mirror of
https://github.com/samsonjs/SwiftyCam.git
synced 2026-03-25 09:05:52 +00:00
1.2.1 and updated documentation
This commit is contained in:
Andrew Walz
parent
926e317dbc
commit
faca18d345
5 changed files with 201 additions and 108 deletions
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@ -1,5 +1,9 @@
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# CHANGELOG
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## Version 1.2.1
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- Minor bug fixes
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- Updated Documentation
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## Version 1.2.0
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- Enabling flash is now a boolean property rather than a function
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@ -18,25 +18,27 @@ import UIKit
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//MARK: Public Protocol Declaration
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/// Delegate for SwiftyCamButton
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public protocol SwiftyCamButtonDelegate {
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// Called when UITapGestureRecognizer begins
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/// Called when UITapGestureRecognizer begins
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func buttonWasTapped()
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// Called When UILongPressGestureRecognizer enters UIGestureRecognizerState.began
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/// Called When UILongPressGestureRecognizer enters UIGestureRecognizerState.began
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func buttonDidBeginLongPress()
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// Called When UILongPressGestureRecognizer enters UIGestureRecognizerState.end
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/// Called When UILongPressGestureRecognizer enters UIGestureRecognizerState.end
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func buttonDidEndLongPress()
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// Called when the maximum duration is reached
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/// Called when the maximum duration is reached
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func longPressDidReachMaximumDuration()
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// Sets the maximum duration of the video recording
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/// Sets the maximum duration of the video recording
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func setMaxiumVideoDuration() -> Double
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}
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@ -44,13 +46,15 @@ public protocol SwiftyCamButtonDelegate {
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// MARK: Public View Declaration
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/// UIButton Subclass for Capturing Photo and Video with SwiftyCamViewController
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open class SwiftyCamButton: UIButton {
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// Delegate variable
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/// Delegate variable
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public var delegate: SwiftyCamButtonDelegate?
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// Maximum duration variable
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/// Maximum duration variable
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fileprivate var timer : Timer?
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@ -64,13 +68,13 @@ open class SwiftyCamButton: UIButton {
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createGestureRecognizers()
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}
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// UITapGestureRecognizer Function
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/// UITapGestureRecognizer Function
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@objc fileprivate func Tap() {
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self.delegate?.buttonWasTapped()
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}
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// UILongPressGestureRecognizer Function
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/// UILongPressGestureRecognizer Function
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@objc fileprivate func LongPress(_ sender:UILongPressGestureRecognizer!) {
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if (sender.state == UIGestureRecognizerState.ended) {
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@ -19,38 +19,63 @@ import AVFoundation
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// MARK: View Controller Declaration
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/// A UIViewController Camera View Subclass
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open class SwiftyCamViewController: UIViewController {
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// MARK: Enumeration Declaration
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/**
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Enumeration for Camera Selection
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- rear: Camera on the back of the device.
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- front: Camera on the front of the device.
