..
Recording Video in iPhone using AVFoundation Framework(AVCaptureSession)? http://stackoverflow.com/questions/3862402/recording-video-in-iphone-using-avfoundation-frameworkavcapturesession Video in iPhone using AVFoundation Framework AVCaptureSession i am developing an application in which i am trying to record a video using AVCaptureSession class...i came across a few.. Framework AVCaptureSession i am developing an application in which i am trying to record a video using AVCaptureSession class...i came across a few good tutorials like this one http www.benjaminloulier.com posts 2 ios4 and direct access to.. videos wwdc 2010 for example the AVCamDemo. Login to your iPhone developer account the box with Download WWDC 2010 Session Videos for Free then you see a new page and there you can click on View in iTunes and then in iTunes you get the link to..
How to display an image on a MKOverlayView? http://stackoverflow.com/questions/3891850/how-to-display-an-image-on-a-mkoverlayview equator. iphone objective c cocoa touch core graphics mapkit share improve this question Have you already seen Session 127 Customizing Maps with Overlays from the WWDC 2010 videos One of the examples takes earthquake data which gives the earthquake..
How to correctly subclass UIGestureRecognizer http://stackoverflow.com/questions/4074417/how-to-correctly-subclass-uigesturerecognizer a custom gesture iphone objective c gesture recognition share improve this question I found the WWDC 2010 Session Videos Session 120 Simplifying Touch Event Handling with Gesture Recognizers and Session 121 Advanced Gesture Recognition.. gesture iphone objective c gesture recognition share improve this question I found the WWDC 2010 Session Videos Session 120 Simplifying Touch Event Handling with Gesture Recognizers and Session 121 Advanced Gesture Recognition extremely useful... I found the WWDC 2010 Session Videos Session 120 Simplifying Touch Event Handling with Gesture Recognizers and Session 121 Advanced Gesture Recognition extremely useful. To access this videos you must login at http developer.apple.com here..
What happens to an iPhone app when iPhone goes into stand-by mode? http://stackoverflow.com/questions/411436/what-happens-to-an-iphone-app-when-iphone-goes-into-stand-by-mode CPU halts. This does not happen if the device is playing audio in the right audio session. See DTS Q A QA1626 Audio Session Ensuring audio playback continues when screen is locked for details. Note that the idleTimerDisabled property which can..
NSURLConnection and grand central dispatch http://stackoverflow.com/questions/5037545/nsurlconnection-and-grand-central-dispatch queue iphone nsurlconnection grand central dispatch share improve this question I recommend you to see WWDC Sessions about network application in iPhone OS. WWDC 2010 Session 207 Network Apps for iPhone OS Part 1 WWDC 2010 Session 208 Network.. share improve this question I recommend you to see WWDC Sessions about network application in iPhone OS. WWDC 2010 Session 207 Network Apps for iPhone OS Part 1 WWDC 2010 Session 208 Network Apps for iPhone OS Part 2 The lecturer said Threads.. Sessions about network application in iPhone OS. WWDC 2010 Session 207 Network Apps for iPhone OS Part 1 WWDC 2010 Session 208 Network Apps for iPhone OS Part 2 The lecturer said Threads Are Evil for network programming and recommended to use..
instruments with iOS: Why does Memory Monitor disagree with Allocations? http://stackoverflow.com/questions/5518918/instruments-with-ios-why-does-memory-monitor-disagree-with-allocations
Are the Core Image filters in iOS 5.0 fast enough for realtime video processing? http://stackoverflow.com/questions/6625888/are-the-core-image-filters-in-ios-5-0-fast-enough-for-realtime-video-processing I can't comment on the iOS specific elements given the NDA but I highly recommend watching the video for WWDC 2011 Session 422 Using Core Image on iOS and Mac OS X. Core Image mostly uses the GPU for image processing so you could look at how fast..
Detecting iPhone/iPod Touch Accessories http://stackoverflow.com/questions/667196/detecting-iphone-ipod-touch-accessories iphone objective c ipod touch share improve this question Finally found it After initializing the Audio Session object AudioSessionInitialize you can make a call to AudioSessionGetProperty and get the value of kAudioSessionProperty_AudioInputAvailable... c ipod touch share improve this question Finally found it After initializing the Audio Session object AudioSessionInitialize you can make a call to AudioSessionGetProperty and get the value of kAudioSessionProperty_AudioInputAvailable... Finally found it After initializing the Audio Session object AudioSessionInitialize you can make a call to AudioSessionGetProperty and get the value of kAudioSessionProperty_AudioInputAvailable. AudioSessionInitialize NULL NULL NULL NULL UInt32..
Change iPhone navigation bar's height http://stackoverflow.com/questions/892905/change-iphone-navigation-bars-height . Once you get the size you want you can use iOS 5 customization APIs to add the custom background image see WWDC 2011 Session 114 Customizing the Appearance of UIKit Controls . Original answer from 2009 This is generally impossible. What's more I..
Maintain PHP Session in web app on iPhone http://stackoverflow.com/questions/9998900/maintain-php-session-in-web-app-on-iphone PHP Session in web app on iPhone I have a jquery mobile web app. On my iPhone when I am on the web app I have a login and session variables...
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