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Questions tagged [avcaptureoutput]

51 questions
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How to create CIImage from AVCaptureStillImageOutput in swift?

So I am using some code that does this in Objective C and I have been translating it over to swift and I am struggling to create a CIImage from AVCaptureStillImageOutput. So if some one could look at this code and tell me where I am going wrong that…
CarpenterBlood
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AVCapturePhotoOutput jpegPhotoDataRepresentation access preview photo

I see that iOS 10 introduces AVCapturePhotoOutput as the new class to deal with capturing photo's and has the ability to create a preview/thumbnail image alongside the main image by passing two buffers to the AVCapturePhotoCaptureDelegate method…
Leon Storey
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AVCaptureStillImageOutput & UIImagePNGRepresentation

I am having a hard time for something I think shouldn’t be so difficult, so I presume I must be looking at the problem from the wrong angle. In order to understand how AVCaptureStillImageOutput and the camera work I made a tiny app. This app is able…
Michel
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Calling captureOutput in IBAction

I'd like to create an app, which after clicking IBAction button should display current frame from live camera on UIImageView. Using this method: https://developer.apple.com/library/ios/qa/qa1702/_index.html I'd like to create fuction in IBAction…
Kejl
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iOS: AVCaptureOutput stops working after navigation

I'm using the camera view as a barcode scanner that scans a barcode and launches a segue to another viewcontroller with a webview. This is working fine, and I can navigate back to the scanner from the webview and scan another barcode without issue.…
tonyony
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CVPixelBufferUnlockBaseAddress - Block UI

i'm struggling to debug a weird problem. In a captureOutput:didOutputSampleBuffer:fromConnection: right after CVPixelBufferUnlockBaseAddress(imageBuffer,0); the entire UI stops responding to touches. The camera preview works but all my buttons stop…
Macaret
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