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*/
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// Possible Camera Selection Posibilities
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public enum CameraSelection {
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case rear
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case front
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}
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// Used for Setting Video Quality of Capture Session
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// Corresponds to the AVCaptureSessionPreset String
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// Global Variables Declared in AVFoundation
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// AVCaptureSessionPresetPhoto is not supported as it does not support video capture
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// AVCaptureSessionPreset320x240 is not supported as it is the incorrect aspect ratio
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/**
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Enumeration for video quality of the capture session. Corresponds to a AVCaptureSessionPreset
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- high: AVCaptureSessionPresetHigh
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- medium: AVCaptureSessionPresetMedium
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- low: AVCaptureSessionPresetLow
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- resolution352x288: AVCaptureSessionPreset352x288
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- resolution640x480: AVCaptureSessionPreset640x480
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- resolution1280x720: AVCaptureSessionPreset1280x720
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- resolution1920x1080: AVCaptureSessionPreset1920x1080
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- resolution3840x2160: AVCaptureSessionPreset3840x2160
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- iframe960x540: AVCaptureSessionPresetiFrame960x540
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- iframe1280x720: AVCaptureSessionPresetiFrame1280x720
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*/
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public enum VideoQuality {
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case high // AVCaptureSessionPresetHigh
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case medium // AVCaptureSessionPresetMedium
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case low // AVCaptureSessionPresetLow
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case resolution352x288 // AVCaptureSessionPreset352x288
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case resolution640x480 // AVCaptureSessionPreset640x480
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case resolution1280x720 // AVCaptureSessionPreset1280x720
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case resolution1920x1080 // AVCaptureSessionPreset1920x1080
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case resolution3840x2160 // AVCaptureSessionPreset3840x2160
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case iframe960x540 // AVCaptureSessionPresetiFrame960x540
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case iframe1280x720 // AVCaptureSessionPresetiFrame1280x720
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case high
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case medium
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case low
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case resolution352x288
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case resolution640x480
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case resolution1280x720
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case resolution1920x1080
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case resolution3840x2160
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case iframe960x540
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case iframe1280x720
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}
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// Result from the AVCaptureSession Setup
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/**
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Result from the AVCaptureSession Setup
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- success: success
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- notAuthorized: User denied access to Camera of Microphone
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- configurationFailed: Unknown error
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*/
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fileprivate enum SessionSetupResult {
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case success
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@ -60,113 +85,102 @@ open class SwiftyCamViewController: UIViewController {
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// MARK: Public Variable Declarations
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// Public Camera Delegate for the Custom View Controller Subclass
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/// Public Camera Delegate for the Custom View Controller Subclass
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public var cameraDelegate: SwiftyCamViewControllerDelegate?
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// Used to set the maximum duration of the video capture
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// Only used for SwiftyCamButton
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// Value of 0.0 does not enforce a fixed duration
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/// Maxiumum video duration if SwiftyCamButton is used
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public var kMaximumVideoDuration : Double = 0.0
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// Quality of rear facing camera
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// Quality of front caing quality will always be VideoQuality.high
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/// Video capture quality
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public var videoQuality : VideoQuality = .high
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// Sets whether camera flash will be used to take photo
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// For photos, camera flash will be enabled when photo is taken
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// For videos, camera flash will be enabled for the duration of the video
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// Not currently supported for front facing camera
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/// Sets whether flash is enabled for photo and video capture
