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Merge branch 'mkirk/flip-camera'

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This commit is contained in:
Michael Kirk 2018-04-25 10:34:56 -04:00
commit 56c53cdff2
4 changed files with 184 additions and 188 deletions
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326
Signal/src/ViewControllers/CallViewController.swift
View File

@ -46,7 +46,10 @@ class CallViewController: OWSViewController, CallObserver, CallServiceObserver,
// MARK: - Ongoing Call Controls
var ongoingCallView: UIView!
var ongoingCallControls: UIStackView!
var ongoingAudioCallControls: UIStackView!
var ongoingVideoCallControls: UIStackView!
var hangUpButton: UIButton!
var audioSourceButton: UIButton!
@ -54,14 +57,11 @@ class CallViewController: OWSViewController, CallObserver, CallServiceObserver,
var audioModeVideoButton: UIButton!
var videoModeMuteButton: UIButton!
var videoModeVideoButton: UIButton!
// TODO: Later, we'll re-enable the text message button
// so users can send and read messages during a
// call.
// var textMessageButton: UIButton!
var videoModeFlipCameraButton: UIButton!
// MARK: - Incoming Call Controls
var incomingCallView: UIView!
var incomingCallControls: UIStackView!
var acceptIncomingButton: UIButton!
var declineIncomingButton: UIButton!
@ -182,7 +182,10 @@ class CallViewController: OWSViewController, CallObserver, CallServiceObserver,
override func loadView() {
self.view = UIView()
self.view.layoutMargins = UIEdgeInsets(top: 16, left: 20, bottom: 16, right: 20)
createViews()
createViewConstraints()
}
override func viewDidLoad() {
@ -348,42 +351,60 @@ class CallViewController: OWSViewController, CallObserver, CallServiceObserver,
// textMessageButton = createButton(imageName:"message-active-wide",
// action:#selector(didPressTextMessage))
audioSourceButton = createButton(imageName: "audio-call-speaker-inactive",
audioSourceButton = createButton(image: #imageLiteral(resourceName: "audio-call-speaker-inactive"),
action: #selector(didPressAudioSource))
audioSourceButton.accessibilityLabel = NSLocalizedString("CALL_VIEW_AUDIO_SOURCE_LABEL",
comment: "Accessibility label for selection the audio source")
hangUpButton = createButton(imageName: "hangup-active-wide",
hangUpButton = createButton(image: #imageLiteral(resourceName: "hangup-active-wide"),
action: #selector(didPressHangup))
hangUpButton.accessibilityLabel = NSLocalizedString("CALL_VIEW_HANGUP_LABEL",
comment: "Accessibility label for hang up call")
audioModeMuteButton = createButton(imageName: "audio-call-mute-inactive",
audioModeMuteButton = createButton(image: #imageLiteral(resourceName: "audio-call-mute-inactive"),
action: #selector(didPressMute))
audioModeMuteButton.setImage(#imageLiteral(resourceName: "audio-call-mute-active"), for: .selected)
audioModeMuteButton.accessibilityLabel = NSLocalizedString("CALL_VIEW_MUTE_LABEL",
comment: "Accessibility label for muting the microphone")
videoModeMuteButton = createButton(imageName: "video-mute-unselected",
action: #selector(didPressMute))
videoModeMuteButton.accessibilityLabel = NSLocalizedString("CALL_VIEW_MUTE_LABEL", comment: "Accessibility label for muting the microphone")
audioModeVideoButton = createButton(imageName: "audio-call-video-inactive",
audioModeVideoButton = createButton(image: #imageLiteral(resourceName: "audio-call-video-inactive"),
action: #selector(didPressVideo))
audioModeVideoButton.setImage(#imageLiteral(resourceName: "audio-call-video-active"), for: .selected)
