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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,32 @@ | ||
| // | ||
| // ViewController+VNClassificationObservation.swift | ||
| // Machine | ||
| // | ||
| // Created by lyrae on 03/07/2017. | ||
| // Copyright © 2017 lyrae. All rights reserved. | ||
| // | ||
|
|
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| import Vision | ||
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| extension ViewController: VNClassificationObservationDelegate { | ||
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| func didReceiveClassificationObservations(tag: ObservationTag, | ||
| _ observations: [VNClassificationObservation]) { | ||
| let classifications = observations[0...4] // top 4 results | ||
| .filter { $0.confidence > 0.3 } | ||
| .map { "\($0.identifier) \(($0.confidence * 100.0).rounded())" } | ||
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| guard let first = classifications.first else { | ||
| DispatchQueue.main.async { | ||
| self.status.components[.classificationObservation] = StatusComponent.classificationObservation.defaultValue | ||
| } | ||
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| return | ||
| } | ||
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| DispatchQueue.main.async { | ||
| self.status.components[.classificationObservation] = String(describing: first) | ||
| } | ||
| } | ||
|
|
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| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,61 @@ | ||
| // | ||
| // ViewController+VNDetectedObject.swift | ||
| // Machine | ||
| // | ||
| // Created by lyrae on 03/07/2017. | ||
| // Copyright © 2017 lyrae. All rights reserved. | ||
| // | ||
|
|
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| extension ViewController: VNDetectedObjectDelegate { | ||
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| func didReceiveBoundingBoxes(tag: ObservationTag, | ||
| _ boxes: [NSRect]) { | ||
| let delta = boxes.count - faceViews.count | ||
|
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| if abs(delta) > 0 { | ||
| DispatchQueue.main.async { | ||
| switch boxes.count { | ||
| case 0: | ||
| self.status.components[.faceDetection] = StatusComponent.faceDetection.defaultValue | ||
| default: | ||
| self.status.components[.faceDetection] = "\(boxes.count) 😀 detected" | ||
| } | ||
| } | ||
| } | ||
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| if delta > 0 { | ||
| for _ in 0..<delta { | ||
| DispatchQueue.main.async { | ||
| self.faceViews.append(FaceView(frame: NSRect(), | ||
| hiddenFace: self.hideFace)) | ||
| } | ||
| } | ||
| } else if delta < 0 { | ||
| for _ in 0..<abs(delta) { | ||
| DispatchQueue.main.async { | ||
| if !self.faceViews.isEmpty { self.faceViews.removeLast() } | ||
| } | ||
| } | ||
| } | ||
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| if boxes.isEmpty { | ||
| resetFaceViews() | ||
| return | ||
| } | ||
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| DispatchQueue.main.async { | ||
| self.faceViews = self.faceViews.sorted { $0.frame.minX < $1.frame.minX } | ||
| } | ||
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| for (box, view) in zip(boxes, faceViews) { | ||
| DispatchQueue.main.async { | ||
| view.updateFrame(to: box.scaled( | ||
| width: self.cameraView.bounds.width, | ||
| height: self.cameraView.bounds.height | ||
| ) | ||
| ) | ||
| } | ||
| } | ||
| } | ||
|
|
||
| } |
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