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public var flashEnabled = false
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// Sets whether Pinch to Zoom is supported for the capture session
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// Pinch to zoom not supported on front facing camera
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/// Sets whether Pinch to Zoom is supported for the capture session
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public var pinchToZoom = true
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// Sets whether Tap to Focus is supported for the capture session
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// Tap to Focus is not supported on front facing camera
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// Tapping the capture session will call the SwiftyCamViewControllerDelegate delegate function SwiftyCamDidFocusAtPoint(focusPoint: CGPoint)
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/// Sets whether Tap to Focus is supported for the capture session
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public var tapToFocus = true
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// Sets whether SwiftyCam will prompt a user to the App Settings Screen if Camera or Microphone access is not authorized
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// If set to false and Camera/Microphone is not authorized, SwiftyCamViewControllerDelegate delegate
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// function SwiftyCamDidFailCameraPermissionSettings() will be called
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/// Sets whether SwiftyCam will prompt a user to the App Settings Screen if Camera or Microphone access is not authorized
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public var promptToAppPrivacySettings = true
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// MARK: Public Get-only Variable Declarations
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// Returns a boolean if the torch (flash) is currently enabled
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/// Returns true if the torch (flash) is currently enabled
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private(set) public var isCameraFlashOn = false
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// Returns a boolean if video is currently being recorded
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/// Returns true if video is currently being recorded
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private(set) public var isVideRecording = false
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// Returns a boolean if the capture session is currently running
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/// Returns true if the capture session is currently running
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private(set) public var isSessionRunning = false
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// Returns a CameraSelection enum for the currently utilized camera
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/// Returns the CameraSelection corresponding to the currently utilized camera
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private(set) public var currentCamera = CameraSelection.rear
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// MARK: Private Constant Declarations
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// Current Capture Session
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/// Current Capture Session
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fileprivate let session = AVCaptureSession()
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// Serial queue used for setting up session
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/// Serial queue used for setting up session
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fileprivate let sessionQueue = DispatchQueue(label: "session queue", attributes: [])
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// MARK: Private Variable Declarations
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// Variable for storing current zoom scale
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/// Variable for storing current zoom scale
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fileprivate var zoomScale = CGFloat(1.0)
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// Variable for storing initial zoom scale before Pinch to Zoom begins
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/// Variable for storing initial zoom scale before Pinch to Zoom begins
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fileprivate var beginZoomScale = CGFloat(1.0)
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// Variable to store result of capture session setup
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/// Variable to store result of capture session setup
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fileprivate var setupResult = SessionSetupResult.success
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// BackgroundID variable for video recording
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/// BackgroundID variable for video recording
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fileprivate var backgroundRecordingID : UIBackgroundTaskIdentifier? = nil
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// Video Input variable
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/// Video Input variable
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fileprivate var videoDeviceInput : AVCaptureDeviceInput!
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// Movie File Output variable
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/// Movie File Output variable
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fileprivate var movieFileOutput : AVCaptureMovieFileOutput?
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// Photo File Output variable
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/// Photo File Output variable
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fileprivate var photoFileOutput : AVCaptureStillImageOutput?
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// Video Device variable
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/// Video Device variable
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fileprivate var videoDevice : AVCaptureDevice?
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// PreviewView for the capture session
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/// PreviewView for the capture session
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fileprivate var previewLayer : PreviewView!
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// Disable view autorotation for forced portrait recorindg
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/// Disable view autorotation for forced portrait recorindg
