video: hardware decoding/encoding

Change-Id: Ia86d0a42802438cc9eaba15b768eee4f4a01a941

Ring/Ring.xcodeproj/xcshareddata/xcschemes/libring.xcscheme

+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "1010"
+   version = "1.3">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "62366028200914C1002598C1"
+               BuildableName = "libring"
+               BlueprintName = "libring"
+               ReferencedContainer = "container:Ring.xcodeproj">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES">
+      <Testables>
+      </Testables>
+      <AdditionalOptions>
+      </AdditionalOptions>
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES">
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "62366028200914C1002598C1"
+            BuildableName = "libring"
+            BlueprintName = "libring"
+            ReferencedContainer = "container:Ring.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+      <EnvironmentVariables>
+         <EnvironmentVariable
+            key = "AVLOGLEVEL"
+            value = "40"
+            isEnabled = "YES">
+         </EnvironmentVariable>
+      </EnvironmentVariables>
+      <AdditionalOptions>
+      </AdditionalOptions>
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "62366028200914C1002598C1"
+            BuildableName = "libring"
+            BlueprintName = "libring"
+            ReferencedContainer = "container:Ring.xcodeproj">
+         </BuildableReference>
+      </MacroExpansion>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>

Ring/Ring/AppDelegate.swift

@@ -117,8 +117,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate, UNUserNotificationCenterD
         // sets output device to whatever is currently available (either spk / headset)
         self.audioService.startAVAudioSession()
 
-        // disables hardware decoding
-        self.videoService.setDecodingAccelerated(withState: false)
+        prepareVideoAcceleration()
 
         // requests permission to use the camera
         // will enumerate and add devices once permission has been granted
@@ -161,6 +160,10 @@ class AppDelegate: UIResponder, UIApplicationDelegate, UNUserNotificationCenterD
             }
             guard let currentAccount = self.accountService.currentAccount else {
                 self.log.error("Can't get current account!")
+                //if we don't have any account means it is first run, so enable hardware acceleration
+                self.videoService.setDecodingAccelerated(withState: true)
+                self.videoService.setEncodingAccelerated(withState: true)
+                UserDefaults.standard.set(true, forKey: hardareAccelerationKey)
                 return
             }
             self.reloadDataFor(account: currentAccount)
@@ -219,6 +222,29 @@ class AppDelegate: UIResponder, UIApplicationDelegate, UNUserNotificationCenterD
         self.clearBadgeNumber()
     }
 
+    func prepareVideoAcceleration() {
+        // we want enable hardware acceleration by default so if key does not exists,
+        // means it was not disabled by user 
+        let keyExists = UserDefaults.standard.object(forKey: hardareAccelerationKey) != nil
+        let enable = keyExists ? UserDefaults.standard.bool(forKey: hardareAccelerationKey) : false
+        self.videoService.setDecodingAccelerated(withState: enable)
+        self.videoService.setEncodingAccelerated(withState: enable)
+        guard let codecInfoPath = Bundle.main.path(forResource: "encoder",
+                                                   ofType: ".json") else {return}
+        guard let destPath =
+            NSSearchPathForDirectoriesInDomains(.documentDirectory,
+                                                .userDomainMask,
+                                                true).first else {return}
+        let fileManager = FileManager.default
+        guard let fullDestPath = NSURL(fileURLWithPath: destPath)
+            .appendingPathComponent("encoder.json") else {return}
+        let fullDestPathString = fullDestPath.path
+        do {
+            try fileManager.copyItem(atPath: codecInfoPath,
+                                     toPath: fullDestPathString)
+        } catch { }
+    }
+
     // MARK: - Ring Daemon
     fileprivate func startDaemon() {
 

Ring/Ring/Bridging/Utils.h

@@ -24,6 +24,7 @@
 #import <map>
 #import <string>
 #import <vector>
+struct AVFrame;
 
