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2014/10/15 ¤U¤È 10:11:09
iphone Programming Glossary: lockNotification of or detecting screenshot being taken? http://stackoverflow.com/questions/2121970/notification-of-or-detecting-screenshot-being-taken to show then I don't think they can create screenshots. Because as soon as you press the home lock keys to actually take the screenshot the screen seems to behave as if there are no fingers touching..
Lock-down iPhone/iPod/iPad so it can only run one app http://stackoverflow.com/questions/5011774/lock-down-iphone-ipod-ipad-so-it-can-only-run-one-app down iPhone iPod iPad so it can only run one app We'd like to 'lock down' an iPhone iPod iPad so that the user can only run one app we've developed this app internally.. will prompt you to install the profile. Don't forget to reboot your device http ipadhire.co.nz lockdown.mobileconfig EDIT EDIT brainray posted below and pointed out that there's a new feature in iOS 6.. and pointed out that there's a new feature in iOS 6 called 'guided access' that allows you to lock a device to a specific app. It's a pity this feature wasn't available a year ago would have saved us..
Locking the Fields in MFMailComposeViewController http://stackoverflow.com/questions/6284599/locking-the-fields-in-mfmailcomposeviewcontroller the Fields in MFMailComposeViewController Is it possible to somehow lock the fields in an MFMailComposeViewController so that the body recipients etc cannot be changed by the.. in the previous view. Basically I think it would just be more professional to have the fields locked rather than display an alert or something saying Please Don't Edit the Message so its not a massive.. something saying Please Don't Edit the Message so its not a massive problem if the fields can't be locked but any help would be greatly appreciated. iphone ios email locking mfmailcomposeviewcontroll share..
http://stackoverflow.com/questions/706344/lock-unlock-events-iphone Unlock events iphone How can I detect lock unlock events on the iPhone Assuming it's only possible for jailbroken.. Unlock events iphone How can I detect lock unlock events on the iPhone Assuming it's only possible for jailbroken devices can you point me to the.. Unlock events iphone How can I detect lock unlock events on the iPhone Assuming it's only possible for jailbroken devices can you point me to the correct..
Programmatically lock and unlock iPhone screen http://stackoverflow.com/questions/832940/programmatically-lock-and-unlock-iphone-screen lock and unlock iPhone screen How do I programmatically lock and unlock the main screen i.e. the device.. lock and unlock iPhone screen How do I programmatically lock and unlock the main screen i.e. the device itself of an.. lock and unlock iPhone screen How do I programmatically lock and unlock the main screen i.e. the device itself of an iPhone iphone share improve this question..
Faster alternative to glReadPixels in iPhone OpenGL ES 2.0 http://stackoverflow.com/questions/9550297/faster-alternative-to-glreadpixels-in-iphone-opengl-es-2-0 a texture with it and uses that texture as a target for my FBO. Once I've rendered a frame I lock the base address of the pixel buffer CVPixelBufferLockBaseAddress pixel_buffer 0 and then simply feed.. currentTime.value else NSLog @ Recorded pixel buffer at time lld currentTime.value CVPixelBufferUnlockBaseAddress pixel_buffer 0 if GPUImageOpenGLESContext supportsFastTextureUpload CVPixelBufferRelease..
Lock-down iPhone/iPod/iPad so it can only run one app http://stackoverflow.com/questions/5011774/lock-down-iphone-ipod-ipad-so-it-can-only-run-one-app down iPhone iPod iPad so it can only run one app We'd like to 'lock down' an iPhone iPod iPad so that.. available a year ago would have saved us a bit of hassle EDIT EDIT EDIT iOS 7 now includes an 'App Lock' payload as part of the device configuration profile. From the Apple docs By installing an app lock.. PayloadDescription key string Disables home string key PayloadDisplayName key string Home Button Lock string key PayloadIdentifier key string com.hbkill.kiosk string key PayloadOrganization key string My..
MKAnnotationView - Lock custom annotation view to pin on location updates http://stackoverflow.com/questions/6392931/mkannotationview-lock-custom-annotation-view-to-pin-on-location-updates Lock custom annotation view to pin on location updates Update #5 I guess it's bounty time. 100 views and..
http://stackoverflow.com/questions/706344/lock-unlock-events-iphone Unlock events iphone How can I detect lock unlock events on the iPhone Assuming it's only possible.. jailbroken devices can you point me to the correct API By lock events I mean showing or hiding the Lock Screen which might need a password to unlock or not . iphone ios api locking share improve this question.. _notActiveTimer NSTimer scheduledTimerWithTimeInterval 2 target self selector @selector deviceDidLock userInfo nil repeats NO 2 seconds for wiggle Deprecated in iOS5 void accelerometer UIAccelerometer accelerometer..