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open override var shouldAutorotate: Bool {
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return false
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@ -180,7 +194,8 @@ open class SwiftyCamViewController: UIViewController {
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// Add Pinch Gesture Recognizer for pinch to zoom
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addGestureRecognizers(toView: previewLayer)
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addGestureRecognizersTo(view: previewLayer)
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self.view.addSubview(previewLayer)
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previewLayer.session = session
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@ -254,7 +269,13 @@ open class SwiftyCamViewController: UIViewController {
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// MARK: Public Functions
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// Capture photo from session
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/**
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Capture photo from current session
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UIImage will be returned with the SwiftyCamViewControllerDelegate function SwiftyCamDidTakePhoto(photo:)
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*/
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public func takePhoto() {
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@ -286,7 +307,13 @@ open class SwiftyCamViewController: UIViewController {
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}
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}
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// Begin recording video
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/**
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Begin recording video of current session
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SwiftyCamViewControllerDelegate function SwiftyCamDidBeginRecordingVideo() will be called
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*/
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public func startVideoRecording() {
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guard let movieFileOutput = self.movieFileOutput else {
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@ -328,7 +355,15 @@ open class SwiftyCamViewController: UIViewController {
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}
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}
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// Stop video recording
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/**
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Stop video recording video of current session
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SwiftyCamViewControllerDelegate function SwiftyCamDidFinishRecordingVideo() will be called
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When video has finished processing, the URL to the video location will be returned by SwiftyCamDidFinishProcessingVideoAt(url:)
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*/
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public func endVideoRecording() {
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if self.movieFileOutput?.isRecording == true {
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@ -339,7 +374,14 @@ open class SwiftyCamViewController: UIViewController {
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}
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}
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// Switch between front and rear camera
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/**
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Switch between front and rear camera
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SwiftyCamViewControllerDelegate function SwiftyCamDidSwitchCameras(camera: will be return the current camera selection
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*/
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public func switchCamera() {
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guard isVideRecording != true else {
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@ -375,9 +417,9 @@ open class SwiftyCamViewController: UIViewController {
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// If flash is enabled, disable it as flash is not supported or needed for front facing camera
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disableFlash()
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}
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// Override Touches Began
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// Used for Tap to Focus
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/// Override Touches Began for Tap to Focus
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override open func touchesBegan(_ touches: Set<UITouch>, with event: UIEvent?) {
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guard tapToFocus == true && currentCamera == .rear else {
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@ -412,7 +454,7 @@ open class SwiftyCamViewController: UIViewController {
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// MARK: Private Functions
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// Configure session, add inputs and outputs
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/// Configure session, add inputs and outputs
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fileprivate func configureSession() {
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guard setupResult == .success else {
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@ -428,10 +470,10 @@ open class SwiftyCamViewController: UIViewController {
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session.commitConfiguration()
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}
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// Configure preset
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// Front facing camera will always be set to VideoQuality.high
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// If set video quality is not supported, videoQuality variable will be set to VideoQuality.high
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/// Configure image quality preset
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fileprivate func configureVideoPreset() {
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if currentCamera == .front {
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@ -445,7 +487,7 @@ open class SwiftyCamViewController: UIViewController {
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}
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}
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// Add Video Inputs
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/// Add Video Inputs
