├── .gitignore ├── AppRTCDemo.xcodeproj ├── project.pbxproj └── project.xcworkspace │ ├── contents.xcworkspacedata │ └── xcshareddata │ └── AppRTCDemo.xccheckout ├── AppRTCDemo ├── APPRTCAppDelegate.h ├── APPRTCAppDelegate.m ├── APPRTCViewController.h ├── APPRTCViewController.m ├── ARDAppClient.h ├── ARDAppClient.m ├── ARDMessageResponse.h ├── ARDMessageResponse.m ├── ARDRegisterResponse.h ├── ARDRegisterResponse.m ├── ARDSignalingMessage.h ├── ARDSignalingMessage.m ├── ARDUtilities.h ├── ARDUtilities.m ├── ARDWebSocketChannel.h ├── ARDWebSocketChannel.m ├── AppRTCDemo-Prefix.pch ├── Default.png ├── Info.plist ├── RTCICECandidate+JSON.h ├── RTCICECandidate+JSON.m ├── RTCICEServer+JSON.h ├── RTCICEServer+JSON.m ├── RTCMediaConstraints+JSON.h ├── RTCMediaConstraints+JSON.m ├── RTCSessionDescription+JSON.h ├── RTCSessionDescription+JSON.m ├── ResourceRules.plist ├── en.lproj │ └── APPRTCViewController.xib ├── main.m └── third_party │ └── SocketRocket │ ├── LICENSE │ ├── SRWebSocket.h │ └── SRWebSocket.m ├── AppRTCDemoTests ├── AppRTCDemoTests.m └── Info.plist ├── LICENSE ├── README.md ├── include ├── RTCAudioSource.h ├── RTCAudioTrack.h ├── RTCDataChannel.h ├── RTCEAGLVideoView.h ├── RTCI420Frame.h ├── RTCICECandidate.h ├── RTCICEServer.h ├── RTCMediaConstraints.h ├── RTCMediaSource.h ├── RTCMediaStream.h ├── RTCMediaStreamTrack.h ├── RTCNSGLVideoView.h ├── RTCOpenGLVideoRenderer.h ├── RTCPair.h ├── RTCPeerConnection.h ├── RTCPeerConnectionDelegate.h ├── RTCPeerConnectionFactory.h ├── RTCSessionDescription.h ├── RTCSessionDescriptionDelegate.h ├── RTCStatsDelegate.h ├── RTCStatsReport.h ├── RTCTypes.h ├── RTCVideoCapturer.h ├── RTCVideoRenderer.h ├── RTCVideoSource.h └── RTCVideoTrack.h ├── libWebRTC.a └── libWebRTC.a.tar.bz2 /.gitignore: -------------------------------------------------------------------------------- 1 | xcuserdata 2 | -------------------------------------------------------------------------------- /AppRTCDemo.xcodeproj/project.xcworkspace/contents.xcworkspacedata: -------------------------------------------------------------------------------- 1 | 2 | 4 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /AppRTCDemo.xcodeproj/project.xcworkspace/xcshareddata/AppRTCDemo.xccheckout: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | IDESourceControlProjectFavoriteDictionaryKey 6 | 7 | IDESourceControlProjectIdentifier 8 | 83390ACB-3909-4B4D-822E-7B36A474BA73 9 | IDESourceControlProjectName 10 | AppRTCDemo 11 | IDESourceControlProjectOriginsDictionary 12 | 13 | BFB1AFB9723584E74255CED175009BEC403E4BF3 14 | github.com:hiroeorz/AppRTCDemo.git 15 | 16 | IDESourceControlProjectPath 17 | AppRTCDemo.xcodeproj 18 | IDESourceControlProjectRelativeInstallPathDictionary 19 | 20 | BFB1AFB9723584E74255CED175009BEC403E4BF3 21 | ../.. 22 | 23 | IDESourceControlProjectURL 24 | github.com:hiroeorz/AppRTCDemo.git 25 | IDESourceControlProjectVersion 26 | 111 27 | IDESourceControlProjectWCCIdentifier 28 | BFB1AFB9723584E74255CED175009BEC403E4BF3 29 | IDESourceControlProjectWCConfigurations 30 | 31 | 32 | IDESourceControlRepositoryExtensionIdentifierKey 33 | public.vcs.git 34 | IDESourceControlWCCIdentifierKey 35 | BFB1AFB9723584E74255CED175009BEC403E4BF3 36 | IDESourceControlWCCName 37 | AppRTCDemo 38 | 39 | 40 | 41 | 42 | -------------------------------------------------------------------------------- /AppRTCDemo/APPRTCAppDelegate.h: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2013, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import 29 | 30 | // The main application class of the AppRTCDemo iOS app demonstrating 31 | // interoperability between the Objective C implementation of PeerConnection 32 | // and the apprtc.appspot.com demo webapp. 