Customize the MKAnnotationView callout http://stackoverflow.com/questions/8018841/customize-the-mkannotationview-callout This is the solution posted by users djibouti33 and jacob jennings in the answer MKAnnotationView Lock custom annotation view to pin on location updates which in turn is based in a blog post from Asynchrony..
Notification of or detecting screenshot being taken? http://stackoverflow.com/questions/2121970/notification-of-or-detecting-screenshot-being-taken force the user to have their finger on the screen for the image to show then I don't think they can create screenshots. Because as soon as you press the home lock keys to actually take the screenshot the screen seems to behave as if there are no fingers touching it. Try taking a screenshot while moving between home screens..
Lock-down iPhone/iPod/iPad so it can only run one app http://stackoverflow.com/questions/5011774/lock-down-iphone-ipod-ipad-so-it-can-only-run-one-app down iPhone iPod iPad so it can only run one app We'd like to 'lock down' an iPhone iPod iPad so that the user can only run one app we've developed this app internally . I'm guessing we'd be looking at jailbreaking and then replacing.. the URL below if you visit this URL on your iOS device Safari will prompt you to install the profile. Don't forget to reboot your device http ipadhire.co.nz lockdown.mobileconfig EDIT EDIT brainray posted below and pointed out that there's a new feature in iOS 6 called 'guided access' that allows you to lock a device to.. lockdown.mobileconfig EDIT EDIT brainray posted below and pointed out that there's a new feature in iOS 6 called 'guided access' that allows you to lock a device to a specific app. It's a pity this feature wasn't available a year ago would have saved us a bit of hassle EDIT EDIT EDIT iOS 7 now includes an 'App Lock'..
Locking the Fields in MFMailComposeViewController http://stackoverflow.com/questions/6284599/locking-the-fields-in-mfmailcomposeviewcontroller the Fields in MFMailComposeViewController Is it possible to somehow lock the fields in an MFMailComposeViewController so that the body recipients etc cannot be changed by the user I need the e mail the user sends to go to a particular.. in from data that the user inputs to textfields and date pickers in the previous view. Basically I think it would just be more professional to have the fields locked rather than display an alert or something saying Please Don't Edit the Message so its not a massive problem if the fields can't be locked but any help would be.. to have the fields locked rather than display an alert or something saying Please Don't Edit the Message so its not a massive problem if the fields can't be locked but any help would be greatly appreciated. iphone ios email locking mfmailcomposeviewcontroll share improve this question Download the framework from the..
http://stackoverflow.com/questions/706344/lock-unlock-events-iphone Unlock events iphone How can I detect lock unlock events on the iPhone Assuming it's only possible for jailbroken devices can you point me to the correct API By lock.. Unlock events iphone How can I detect lock unlock events on the iPhone Assuming it's only possible for jailbroken devices can you point me to the correct API By lock events I mean showing or hiding the Lock.. Unlock events iphone How can I detect lock unlock events on the iPhone Assuming it's only possible for jailbroken devices can you point me to the correct API By lock events I mean showing or hiding the Lock Screen..
Programmatically lock and unlock iPhone screen http://stackoverflow.com/questions/832940/programmatically-lock-and-unlock-iphone-screen lock and unlock iPhone screen How do I programmatically lock and unlock the main screen i.e. the device itself of an iPhone iphone share improve this question .. lock and unlock iPhone screen How do I programmatically lock and unlock the main screen i.e. the device itself of an iPhone iphone share improve this question It can be done.. lock and unlock iPhone screen How do I programmatically lock and unlock the main screen i.e. the device itself of an iPhone iphone share improve this question It can be done by caling GSEventLockDevice from your app...
Faster alternative to glReadPixels in iPhone OpenGL ES 2.0 http://stackoverflow.com/questions/9550297/faster-alternative-to-glreadpixels-in-iphone-opengl-es-2-0 pool associated with my asset writer input creates and associates a texture with it and uses that texture as a target for my FBO. Once I've rendered a frame I lock the base address of the pixel buffer CVPixelBufferLockBaseAddress pixel_buffer 0 and then simply feed it into my asset writer to be encoded CMTime currentTime CMTimeMakeWithSeconds.. NSLog @ Problem appending pixel buffer at time lld currentTime.value else NSLog @ Recorded pixel buffer at time lld currentTime.value CVPixelBufferUnlockBaseAddress pixel_buffer 0 if GPUImageOpenGLESContext supportsFastTextureUpload CVPixelBufferRelease pixel_buffer Note that at no point here am I reading anything..