audioModeVideoButton.accessibilityLabel = NSLocalizedString("CALL_VIEW_SWITCH_TO_VIDEO_LABEL", comment: "Accessibility label to switch to video call")
videoModeVideoButton = createButton(imageName: "video-video-unselected",
videoModeMuteButton = createButton(image: #imageLiteral(resourceName: "video-mute-unselected"),
action: #selector(didPressMute))
videoModeMuteButton.setImage(#imageLiteral(resourceName: "video-mute-selected"), for: .selected)
videoModeMuteButton.accessibilityLabel = NSLocalizedString("CALL_VIEW_MUTE_LABEL", comment: "Accessibility label for muting the microphone")
videoModeMuteButton.alpha = 0.9
// TODO proper asset
videoModeFlipCameraButton = createButton(image: #imageLiteral(resourceName: "btnRefresh--white"),
action: #selector(didPressFlipCamera))
videoModeFlipCameraButton.setImage(#imageLiteral(resourceName: "btnRefresh--white"),
for: .selected)
videoModeFlipCameraButton.accessibilityLabel = NSLocalizedString("CALL_VIEW_SWITCH_CAMERA_DIRECTION", comment: "Accessibility label to toggle front vs. rear facing camera")
videoModeFlipCameraButton.alpha = 0.9
videoModeVideoButton = createButton(image: #imageLiteral(resourceName: "video-video-unselected"),
action: #selector(didPressVideo))
videoModeVideoButton.setImage(#imageLiteral(resourceName: "video-video-selected"), for: .selected)
videoModeVideoButton.accessibilityLabel = NSLocalizedString("CALL_VIEW_SWITCH_TO_AUDIO_LABEL", comment: "Accessibility label to switch to audio only")
videoModeVideoButton.alpha = 0.9
setButtonSelectedImage(button: audioModeMuteButton, imageName: "audio-call-mute-active")
setButtonSelectedImage(button: videoModeMuteButton, imageName: "video-mute-selected")
setButtonSelectedImage(button: audioModeVideoButton, imageName: "audio-call-video-active")
setButtonSelectedImage(button: videoModeVideoButton, imageName: "video-video-selected")
ongoingCallControls = UIStackView(arrangedSubviews: [hangUpButton])
ongoingCallControls.axis = .vertical
ongoingCallControls.alignment = .center
view.addSubview(ongoingCallControls)
ongoingCallView = createContainerForCallControls(controlGroups: [
[audioModeMuteButton, audioSourceButton, audioModeVideoButton ],
[videoModeMuteButton, hangUpButton, videoModeVideoButton ]
])
ongoingAudioCallControls = UIStackView(arrangedSubviews: [audioModeMuteButton, audioSourceButton, audioModeVideoButton])
ongoingAudioCallControls.distribution = .equalSpacing
ongoingAudioCallControls.axis = .horizontal
ongoingVideoCallControls = UIStackView(arrangedSubviews: [videoModeMuteButton, videoModeFlipCameraButton, videoModeVideoButton])
ongoingAudioCallControls.distribution = .equalSpacing
ongoingVideoCallControls.axis = .horizontal
}
func presentAudioSourcePicker() {
@ -416,59 +437,30 @@ class CallViewController: OWSViewController, CallObserver, CallServiceObserver,
self.present(actionSheetController, animated: true)
}
func setButtonSelectedImage(button: UIButton, imageName: String) {
let image = UIImage(named: imageName)
assert(image != nil)
button.setImage(image, for: .selected)
}
func updateAvatarImage() {
contactAvatarView.image = OWSAvatarBuilder.buildImage(thread: thread, diameter: 400, contactsManager: contactsManager)
}
func createIncomingCallControls() {
acceptIncomingButton = createButton(imageName: "call-active-wide",
acceptIncomingButton = createButton(image: #imageLiteral(resourceName: "call-active-wide"),
action: #selector(didPressAnswerCall))
acceptIncomingButton.accessibilityLabel = NSLocalizedString("CALL_VIEW_ACCEPT_INCOMING_CALL_LABEL",
