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December 3, 2018 22:37
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func captureOutput(_ output: AVCaptureOutput, didOutput sampleBuffer: CMSampleBuffer, from connection: AVCaptureConnection) { | |
guard let pixelBuffer: CVPixelBuffer = CMSampleBufferGetImageBuffer(sampleBuffer) else { | |
return | |
} | |
guard let model = try? VNCoreMLModel(for: MobileNet().model) else { | |
return | |
} | |
let request = VNCoreMLRequest(model: model) { (req, err) in | |
guard let results = req.results as? [VNClassificationObservation] else { | |
return | |
} | |
guard let firstResult = results.first else { | |
return | |
} | |
print("Detected item: \(firstResult.identifier), Confidence: \(firstResult.confidence)") | |
} | |
try? VNImageRequestHandler(cvPixelBuffer: pixelBuffer, options: [:]).perform([request]) | |
} |
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