Lock-down iPhone/iPod/iPad so it can only run one app http://stackoverflow.com/questions/5011774/lock-down-iphone-ipod-ipad-so-it-can-only-run-one-app down iPhone iPod iPad so it can only run one app We'd like to 'lock down' an iPhone iPod iPad so that the user can only run one app we've developed this app internally.. a device to a specific app. It's a pity this feature wasn't available a year ago would have saved us a bit of hassle EDIT EDIT EDIT iOS 7 now includes an 'App Lock' payload as part of the device configuration profile. From the Apple docs By installing an app lock payload the device is locked to a single application until the.. plist version 1.0 dict key PayloadContent key array dict key PayloadDescription key string Disables home string key PayloadDisplayName key string Home Button Lock string key PayloadIdentifier key string com.hbkill.kiosk string key PayloadOrganization key string My Org string key PayloadType key string com.apple.defaults.managed..
MKAnnotationView - Lock custom annotation view to pin on location updates http://stackoverflow.com/questions/6392931/mkannotationview-lock-custom-annotation-view-to-pin-on-location-updates Lock custom annotation view to pin on location updates Update #5 I guess it's bounty time. 100 views and no one's taken a stab even with the code sample I've posted...
http://stackoverflow.com/questions/706344/lock-unlock-events-iphone Unlock events iphone How can I detect lock unlock events on the iPhone Assuming it's only possible for jailbroken devices can you point me to the correct API By.. unlock events on the iPhone Assuming it's only possible for jailbroken devices can you point me to the correct API By lock events I mean showing or hiding the Lock Screen which might need a password to unlock or not . iphone ios api locking share improve this question Round about answer Application will resign active.. sharedAccelerometer setUpdateInterval 1 Ping every second _notActiveTimer NSTimer scheduledTimerWithTimeInterval 2 target self selector @selector deviceDidLock userInfo nil repeats NO 2 seconds for wiggle Deprecated in iOS5 void accelerometer UIAccelerometer accelerometer didAccelerate UIAcceleration acceleration NSLog..
Customize the MKAnnotationView callout http://stackoverflow.com/questions/8018841/customize-the-mkannotationview-callout and make the 2nd annotation view look like a callout bubble. This is the solution posted by users djibouti33 and jacob jennings in the answer MKAnnotationView Lock custom annotation view to pin on location updates which in turn is based in a blog post from Asynchrony Solutions. For explanation purposes here is some UML from..
How to set viewport meta for iPhone that handles rotation properly? http://stackoverflow.com/questions/1230019/how-to-set-viewport-meta-for-iphone-that-handles-rotation-properly and the solution I came up with was meta name viewport content initial scale 1.0 maximum scale 1.0 This seems to lock the device into 1.0 scale regardless of it's orientation. As a side effect it does however completely disable user scaling..
Notification of or detecting screenshot being taken? http://stackoverflow.com/questions/2121970/notification-of-or-detecting-screenshot-being-taken the screen for the image to show then I don't think they can create screenshots. Because as soon as you press the home lock keys to actually take the screenshot the screen seems to behave as if there are no fingers touching it. Try taking a screenshot..
Display CFUserNotificationDisplayAlert on iPhone Lock Screen http://stackoverflow.com/questions/2199642/display-cfusernotificationdisplayalert-on-iphone-lock-screen CFSTR Hello World CFSTR OK NULL NULL responseFlags This works great on Home Screen but doesnt pop up if the screen is locked. Is there anything else i have to add to it to make it appear on the Lock Screen as well iphone xcode jailbreak share..