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fileprivate func addVideoInput() {
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switch currentCamera {
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@ -499,7 +541,7 @@ open class SwiftyCamViewController: UIViewController {
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}
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}
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// Add Audio Inputs
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/// Add Audio Inputs
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fileprivate func addAudioInput() {
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do {
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@ -518,7 +560,7 @@ open class SwiftyCamViewController: UIViewController {
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}
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}
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// Configure Movie Output
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/// Configure Movie Output
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fileprivate func configureVideoOutput() {
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let movieFileOutput = AVCaptureMovieFileOutput()
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@ -534,7 +576,7 @@ open class SwiftyCamViewController: UIViewController {
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}
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}
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// Configure Photo Output
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/// Configure Photo Output
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fileprivate func configurePhotoOutput() {
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let photoFileOutput = AVCaptureStillImageOutput()
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@ -546,7 +588,13 @@ open class SwiftyCamViewController: UIViewController {
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}
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}
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// Get Image from Image Data
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/**
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Returns a UIImage from Image Data.
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- Parameter imageData: Image Data returned from capturing photo from the capture session.
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- Returns: UIImage from the image data, adjusted for proper orientation.
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*/
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fileprivate func processPhoto(_ imageData: Data) -> UIImage {
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let dataProvider = CGDataProvider(data: imageData as CFData)
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@ -566,7 +614,7 @@ open class SwiftyCamViewController: UIViewController {
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return image
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}
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// Handle zoom gesture
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/// Handle pinch gesture
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@objc fileprivate func zoomGesture(pinch: UIPinchGestureRecognizer) {
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guard pinchToZoom == true && self.currentCamera == .rear else {
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@ -591,15 +639,20 @@ open class SwiftyCamViewController: UIViewController {
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}
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}
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// Add pinch Gesture
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/**
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Add pinch gesture recognizer to currentView
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- Parameter view: View to add gesture recognzier
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*/
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fileprivate func addGestureRecognizers(toView: UIView) {
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fileprivate func addGestureRecognizersTo(view: UIView) {
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let pinchGesture = UIPinchGestureRecognizer(target: self, action: #selector(zoomGesture(pinch:)))
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pinchGesture.delegate = self
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toView.addGestureRecognizer(pinchGesture)
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view.addGestureRecognizer(pinchGesture)
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}
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//Handle Denied App Privacy Settings
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/// Handle Denied App Privacy Settings
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fileprivate func promptToAppSettings() {
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guard promptToAppPrivacySettings == true else {
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@ -628,7 +681,13 @@ open class SwiftyCamViewController: UIViewController {
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})
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}
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// Set AVCapturePreset from VideoQuality enum
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/**
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Returns an AVCapturePreset from VideoQuality Enumeration
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- Parameter quality: ViewQuality enum
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- Returns: String representing a AVCapturePreset
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*/
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fileprivate func videoInputPresetFromVideoQuality(quality: VideoQuality) -> String {
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switch quality {
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@ -659,7 +718,7 @@ open class SwiftyCamViewController: UIViewController {
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return nil
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}
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// Enable flash
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/// Enable flash
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fileprivate func enableFlash() {
|
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if self.isCameraFlashOn == false {
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|
|
@ -667,7 +726,7 @@ open class SwiftyCamViewController: UIViewController {
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}
|