33 | @interface APPRTCAppDelegate : NSObject 34 | @end 35 | -------------------------------------------------------------------------------- /AppRTCDemo/APPRTCAppDelegate.m: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2013, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import "APPRTCAppDelegate.h" 29 | 30 | #import "APPRTCViewController.h" 31 | #import "RTCPeerConnectionFactory.h" 32 | 33 | @implementation APPRTCAppDelegate { 34 | UIWindow* _window; 35 | } 36 | 37 | #pragma mark - UIApplicationDelegate methods 38 | 39 | - (BOOL)application:(UIApplication*)application 40 | didFinishLaunchingWithOptions:(NSDictionary*)launchOptions { 41 | [RTCPeerConnectionFactory initializeSSL]; 42 | _window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]]; 43 | APPRTCViewController* viewController = 44 | [[APPRTCViewController alloc] initWithNibName:@"APPRTCViewController" 45 | bundle:nil]; 46 | _window.rootViewController = viewController; 47 | [_window makeKeyAndVisible]; 48 | return YES; 49 | } 50 | 51 | - (void)applicationWillResignActive:(UIApplication*)application { 52 | [[self appRTCViewController] applicationWillResignActive:application]; 53 | } 54 | 55 | - (void)applicationWillTerminate:(UIApplication*)application { 56 | [RTCPeerConnectionFactory deinitializeSSL]; 57 | } 58 | 59 | #pragma mark - Private 60 | 61 | - (APPRTCViewController*)appRTCViewController { 62 | return (APPRTCViewController*)_window.rootViewController; 63 | } 64 | 65 | @end 66 | -------------------------------------------------------------------------------- /AppRTCDemo/APPRTCViewController.h: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2013, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import 29 | 30 | // The view controller that is displayed when AppRTCDemo is loaded. 31 | @interface APPRTCViewController : UIViewController 32 | 33 | @property(weak, nonatomic) IBOutlet UITextField* roomInput; 34 | @property(weak, nonatomic) IBOutlet UITextView* instructionsView; 35 | @property(weak, nonatomic) IBOutlet UITextView* logView; 36 | @property(weak, nonatomic) IBOutlet UIView* blackView; 37 | 38 | - (void)applicationWillResignActive:(UIApplication*)application; 39 | 40 | @end 41 | -------------------------------------------------------------------------------- /AppRTCDemo/APPRTCViewController.m: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2013, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #if !defined(__has_feature) || !__has_feature(objc_arc) 29 | #error "This file requires ARC support." 30 | #endif 31 | 32 | #import "APPRTCViewController.h" 33 | 34 | #import 35 | #import "ARDAppClient.h" 36 | #import "RTCEAGLVideoView.h" 37 | #import "RTCVideoTrack.h" 38 | 39 | // Padding space for local video view with its parent. 40 | static CGFloat const kLocalViewPadding = 20; 41 | 42 | @interface APPRTCViewController () 44 | @property(nonatomic, assign) UIInterfaceOrientation statusBarOrientation; 45 | @property(nonatomic, strong) RTCEAGLVideoView* localVideoView; 46 | @property(nonatomic, strong) RTCEAGLVideoView* remoteVideoView; 47 | @end 48 | 49 | @implementation APPRTCViewController { 50 | ARDAppClient *_client; 51 | RTCVideoTrack* _localVideoTrack; 52 | RTCVideoTrack* _remoteVideoTrack; 53 | CGSize _localVideoSize; 54 | CGSize _remoteVideoSize; 55 | } 56 | 57 | - (void)viewDidLoad { 58 | [super viewDidLoad]; 59 | 60 | self.remoteVideoView = 61 | [[RTCEAGLVideoView alloc] initWithFrame:self.blackView.bounds]; 62 | self.remoteVideoView.delegate = self; 63 | self.remoteVideoView.transform = CGAffineTransformMakeScale(-1, 1); 64 | [self.blackView addSubview:self.remoteVideoView]; 65 | 66 | self.localVideoView = 67 | [[RTCEAGLVideoView alloc] initWithFrame:self.blackView.bounds]; 68 | self.localVideoView.delegate = self; 69 | [self.blackView addSubview:self.localVideoView]; 70 | 71 | self.statusBarOrientation = 72 | [UIApplication sharedApplication].statusBarOrientation; 73 | self.roomInput.delegate = self; 74 | [self.roomInput becomeFirstResponder]; 75 | } 76 | 77 | - (void)viewDidLayoutSubviews { 78 | if (self.statusBarOrientation != 79 | [UIApplication sharedApplication].statusBarOrientation) { 80 | self.statusBarOrientation = 81 | [UIApplication sharedApplication].statusBarOrientation; 82 | [[NSNotificationCenter defaultCenter] 83 | postNotificationName:@"StatusBarOrientationDidChange" 84 | object:nil]; 85 | } 86 | } 87 | 88 | - (void)applicationWillResignActive:(UIApplication*)application { 89 | [self disconnect]; 90 | } 91 | 92 | #pragma mark - ARDAppClientDelegate 93 | 94 | - (void)appClient:(ARDAppClient *)client 95 | didChangeState:(ARDAppClientState)state { 96 | switch (state) { 97 | case kARDAppClientStateConnected: 98 | NSLog(@"Client connected."); 99 | break; 100 | case kARDAppClientStateConnecting: 101 | NSLog(@"Client connecting."); 102 | break; 103 | case kARDAppClientStateDisconnected: 104 | NSLog(@"Client disconnected."); 105 | [self resetUI]; 106 | break; 107 | } 108 | } 109 | 110 | - (void)appClient:(ARDAppClient *)client 111 | didReceiveLocalVideoTrack:(RTCVideoTrack *)localVideoTrack { 112 | _localVideoTrack = localVideoTrack; 113 | [_localVideoTrack addRenderer:self.localVideoView]; 114 | self.localVideoView.hidden = NO; 115 | } 116 | 117 | - (void)appClient:(ARDAppClient *)client 118 | didReceiveRemoteVideoTrack:(RTCVideoTrack *)remoteVideoTrack { 119 | _remoteVideoTrack = remoteVideoTrack; 120 | [_remoteVideoTrack addRenderer:self.remoteVideoView]; 121 | } 122 | 123 | - (void)appClient:(ARDAppClient *)client 124 | didError:(NSError *)error { 125 | [self showAlertWithMessage:[NSString stringWithFormat:@"%@", error]]; 126 | [self disconnect]; 127 | } 128 | 129 | #pragma mark - RTCEAGLVideoViewDelegate 130 | 131 | - (void)videoView:(RTCEAGLVideoView*)videoView 132 | didChangeVideoSize:(CGSize)size { 133 | if (videoView == self.localVideoView) { 134 | _localVideoSize = size; 135 | } else if (videoView == self.remoteVideoView) { 136 | _remoteVideoSize = size; 137 | } else { 138 | NSParameterAssert(NO); 139 | } 140 | [self updateVideoViewLayout]; 141 | } 142 | 143 | #pragma mark - UITextFieldDelegate 144 | 145 | - (void)textFieldDidEndEditing:(UITextField*)textField { 146 | NSString* room = textField.text; 147 | if ([room length] == 0) { 148 | return; 149 | } 150 | textField.hidden = YES; 151 | self.instructionsView.hidden = YES; 152 | self.logView.hidden = NO; 153 | [_client disconnect]; 154 | // TODO(tkchin): support reusing the same client object. 155 | _client = [[ARDAppClient alloc] initWithDelegate:self]; 156 | [_client connectToRoomWithId:room options:nil]; 157 | [self setupCaptureSession]; 158 | } 159 | 160 | - (BOOL)textFieldShouldReturn:(UITextField*)textField { 161 | // There is no other control that can take focus, so manually resign focus 162 | // when return (Join) is pressed to trigger |textFieldDidEndEditing|. 163 | [textField resignFirstResponder]; 164 | return YES; 165 | } 166 | 167 | #pragma mark - Private 168 | 169 | - (void)disconnect { 170 | [self resetUI]; 171 | [_client disconnect]; 172 | } 173 | 174 | - (void)showAlertWithMessage:(NSString*)message { 175 | UIAlertView* alertView = [[UIAlertView alloc] initWithTitle:nil 176 | message:message 177 | delegate:nil 178 | cancelButtonTitle:@"OK" 179 | otherButtonTitles:nil]; 180 | [alertView show]; 181 | } 182 | 183 | - (void)resetUI { 184 | [self.roomInput resignFirstResponder]; 185 | self.roomInput.text = nil; 186 | self.roomInput.hidden = NO; 187 | self.instructionsView.hidden = NO; 188 | self.logView.hidden = YES; 189 | self.logView.text = nil; 190 | if (_localVideoTrack) { 191 | [_localVideoTrack removeRenderer:self.localVideoView]; 192 | _localVideoTrack = nil; 193 | [self.localVideoView renderFrame:nil]; 194 | } 195 | if (_remoteVideoTrack) { 196 | [_remoteVideoTrack removeRenderer:self.remoteVideoView]; 197 | _remoteVideoTrack = nil; 198 | [self.remoteVideoView renderFrame:nil]; 199 | } 200 | self.blackView.hidden = YES; 201 | } 202 | 203 | - (void)setupCaptureSession { 204 | self.blackView.hidden = NO; 205 | [self updateVideoViewLayout]; 206 | } 207 | 208 | - (void)updateVideoViewLayout { 209 | // TODO(tkchin): handle rotation. 210 | CGSize defaultAspectRatio = CGSizeMake(4, 3); 211 | CGSize localAspectRatio = CGSizeEqualToSize(_localVideoSize, CGSizeZero) ? 212 | defaultAspectRatio : _localVideoSize; 213 | CGSize remoteAspectRatio = CGSizeEqualToSize(_remoteVideoSize, CGSizeZero) ? 