How to enable iPod controls in the background to control non-iPod music in iOS 4? http://stackoverflow.com/questions/3196330/how-to-enable-ipod-controls-in-the-background-to-control-non-ipod-music-in-ios-4 etc allow to control the music playback of Spotify not the ipod application . Also when the iphone ipod touch is locked double tapping displays similar playback controls. If you don't know what I mean here's an article that has screenshots.. . I've managed to keep the music playing in the background. Now I'd like to link my playback to the multi task dock lock screen. Should I be using MPMusicPlayerController iPodMusicPlayer How should I proceed Bonus question if you can tell me..
http://stackoverflow.com/questions/3558252/ios-keychain-security faq.pdf From what I can tell there are two levels of encryption that the iOS keychain uses. The first level uses the lock screen passcode as the encryption key. The second level uses a key generated by and stored on the device. Fraunhofer's researchers.. on the device. So on iOS4 their method only works with keychain entries which do NOT use kSecAttrAccessibleWhenUnlocked or kSecAttrAccessibleWhenUnlockedThisDeviceOnly because those entries reside in memory with the first level decrypted.. method only works with keychain entries which do NOT use kSecAttrAccessibleWhenUnlocked or kSecAttrAccessibleWhenUnlockedThisDeviceOnly because those entries reside in memory with the first level decrypted even when the phone is locked. Starting..
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 does not mean awake it means attached to the GUI . Think of it being analogous to frontmost in Mac OS X. When you lock the device your app deactivates but the device may or may not go to sleep iPhone OS rarely sleeps if the device is connected.. is connected to main power i.e. via USB . It can sleep if running on battery however. A short time after the screen is locked 20 seconds according to Oliver Drobnik the device sleeps. This is like closing the lid on your laptop all activity on.. 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 be turned on to prevent the screen from turning off while..
How to set lock screen , wallpaper and Ringtone programmatically in iPhone? http://stackoverflow.com/questions/4476777/how-to-set-lock-screen-wallpaper-and-ringtone-programmatically-in-iphone to set lock screen wallpaper and Ringtone programmatically in iPhone In iPhone Can we set the lock screen wallpaper and Ringtone programmatically.. to set lock screen wallpaper and Ringtone programmatically in iPhone In iPhone Can we set the lock screen wallpaper and Ringtone programmatically If Yes then please let me know how to set them Please Help and Suggest Thanks.. HomeBackground.jpg NSString homePath2 @ private var mobile Library SpringBoard HomeBackgroundPortrait.jpg NSString lockPath1 @ private var mobile Library SpringBoard LockBackground.jpg NSString lockPath2 @ private var mobile Library SpringBoard..
Lock-down iPhone/iPod/iPad so it can only run one app http://stackoverflow.com/questions/5011774/lock-down-iphone-ipod-ipad-so-it-can-only-run-one-app down iPhone iPod iPad so it can only run one app We'd like to 'lock down' an iPhone iPod iPad so that the user can only run one app we've developed this app internally . I'm guessing we'd.. your iOS device Safari will prompt you to install the profile. Don't forget to reboot your device http ipadhire.co.nz lockdown.mobileconfig EDIT EDIT brainray posted below and pointed out that there's a new feature in iOS 6 called 'guided access'.. brainray posted below and pointed out that there's a new feature in iOS 6 called 'guided access' that allows you to lock a device to a specific app. It's a pity this feature wasn't available a year ago would have saved us a bit of hassle EDIT..
Programatically changing the iOS lock-screen http://stackoverflow.com/questions/6243591/programatically-changing-the-ios-lock-screen changing the iOS lock screen I'm building an app which would have to have the ability to show my own views on the iPhone lock screen. I've seen.. the iOS lock screen I'm building an app which would have to have the ability to show my own views on the iPhone lock screen. I've seen lots of apps which let you customize the lockscreen and so forth and these were App Store apps so i'm.. to have the ability to show my own views on the iPhone lock screen. I've seen lots of apps which let you customize the lockscreen and so forth and these were App Store apps so i'm guessing it has to possible. I just can't figure out what to use..
Locking the Fields in MFMailComposeViewController http://stackoverflow.com/questions/6284599/locking-the-fields-in-mfmailcomposeviewcontroller the Fields in MFMailComposeViewController Is it possible to somehow lock the fields in an MFMailComposeViewController so that the body recipients etc cannot be changed by the user I need the e.. and date pickers in the previous view. Basically I think it would just be more professional to have the fields locked rather than display an alert or something saying Please Don't Edit the Message so its not a massive problem if the fields.. display an alert or something saying Please Don't Edit the Message so its not a massive problem if the fields can't be locked but any help would be greatly appreciated. iphone ios email locking mfmailcomposeviewcontroll share improve this question..
http://stackoverflow.com/questions/706344/lock-unlock-events-iphone Unlock events iphone How can I detect lock unlock events on the iPhone Assuming it's only possible for jailbroken devices can.. Unlock events iphone How can I detect lock unlock events on the iPhone Assuming it's only possible for jailbroken devices can you point me to the correct API By lock.. Unlock events iphone How can I detect lock unlock events on the iPhone Assuming it's only possible for jailbroken devices can you point me to the correct API By lock events..
