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Commit 27e11c4d by Daniel Dahan
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added adjustment method for CaptureSession, to correctly adjust the underlying… 

added adjustment method for CaptureSession, to correctly adjust the underlying image captured based on orientation
parent dd92bc32
Showing with 169 additions and 104 deletions
Examples/Programmatic/App/App/AppMenuController.swift
......@@ -36,7 +36,7 @@ flow of your application.
import UIKit
import Material
class AppMenuController: MenuController, MenuViewDelegate {
class AppMenuController: MenuController {
/// MenuView diameter.
private let baseSize: CGSize = CGSizeMake(56, 56)
......@@ -74,11 +74,6 @@ class AppMenuController: MenuController, MenuViewDelegate {
(menuView.menu.views?.first as? MaterialButton)?.animate(MaterialAnimation.rotate(angle: 0))
}
// Handles touch outside
func menuViewDidTapOutside(menuView: MenuView) {
closeMenu()
}
/// Handler for blue button.
func handleBlueButton() {
closeMenu()
......@@ -103,7 +98,6 @@ class AppMenuController: MenuController, MenuViewDelegate {
}
}
/// Prepares the menuView.
private func prepareMenuView() {
var image: UIImage? = MaterialIcon.cm.add
......@@ -159,3 +153,10 @@ class AppMenuController: MenuController, MenuViewDelegate {
}
}
/// MenuViewDelegate.
extension AppMenuController: MenuViewDelegate {
func menuViewDidTapOutside(menuView: MenuView) {
closeMenu()
}
}
Examples/Programmatic/CaptureView/CaptureView/ViewController.swift
......@@ -237,21 +237,13 @@ class ViewController: UIViewController, CaptureViewDelegate, CaptureSessionDeleg
toolbar.depth = .None
// Title label.
let titleLabel: UILabel = UILabel()
titleLabel.hidden = true
titleLabel.textAlignment = .Center
titleLabel.textColor = MaterialColor.white
titleLabel.font = RobotoFont.regular
toolbar.titleLabel = titleLabel
toolbar.titleLabel.hidden = true
toolbar.titleLabel.textColor = MaterialColor.white
// Detail label.
let detailLabel: UILabel = UILabel()
detailLabel.hidden = true
detailLabel.text = "Recording"
detailLabel.textAlignment = .Center
detailLabel.textColor = MaterialColor.red.accent1
detailLabel.font = RobotoFont.regular
toolbar.detailLabel = detailLabel
toolbar.detail = "Recording"
toolbar.detailLabel.hidden = true
toolbar.detailLabel.textColor = MaterialColor.red.accent1
toolbar.leftControls = [switchCamerasButton]
toolbar.rightControls = [flashButton]
......
Examples/Programmatic/MenuController/MenuController/AppMenuController.swift
......@@ -36,7 +36,7 @@ flow of your application.
import UIKit
import Material
class AppMenuController: MenuController, MenuViewDelegate {
class AppMenuController: MenuController {
/// MenuView diameter.
private let baseSize: CGSize = CGSizeMake(56, 56)
......@@ -105,11 +105,7 @@ class AppMenuController: MenuController, MenuViewDelegate {
view.backgroundColor = MaterialColor.black
prepareMenuView()
}
func menuViewDidTapOutside(menuView: MenuView) {
closeMenu()
}

/// Prepares the add button.
private func prepareMenuView() {
var image: UIImage? = MaterialIcon.cm.add
......@@ -158,3 +154,10 @@ class AppMenuController: MenuController, MenuViewDelegate {
}
}
/// MenuViewDelegate.
extension AppMenuController: MenuViewDelegate {
func menuViewDidTapOutside(menuView: MenuView) {
closeMenu()
}
}
Sources/iOS/CaptureSession.swift
......@@ -279,7 +279,7 @@ public class CaptureSession : NSObject, AVCaptureFileOutputRecordingDelegate {
var userInfo: Dictionary<String, AnyObject> = Dictionary<String, AnyObject>()
userInfo[NSLocalizedDescriptionKey] = "[Material Error: Unsupported focusMode.]"
userInfo[NSLocalizedFailureReasonErrorKey] = "[Material Error: Unsupported focusMode.]"
error = NSError(domain: "io.material.CaptureView", code: 0001, userInfo: userInfo)
error = NSError(domain: "io.cosmicmind.Material.CaptureView", code: 0001, userInfo: userInfo)
userInfo[NSUnderlyingErrorKey] = error
}
if let e: NSError = error {
......@@ -310,7 +310,7 @@ public class CaptureSession : NSObject, AVCaptureFileOutputRecordingDelegate {
var userInfo: Dictionary<String, AnyObject> = Dictionary<String, AnyObject>()
userInfo[NSLocalizedDescriptionKey] = "[Material Error: Unsupported flashMode.]"