 @interface Utils : NSObject
 
@@ -35,4 +36,6 @@
 + (NSData*)dataFromVectorOfUInt8:(std::vector<uint8_t>)vectorOfUInt8;
 + (std::vector<uint8_t>)vectorOfUInt8FromData:(NSData*)data;
 + (std::vector<std::map<std::string, std::string>>)arrayOfDictionnarisToVectorOfMap:(NSArray*)dictionaries;
++ (UIImage*)convertHardwareDecodedFrameToImage:(const AVFrame*)frame;
++ (AVFrame*)configureHardwareDecodedFrame:(AVFrame*)frame fromImageBuffer: (CVImageBufferRef) image;
 @end

Ring/Ring/Bridging/Utils.mm

@@ -20,6 +20,9 @@
  */
 
 #import "Utils.h"
+extern "C" {
+    #include <libavutil/frame.h>
+}
 
 @implementation Utils
 
@@ -105,4 +108,26 @@
     return vector;
 }
 
++ (UIImage*)convertHardwareDecodedFrameToImage:(const AVFrame*)frame {
+    if ((CVPixelBufferRef)frame->data[3]) {
+        CIImage *image = [CIImage imageWithCVPixelBuffer: (CVPixelBufferRef)frame->data[3]];
+        UIImage * imageUI = [UIImage imageWithCIImage:image];
+        return imageUI;
+    }
+    return [[UIImage alloc] init];
+}
+
++ (AVFrame*)configureHardwareDecodedFrame:(AVFrame*)frame fromImageBuffer:(CVImageBufferRef) image {
+    //get dimensions
+    CVPixelBufferLockBaseAddress(image,0);
+    size_t width = CVPixelBufferGetWidth(image);
+    size_t height = CVPixelBufferGetHeight(image);
+    CVPixelBufferUnlockBaseAddress(image,0);
+    frame->data[3] = (uint8_t *)image;
+    frame->format = AV_PIX_FMT_VIDEOTOOLBOX;
+    frame->width = static_cast<int>(width);
+    frame->height = static_cast<int>(height);
+    return frame;
+}
+
 @end

Ring/Ring/Bridging/VideoAdapter.h

@@ -20,6 +20,7 @@
 
 #import <Foundation/Foundation.h>
 #import <AVFoundation/AVCaptureOutput.h>
+#import <AVFoundation/AVFoundation.h>
 
 @protocol VideoAdapterDelegate;
 
@@ -30,9 +31,13 @@
 - (void)addVideoDeviceWithName:(NSString*)deviceName withDevInfo:(NSDictionary*)deviceInfoDict;
 - (void)registerSinkTargetWithSinkId:sinkId withWidth:(NSInteger)w withHeight:(NSInteger)h;
 - (void)removeSinkTargetWithSinkId:(NSString*)sinkId;
+- (void)writeOutgoingHardwareDecodedFrameWithBuffer:(CVImageBufferRef)image;
 - (void)writeOutgoingFrameWithImage:(UIImage*)image;
 - (void)setDecodingAccelerated:(BOOL)state;
+- (BOOL)getDecodingAccelerated;
 - (void)switchInput:(NSString*)deviceName;
 - (void)switchInput:(NSString*)deviceName forCall:(NSString*) callID;
+- (void)setEncodingAccelerated:(BOOL)state;
+- (BOOL)getEncodingAccelerated;
 
 @end

Ring/Ring/Bridging/VideoAdapter.mm

@@ -27,6 +27,7 @@
 #include <functional>
 #include <AVFoundation/AVFoundation.h>
 #include <mutex>
+#import "Utils.h"
 
 using namespace DRing;
 
@@ -36,11 +37,26 @@ struct Renderer
     std::condition_variable frameCv;
     bool isRendering;
     std::mutex renderMutex;
+    AVSinkTarget avtarget;
     SinkTarget target;
     SinkTarget::FrameBufferPtr daemonFramePtr_;
     int width;
     int height;
 