Programmatically lock and unlock iPhone screen http://stackoverflow.com/questions/832940/programmatically-lock-and-unlock-iphone-screen lock and unlock iPhone screen How do I programmatically lock and unlock the main screen i.e. the device itself of an iPhone.. lock and unlock iPhone screen How do I programmatically lock and unlock the main screen i.e. the device itself of an iPhone iphone share.. lock and unlock iPhone screen How do I programmatically lock and unlock the main screen i.e. the device itself of an iPhone iphone share improve this question It can be done by..
Faster alternative to glReadPixels in iPhone OpenGL ES 2.0 http://stackoverflow.com/questions/9550297/faster-alternative-to-glreadpixels-in-iphone-opengl-es-2-0 creates and associates a texture with it and uses that texture as a target for my FBO. Once I've rendered a frame I lock the base address of the pixel buffer CVPixelBufferLockBaseAddress pixel_buffer 0 and then simply feed it into my asset writer.. buffer at time lld currentTime.value else NSLog @ Recorded pixel buffer at time lld currentTime.value CVPixelBufferUnlockBaseAddress pixel_buffer 0 if GPUImageOpenGLESContext supportsFastTextureUpload CVPixelBufferRelease pixel_buffer Note that..
objective c - Detect when user change the app's notifications settings http://stackoverflow.com/questions/10191006/objective-c-detect-when-user-change-the-apps-notifications-settings . For details check these answers Determine on iPhone if user has enabled push notifications View In Lock Screen and enabledRemoteNotificationTypes iOS5 Edit If you need to reset the push notification setting and the permission..
Drifting yaw angle after moving fast http://stackoverflow.com/questions/13613239/drifting-yaw-angle-after-moving-fast Accelerometer based gravity estimation PS As we are dealing with quaternion based models this is not related to Gimbal Lock EDIT After doing some more measurements it seems clear that only yaw is affected. Pitch and roll show deviations within..
Display CFUserNotificationDisplayAlert on iPhone Lock Screen http://stackoverflow.com/questions/2199642/display-cfusernotificationdisplayalert-on-iphone-lock-screen CFUserNotificationDisplayAlert on iPhone Lock Screen I m creating an app that has to display CFUserNotificationDisplayAlert even if iPhone Screen is Locked currently.. on iPhone Lock Screen I m creating an app that has to display CFUserNotificationDisplayAlert even if iPhone Screen is Locked currently i am using this code CFOptionFlags responseFlags 0 CFUserNotificationDisplayAlert 20.0 3 NULL NULL NULL CFSTR.. Screen but doesnt pop up if the screen is locked. Is there anything else i have to add to it to make it appear on the Lock Screen as well iphone xcode jailbreak share improve this question You need to use the kCFUserNotificationAlertTopMostKey..
iPhone OS 4 Multitasking - Playing Audio In background http://stackoverflow.com/questions/3007527/iphone-os-4-multitasking-playing-audio-in-background UsingAudio.html For example when using the default audio session audio in your application stops when the Auto Lock period times out and the screen locks. If you want to ensure that playback continues with the screen locked include the..
how to convert a CVImageBufferRef to UIImage http://stackoverflow.com/questions/3152259/how-to-convert-a-cvimagebufferref-to-uiimage fromConnection AVCaptureConnection connection CVImageBufferRef imageBuffer CMSampleBufferGetImageBuffer sampleBuffer Lock the image buffer CVPixelBufferLockBaseAddress imageBuffer 0 Get information about the image uint8_t baseAddress uint8_t.. connection CVImageBufferRef imageBuffer CMSampleBufferGetImageBuffer sampleBuffer Lock the image buffer CVPixelBufferLockBaseAddress imageBuffer 0 Get information about the image uint8_t baseAddress uint8_t CVPixelBufferGetBaseAddress imageBuffer..
How can I find out if the iPhone user currently has a passcode set and encryption enabled? http://stackoverflow.com/questions/3806455/how-can-i-find-out-if-the-iphone-user-currently-has-a-passcode-set-and-encryptio the user has not chosen a passcode and has not specifically enabled data protection on the Settings General Passcade Lock screen then the data isn't actually protected at all. I'd like to pop up a warning and tell the user that they must enable..