userInfo[NSLocalizedFailureReasonErrorKey] = "[Material Error: Unsupported flashMode.]"
error = NSError(domain: "io.material.CaptureView", code: 0002, userInfo: userInfo)
error = NSError(domain: "io.cosmicmind.Material.CaptureView", code: 0002, userInfo: userInfo)
userInfo[NSUnderlyingErrorKey] = error
}
if let e: NSError = error {
......@@ -341,7 +341,7 @@ public class CaptureSession : NSObject, AVCaptureFileOutputRecordingDelegate {
var userInfo: Dictionary<String, AnyObject> = Dictionary<String, AnyObject>()
userInfo[NSLocalizedDescriptionKey] = "[Material Error: Unsupported torchMode.]"
userInfo[NSLocalizedFailureReasonErrorKey] = "[Material Error: Unsupported torchMode.]"
error = NSError(domain: "io.material.CaptureView", code: 0003, userInfo: userInfo)
error = NSError(domain: "io.cosmicmind.Material.CaptureView", code: 0003, userInfo: userInfo)
userInfo[NSUnderlyingErrorKey] = error
}
if let e: NSError = error {
......@@ -350,92 +350,78 @@ public class CaptureSession : NSObject, AVCaptureFileOutputRecordingDelegate {
}
}
/**
:name: sessionPreset
*/
/// The session quality preset.
public var sessionPreset: CaptureSessionPreset {
didSet {
session.sessionPreset = CaptureSessionPresetToString(sessionPreset)
}
}
/**
:name: sessionPreset
*/
public var currentVideoOrientation: AVCaptureVideoOrientation {
var orientation: AVCaptureVideoOrientation
/// The capture video orientation.
public var videoOrientation: AVCaptureVideoOrientation {
var o: AVCaptureVideoOrientation
switch UIDevice.currentDevice().orientation {
case .Portrait:
orientation = .Portrait
o = .Portrait
case .LandscapeRight:
orientation = .LandscapeLeft
o = .LandscapeLeft
case .PortraitUpsideDown:
orientation = .PortraitUpsideDown
o = .PortraitUpsideDown
default:
orientation = .LandscapeRight
o = .LandscapeRight
}
return orientation
return o
}
/**
:name: delegate
*/
/// A delegation property for CaptureSessionDelegate.
public weak var delegate: CaptureSessionDelegate?
/**
:name: init
*/
/// Initializer.
public override init() {
sessionPreset = .PresetHigh
super.init()
prepareSession()
}
/**
:name: startSession
*/
/// Starts the session.
public func startSession() {
if !isRunning {
dispatch_async(sessionQueue) {
self.session.startRunning()
dispatch_async(sessionQueue) { [weak self] in
self?.session.startRunning()
}
}
}
/**
:name: startSession
*/
/// Stops the session.
public func stopSession() {
if isRunning {
dispatch_async(sessionQueue) {
self.session.stopRunning()
dispatch_async(sessionQueue) { [weak self] in
self?.session.stopRunning()
}
}
}
/**
:name: switchCameras
*/
/// Switches the camera if possible.
public func switchCameras() {
if canSwitchCameras {
do {
if let v: AVCaptureDevicePosition = self.cameraPosition {
self.delegate?.captureSessionWillSwitchCameras?(self, position: v)
let videoInput: AVCaptureDeviceInput? = try AVCaptureDeviceInput(device: self.inactiveCamera!)
self.session.beginConfiguration()
self.session.removeInput(self.activeVideoInput)
if let v: AVCaptureDevicePosition = cameraPosition {
delegate?.captureSessionWillSwitchCameras?(self, position: v)
let videoInput: AVCaptureDeviceInput? = try AVCaptureDeviceInput(device: inactiveCamera!)
session.beginConfiguration()
session.removeInput(activeVideoInput)
if self.session.canAddInput(videoInput) {
self.session.addInput(videoInput)
self.activeVideoInput = videoInput
if session.canAddInput(videoInput) {
session.addInput(videoInput)
activeVideoInput = videoInput
} else {
self.session.addInput(self.activeVideoInput)
session.addInput(activeVideoInput)
}
self.session.commitConfiguration()
self.delegate?.captureSessionDidSwitchCameras?(self, position: self.cameraPosition!)
session.commitConfiguration()
delegate?.captureSessionDidSwitchCameras?(self, position: cameraPosition!)