+    void bindAVSinkFunctions() {
+        avtarget.push = [this](std::unique_ptr<DRing::VideoFrame> frame) {
+            if(!VideoAdapter.delegate) {
+                return;
+            }
+            @autoreleasepool {
+                UIImage *image = [Utils
+                                  convertHardwareDecodedFrameToImage: std::move(frame->pointer())];
+                isRendering = true;
+                [VideoAdapter.delegate writeFrameWithImage: image];
+                isRendering = false;
+            }
+        };
+    }
     void bindSinkFunctions() {
         target.pull = [this](std::size_t bytes) {
             std::lock_guard<std::mutex> lk(renderMutex);
@@ -146,8 +162,13 @@ static id <VideoAdapterDelegate> _delegate;
     auto renderer = std::make_shared<Renderer>();
     renderer->width = static_cast<int>(w);
     renderer->height = static_cast<int>(h);
-    renderer->bindSinkFunctions();
-    DRing::registerSinkTarget(_sinkId, renderer->target);
+    if(self.getDecodingAccelerated) {
+        renderer->bindAVSinkFunctions();
+        DRing::registerAVSinkTarget(_sinkId, renderer->avtarget);
+    } else {
+        renderer->bindSinkFunctions();
+        DRing::registerSinkTarget(_sinkId, renderer->target);
+    }
     renderers.insert(std::make_pair(_sinkId, renderer));
 }
 
@@ -162,7 +183,17 @@ static id <VideoAdapterDelegate> _delegate;
     }
 }
 
-- (void)writeOutgoingFrameWithImage:(UIImage*)image {
+- (void)writeOutgoingHardwareDecodedFrameWithBuffer:(CVImageBufferRef)image {
+    auto frame = DRing::getNewFrame();
+    if(!frame) {
+        return;
+    }
+    auto avframe = frame->pointer();
+    [Utils configureHardwareDecodedFrame:(AVFrame*)avframe fromImageBuffer: image];
+    DRing::publishFrame();
+}
+
+- (void)writeOutgoingFrameWithImage:(UIImage *)image {
     unsigned capacity = 4 * image.size.width * image.size.height;
     uint8_t* buf = (uint8_t*)DRing::obtainFrame(capacity);
     if (buf){
@@ -196,6 +227,18 @@ static id <VideoAdapterDelegate> _delegate;
     DRing::setDecodingAccelerated(state);
 }
 
+- (BOOL)getDecodingAccelerated {
+    return DRing::getDecodingAccelerated();
+}
+
+- (void)setEncodingAccelerated:(BOOL)state {
+    DRing::setEncodingAccelerated(state);
+}
+
+- (BOOL)getEncodingAccelerated {
+    return DRing::getEncodingAccelerated();
+}
+
 - (void)switchInput:(NSString*)deviceName {
     DRing::switchInput(std::string([deviceName UTF8String]));
 }

Ring/Ring/Constants/Generated/Images.swift

@@ -57,6 +57,7 @@ internal enum Asset {
   internal static let ringLogo = ImageAsset(name: "ring_logo")
   internal static let scan = ImageAsset(name: "scan")
   internal static let sendButton = ImageAsset(name: "send_button")
+  internal static let settings = ImageAsset(name: "settings")
   internal static let settingsIcon = ImageAsset(name: "settings_icon")
   internal static let shareButton = ImageAsset(name: "share_button")
   internal static let stopCall = ImageAsset(name: "stop_call")

Ring/Ring/Constants/Generated/Strings.swift

@@ -291,6 +291,13 @@ internal enum L10n {
     internal static let readableStatusSuccess = L10n.tr("Localizable", "dataTransfer.readableStatusSuccess")
   }
 
+  internal enum GeneralSettings {
+    /// General settings
+    internal static let title = L10n.tr("Localizable", "generalSettings.title")
+    /// Enable video acceleration
+    internal static let videoAcceleration = L10n.tr("Localizable", "generalSettings.videoAcceleration")
+  }
+
   internal enum GeneratedMessage {
     /// Contact added
     internal static let contactAdded = L10n.tr("Localizable", "generatedMessage.contactAdded")

Ring/Ring/Contact/ContactViewModel.swift

@@ -41,7 +41,7 @@ class ContactViewModel: ViewModel, Stateable {
     private let accountService: AccountsService
     private let conversationService: ConversationsService
     private let nameService: NameService
-    lazy var tableSection : Observable<[SectionModel<String, ContactActions>]>  = {
+    lazy var tableSection: Observable<[SectionModel<String, ContactActions>]>  = {
         let jamiSettings =
             [SectionModel(model: "ProfileInfoCell",
                           items:

Ring/Ring/Features/Conversations/ConversationsCoordinator.swift

@@ -57,6 +57,8 @@ class ConversationsCoordinator: Coordinator, StateableResponsive, ConversationNa
                 self.createNewAccount()
             case .showDialpad(let inCall):
                 self.showDialpad(inCall: inCall)
+            case .showGeneralSettings:
+                self.showGeneralSettings()
             default:
                 break
             }
@@ -109,6 +111,11 @@ class ConversationsCoordinator: Coordinator, StateableResponsive, ConversationNa
         }
     }
 
+    func showGeneralSettings() {
+        let settingsViewController = GeneralSettingsViewController.instantiate(with: self.injectionBag)
+        self.present(viewController: settingsViewController, withStyle: .present, withAnimation: true, disposeBag: self.disposeBag)
+    }
+
     func puchConversation(participantId: String) {
         let conversationViewModel = ConversationViewModel(with: self.injectionBag)
         guard let account = accountService.currentAccount else {

Ring/Ring/Features/Conversations/SmartList/SmartlistViewController.swift

@@ -55,6 +55,10 @@ class SmartlistViewController: UIViewController, StoryboardBased, ViewModelBased
     @IBOutlet weak var settingsButton: UIButton!
     @IBOutlet weak var dialpadButton: UIButton!
     @IBOutlet weak var dialpadButtonShadow: UIView!
+    @IBOutlet weak var searchBarShadow: UIView!
+    @IBOutlet weak var qrScanButton: UIButton!
+    @IBOutlet weak var phoneBookButton: UIButton!
+    @IBOutlet weak var scanButtonLeadingConstraint: NSLayoutConstraint!
 
     // account selection
     var accounPicker = UIPickerView()
@@ -151,21 +155,22 @@ class SmartlistViewController: UIViewController, StoryboardBased, ViewModelBased
             }
         }).disposed(by: self.disposeBag)
 
-        let imageScanSearch = UIImage(asset: Asset.qrCodeScan) as UIImage?
-        let scanButton   = UIButton(type: UIButtonType.custom) as UIButton
-        scanButton.setImage(imageScanSearch, for: .normal)
-        let scanButtonItem = UIBarButtonItem(customView: scanButton)
-        scanButton.rx.tap.throttle(0.5, scheduler: MainScheduler.instance)
+        let imageSettings = UIImage(asset: Asset.settings) as UIImage?
+        let generalSettingsButton   = UIButton(type: UIButtonType.system) as UIButton
+        generalSettingsButton.setImage(imageSettings, for: .normal)
+        generalSettingsButton.contentMode = .scaleAspectFill
+        let settingsButtonItem = UIBarButtonItem(customView: generalSettingsButton)
+        generalSettingsButton.rx.tap.throttle(0.5, scheduler: MainScheduler.instance)
+            .subscribe(onNext: { [unowned self] in
+                self.viewModel.showGeneralSettings()
+            })
+            .disposed(by: self.disposeBag)
+        qrScanButton.rx.tap.throttle(0.5, scheduler: MainScheduler.instance)
             .subscribe(onNext: { [unowned self] in
                 self.openScan()
             })
             .disposed(by: self.disposeBag)
 