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}
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// Disable flash
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/// Disable flash
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|
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fileprivate func disableFlash() {
|
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if self.isCameraFlashOn == true {
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|
|
@ -675,6 +734,8 @@ open class SwiftyCamViewController: UIViewController {
|
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}
|
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}
|
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/// Toggles between enabling and disabling flash
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|
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fileprivate func toggleFlash() {
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guard self.currentCamera == .rear else {
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// Flash is not supported for front facing camera
|
||||
|
|
@ -707,33 +768,32 @@ open class SwiftyCamViewController: UIViewController {
|
|||
|
||||
extension SwiftyCamViewController : SwiftyCamButtonDelegate {
|
||||
|
||||
// Sets the maximum duration of the SwiftyCamButton
|
||||
// Value of 0.0 will not enforce any maximum
|
||||
/// Sets the maximum duration of the SwiftyCamButton
|
||||
|
||||
public func setMaxiumVideoDuration() -> Double {
|
||||
return kMaximumVideoDuration
|
||||
}
|
||||
|
||||
// Set UITapGesture to take photo
|
||||
/// Set UITapGesture to take photo
|
||||
|
||||
public func buttonWasTapped() {
|
||||
takePhoto()
|
||||
}
|
||||
|
||||
// set UILongPressGesture start to begin video
|
||||
/// Set UILongPressGesture start to begin video
|
||||
|
||||
public func buttonDidBeginLongPress() {
|
||||
startVideoRecording()
|
||||
}
|
||||
|
||||
// set UILongPressGesture begin to begin end video
|
||||
/// Set UILongPressGesture begin to begin end video
|
||||
|
||||
|
||||
public func buttonDidEndLongPress() {
|
||||
endVideoRecording()
|
||||
}
|
||||
|
||||
// Called if maximum duration is reached
|
||||
/// Called if maximum duration is reached
|
||||
|
||||
public func longPressDidReachMaximumDuration() {
|
||||
endVideoRecording()
|
||||
|
|
@ -744,6 +804,8 @@ extension SwiftyCamViewController : SwiftyCamButtonDelegate {
|
|||
|
||||
extension SwiftyCamViewController : AVCaptureFileOutputRecordingDelegate {
|
||||
|
||||
/// Process newly captured video and write it to temporary directory
|
||||
|
||||
public func capture(_ captureOutput: AVCaptureFileOutput!, didFinishRecordingToOutputFileAt outputFileURL: URL!, fromConnections connections: [Any]!, error: Error!) {
|
||||
if let currentBackgroundRecordingID = backgroundRecordingID {
|
||||
backgroundRecordingID = UIBackgroundTaskInvalid
|
||||
|
|
@ -765,7 +827,7 @@ extension SwiftyCamViewController : AVCaptureFileOutputRecordingDelegate {
|
|||
|
||||
extension SwiftyCamViewController : UIGestureRecognizerDelegate {
|
||||
|
||||
// Set beginZoomScale when pinch begins
|
||||
/// Set beginZoomScale when pinch begins
|
||||
|
||||
public func gestureRecognizerShouldBegin(_ gestureRecognizer: UIGestureRecognizer) -> Bool {
|
||||
if gestureRecognizer.isKind(of: UIPinchGestureRecognizer.self) {
|
||||
|
|
|
|||
|
|
@ -18,44 +18,67 @@ import UIKit
|
|||
|
||||
// MARK: Public Protocol Declaration
|
||||
|
||||
/// Delegate for SwiftyCamViewController
|
||||
|
||||
public protocol SwiftyCamViewControllerDelegate {
|
||||
|
||||
// Called when SwiftyCamViewController takes a photo. Returns a UIImage
|
||||
/**
|
||||
SwiftyCamViewControllerDelegate function called when the takePhoto() function is called
|
||||
|
||||
- Parameter photo: UIImage captured from the current session
|
||||
|
||||
*/
|
||||
|
||||
|
||||
func SwiftyCamDidTakePhoto(_ photo:UIImage)
|
||||
|
||||
// Called when SwiftyCamViewController begins recording video
|
||||
/// SwiftyCamViewControllerDelegate function called when SwiftyCamViewController begins recording video
|
||||
|
||||
func SwiftyCamDidBeginRecordingVideo()
|
||||
|
||||
// Called when SwiftyCamViewController finishes recording video
|
||||
/// SwiftyCamViewControllerDelegate function called when SwiftyCamViewController finishes recording video
|
||||
|
||||
func SwiftyCamDidFinishRecordingVideo()
|
||||
|
||||
// Called when SwiftyCamViewController is done processing video. Returns the URL of the video location
|
||||
|
||||
/**
|
||||
SwiftyCamViewControllerDelegate function called when SwiftyCamViewController is done processing video
|
||||
|
||||
- Parameter url: URL location of video in temporary directory
|
||||
|
||||
*/
|
||||
|
||||
func SwiftyCamDidFinishProcessingVideoAt(_ url: URL)
|
||||
|
||||
// Called when SwiftyCamViewController switches between front or rear camera. Return the current CameraSelection
|
||||
/**
|
||||
SwiftyCamViewControllerDelegate function called when SwiftyCamViewController switches between front or rear camera
|
||||
|
||||
- Parameter camera: Current camera selection
|
||||
|
||||
*/
|
||||
|
||||
func SwiftyCamDidSwitchCameras(camera: SwiftyCamViewController.CameraSelection)
|
||||
|
||||
// Called when SwiftyCamViewController view is tapped and begins focusing at that point
|
||||
// Will only be called if tapToFocus is set to true
|
||||
// Not supported on front facing camera
|
||||
// Returns the CGPoint tap location
|
||||
/**
|
||||
SwiftyCamViewControllerDelegate function called when SwiftyCamViewController view is tapped and begins focusing at that point
|
||||
|
||||
- Parameter focusPoint: Location in view where camera focused
|
||||
|
||||
*/
|
||||
|
||||
func SwiftyCamDidFocusAtPoint(focusPoint: CGPoint)
|
||||
|
||||
// Called when SwiftyCamViewController view changes zoom level
|
||||
// Will only be called if pinchToZoom is set to true
|
||||
// Not supported on front facing camera
|
||||
// Returns the current zoomLevel
|
||||
|
||||
/**
|
||||
SwiftyCamViewControllerDelegate function called when when SwiftyCamViewController view changes zoom level
|
||||
|
||||
- Parameter zoomLevel: Current zoom level
|
||||
|
||||
*/
|
||||
|
||||
func SwiftyCamDidChangeZoomLevel(zoomLevel: CGFloat)
|
||||
|
||||
// Called if app permissions are denied for either Camera or Microphone
|
||||
// Only called if promptToAppPrivacySettings is set to false
|
||||
|
||||
/// SwiftyCamViewControllerDelegate function called if app permissions are denied for either Camera or Microphone
|
||||
|
||||
func SwiftyCamDidFailCameraPermissionSettings()
|
||||
}
|
||||
|
|
|
|||
|
|
@ -8,7 +8,7 @@
|
|||
|
||||
Pod::Spec.new do |s|
|
||||
s.name = 'SwiftyCam'
|
||||
s.version = '1.2.0'
|
||||
s.version = '1.2.1'
|
||||
s.summary = 'A Simple, Snapchat-style camera Framework written in Swift'
|
||||
s.ios.deployment_target = '8.0'
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue