Front camera

YOLO/Info.plist

@@ -21,7 +21,7 @@
 	<key>CFBundleShortVersionString</key>
 	<string>$(MARKETING_VERSION)</string>
 	<key>CFBundleVersion</key>
-	<string>55</string>
+	<string>83</string>
 	<key>ITSAppUsesNonExemptEncryption</key>
 	<false/>
 	<key>LSRequiresIPhoneOS</key>

YOLO/Main.storyboard

@@ -163,6 +163,12 @@
                                             <action selector="shareButton:" destination="BYZ-38-t0r" id="t5S-8x-M27"/>
                                         </connections>
                                     </barButtonItem>
+                                    <barButtonItem enabled="NO" width="20" systemItem="fixedSpace" id="vzs-nM-KXr"/>
+                                    <barButtonItem image="camera.rotate" catalog="system" springLoaded="YES" id="tPm-bz-9sp">
+                                        <connections>
+                                            <action selector="switchCameraTapped:" destination="BYZ-38-t0r" id="Jtd-Ds-swh"/>
+                                        </connections>
+                                    </barButtonItem>
                                     <barButtonItem enabled="NO" width="20" systemItem="fixedSpace" id="JO8-jv-HRS"/>
                                     <barButtonItem enabled="NO" systemItem="flexibleSpace" id="aMO-nw-6x7"/>
                                 </items>
@@ -329,6 +335,7 @@
     <color key="tintColor" white="1" alpha="1" colorSpace="calibratedWhite"/>
     <resources>
         <image name="Focus" width="414" height="414"/>
+        <image name="camera.rotate" catalog="system" width="128" height="93"/>
         <image name="ultralytics_yolo_logotype.png" width="1406" height="394"/>
         <systemColor name="groupTableViewBackgroundColor">
             <color red="0.94901960784313721" green="0.94901960784313721" blue="0.96862745098039216" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>

YOLO/VideoCapture.swift

@@ -21,27 +21,45 @@ public protocol VideoCaptureDelegate: AnyObject {
 }
 
 // Identifies the best available camera device based on user preferences and device capabilities.
-func bestCaptureDevice() -> AVCaptureDevice {
-  if UserDefaults.standard.bool(forKey: "use_telephoto"),
-    let device = AVCaptureDevice.default(.builtInTelephotoCamera, for: .video, position: .back)
-  {
-    return device
-  } else if let device = AVCaptureDevice.default(.builtInDualCamera, for: .video, position: .back) {
-    return device
-  } else if let device = AVCaptureDevice.default(
-    .builtInWideAngleCamera, for: .video, position: .back)
-  {
-    return device
+func bestCaptureDevice(for position: AVCaptureDevice.Position) -> AVCaptureDevice {
+  if position == .back {
+    // バックカメラの場合
+    if UserDefaults.standard.bool(forKey: "use_telephoto"),
+      let device = AVCaptureDevice.default(.builtInTelephotoCamera, for: .video, position: .back)
+    {
+      return device
+    } else if let device = AVCaptureDevice.default(.builtInDualCamera, for: .video, position: .back)
+    {
+      return device
+    } else if let device = AVCaptureDevice.default(
+      .builtInWideAngleCamera, for: .video, position: .back)
+    {
+      return device
+    } else {
+      fatalError("Expected back camera device is not available.")
+    }
+  } else if position == .front {
+    // フロントカメラの場合
+    if let device = AVCaptureDevice.default(.builtInTrueDepthCamera, for: .video, position: .front)
+    {
+      return device
+    } else if let device = AVCaptureDevice.default(
+      .builtInWideAngleCamera, for: .video, position: .front)
+    {
+      return device
+    } else {
+      fatalError("Expected front camera device is not available.")
+    }
   } else {
-    fatalError("Expected back camera device is not available.")
+    fatalError("Unsupported camera position: \(position)")
   }
 }
 
 public class VideoCapture: NSObject {
   public var previewLayer: AVCaptureVideoPreviewLayer?
   public weak var delegate: VideoCaptureDelegate?
 
-  let captureDevice = bestCaptureDevice()
+  let captureDevice = bestCaptureDevice(for: .back)
   let captureSession = AVCaptureSession()
   let videoOutput = AVCaptureVideoDataOutput()
   var cameraOutput = AVCapturePhotoOutput()
@@ -137,6 +155,7 @@ public class VideoCapture: NSObject {
       captureSession.stopRunning()
     }
   }
+
   func updateVideoOrientation() {
     guard let connection = videoOutput.connection(with: .video) else { return }
     switch UIDevice.current.orientation {
@@ -151,8 +170,17 @@ public class VideoCapture: NSObject {
     default:
       return
     }
+
+    let currentInput = self.captureSession.inputs.first as? AVCaptureDeviceInput
+    if currentInput?.device.position == .front {
+      connection.isVideoMirrored = true
+    } else {
+      connection.isVideoMirrored = false
+    }
+
     self.previewLayer?.connection?.videoOrientation = connection.videoOrientation
   }
+
 }
 
 // Extension to handle AVCaptureVideoDataOutputSampleBufferDelegate events.

YOLO/ViewController.swift

@@ -248,15 +248,21 @@ class ViewController: UIViewController {
     self.videoCapture.captureSession.beginConfiguration()
     let currentInput = self.videoCapture.captureSession.inputs.first as? AVCaptureDeviceInput
     self.videoCapture.captureSession.removeInput(currentInput!)
-    // let newCameraDevice = currentInput?.device == .builtInWideAngleCamera ? getCamera(with: .front) : getCamera(with: .back)
+    guard let currentPosition = currentInput?.device.position else { return }
 
-    let device = AVCaptureDevice.default(.builtInWideAngleCamera, for: .video, position: .back)!
-    guard let videoInput1 = try? AVCaptureDeviceInput(device: device) else {
+    let nextCameraPosition: AVCaptureDevice.Position = currentPosition == .back ? .front : .back
+
+    let newCameraDevice = bestCaptureDevice(for: nextCameraPosition)
+
+    guard let videoInput1 = try? AVCaptureDeviceInput(device: newCameraDevice) else {
       return
     }
 
     self.videoCapture.captureSession.addInput(videoInput1)
+    self.videoCapture.updateVideoOrientation()
+
     self.videoCapture.captureSession.commitConfiguration()
+
   }
 
   // share image
@@ -707,12 +713,18 @@ extension ViewController: AVCapturePhotoCaptureDelegate {
       let cgImageRef: CGImage! = CGImage(
         jpegDataProviderSource: dataProvider!, decode: nil, shouldInterpolate: true,
         intent: .defaultIntent)
-      var orientation = CGImagePropertyOrientation.right
+      var isCameraFront = false
+      if let currentInput = self.videoCapture.captureSession.inputs.first as? AVCaptureDeviceInput,
+        currentInput.device.position == .front
+      {
+        isCameraFront = true
+      }
+      var orientation: CGImagePropertyOrientation = isCameraFront ? .leftMirrored : .right
       switch UIDevice.current.orientation {
       case .landscapeLeft:
-        orientation = .up
+        orientation = isCameraFront ? .downMirrored : .up
       case .landscapeRight:
-        orientation = .down
+        orientation = isCameraFront ? .upMirrored : .down
       default:
         break
       }