-        let imageOpenPhoneContacts = UIImage(asset: Asset.phoneBook) as UIImage?
-        let phoneBookButton   = UIButton(type: UIButtonType.custom) as UIButton
-        phoneBookButton.setImage(imageOpenPhoneContacts, for: .normal)
-        phoneBookButton.contentMode = .scaleAspectFill
-        let contactsButtonItem = UIBarButtonItem(customView: phoneBookButton)
         phoneBookButton.rx.tap.throttle(0.5, scheduler: MainScheduler.instance)
             .subscribe(onNext: { [unowned self] in
                 self.contactPicker.delegate = self
@@ -178,15 +183,23 @@ class SmartlistViewController: UIViewController, StoryboardBased, ViewModelBased
                 if let account = currentAccount {
                     let accountSip = account.type == AccountType.sip
                     self.navigationItem
-                        .rightBarButtonItem = accountSip ? contactsButtonItem : scanButtonItem
+                        .rightBarButtonItem =  accountSip ? nil : settingsButtonItem
                     self.dialpadButtonShadow.isHidden = !accountSip
+                    self.phoneBookButton.isHidden = !accountSip
+                    self.qrScanButton.isHidden = accountSip
                 }
             }).disposed(by: disposeBag)
 
-        self.navigationItem.rightBarButtonItem = scanButtonItem
-        if let account = self.viewModel.currentAccount,
-            account.type == AccountType.sip {
-            self.navigationItem.rightBarButtonItem = contactsButtonItem
+        self.navigationItem.rightBarButtonItem = settingsButtonItem
+        if let account = self.viewModel.currentAccount {
+            if account.type == AccountType.sip {
+                self.navigationItem.rightBarButtonItem = nil
+                self.qrScanButton.isHidden = true
+                self.phoneBookButton.isHidden = false
+            } else {
+                self.qrScanButton.isHidden = false
+                self.phoneBookButton.isHidden = true
+            }
         }
 
         //create accounts button
@@ -388,13 +401,13 @@ class SmartlistViewController: UIViewController, StoryboardBased, ViewModelBased
         self.searchBar.tintColor = UIColor.jamiMain
         self.searchBar.barTintColor =  UIColor.jamiNavigationBar
 
-        self.view.bringSubview(toFront: self.searchBar)
+        self.view.bringSubview(toFront: self.searchBarShadow)
 
-        self.searchBar.layer.shadowColor = UIColor.black.cgColor
-        self.searchBar.layer.shadowOffset = CGSize(width: 0.0, height: 2.5)
-        self.searchBar.layer.shadowOpacity = 0.2
-        self.searchBar.layer.shadowRadius = 3
-        self.searchBar.layer.masksToBounds = false
+        self.searchBarShadow.layer.shadowColor = UIColor.black.cgColor
+        self.searchBarShadow.layer.shadowOffset = CGSize(width: 0.0, height: 2.5)
+        self.searchBarShadow.layer.shadowOpacity = 0.2
+        self.searchBarShadow.layer.shadowRadius = 3
+        self.searchBarShadow.layer.masksToBounds = false
 
         //Bind the SearchBar to the ViewModel
         self.searchBar.rx.text.orEmpty
@@ -404,12 +417,14 @@ class SmartlistViewController: UIViewController, StoryboardBased, ViewModelBased
 
         //Show Cancel button
         self.searchBar.rx.textDidBeginEditing.subscribe(onNext: { [unowned self] in
-            self.searchBar.setShowsCancelButton(true, animated: true)
+            self.scanButtonLeadingConstraint.constant = -40
+            self.searchBar.setShowsCancelButton(true, animated: false)
         }).disposed(by: disposeBag)
 