214 | defaultAspectRatio : _remoteVideoSize; 215 | 216 | CGRect remoteVideoFrame = 217 | AVMakeRectWithAspectRatioInsideRect(remoteAspectRatio, 218 | self.blackView.bounds); 219 | self.remoteVideoView.frame = remoteVideoFrame; 220 | 221 | CGRect localVideoFrame = 222 | AVMakeRectWithAspectRatioInsideRect(localAspectRatio, 223 | self.blackView.bounds); 224 | localVideoFrame.size.width = localVideoFrame.size.width / 3; 225 | localVideoFrame.size.height = localVideoFrame.size.height / 3; 226 | localVideoFrame.origin.x = CGRectGetMaxX(self.blackView.bounds) 227 | - localVideoFrame.size.width - kLocalViewPadding; 228 | localVideoFrame.origin.y = CGRectGetMaxY(self.blackView.bounds) 229 | - localVideoFrame.size.height - kLocalViewPadding; 230 | self.localVideoView.frame = localVideoFrame; 231 | } 232 | 233 | @end 234 | -------------------------------------------------------------------------------- /AppRTCDemo/ARDAppClient.h: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2014, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import 29 | 30 | #import "RTCVideoTrack.h" 31 | 32 | typedef NS_ENUM(NSInteger, ARDAppClientState) { 33 | // Disconnected from servers. 34 | kARDAppClientStateDisconnected, 35 | // Connecting to servers. 36 | kARDAppClientStateConnecting, 37 | // Connected to servers. 38 | kARDAppClientStateConnected, 39 | }; 40 | 41 | @class ARDAppClient; 42 | @protocol ARDAppClientDelegate 43 | 44 | - (void)appClient:(ARDAppClient *)client 45 | didChangeState:(ARDAppClientState)state; 46 | 47 | - (void)appClient:(ARDAppClient *)client 48 | didReceiveLocalVideoTrack:(RTCVideoTrack *)localVideoTrack; 49 | 50 | - (void)appClient:(ARDAppClient *)client 51 | didReceiveRemoteVideoTrack:(RTCVideoTrack *)remoteVideoTrack; 52 | 53 | - (void)appClient:(ARDAppClient *)client 54 | didError:(NSError *)error; 55 | 56 | @end 57 | 58 | // Handles connections to the AppRTC server for a given room. 59 | @interface ARDAppClient : NSObject 60 | 61 | @property(nonatomic, readonly) ARDAppClientState state; 62 | @property(nonatomic, weak) id delegate; 63 | 64 | - (instancetype)initWithDelegate:(id)delegate; 65 | 66 | // Establishes a connection with the AppRTC servers for the given room id. 67 | // TODO(tkchin): provide available keys/values for options. This will be used 68 | // for call configurations such as overriding server choice, specifying codecs 69 | // and so on. 70 | - (void)connectToRoomWithId:(NSString *)roomId 71 | options:(NSDictionary *)options; 72 | 73 | // Disconnects from the AppRTC servers and any connected clients. 74 | - (void)disconnect; 75 | 76 | @end 77 | -------------------------------------------------------------------------------- /AppRTCDemo/ARDAppClient.m: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2014, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import "ARDAppClient.h" 29 | 30 | #import 31 | 32 | #import "ARDMessageResponse.h" 33 | #import "ARDRegisterResponse.h" 34 | #import "ARDSignalingMessage.h" 35 | #import "ARDUtilities.h" 36 | #import "ARDWebSocketChannel.h" 37 | #import "RTCICECandidate+JSON.h" 38 | #import "RTCICEServer+JSON.h" 39 | #import "RTCMediaConstraints.h" 40 | #import "RTCMediaStream.h" 41 | #import "RTCPair.h" 42 | #import "RTCPeerConnection.h" 43 | #import "RTCPeerConnectionDelegate.h" 44 | #import "RTCPeerConnectionFactory.h" 45 | #import "RTCSessionDescription+JSON.h" 46 | #import "RTCSessionDescriptionDelegate.h" 47 | #import "RTCVideoCapturer.h" 48 | #import "RTCVideoTrack.h" 49 | 50 | // TODO(tkchin): move these to a configuration object. 51 | static NSString *kARDRoomServerHostUrl = 52 | @"https://apprtc.appspot.com"; 53 | static NSString *kARDRoomServerRegisterFormat = 54 | @"https://apprtc.appspot.com/register/%@"; 55 | static NSString *kARDRoomServerMessageFormat = 56 | @"https://apprtc.appspot.com/message/%@/%@"; 57 | static NSString *kARDRoomServerByeFormat = 58 | @"https://apprtc.appspot.com/bye/%@/%@"; 59 | 60 | static NSString *kARDDefaultSTUNServerUrl = 61 | @"stun:stun.l.google.com:19302"; 62 | // TODO(tkchin): figure out a better username for CEOD statistics. 