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2014/10/15 ¤U¤È 10:11:47
iphone Programming Glossary: myqueueApplying Effect to iPhone Camera Preview “Video” http://stackoverflow.com/questions/4893620/applying-effect-to-iphone-camera-preview-video update the UI. In setupCaptureSession change FROM Configure your output. dispatch_queue_t queue dispatch_queue_create myQueue NULL output setSampleBufferDelegate self queue queue dispatch_release queue TO we want our dispatch to be on the main thread..
Concurrency and serial queues in Grand Central Dispatch http://stackoverflow.com/questions/5026043/concurrency-and-serial-queues-in-grand-central-dispatch but this is something I don't fully understand. Suppose I have created my own serial queue using dispatch_queue_t myQueue myQueue dispatch_queue_create myQueue NULL After that I do this dispatch_async myQueue ^ self doStuff1 and a few lines later..... this is something I don't fully understand. Suppose I have created my own serial queue using dispatch_queue_t myQueue myQueue dispatch_queue_create myQueue NULL After that I do this dispatch_async myQueue ^ self doStuff1 and a few lines later..... understand. Suppose I have created my own serial queue using dispatch_queue_t myQueue myQueue dispatch_queue_create myQueue NULL After that I do this dispatch_async myQueue ^ self doStuff1 and a few lines later... dispatch_sync myQueue ^ self doStuff2..
ios capturing image using AVFramework http://stackoverflow.com/questions/8924299/ios-capturing-image-using-avframework alloc init session addOutput output Configure your output. dispatch_queue_t queue dispatch_queue_create myQueue NULL output setSampleBufferDelegate self queue queue dispatch_release queue Specify the pixel format output.videoSettings..
AFNetworking - Download multiple files + monitoring via UIProgressView http://stackoverflow.com/questions/9055779/afnetworking-download-multiple-files-monitoring-via-uiprogressview 10 15 different HTTP URLs files and download them to a documents folder. With ASIHTTPRequest that was pretty easy with myQueue setDownloadProgressDelegate myUIProgressView In AFNetworking I can't figure out how to do it. I have the following code.. NSInteger totalBytesExpectedToWrite NSLog @ Sent d of d bytes @ totalBytesWritten totalBytesExpectedToWrite path myQueue addOperation operation iphone ios asihttprequest afnetworking share improve this question I think you will have to..
AVCaptureSession specify resolution and quality of captured images obj-c iphone app http://stackoverflow.com/questions/9312832/avcapturesession-specify-resolution-and-quality-of-captured-images-obj-c-iphone output NSLog @ connections @ output.connections Configure your output. dispatch_queue_t queue dispatch_queue_create myQueue NULL output setSampleBufferDelegate self queue queue dispatch_release queue Specify the pixel format output.videoSettings..
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