         //Hide Cancel button
         self.searchBar.rx.textDidEndEditing.subscribe(onNext: { [unowned self] in
-            self.searchBar.setShowsCancelButton(false, animated: true)
+            self.scanButtonLeadingConstraint.constant = 10
+            self.searchBar.setShowsCancelButton(false, animated: false)
         }).disposed(by: disposeBag)
 
         //Cancel button event
@@ -566,23 +581,10 @@ extension SmartlistViewController: CNContactPickerDelegate {
     }
 
     func setNumberFromContact(contactNumber: String) {
-
-        //UPDATE YOUR NUMBER SELECTION LOGIC AND PERFORM ACTION WITH THE SELECTED NUMBER
-
         var contactNumber = contactNumber.replacingOccurrences(of: "-", with: "")
         contactNumber = contactNumber.replacingOccurrences(of: "(", with: "")
         contactNumber = contactNumber.replacingOccurrences(of: ")", with: "")
         self.viewModel.showSipConversation(withNumber: contactNumber)
-       // self.viewModel.searchBarText.value = contactNumber
-        //contactNumber = contactNumber.removeWhitespacesInBetween()
-//        guard contactNumber.count >= 10 else {
-//            dismiss(animated: true) {
-//              //  self.popUpMessageError(value: 10, message: "Selected contact does not have a valid number")
-//            }
-//            return
-//        }
-        //textFieldNumber.text = String(contactNumber.suffix(10))
-
     }
 
     func contactPickerDidCancel(_ picker: CNContactPickerViewController) {

Ring/Ring/Features/Conversations/SmartList/SmartlistViewModel.swift

@@ -401,4 +401,8 @@ class SmartlistViewModel: Stateable, ViewModel {
     func showDialpad() {
         self.stateSubject.onNext(ConversationState.showDialpad(inCall: false))
     }
+
+    func showGeneralSettings() {
+        self.stateSubject.onNext(ConversationState.showGeneralSettings())
+    }
 }