comment: "Accessibility label for accepting incoming calls")
declineIncomingButton = createButton(imageName: "hangup-active-wide",
declineIncomingButton = createButton(image: #imageLiteral(resourceName: "hangup-active-wide"),
action: #selector(didPressDeclineCall))
declineIncomingButton.accessibilityLabel = NSLocalizedString("CALL_VIEW_DECLINE_INCOMING_CALL_LABEL",
comment: "Accessibility label for declining incoming calls")
incomingCallView = createContainerForCallControls(controlGroups: [
[acceptIncomingButton, declineIncomingButton ]
])
incomingCallControls = UIStackView(arrangedSubviews: [acceptIncomingButton, declineIncomingButton])
incomingCallControls.axis = .horizontal
incomingCallControls.alignment = .center
incomingCallControls.distribution = .equalSpacing
view.addSubview(incomingCallControls)
}
func createContainerForCallControls(controlGroups: [[UIView]]) -> UIView {
let containerView = UIView()
self.view.addSubview(containerView)
var rows: [UIView] = []
for controlGroup in controlGroups {
rows.append(rowWithSubviews(subviews: controlGroup))
}
let rowspacing = ScaleFromIPhone5To7Plus(6, 7)
var prevRow: UIView?
for row in rows {
containerView.addSubview(row)
row.autoHCenterInSuperview()
if prevRow != nil {
row.autoPinEdge(.top, to: .bottom, of: prevRow!, withOffset: rowspacing)
}
prevRow = row
}
containerView.setContentHuggingVerticalHigh()
rows.first!.autoPinEdge(toSuperviewEdge: .top)
rows.last!.autoPinEdge(toSuperviewEdge: .bottom)
return containerView
}
func createButton(imageName: String, action: Selector) -> UIButton {
let image = UIImage(named: imageName)
assert(image != nil)
func createButton(image: UIImage, action: Selector) -> UIButton {
let button = UIButton()
button.setImage(image, for: .normal)
button.imageEdgeInsets = UIEdgeInsets(top: buttonInset(),
@ -481,134 +473,81 @@ class CallViewController: OWSViewController, CallObserver, CallServiceObserver,
return button
}
// Creates a row containing a given set of subviews.
func rowWithSubviews(subviews: [UIView]) -> UIView {
let row = UIView()
row.setContentHuggingVerticalHigh()
row.autoSetDimension(.height, toSize: buttonSize())
if subviews.count > 1 {
// If there's more than one subview in the row,
// space them evenly within the row.
var lastSubview: UIView?
for subview in subviews {
row.addSubview(subview)
subview.setContentHuggingHorizontalHigh()
subview.autoVCenterInSuperview()
if lastSubview != nil {
let spacer = UIView()
spacer.isHidden = true
row.addSubview(spacer)
spacer.autoPinEdge(.left, to: .right, of: lastSubview!)
spacer.autoPinEdge(.right, to: .left, of: subview)
spacer.setContentHuggingHorizontalLow()
spacer.autoVCenterInSuperview()
if subviews.count == 2 {
// special case to hardcode the spacer's size when there is only 1 spacer.
spacer.autoSetDimension(.width, toSize: ScaleFromIPhone5To7Plus(46, 60))
} else {
spacer.autoSetDimension(.width, toSize: ScaleFromIPhone5To7Plus(3, 5))
}
}
lastSubview = subview
}
subviews.first!.autoPinEdge(toSuperviewEdge: .left)
subviews.last!.autoPinEdge(toSuperviewEdge: .right)
} else if subviews.count == 1 {
// If there's only one subview in this row, center it.
let subview = subviews.first!
row.addSubview(subview)
subview.autoVCenterInSuperview()
subview.autoPinWidthToSuperview()
}
return row
}
// MARK: - Layout
override func updateViewConstraints() {
if !hasConstraints {
// We only want to create our constraints once.
//
// Note that constraints are also created elsewhere.
// This only creates the constraints for the top-level contents of the view.
hasConstraints = true
func createViewConstraints() {
let topMargin = CGFloat(40)
let contactVSpacing = CGFloat(3)
let settingsNagHMargin = CGFloat(30)
let ongoingBottomMargin = ScaleFromIPhone5To7Plus(23, 41)
let incomingHMargin = ScaleFromIPhone5To7Plus(30, 56)
let incomingBottomMargin = CGFloat(41)
let settingsNagBottomMargin = CGFloat(41)
let avatarTopSpacing = ScaleFromIPhone5To7Plus(25, 50)
// The buttons have built-in 10% margins, so to appear centered
// the avatar's bottom spacing should be a bit less.
let avatarBottomSpacing = ScaleFromIPhone5To7Plus(18, 41)
// Layout of the local video view is a bit unusual because
// although the view is square, it will be used
let videoPreviewHMargin = CGFloat(0)
let topMargin = CGFloat(40)
let contactHMargin = CGFloat(5)
let contactVSpacing = CGFloat(3)
let ongoingHMargin = ScaleFromIPhone5To7Plus(46, 72)
let incomingHMargin = ScaleFromIPhone5To7Plus(46, 72)
let settingsNagHMargin = CGFloat(30)
let ongoingBottomMargin = ScaleFromIPhone5To7Plus(23, 41)
let incomingBottomMargin = CGFloat(41)
let settingsNagBottomMargin = CGFloat(41)
let avatarTopSpacing = ScaleFromIPhone5To7Plus(25, 50)
// The buttons have built-in 10% margins, so to appear centered
// the avatar's bottom spacing should be a bit less.
let avatarBottomSpacing = ScaleFromIPhone5To7Plus(18, 41)
// Layout of the local video view is a bit unusual because
// although the view is square, it will be used
let videoPreviewHMargin = CGFloat(0)
// Dark blurred background.
blurView.autoPinEdgesToSuperviewEdges()
// Dark blurred background.
blurView.autoPinEdgesToSuperviewEdges()
localVideoView.autoPinTrailingToSuperviewMargin(withInset: videoPreviewHMargin)
localVideoView.autoPinEdge(toSuperviewEdge: .top, withInset: topMargin)
let localVideoSize = ScaleFromIPhone5To7Plus(80, 100)
localVideoView.autoSetDimension(.width, toSize: localVideoSize)
localVideoView.autoSetDimension(.height, toSize: localVideoSize)
localVideoView.autoPinTrailingToSuperviewMargin(withInset: videoPreviewHMargin)
localVideoView.autoPinEdge(toSuperviewEdge: .top, withInset: topMargin)
let localVideoSize = ScaleFromIPhone5To7Plus(80, 100)
localVideoView.autoSetDimension(.width, toSize: localVideoSize)
localVideoView.autoSetDimension(.height, toSize: localVideoSize)
remoteVideoView.autoPinEdgesToSuperviewEdges()
remoteVideoView.autoPinEdgesToSuperviewEdges()
contactNameLabel.autoPinEdge(toSuperviewEdge: .top, withInset: topMargin)
contactNameLabel.autoPinLeadingToSuperviewMargin()
contactNameLabel.setContentHuggingVerticalHigh()
contactNameLabel.setCompressionResistanceHigh()
contactNameLabel.autoPinEdge(toSuperviewEdge: .top, withInset: topMargin)
contactNameLabel.autoPinLeadingToSuperviewMargin(withInset: contactHMargin)
contactNameLabel.setContentHuggingVerticalHigh()
contactNameLabel.setCompressionResistanceHigh()
callStatusLabel.autoPinEdge(.top, to: .bottom, of: contactNameLabel, withOffset: contactVSpacing)
callStatusLabel.autoPinLeadingToSuperviewMargin()
callStatusLabel.setContentHuggingVerticalHigh()
callStatusLabel.setCompressionResistanceHigh()
callStatusLabel.autoPinEdge(.top, to: .bottom, of: contactNameLabel, withOffset: contactVSpacing)
callStatusLabel.autoPinLeadingToSuperviewMargin(withInset: contactHMargin)
callStatusLabel.setContentHuggingVerticalHigh()
callStatusLabel.setCompressionResistanceHigh()
contactAvatarContainerView.autoPinEdge(.top, to: .bottom, of: callStatusLabel, withOffset: +avatarTopSpacing)
contactAvatarContainerView.autoPinEdge(.bottom, to: .top, of: ongoingCallControls, withOffset: -avatarBottomSpacing)
contactAvatarContainerView.autoPinWidthToSuperview(withMargin: avatarTopSpacing)
contactAvatarContainerView.autoPinEdge(.top, to: .bottom, of: callStatusLabel, withOffset: +avatarTopSpacing)
contactAvatarContainerView.autoPinEdge(.bottom, to: .top, of: ongoingCallView, withOffset: -avatarBottomSpacing)
contactAvatarContainerView.autoPinWidthToSuperview(withMargin: avatarTopSpacing)
contactAvatarView.autoCenterInSuperview()
contactAvatarView.autoCenterInSuperview()
// Ensure ContacAvatarView gets as close as possible to it's superview edges while maintaining
// aspect ratio.
contactAvatarView.autoPinToSquareAspectRatio()
contactAvatarView.autoPinEdge(toSuperviewEdge: .top, withInset: 0, relation: .greaterThanOrEqual)
contactAvatarView.autoPinEdge(toSuperviewEdge: .right, withInset: 0, relation: .greaterThanOrEqual)
contactAvatarView.autoPinEdge(toSuperviewEdge: .bottom, withInset: 0, relation: .greaterThanOrEqual)
contactAvatarView.autoPinEdge(toSuperviewEdge: .left, withInset: 0, relation: .greaterThanOrEqual)
NSLayoutConstraint.autoSetPriority(UILayoutPriorityDefaultLow) {
contactAvatarView.autoPinEdgesToSuperviewMargins()
}
// Ongoing call controls
ongoingCallView.autoPinEdge(toSuperviewEdge: .bottom, withInset: ongoingBottomMargin)
ongoingCallView.autoPinWidthToSuperview(withMargin: ongoingHMargin)
ongoingCallView.setContentHuggingVerticalHigh()
// Incoming call controls
incomingCallView.autoPinEdge(toSuperviewEdge: .bottom, withInset: incomingBottomMargin)
incomingCallView.autoPinWidthToSuperview(withMargin: incomingHMargin)
incomingCallView.setContentHuggingVerticalHigh()
// Settings nag views
settingsNagView.autoPinEdge(toSuperviewEdge: .bottom, withInset: settingsNagBottomMargin)
settingsNagView.autoPinWidthToSuperview(withMargin: settingsNagHMargin)
settingsNagView.autoPinEdge(.top, to: .bottom, of: callStatusLabel)
// Ensure ContacAvatarView gets as close as possible to it's superview edges while maintaining
// aspect ratio.
