AVFoundation 4 To save the captured video

Swift 3.0 Info.plistにNSMicrophoneUsageDescriptionとNSCameraUsageDescription、NSPhotoLibraryUsageDescriptionを追加します // // ViewController.swift // avfoundation004 // // Copyright © 2016年 FaBo, Inc. All rights reserved. // import UIKit import AVFoundation import AssetsLibrary class ViewController: UIViewController, AVCaptureFileOutputRecordingDelegate { // スタートボタン. private var myButtonStart: UIButton! // ストップボタン. private var myButtonStop: UIButton! // ビデオのアウトプット. private var myVideoOutput: AVCaptureMovieFileOutput! override func viewDidLoad() { super.viewDidLoad() // セッションの作成. let mySession = AVCaptureSession() // デバイス. var myDevice: AVCaptureDevice! // 出力先を生成. let myImageOutput = AVCaptureStillImageOutput() // マイクを取得. let audioCaptureDevice = AVCaptureDevice.devices(withMediaType: AVMediaTypeAudio) // マイクをセッションのInputに追加. let audioInput = try! AVCaptureDeviceInput.init(device: audioCaptureDevice?.first as! AVCaptureDevice) // デバイス一覧の取得. let devices = AVCaptureDevice.devices() // バックライトをmyDeviceに格納. for device in devices! { if(device.position == AVCaptureDevicePosition.back){ myDevice = device as? AVCaptureDevice } } // バックカメラを取得. let videoInput = try! AVCaptureDeviceInput.init(device: myDevice) // ビデオをセッションのInputに追加. mySession.addInput(videoInput) // オーディオをセッションに追加. mySession.addInput(audioInput); // セッションに追加. mySession.addOutput(myImageOutput) // 動画の保存. myVideoOutput = AVCaptureMovieFileOutput() // ビデオ出力をOutputに追加. mySession.addOutput(myVideoOutput) // 画像を表示するレイヤーを生成. let myVideoLayer = AVCaptureVideoPreviewLayer.init(session: mySession) myVideoLayer?.frame = self.view.bounds myVideoLayer?.videoGravity = AVLayerVideoGravityResizeAspectFill // Viewに追加. self.view.layer.addSublayer(myVideoLayer!) // セッション開始. mySession.startRunning() // UIボタンを作成. myButtonStart = UIButton(frame: CGRect(x: 0, y: 0, width: 120, height: 50)) myButtonStop = UIButton(frame: CGRect(x: 0, y: 0, width: 120, height: 50)) myButtonStart.backgroundColor = UIColor.red myButtonStop.backgroundColor = UIColor.gray myButtonStart.layer.masksToBounds = true myButtonStop.layer.masksToBounds = true myButtonStart.setTitle("撮影", for: .normal) myButtonStop.setTitle("停止", for: .normal) myButtonStart.layer.cornerRadius = 20.0 myButtonStop.layer.cornerRadius = 20.0 myButtonStart.layer.position = CGPoint(x: self.view.bounds.width/2 - 70, y:self.view.bounds.height-50) myButtonStop.layer.position = CGPoint(x: self.view.bounds.width/2 + 70, y:self.view.bounds.height-50) myButtonStart.addTarget(self, action: #selector(ViewController.onClickMyButton), for: .touchUpInside) myButtonStop.addTarget(self, action: #selector(ViewController.onClickMyButton), for: .touchUpInside) // UIボタンをViewに追加. self.view.addSubview(myButtonStart); self.view.addSubview(myButtonStop); } /* ボタンイベント. */ internal func onClickMyButton(sender: UIButton){ // 撮影開始. if( sender == myButtonStart ){ let paths = NSSearchPathForDirectoriesInDomains(.documentDirectory, .userDomainMask, true) // フォルダ. let documentsDirectory = paths[0] // ファイル名. let filePath = "\(documentsDirectory)/test.mp4" // URL. let fileURL = URL(fileURLWithPath: filePath!) // 録画開始. myVideoOutput.startRecording(toOutputFileURL: fileURL, recordingDelegate: self) } // 撮影停止. else if ( sender == myButtonStop ){ myVideoOutput.stopRecording() } } // MARK: - AVCaptureFileOutputRecordingDelegate /* 動画のキャプチャーが終わった時に呼ばれるメソッド. */ func capture(_ captureOutput: AVCaptureFileOutput!, didFinishRecordingToOutputFileAt outputFileURL: URL!, fromConnections connections: [AnyObject]!, error: Error!) { //AssetsLibraryを生成する. let assetsLib = ALAssetsLibrary() //動画のパスから動画をフォトライブラリに保存する. assetsLib.writeVideoAtPath(toSavedPhotosAlbum: outputFileURL, completionBlock: nil) } } Swift 2.3 // // ViewController.swift // avfoundation004 // // Copyright © 2016年 FaBo, Inc. All rights reserved. // import UIKit import AVFoundation import AssetsLibrary class ViewController: UIViewController, AVCaptureFileOutputRecordingDelegate { // スタートボタン. private var myButtonStart : UIButton! // ストップボタン. private var myButtonStop : UIButton! // ビデオのアウトプット. private var myVideoOutput : AVCaptureMovieFileOutput! override func viewDidLoad() { super.viewDidLoad() // セッションの作成. let mySession : AVCaptureSession = AVCaptureSession() // デバイス. var myDevice : AVCaptureDevice! // 出力先を生成. let myImageOutput = AVCaptureStillImageOutput() // マイクを取得. let