63 | static NSString *kARDTurnRequestUrl = 64 | @"https://computeengineondemand.appspot.com" 65 | @"/turn?username=iapprtc&key=4080218913"; 66 | 67 | static NSString *kARDAppClientErrorDomain = @"ARDAppClient"; 68 | static NSInteger kARDAppClientErrorUnknown = -1; 69 | static NSInteger kARDAppClientErrorRoomFull = -2; 70 | static NSInteger kARDAppClientErrorCreateSDP = -3; 71 | static NSInteger kARDAppClientErrorSetSDP = -4; 72 | static NSInteger kARDAppClientErrorNetwork = -5; 73 | static NSInteger kARDAppClientErrorInvalidClient = -6; 74 | static NSInteger kARDAppClientErrorInvalidRoom = -7; 75 | 76 | @interface ARDAppClient () 78 | @property(nonatomic, strong) ARDWebSocketChannel *channel; 79 | @property(nonatomic, strong) RTCPeerConnection *peerConnection; 80 | @property(nonatomic, strong) RTCPeerConnectionFactory *factory; 81 | @property(nonatomic, strong) NSMutableArray *messageQueue; 82 | 83 | @property(nonatomic, assign) BOOL isTurnComplete; 84 | @property(nonatomic, assign) BOOL hasReceivedSdp; 85 | @property(nonatomic, readonly) BOOL isRegisteredWithRoomServer; 86 | 87 | @property(nonatomic, strong) NSString *roomId; 88 | @property(nonatomic, strong) NSString *clientId; 89 | @property(nonatomic, assign) BOOL isInitiator; 90 | @property(nonatomic, strong) NSMutableArray *iceServers; 91 | @property(nonatomic, strong) NSURL *webSocketURL; 92 | @property(nonatomic, strong) NSURL *webSocketRestURL; 93 | @end 94 | 95 | @implementation ARDAppClient 96 | 97 | @synthesize delegate = _delegate; 98 | @synthesize state = _state; 99 | @synthesize channel = _channel; 100 | @synthesize peerConnection = _peerConnection; 101 | @synthesize factory = _factory; 102 | @synthesize messageQueue = _messageQueue; 103 | @synthesize isTurnComplete = _isTurnComplete; 104 | @synthesize hasReceivedSdp = _hasReceivedSdp; 105 | @synthesize roomId = _roomId; 106 | @synthesize clientId = _clientId; 107 | @synthesize isInitiator = _isInitiator; 108 | @synthesize iceServers = _iceServers; 109 | @synthesize webSocketURL = _websocketURL; 110 | @synthesize webSocketRestURL = _websocketRestURL; 111 | 112 | - (instancetype)initWithDelegate:(id)delegate { 113 | if (self = [super init]) { 114 | _delegate = delegate; 115 | _factory = [[RTCPeerConnectionFactory alloc] init]; 116 | _messageQueue = [NSMutableArray array]; 117 | _iceServers = [NSMutableArray arrayWithObject:[self defaultSTUNServer]]; 118 | } 119 | return self; 120 | } 121 | 122 | - (void)dealloc { 123 | [self disconnect]; 124 | } 125 | 126 | - (void)setState:(ARDAppClientState)state { 127 | if (_state == state) { 128 | return; 129 | } 130 | _state = state; 131 | [_delegate appClient:self didChangeState:_state]; 132 | } 133 | 134 | - (void)connectToRoomWithId:(NSString *)roomId 135 | options:(NSDictionary *)options { 136 | NSParameterAssert(roomId.length); 137 | NSParameterAssert(_state == kARDAppClientStateDisconnected); 138 | self.state = kARDAppClientStateConnecting; 139 | 140 | // Request TURN. 141 | __weak ARDAppClient *weakSelf = self; 142 | NSURL *turnRequestURL = [NSURL URLWithString:kARDTurnRequestUrl]; 143 | [self requestTURNServersWithURL:turnRequestURL 144 | completionHandler:^(NSArray *turnServers) { 145 | ARDAppClient *strongSelf = weakSelf; 146 | [strongSelf.iceServers addObjectsFromArray:turnServers]; 147 | strongSelf.isTurnComplete = YES; 148 | [strongSelf startSignalingIfReady]; 149 | }]; 150 | 151 | // Register with room server. 152 | [self registerWithRoomServerForRoomId:roomId 153 | completionHandler:^(ARDRegisterResponse *response) { 154 | ARDAppClient *strongSelf = weakSelf; 155 | if (!response || response.result != kARDRegisterResultTypeSuccess) { 156 | NSLog(@"Failed to register with room server. Result:%d", 157 | (int)response.result); 158 | [strongSelf disconnect]; 159 | NSDictionary *userInfo = @{ 160 | NSLocalizedDescriptionKey: @"Room is full.", 161 | }; 162 | NSError *error = 163 | [[NSError alloc] initWithDomain:kARDAppClientErrorDomain 164 | code:kARDAppClientErrorRoomFull 165 | userInfo:userInfo]; 166 | [strongSelf.delegate appClient:strongSelf didError:error]; 167 | return; 168 | } 169 | NSLog(@"Registered with room server."); 170 | strongSelf.roomId = response.roomId; 171 | strongSelf.clientId = response.clientId; 172 | strongSelf.isInitiator = response.isInitiator; 173 | for (ARDSignalingMessage *message in response.messages) { 174 | if (message.type == kARDSignalingMessageTypeOffer || 175 | message.type == kARDSignalingMessageTypeAnswer) { 176 | strongSelf.hasReceivedSdp = YES; 177 | [strongSelf.messageQueue insertObject:message atIndex:0]; 178 | } else { 179 | [strongSelf.messageQueue addObject:message]; 180 | } 181 | } 182 | strongSelf.webSocketURL = response.webSocketURL; 183 | strongSelf.webSocketRestURL = response.webSocketRestURL; 184 | [strongSelf registerWithColliderIfReady]; 185 | [strongSelf startSignalingIfReady]; 186 | }]; 187 | } 188 | 189 | - (void)disconnect { 190 | if (_state == kARDAppClientStateDisconnected) { 191 | return; 192 | } 193 | if (self.isRegisteredWithRoomServer) { 194 | [self unregisterWithRoomServer]; 195 | } 196 | if (_channel) { 197 | if (_channel.state == kARDWebSocketChannelStateRegistered) { 198 | // Tell the other client we're hanging up. 199 | ARDByeMessage *byeMessage = [[ARDByeMessage alloc] init]; 200 | NSData *byeData = [byeMessage JSONData]; 201 | [_channel sendData:byeData]; 202 | } 203 | // Disconnect from collider. 204 | _channel = nil; 205 | } 206 | _clientId = nil; 207 | _roomId = nil; 208 | _isInitiator = NO; 209 | _hasReceivedSdp = NO; 210 | _messageQueue = [NSMutableArray array]; 211 | _peerConnection = nil; 212 | self.state = kARDAppClientStateDisconnected; 213 | } 214 | 215 | #pragma mark - ARDWebSocketChannelDelegate 216 | 217 | - (void)channel:(ARDWebSocketChannel *)channel 218 | didReceiveMessage:(ARDSignalingMessage *)message { 219 | switch (message.type) { 220 | case kARDSignalingMessageTypeOffer: 221 | case kARDSignalingMessageTypeAnswer: 222 | _hasReceivedSdp = YES; 223 | [_messageQueue insertObject:message atIndex:0]; 224 | break; 225 | case kARDSignalingMessageTypeCandidate: 226 | [_messageQueue addObject:message]; 227 | break; 228 | case kARDSignalingMessageTypeBye: 229 | [self processSignalingMessage:message]; 230 | return; 231 | } 232 | [self drainMessageQueueIfReady]; 233 | } 234 | 235 | - (void)channel:(ARDWebSocketChannel *)channel 236 | didChangeState:(ARDWebSocketChannelState)state { 237 | switch (state) { 238 | case kARDWebSocketChannelStateOpen: 239 | break; 240 | case kARDWebSocketChannelStateRegistered: 241 | break; 242 | case kARDWebSocketChannelStateClosed: 243 | case kARDWebSocketChannelStateError: 244 | // TODO(tkchin): reconnection scenarios. Right now we just disconnect 245 | // completely if the websocket connection fails. 246 | [self disconnect]; 247 | break; 248 | } 249 | } 250 | 251 | #pragma mark - RTCPeerConnectionDelegate 252 | 253 | - (void)peerConnection:(RTCPeerConnection *)peerConnection 254 | signalingStateChanged:(RTCSignalingState)stateChanged { 255 | NSLog(@"Signaling state changed: %d", stateChanged); 256 | } 257 | 258 | - (void)peerConnection:(RTCPeerConnection *)peerConnection 259 | addedStream:(RTCMediaStream *)stream { 260 | dispatch_async(dispatch_get_main_queue(), ^{ 261 | NSLog(@"Received %lu video tracks and %lu audio tracks", 262 | (unsigned long)stream.videoTracks.count, 263 | (unsigned long)stream.audioTracks.count); 264 | if (stream.videoTracks.count) { 265 | RTCVideoTrack *videoTrack = stream.videoTracks[0]; 266 | [_delegate appClient:self didReceiveRemoteVideoTrack:videoTrack]; 267 | } 268 | }); 269 | } 270 | 271 | - (void)peerConnection:(RTCPeerConnection *)peerConnection 272 | removedStream:(RTCMediaStream *)stream { 273 | NSLog(@"Stream was removed."); 274 | } 275 | 276 | - (void)peerConnectionOnRenegotiationNeeded: 277 | (RTCPeerConnection *)peerConnection { 278 | NSLog(@"WARNING: Renegotiation needed but unimplemented."); 279 | } 280 | 281 | - (void)peerConnection:(RTCPeerConnection *)peerConnection 282 | iceConnectionChanged:(RTCICEConnectionState)newState { 283 | NSLog(@"ICE state changed: %d", newState); 284 | } 285 | 286 | - (void)peerConnection:(RTCPeerConnection *)peerConnection 287 | iceGatheringChanged:(RTCICEGatheringState)newState { 288 | NSLog(@"ICE gathering state changed: %d", newState); 289 | } 290 | 291 | - (void)peerConnection:(RTCPeerConnection *)peerConnection 292 | gotICECandidate:(RTCICECandidate *)candidate { 293 | dispatch_async(dispatch_get_main_queue(), ^{ 294 | ARDICECandidateMessage *message = 295 | [[ARDICECandidateMessage alloc] initWithCandidate:candidate]; 296 | [self sendSignalingMessage:message]; 297 | }); 298 | } 299 | 300 | - (void)peerConnection:(RTCPeerConnection*)peerConnection 301 | didOpenDataChannel:(RTCDataChannel*)dataChannel { 302 | } 303 | 304 | #pragma mark - RTCSessionDescriptionDelegate 305 | 306 | - (void)peerConnection:(RTCPeerConnection *)peerConnection 307 | didCreateSessionDescription:(RTCSessionDescription *)sdp 308 | error:(NSError *)error { 309 | dispatch_async(dispatch_get_main_queue(), ^{ 310 | if (error) { 311 | NSLog(@"Failed to create session description. Error: %@", error); 312 | [self disconnect]; 313 | NSDictionary *userInfo = @{ 314 | NSLocalizedDescriptionKey: @"Failed to create session description.", 315 | }; 316 | NSError *sdpError = 317 | [[NSError alloc] initWithDomain:kARDAppClientErrorDomain 318 | code:kARDAppClientErrorCreateSDP 319 | userInfo:userInfo]; 320 | [_delegate appClient:self didError:sdpError]; 321 | return; 322 | } 323 | [_peerConnection setLocalDescriptionWithDelegate:self 324 | sessionDescription:sdp]; 325 | ARDSessionDescriptionMessage *message = 326 | [[ARDSessionDescriptionMessage alloc] initWithDescription:sdp]; 327 | [self sendSignalingMessage:message]; 328 | }); 329 | } 330 | 331 | - (void)peerConnection:(RTCPeerConnection *)peerConnection 332 | didSetSessionDescriptionWithError:(NSError *)error { 333 | dispatch_async(dispatch_get_main_queue(), ^{ 334 | if (error) { 335 | NSLog(@"Failed to set session description. Error: %@", error); 336 | [self disconnect]; 337 | NSDictionary *userInfo = @{ 338 | NSLocalizedDescriptionKey: @"Failed to set session description.", 339 | }; 340 | NSError *sdpError = 341 | [[NSError alloc] initWithDomain:kARDAppClientErrorDomain 342 | code:kARDAppClientErrorSetSDP 343 | userInfo:userInfo]; 344 | [_delegate appClient:self didError:sdpError]; 345 | return; 346 | } 347 | // If we're answering and we've just set the remote offer we need to create 348 | // an answer and set the local description. 349 | if (!_isInitiator && !_peerConnection.localDescription) { 350 | RTCMediaConstraints *constraints = [self defaultAnswerConstraints]; 351 | [_peerConnection createAnswerWithDelegate:self 352 | constraints:constraints]; 353 | 354 | } 355 | }); 356 | } 357 | 358 | #pragma mark - Private 359 | 360 | - (BOOL)isRegisteredWithRoomServer { 361 | return _clientId.length; 362 | } 363 | 364 | - (void)startSignalingIfReady { 365 | if (!_isTurnComplete || !self.isRegisteredWithRoomServer) { 366 | return; 367 | } 368 | self.state = kARDAppClientStateConnected; 369 | 370 | // Create peer connection. 371 | RTCMediaConstraints *constraints = [self defaultPeerConnectionConstraints]; 372 | _peerConnection = [_factory peerConnectionWithICEServers:_iceServers 373 | constraints:constraints 374 | delegate:self]; 375 | RTCMediaStream *localStream = [self createLocalMediaStream]; 376 | [_peerConnection addStream:localStream]; 377 | if (_isInitiator) { 378 | [self sendOffer]; 379 | } else { 380 | [self waitForAnswer]; 381 | } 382 | } 383 | 384 | - (void)sendOffer { 385 | [_peerConnection createOfferWithDelegate:self 386 | constraints:[self defaultOfferConstraints]]; 387 | } 388 | 389 | - (void)waitForAnswer { 390 | [self drainMessageQueueIfReady]; 391 | } 392 | 393 | - (void)drainMessageQueueIfReady { 394 | if (!_peerConnection || !_hasReceivedSdp) { 395 | return; 396 | } 397 | for (ARDSignalingMessage *message in _messageQueue) { 398 | [self processSignalingMessage:message]; 399 | } 400 | [_messageQueue removeAllObjects]; 401 | } 402 | 403 | - (void)processSignalingMessage:(ARDSignalingMessage *)message { 404 | NSParameterAssert(_peerConnection || 405 | message.type == kARDSignalingMessageTypeBye); 406 | switch (message.type) { 407 | case kARDSignalingMessageTypeOffer: 408 | case kARDSignalingMessageTypeAnswer: { 409 | ARDSessionDescriptionMessage *sdpMessage = 410 | (ARDSessionDescriptionMessage *)message; 411 | RTCSessionDescription *description = sdpMessage.sessionDescription; 412 | [_peerConnection setRemoteDescriptionWithDelegate:self 413 | sessionDescription:description]; 414 | break; 415 | } 416 | case kARDSignalingMessageTypeCandidate: { 417 | ARDICECandidateMessage *candidateMessage = 418 | (ARDICECandidateMessage *)message; 419 | [_peerConnection addICECandidate:candidateMessage.candidate]; 420 | break; 421 | } 422 | case kARDSignalingMessageTypeBye: 423 | // Other client disconnected. 424 | // TODO(tkchin): support waiting in room for next client. For now just 425 | // disconnect. 