Ring/Ring/GeneralSettings/GeneralSettingsViewController.storyboard

+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="14460.31" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="0KF-lS-cXQ">
+    <device id="retina4_7" orientation="portrait">
+        <adaptation id="fullscreen"/>
+    </device>
+    <dependencies>
+        <deployment identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="14460.20"/>
+        <capability name="Safe area layout guides" minToolsVersion="9.0"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
+    </dependencies>
+    <scenes>
+        <!--General Settings View Controller-->
+        <scene sceneID="35j-2a-aAz">
+            <objects>
+                <viewController hidesBottomBarWhenPushed="YES" id="0KF-lS-cXQ" customClass="GeneralSettingsViewController" customModule="Ring" customModuleProvider="target" sceneMemberID="viewController">
+                    <view key="view" contentMode="scaleToFill" id="tdP-kF-vrw">
+                        <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <subviews>
+                            <view contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="OaU-bt-R2w">
+                                <rect key="frame" x="0.0" y="0.0" width="375" height="120"/>
+                                <subviews>
+                                    <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="General Settings" textAlignment="natural" lineBreakMode="tailTruncation" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="fm1-VN-ppT">
+                                        <rect key="frame" x="80.5" y="53.5" width="214" height="38.5"/>
+                                        <fontDescription key="fontDescription" type="system" weight="thin" pointSize="32"/>
+                                        <color key="textColor" red="0.1215686275" green="0.28627450980000002" blue="0.4431372549" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                                        <nil key="highlightedColor"/>
+                                    </label>
+                                    <button opaque="NO" contentMode="scaleToFill" contentHorizontalAlignment="center" contentVerticalAlignment="center" buttonType="roundedRect" lineBreakMode="middleTruncation" translatesAutoresizingMaskIntoConstraints="NO" id="NE7-nL-DvW">
+                                        <rect key="frame" x="14" y="60" width="25" height="25"/>
+                                        <constraints>
+                                            <constraint firstAttribute="height" constant="25" id="R0J-pI-wkz"/>
+                                            <constraint firstAttribute="width" constant="25" id="gl1-ki-xOB"/>
+                                        </constraints>
+                                        <color key="tintColor" red="0.1215686275" green="0.28627450980000002" blue="0.4431372549" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
+                                        <state key="normal" image="cross"/>
+                                    </button>
+                                </subviews>
+                                <constraints>
+                                    <constraint firstItem="fm1-VN-ppT" firstAttribute="centerX" secondItem="OaU-bt-R2w" secondAttribute="centerX" id="1kP-cu-cDP"/>
+                                    <constraint firstAttribute="bottom" secondItem="NE7-nL-DvW" secondAttribute="bottom" constant="35" id="Hsx-he-cDE"/>
+                                    <constraint firstAttribute="height" constant="120" id="JGl-fJ-5S9"/>
+                                    <constraint firstItem="fm1-VN-ppT" firstAttribute="centerY" secondItem="NE7-nL-DvW" secondAttribute="centerY" id="TAY-0E-oeR"/>
+                                    <constraint firstItem="NE7-nL-DvW" firstAttribute="leading" secondItem="OaU-bt-R2w" secondAttribute="leading" constant="14" id="Ytg-WO-MP4"/>
+                                </constraints>
+                            </view>
+                            <tableView clipsSubviews="YES" contentMode="scaleToFill" alwaysBounceVertical="YES" dataMode="prototypes" style="plain" separatorStyle="default" rowHeight="-1" estimatedRowHeight="-1" sectionHeaderHeight="28" sectionFooterHeight="28" translatesAutoresizingMaskIntoConstraints="NO" id="XAa-ES-xki">
+                                <rect key="frame" x="0.0" y="120" width="375" height="547"/>
+                                <color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
+                            </tableView>
+                        </subviews>
+                        <color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
+                        <constraints>
+                            <constraint firstItem="OaU-bt-R2w" firstAttribute="top" secondItem="tdP-kF-vrw" secondAttribute="top" id="99o-PS-Hfy"/>
+                            <constraint firstItem="OaU-bt-R2w" firstAttribute="leading" secondItem="tdP-kF-vrw" secondAttribute="leading" id="9Aq-IP-zrF"/>
+                            <constraint firstItem="XAa-ES-xki" firstAttribute="trailing" secondItem="f8H-BQ-kNd" secondAttribute="trailing" id="Ekj-a6-3GP"/>
+                            <constraint firstItem="XAa-ES-xki" firstAttribute="bottom" secondItem="f8H-BQ-kNd" secondAttribute="bottom" id="JGK-tS-24D"/>
+                            <constraint firstItem="XAa-ES-xki" firstAttribute="leading" secondItem="f8H-BQ-kNd" secondAttribute="leading" id="Kob-5x-TQ2"/>
+                            <constraint firstAttribute="trailing" secondItem="OaU-bt-R2w" secondAttribute="trailing" id="Nht-yV-tfZ"/>
+                            <constraint firstItem="XAa-ES-xki" firstAttribute="top" secondItem="OaU-bt-R2w" secondAttribute="bottom" id="dHt-YB-mRk"/>
+                        </constraints>
+                        <viewLayoutGuide key="safeArea" id="f8H-BQ-kNd"/>
+                    </view>
+                    <extendedEdge key="edgesForExtendedLayout"/>
+                    <connections>
+                        <outlet property="doneButton" destination="NE7-nL-DvW" id="a2F-oe-Fon"/>
+                        <outlet property="settingsTable" destination="XAa-ES-xki" id="Af8-lt-Nsn"/>
+                        <outlet property="tilteLabel" destination="fm1-VN-ppT" id="ycX-1U-ihE"/>
+                    </connections>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="1qI-Sw-ka9" userLabel="First Responder" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="-108" y="137.18140929535232"/>
+        </scene>
+    </scenes>
+    <resources>
+        <image name="cross" width="40" height="40"/>
+    </resources>
+</document>