}
} catch let e as NSError {
self.delegate?.captureSessionFailedWithError?(self, error: e)
delegate?.captureSessionFailedWithError?(self, error: e)
}
}
}
......@@ -487,7 +473,7 @@ public class CaptureSession : NSObject, AVCaptureFileOutputRecordingDelegate {
var userInfo: Dictionary<String, AnyObject> = Dictionary<String, AnyObject>()
userInfo[NSLocalizedDescriptionKey] = "[Material Error: Unsupported focusAtPoint.]"
userInfo[NSLocalizedFailureReasonErrorKey] = "[Material Error: Unsupported focusAtPoint.]"
error = NSError(domain: "io.material.CaptureView", code: 0004, userInfo: userInfo)
error = NSError(domain: "io.cosmicmind.Material.CaptureView", code: 0004, userInfo: userInfo)
userInfo[NSUnderlyingErrorKey] = error
}
if let e: NSError = error {
......@@ -517,7 +503,7 @@ public class CaptureSession : NSObject, AVCaptureFileOutputRecordingDelegate {
var userInfo: Dictionary<String, AnyObject> = Dictionary<String, AnyObject>()
userInfo[NSLocalizedDescriptionKey] = "[Material Error: Unsupported exposeAtPoint.]"
userInfo[NSLocalizedFailureReasonErrorKey] = "[Material Error: Unsupported exposeAtPoint.]"
error = NSError(domain: "io.material.CaptureView", code: 0005, userInfo: userInfo)
error = NSError(domain: "io.cosmicmind.Material.CaptureView", code: 0005, userInfo: userInfo)
userInfo[NSUnderlyingErrorKey] = error
}
if let e: NSError = error {
......@@ -576,16 +562,37 @@ public class CaptureSession : NSObject, AVCaptureFileOutputRecordingDelegate {
:name: captureStillImage
*/
public func captureStillImage() {
dispatch_async(sessionQueue) {
if let v: AVCaptureConnection = self.imageOutput.connectionWithMediaType(AVMediaTypeVideo) {
v.videoOrientation = self.currentVideoOrientation
self.imageOutput.captureStillImageAsynchronouslyFromConnection(v) { [weak self] (sampleBuffer: CMSampleBuffer!, error: NSError!) -> Void in
if let s: CaptureSession = self {
if nil == error {
let data: NSData = AVCaptureStillImageOutput.jpegStillImageNSDataRepresentation(sampleBuffer)
s.delegate?.captureStillImageAsynchronously?(s, image: UIImage(data: data)!)
} else {
s.delegate?.captureStillImageAsynchronouslyFailedWithError?(s, error: error!)
dispatch_async(sessionQueue) { [weak self] in
if let s: CaptureSession = self {
if let v: AVCaptureConnection = s.imageOutput.connectionWithMediaType(AVMediaTypeVideo) {
v.videoOrientation = s.videoOrientation
s.imageOutput.captureStillImageAsynchronouslyFromConnection(v) { [weak self] (sampleBuffer: CMSampleBuffer!, error: NSError!) -> Void in
if let s: CaptureSession = self {
var captureError: NSError? = error
if nil == captureError {
let data: NSData = AVCaptureStillImageOutput.jpegStillImageNSDataRepresentation(sampleBuffer)
if let image1: UIImage = UIImage(data: data) {
if let image2: UIImage = s.adjustOrientationForImage(image1) {
s.delegate?.captureStillImageAsynchronously?(s, image: image2)
} else {
var userInfo: Dictionary<String, AnyObject> = Dictionary<String, AnyObject>()
userInfo[NSLocalizedDescriptionKey] = "[Material Error: Cannot fix image orientation.]"
userInfo[NSLocalizedFailureReasonErrorKey] = "[Material Error: Cannot fix image orientation.]"
captureError = NSError(domain: "io.cosmicmind.Material.CaptureView", code: 0006, userInfo: userInfo)
userInfo[NSUnderlyingErrorKey] = error
}
} else {
var userInfo: Dictionary<String, AnyObject> = Dictionary<String, AnyObject>()
userInfo[NSLocalizedDescriptionKey] = "[Material Error: Cannot capture image from data.]"
userInfo[NSLocalizedFailureReasonErrorKey] = "[Material Error: Cannot capture image from data.]"