contactAvatarView.autoPinToSquareAspectRatio()
contactAvatarView.autoPinEdge(toSuperviewEdge: .top, withInset: 0, relation: .greaterThanOrEqual)
contactAvatarView.autoPinEdge(toSuperviewEdge: .right, withInset: 0, relation: .greaterThanOrEqual)
contactAvatarView.autoPinEdge(toSuperviewEdge: .bottom, withInset: 0, relation: .greaterThanOrEqual)
contactAvatarView.autoPinEdge(toSuperviewEdge: .left, withInset: 0, relation: .greaterThanOrEqual)
NSLayoutConstraint.autoSetPriority(UILayoutPriorityDefaultLow) {
contactAvatarView.autoPinEdgesToSuperviewMargins()
}
// Ongoing call controls
ongoingCallControls.autoPinEdge(toSuperviewEdge: .bottom, withInset: ongoingBottomMargin)
ongoingCallControls.autoPinLeadingToSuperviewMargin()
ongoingCallControls.autoPinTrailingToSuperviewMargin()
ongoingCallControls.setContentHuggingVerticalHigh()
// Incoming call controls
incomingCallControls.autoPinEdge(toSuperviewEdge: .bottom, withInset: incomingBottomMargin)
incomingCallControls.autoPinLeadingToSuperviewMargin(withInset: incomingHMargin)
incomingCallControls.autoPinTrailingToSuperviewMargin(withInset: incomingHMargin)
incomingCallControls.setContentHuggingVerticalHigh()
// Settings nag views
settingsNagView.autoPinEdge(toSuperviewEdge: .bottom, withInset: settingsNagBottomMargin)
settingsNagView.autoPinWidthToSuperview(withMargin: settingsNagHMargin)
settingsNagView.autoPinEdge(.top, to: .bottom, of: callStatusLabel)
}
override func updateViewConstraints() {
updateRemoteVideoLayout()
updateLocalVideoLayout()
@ -738,7 +677,7 @@ class CallViewController: OWSViewController, CallObserver, CallServiceObserver,
if isShowingSettingsNag {
settingsNagView.isHidden = false
contactAvatarView.isHidden = true
ongoingCallView.isHidden = true
ongoingCallControls.isHidden = true
return
}
@ -752,10 +691,10 @@ class CallViewController: OWSViewController, CallObserver, CallServiceObserver,
// Show Incoming vs. Ongoing call controls
let isRinging = callState == .localRinging
incomingCallView.isHidden = !isRinging
incomingCallView.isUserInteractionEnabled = isRinging
ongoingCallView.isHidden = isRinging
ongoingCallView.isUserInteractionEnabled = !isRinging
incomingCallControls.isHidden = !isRinging
incomingCallControls.isUserInteractionEnabled = isRinging
ongoingCallControls.isHidden = isRinging
ongoingCallControls.isUserInteractionEnabled = !isRinging
// Rework control state if remote video is available.
let hasRemoteVideo = !remoteVideoView.isHidden
@ -764,18 +703,19 @@ class CallViewController: OWSViewController, CallObserver, CallServiceObserver,
// Rework control state if local video is available.
let hasLocalVideo = !localVideoView.isHidden
for subview in [audioModeMuteButton, audioModeVideoButton] {
subview?.isHidden = hasLocalVideo
}
for subview in [videoModeMuteButton, videoModeVideoButton] {
subview?.isHidden = !hasLocalVideo
if hasLocalVideo {
ongoingAudioCallControls.removeFromSuperview()
ongoingCallControls.insertArrangedSubview(ongoingVideoCallControls, at: 0)
} else {
ongoingVideoCallControls.removeFromSuperview()
ongoingCallControls.insertArrangedSubview(ongoingAudioCallControls, at: 0)
}
// Also hide other controls if user has tapped to hide them.
if shouldRemoteVideoControlsBeHidden && !remoteVideoView.isHidden {
contactNameLabel.isHidden = true
callStatusLabel.isHidden = true
ongoingCallView.isHidden = true
ongoingCallControls.isHidden = true
} else {
contactNameLabel.isHidden = false
callStatusLabel.isHidden = false
@ -915,6 +855,16 @@ class CallViewController: OWSViewController, CallObserver, CallServiceObserver,
callUIAdapter.setHasLocalVideo(call: call, hasLocalVideo: hasLocalVideo)
}
func didPressFlipCamera(sender: UIButton) {
// toggle value
sender.isSelected = !sender.isSelected
let useBackCamera = sender.isSelected
Logger.info("\(TAG) in \(#function) with useBackCamera: \(useBackCamera)")
callUIAdapter.setCameraSource(call: call, useBackCamera: useBackCamera)
}
/**
* Denies an incoming not-yet-connected call, Do not confuse with `didPressHangup`.