Ring/Ring/GeneralSettings/GeneralSettingsViewController.swift

+/*
+ *  Copyright (C) 2019 Savoir-faire Linux Inc.
+ *
+ *  Author: Kateryna Kostiuk <kateryna.kostiuk@savoirfairelinux.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA.
+ */
+
+import Reusable
+import UIKit
+import RxSwift
+import RxCocoa
+import RxDataSources
+
+class GeneralSettingsViewController: UIViewController, StoryboardBased, ViewModelBased {
+    var viewModel: GeneralSettingsViewModel!
+    let disposeBag = DisposeBag()
+
+    @IBOutlet weak var doneButton: UIButton!
+    @IBOutlet weak var tilteLabel: UILabel!
+
+    @IBOutlet weak var settingsTable: UITableView!
+
+    override func viewDidLoad() {
+        super.viewDidLoad()
+        self.applyL10n()
+        self.setUpTable()
+        doneButton.rx.tap
+            .subscribe(onNext: { [unowned self] in
+                self.dismiss(animated: true, completion: nil)
+            })
+            .disposed(by: self.disposeBag)
+    }
+
+    func setUpTable() {
+        self.settingsTable.estimatedRowHeight = 35
+        self.settingsTable.rowHeight = UITableViewAutomaticDimension
+        self.settingsTable.tableFooterView = UIView()
+        self.setUpDataSource()
+    }
+
+    func applyL10n() {
+        tilteLabel.text = L10n.GeneralSettings.title
+    }
+
+    private func setUpDataSource() {
+        let configureCell: (TableViewSectionedDataSource, UITableView, IndexPath, GeneralSettingsSection.Item)
+            -> UITableViewCell = {
+                ( dataSource: TableViewSectionedDataSource<GeneralSettingsSection>,
+                tableView: UITableView,
+                indexPath: IndexPath,
+                item: GeneralSettingsSection.Item) in
+                switch dataSource[indexPath] {
+
+                case .hardwareAcceleration:
+                    let cell = DisposableCell()
+                    //L10n.CreateProfile.title
+                    //"generalSettings.title" = "General settings";
+                    //"generalSettings.videoAcceleration" = "Enable video acceleration";
+                    cell.textLabel?.text = L10n.GeneralSettings.videoAcceleration
+                    let switchView = UISwitch()
+                    cell.selectionStyle = .none
+                    switchView.frame = CGRect(x: self.view.frame.size.width - 63,
+                                              y: cell.frame.size.height * 0.5 - 15,
+                                              width: 49, height: 30)
+                    cell.contentView
+                        .addSubview(switchView)
+                    switchView.setOn(self.viewModel.hardwareAccelerationEnabled.value,
+                                     animated: false)
+                    self.viewModel.hardwareAccelerationEnabled
+                        .asObservable()
+                        .observeOn(MainScheduler.instance)
+                        .bind(to: switchView.rx.value)
+                        .disposed(by: cell.disposeBag)
+                    switchView.rx.value
+                        .observeOn(MainScheduler.instance)
+                        .subscribe(onNext: { [weak self] (enable) in
+                            self?.viewModel.togleHardwareAcceleration(enable: enable)
+                        }).disposed(by: cell.disposeBag)
+                    return cell
+
+                case .sectionHeader(let title):
+                    let cell = UITableViewCell()
+                    cell.textLabel?.text = title
+                    cell.backgroundColor = UIColor.jamiNavigationBar
+                    cell.selectionStyle = .none
+                    cell.heightAnchor.constraint(equalToConstant: 35).isActive = true
+                    return cell
+                }
+        }
+        let settingsItemDataSource = RxTableViewSectionedReloadDataSource<GeneralSettingsSection>(configureCell: configureCell)
+        self.viewModel.generalSettings
+            .bind(to: settingsTable.rx.items(dataSource: settingsItemDataSource))
+            .disposed(by: disposeBag)
+    }