captureError = NSError(domain: "io.cosmicmind.Material.CaptureView", code: 0007, userInfo: userInfo)
userInfo[NSUnderlyingErrorKey] = error
}
}
if let e: NSError = captureError {
s.delegate?.captureStillImageAsynchronouslyFailedWithError?(s, error: e)
}
}
}
}
......@@ -598,25 +605,27 @@ public class CaptureSession : NSObject, AVCaptureFileOutputRecordingDelegate {
*/
public func startRecording() {
if !isRecording {
dispatch_async(sessionQueue) {
if let v: AVCaptureConnection = self.movieOutput.connectionWithMediaType(AVMediaTypeVideo) {
v.videoOrientation = self.currentVideoOrientation
v.preferredVideoStabilizationMode = .Auto
}
if let v: AVCaptureDevice = self.activeCamera {
if v.smoothAutoFocusSupported {
do {
try v.lockForConfiguration()
v.smoothAutoFocusEnabled = true
v.unlockForConfiguration()
} catch let e as NSError {
self.delegate?.captureSessionFailedWithError?(self, error: e)
}
dispatch_async(sessionQueue) { [weak self] in
if let s: CaptureSession = self {
if let v: AVCaptureConnection = s.movieOutput.connectionWithMediaType(AVMediaTypeVideo) {
v.videoOrientation = s.videoOrientation
v.preferredVideoStabilizationMode = .Auto
}
self.movieOutputURL = self.uniqueURL()
if let v: NSURL = self.movieOutputURL {
self.movieOutput.startRecordingToOutputFileURL(v, recordingDelegate: self)
if let v: AVCaptureDevice = s.activeCamera {
if v.smoothAutoFocusSupported {
do {
try v.lockForConfiguration()
v.smoothAutoFocusEnabled = true
v.unlockForConfiguration()
} catch let e as NSError {
s.delegate?.captureSessionFailedWithError?(s, error: e)
}
}
s.movieOutputURL = s.uniqueURL()
if let v: NSURL = s.movieOutputURL {
s.movieOutput.startRecordingToOutputFileURL(v, recordingDelegate: s)
}
}
}
}
......@@ -733,4 +742,64 @@ public class CaptureSession : NSObject, AVCaptureFileOutputRecordingDelegate {
}
return nil
}
/**
Adjusts the orientation of the image from the capture orientation.
This is an issue when taking images, the capture orientation is not set correctly
when using Portrait.
- Parameter image: A UIImage to adjust.
- Returns: An optional UIImage if successful.
*/
private func adjustOrientationForImage(image: UIImage) -> UIImage? {
guard .Up != image.imageOrientation else {
return image
}
var transform: CGAffineTransform = CGAffineTransformIdentity
// Rotate if Left, Right, or Down.
switch image.imageOrientation {
case .Down, .DownMirrored:
transform = CGAffineTransformTranslate(transform, image.size.width, image.size.height)
transform = CGAffineTransformRotate(transform, CGFloat(M_PI))
case .Left, .LeftMirrored:
transform = CGAffineTransformTranslate(transform, image.size.width, 0)
transform = CGAffineTransformRotate(transform, CGFloat(M_PI_2))
case .Right, .RightMirrored:
transform = CGAffineTransformTranslate(transform, 0, image.size.height)
transform = CGAffineTransformRotate(transform, -CGFloat(M_PI_2))
default:break
}
// Flip if mirrored.
switch image.imageOrientation {
case .UpMirrored, .DownMirrored:
transform = CGAffineTransformTranslate(transform, image.size.width, 0)
transform = CGAffineTransformScale(transform, -1, 1)
case .LeftMirrored, .RightMirrored:
transform = CGAffineTransformTranslate(transform, image.size.height, 0)
transform = CGAffineTransformScale(transform, -1, 1)
default:break
}
// Draw the underlying CGImage with the calculated transform.
guard let context = CGBitmapContextCreate(nil, Int(image.size.width), Int(image.size.height), CGImageGetBitsPerComponent(image.CGImage), 0, CGImageGetColorSpace(image.CGImage), CGImageGetBitmapInfo(image.CGImage).rawValue) else {
return nil
}
CGContextConcatCTM(context, transform)
switch image.imageOrientation {
case .Left, .LeftMirrored, .Right, .RightMirrored:
CGContextDrawImage(context, CGRect(x: 0, y: 0, width: image.size.height, height: image.size.width), image.CGImage)
default:
CGContextDrawImage(context, CGRect(origin: .zero, size: image.size), image.CGImage)
}
guard let CGImage = CGBitmapContextCreateImage(context) else {
return nil
}
return UIImage(CGImage: CGImage)
}
}
Sources/iOS/CaptureView.swift
......@@ -311,7 +311,7 @@ public class CaptureView : MaterialView, UIGestureRecognizerDelegate {
v.frame.origin.x = bounds.width - v.bounds.width - contentInset.right
}
if let v: AVCaptureConnection = (previewView.layer as! AVCaptureVideoPreviewLayer).connection {
v.videoOrientation = captureSession.currentVideoOrientation
v.videoOrientation = captureSession.videoOrientation
}
}
......
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