Temporarily Lock or Disable iphone home button http://stackoverflow.com/questions/4190169/temporarily-lock-or-disable-iphone-home-button Lock or Disable iphone home button I know the iphone home button is extremely crucial for the functioning of the iphone. However.. the home button to be disabled. I tried googling but haven't been able to find a solution. Temporary or timed locking Lock for 5 10 mins. would also do. The app. should work on non jailbroken phones hence going around apple won't work. Appreciate..
Lock-down iPhone/iPod/iPad so it can only run one app http://stackoverflow.com/questions/5011774/lock-down-iphone-ipod-ipad-so-it-can-only-run-one-app down iPhone iPod iPad so it can only run one app We'd like to 'lock down' an iPhone iPod iPad so that the user can only.. this feature wasn't available a year ago would have saved us a bit of hassle EDIT EDIT EDIT iOS 7 now includes an 'App Lock' payload as part of the device configuration profile. From the Apple docs By installing an app lock payload the device is.. key array dict key PayloadDescription key string Disables home string key PayloadDisplayName key string Home Button Lock string key PayloadIdentifier key string com.hbkill.kiosk string key PayloadOrganization key string My Org string key PayloadType..
Turning an iPhone or iPod into a wireless webcam http://stackoverflow.com/questions/5258696/turning-an-iphone-or-ipod-into-a-wireless-webcam CFFTPStream for streaming using FTP. If your are only building this for yourself then you can always turn off the Auto Lock feature in the settings. If you on the other hand would like to distribute this to other users you could use a trick to..
MKAnnotationView - Lock custom annotation view to pin on location updates http://stackoverflow.com/questions/6392931/mkannotationview-lock-custom-annotation-view-to-pin-on-location-updates Lock custom annotation view to pin on location updates Update #5 I guess it's bounty time. 100 views and no one's taken a stab..
http://stackoverflow.com/questions/706344/lock-unlock-events-iphone Unlock events iphone How can I detect lock unlock events on the iPhone Assuming it's only possible for jailbroken devices.. only possible for jailbroken devices can you point me to the correct API By lock events I mean showing or hiding the Lock Screen which might need a password to unlock or not . iphone ios api locking share improve this question Round about.. 1 Ping every second _notActiveTimer NSTimer scheduledTimerWithTimeInterval 2 target self selector @selector deviceDidLock userInfo nil repeats NO 2 seconds for wiggle Deprecated in iOS5 void accelerometer UIAccelerometer accelerometer didAccelerate..
iPhone Watermark on recorded Video. http://stackoverflow.com/questions/7205820/iphone-watermark-on-recorded-video CGImageRef from sample buffer data CVImageBufferRef imageBuffer CMSampleBufferGetImageBuffer sampleBuffer CVPixelBufferLockBaseAddress imageBuffer 0 Lock the image buffer uint8_t baseAddress uint8_t CVPixelBufferGetBaseAddressOfPlane imageBuffer.. data CVImageBufferRef imageBuffer CMSampleBufferGetImageBuffer sampleBuffer CVPixelBufferLockBaseAddress imageBuffer 0 Lock the image buffer uint8_t baseAddress uint8_t CVPixelBufferGetBaseAddressOfPlane imageBuffer 0 Get information of the image..
Customize the MKAnnotationView callout http://stackoverflow.com/questions/8018841/customize-the-mkannotationview-callout a callout bubble. This is the solution posted by users djibouti33 and jacob jennings in the answer MKAnnotationView Lock custom annotation view to pin on location updates which in turn is based in a blog post from Asynchrony Solutions. For explanation..
kCVPixelFormatType_420YpCbCr8BiPlanarFullRange frame to UIImage conversion http://stackoverflow.com/questions/8838481/kcvpixelformattype-420ypcbcr8biplanarfullrange-frame-to-uiimage-conversion Core Video image buffer for the media data CVImageBufferRef imageBuffer CMSampleBufferGetImageBuffer sampleBuffer Lock the base address of the pixel buffer CVPixelBufferLockBaseAddress imageBuffer 0 Get the number of bytes per row for the.. imageBuffer CMSampleBufferGetImageBuffer sampleBuffer Lock the base address of the pixel buffer CVPixelBufferLockBaseAddress imageBuffer 0 Get the number of bytes per row for the pixel buffer void baseAddress CVPixelBufferGetBaseAddress.. CbCr image to RGB in iOS. However you should be able to perform the conversion yourself in software e.g. CVPixelBufferLockBaseAddress imageBuffer 0 size_t width CVPixelBufferGetWidth imageBuffer size_t height CVPixelBufferGetHeight imageBuffer..
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