*/

18
Signal/src/call/CallService.swift
View File

@ -790,6 +790,8 @@ protocol CallServiceObserver: class {
Logger.info("\(self.logTag) in \(#function): \(call.identifiersForLogs).")
switch call.state {
case .remoteRinging:
Logger.debug("\(self.logTag) in \(#function) disconnect while ringing... we'll keep ringing")
case .connected:
call.state = .reconnecting
default:
@ -1164,6 +1166,22 @@ protocol CallServiceObserver: class {
self.setHasLocalVideo(hasLocalVideo: true)
}
func setCameraSource(call: SignalCall, useBackCamera: Bool) {
SwiftAssertIsOnMainThread(#function)
guard call == self.call else {
owsFail("\(logTag) in \(#function) for non-current call.")
return
}
guard let peerConnectionClient = self.peerConnectionClient else {
owsFail("\(logTag) in \(#function) peerConnectionClient was unexpectedly nil")
return
}
peerConnectionClient.setCameraSource(useBackCamera: useBackCamera)
}
/**
* Local client received a message on the WebRTC data channel.
*

19
Signal/src/call/PeerConnectionClient.swift
View File

@ -120,6 +120,8 @@ class PeerConnectionClient: NSObject, RTCPeerConnectionDelegate, RTCDataChannelD
private var videoCaptureSession: AVCaptureSession?
private var videoSender: RTCRtpSender?
private var localVideoTrack: RTCVideoTrack?
private var localVideoSource: RTCAVFoundationVideoSource?
// RTCVideoTrack is fragile and prone to throwing exceptions and/or
// causing deadlock in its destructor. Therefore we take great care
// with this property.
@ -203,6 +205,8 @@ class PeerConnectionClient: NSObject, RTCPeerConnectionDelegate, RTCDataChannelD
// TODO: Revisit the cameraConstraints.
let videoSource = factory.avFoundationVideoSource(with: cameraConstraints)
self.localVideoSource = videoSource
self.videoCaptureSession = videoSource.captureSession
videoSource.useBackCamera = false
@ -220,6 +224,21 @@ class PeerConnectionClient: NSObject, RTCPeerConnectionDelegate, RTCDataChannelD
self.videoSender = videoSender
}
public func setCameraSource(useBackCamera: Bool) {
guard let localVideoSource = self.localVideoSource else {
owsFail("\(logTag) in \(#function) localVideoSource was unexpectedly nil")
return
}
// certain devices, e.g. 16GB iPod touch don't have a back camera
guard localVideoSource.canUseBackCamera else {
owsFail("\(logTag) in \(#function) canUseBackCamera was unexpectedly false")
return
}
localVideoSource.useBackCamera = useBackCamera
}
public func setLocalVideoEnabled(enabled: Bool) {
SwiftAssertIsOnMainThread(#function)

9
Signal/src/call/UserInterface/CallUIAdapter.swift
View File

@ -87,11 +87,14 @@ extension CallUIAdaptee {
private let adaptee: CallUIAdaptee
private let contactsManager: OWSContactsManager
internal let audioService: CallAudioService
internal let callService: CallService
required init(callService: CallService, contactsManager: OWSContactsManager, notificationsAdapter: CallNotificationsAdapter) {
SwiftAssertIsOnMainThread(#function)
self.contactsManager = contactsManager
self.callService = callService
if Platform.isSimulator {
// CallKit doesn't seem entirely supported in simulator.
// e.g. you can't receive calls in the call screen.
@ -247,6 +250,12 @@ extension CallUIAdaptee {
call.audioSource = audioSource
}
internal func setCameraSource(call: SignalCall, useBackCamera: Bool) {
SwiftAssertIsOnMainThread(#function)
callService.setCameraSource(call: call, useBackCamera: useBackCamera)
}
// CallKit handles ringing state on it's own. But for non-call kit we trigger ringing start/stop manually.
internal var hasManualRinger: Bool {
SwiftAssertIsOnMainThread(#function)