audioCaptureDevice = AVCaptureDevice.devicesWithMediaType(AVMediaTypeAudio) // マイクをセッションのInputに追加. let audioInput = try! AVCaptureDeviceInput.init(device: audioCaptureDevice?.first as! AVCaptureDevice) // デバイス一覧の取得. let devices = AVCaptureDevice.devices() // バックライトをmyDeviceに格納. for device in devices{ if(device.position == AVCaptureDevicePosition.Back){ myDevice = device as! AVCaptureDevice } } // バックカメラを取得. let videoInput = try! AVCaptureDeviceInput.init(device: myDevice) // ビデオをセッションのInputに追加. mySession.addInput(videoInput) // オーディオをセッションに追加. mySession.addInput(audioInput); // セッションに追加. mySession.addOutput(myImageOutput) // 動画の保存. myVideoOutput = AVCaptureMovieFileOutput() // ビデオ出力をOutputに追加. mySession.addOutput(myVideoOutput) // 画像を表示するレイヤーを生成. let myVideoLayer = AVCaptureVideoPreviewLayer.init(session: mySession) myVideoLayer.frame = self.view.bounds myVideoLayer.videoGravity = AVLayerVideoGravityResizeAspectFill // Viewに追加. self.view.layer.addSublayer(myVideoLayer) // セッション開始. mySession.startRunning() // UIボタンを作成. myButtonStart = UIButton(frame: CGRectMake(0,0,120,50)) myButtonStop = UIButton(frame: CGRectMake(0,0,120,50)) myButtonStart.backgroundColor = UIColor.redColor(); myButtonStop.backgroundColor = UIColor.grayColor(); myButtonStart.layer.masksToBounds = true myButtonStop.layer.masksToBounds = true myButtonStart.setTitle("撮影", forState: .Normal) myButtonStop.setTitle("停止", forState: .Normal) myButtonStart.layer.cornerRadius = 20.0 myButtonStop.layer.cornerRadius = 20.0 myButtonStart.layer.position = CGPoint(x: self.view.bounds.width/2 - 70, y:self.view.bounds.height-50) myButtonStop.layer.position = CGPoint(x: self.view.bounds.width/2 + 70, y:self.view.bounds.height-50) myButtonStart.addTarget(self, action: #selector(ViewController.onClickMyButton(_:)), forControlEvents: .TouchUpInside) myButtonStop.addTarget(self, action: #selector(ViewController.onClickMyButton(_:)), forControlEvents: .TouchUpInside) // UIボタンをViewに追加. self.view.addSubview(myButtonStart); self.view.addSubview(myButtonStop); } /* ボタンイベント. */ internal func onClickMyButton(sender: UIButton){ // 撮影開始. if( sender == myButtonStart ){ let paths = NSSearchPathForDirectoriesInDomains(.DocumentDirectory, .UserDomainMask, true) // フォルダ. let documentsDirectory = paths[0] // ファイル名. let filePath : String? = "\(documentsDirectory)/test.mp4" // URL. let fileURL = NSURL(fileURLWithPath: filePath!) // 録画開始. myVideoOutput.startRecordingToOutputFileURL(fileURL, recordingDelegate: self) } // 撮影停止. else if ( sender == myButtonStop ){ myVideoOutput.stopRecording() } } // MARK: - AVCaptureFileOutputRecordingDelegate /* 動画のキャプチャーが終わった時に呼ばれるメソッド. */ func captureOutput(captureOutput: AVCaptureFileOutput!, didFinishRecordingToOutputFileAtURL outputFileURL: NSURL!, fromConnections connections: [AnyObject]!, error: NSError!) { //AssetsLibraryを生成する. let assetsLib = ALAssetsLibrary() //動画のパスから動画をフォトライブラリに保存する. assetsLib.writeVideoAtPathToSavedPhotosAlbum(outputFileURL, completionBlock: nil) } } 2.xと3.xの差分 ALAssetsLibrary.writeVideoAtPathToSavedPhotosAlbum(outputFileURL, completionBlock: nil)からALAssetsLibrary.writeVideoAtPath(toSavedPhotosAlbum videoPathURL: URL!, completionBlock: ALAssetsLibraryWriteVideoCompletionBlock!)に変更する AVCaptureFileOutputRecordingDelegateプロトコルにおけるのインタフェースの変更 func captureOutput(captureOutput: AVCaptureFileOutput!, didFinishRecordingToOutputFileAtURL outputFileURL: NSURL!, fromConnections connections: [AnyObject]!, error: NSError!) → func capture(_ captureOutput: AVCaptureFileOutput!, didFinishRecordingToOutputFileAt outputFileURL: URL!, fromConnections connections: [AnyObject]!, error: Error!) AVCaptureDevice.defaultDeviceWithMediaType(AVMediaTypeVideo)からAVCaptureDevice.defaultDevice(withMediaType: AVMediaTypeVideo)に変更 AVCaptureDevice.devicesWithMediaType(AVMediaTypeAudio)からAVCaptureDevice.devices(withMediaType: AVMediaTypeAudio)に変更 AVCaptureDevicePosition.BackからAVCaptureDevicePosition.backに変更 CGSizeMake(CGFloat, CGFloat)からCGSize(width: CGFloat, height: CGFloat)に変更 UIButton.setTitle(String?, forState: UIControlState)からUIButton.setTitle(String?, for: UIControlState)に変更 NSURLからURLに変更 AVCaptureMovieFileOutput.startRecordingToOutputFileURL(NSURL!, recordingDelegate: AVCaptureFileOutputRecordingDelegate!)からAVCaptureMovieFileOutput.startRecording(toOutputFileURL: URL!, recordingDelegate: AVCaptureFileOutputRecordingDelegate!)に変更