426 | [self disconnect]; 427 | break; 428 | } 429 | } 430 | 431 | - (void)sendSignalingMessage:(ARDSignalingMessage *)message { 432 | if (_isInitiator) { 433 | [self sendSignalingMessageToRoomServer:message completionHandler:nil]; 434 | } else { 435 | [self sendSignalingMessageToCollider:message]; 436 | } 437 | } 438 | 439 | - (RTCMediaStream *)createLocalMediaStream { 440 | RTCMediaStream* localStream = [_factory mediaStreamWithLabel:@"ARDAMS"]; 441 | RTCVideoTrack* localVideoTrack = nil; 442 | 443 | // The iOS simulator doesn't provide any sort of camera capture 444 | // support or emulation (http://goo.gl/rHAnC1) so don't bother 445 | // trying to open a local stream. 446 | // TODO(tkchin): local video capture for OSX. See 447 | // https://code.google.com/p/webrtc/issues/detail?id=3417. 448 | #if !TARGET_IPHONE_SIMULATOR && TARGET_OS_IPHONE 449 | NSString *cameraID = nil; 450 | for (AVCaptureDevice *captureDevice in 451 | [AVCaptureDevice devicesWithMediaType:AVMediaTypeVideo]) { 452 | if (captureDevice.position == AVCaptureDevicePositionFront) { 453 | cameraID = [captureDevice localizedName]; 454 | break; 455 | } 456 | } 457 | NSAssert(cameraID, @"Unable to get the front camera id"); 458 | 459 | RTCVideoCapturer *capturer = 460 | [RTCVideoCapturer capturerWithDeviceName:cameraID]; 461 | RTCMediaConstraints *mediaConstraints = [self defaultMediaStreamConstraints]; 462 | RTCVideoSource *videoSource = 463 | [_factory videoSourceWithCapturer:capturer 464 | constraints:mediaConstraints]; 465 | localVideoTrack = 466 | [_factory videoTrackWithID:@"ARDAMSv0" source:videoSource]; 467 | if (localVideoTrack) { 468 | [localStream addVideoTrack:localVideoTrack]; 469 | } 470 | [_delegate appClient:self didReceiveLocalVideoTrack:localVideoTrack]; 471 | #endif 472 | [localStream addAudioTrack:[_factory audioTrackWithID:@"ARDAMSa0"]]; 473 | return localStream; 474 | } 475 | 476 | - (void)requestTURNServersWithURL:(NSURL *)requestURL 477 | completionHandler:(void (^)(NSArray *turnServers))completionHandler { 478 | NSParameterAssert([requestURL absoluteString].length); 479 | NSMutableURLRequest *request = 480 | [NSMutableURLRequest requestWithURL:requestURL]; 481 | // We need to set origin because TURN provider whitelists requests based on 482 | // origin. 483 | [request addValue:@"Mozilla/5.0" forHTTPHeaderField:@"user-agent"]; 484 | [request addValue:kARDRoomServerHostUrl forHTTPHeaderField:@"origin"]; 485 | [NSURLConnection sendAsyncRequest:request 486 | completionHandler:^(NSURLResponse *response, 487 | NSData *data, 488 | NSError *error) { 489 | NSArray *turnServers = [NSArray array]; 490 | if (error) { 491 | NSLog(@"Unable to get TURN server."); 492 | completionHandler(turnServers); 493 | return; 494 | } 495 | NSDictionary *dict = [NSDictionary dictionaryWithJSONData:data]; 496 | turnServers = [RTCICEServer serversFromCEODJSONDictionary:dict]; 497 | completionHandler(turnServers); 498 | }]; 499 | } 500 | 501 | #pragma mark - Room server methods 502 | 503 | - (void)registerWithRoomServerForRoomId:(NSString *)roomId 504 | completionHandler:(void (^)(ARDRegisterResponse *))completionHandler { 505 | NSString *urlString = 506 | [NSString stringWithFormat:kARDRoomServerRegisterFormat, roomId]; 507 | NSURL *roomURL = [NSURL URLWithString:urlString]; 508 | NSLog(@"Registering with room server."); 509 | __weak ARDAppClient *weakSelf = self; 510 | [NSURLConnection sendAsyncPostToURL:roomURL 511 | withData:nil 512 | completionHandler:^(BOOL succeeded, NSData *data) { 513 | ARDAppClient *strongSelf = weakSelf; 514 | if (!succeeded) { 515 | NSError *error = [self roomServerNetworkError]; 516 | [strongSelf.delegate appClient:strongSelf didError:error]; 517 | completionHandler(nil); 518 | return; 519 | } 520 | ARDRegisterResponse *response = 521 | [ARDRegisterResponse responseFromJSONData:data]; 522 | completionHandler(response); 523 | }]; 524 | } 525 | 526 | - (void)sendSignalingMessageToRoomServer:(ARDSignalingMessage *)message 527 | completionHandler:(void (^)(ARDMessageResponse *))completionHandler { 528 | NSData *data = [message JSONData]; 529 | NSString *urlString = 530 | [NSString stringWithFormat: 531 | kARDRoomServerMessageFormat, _roomId, _clientId]; 532 | NSURL *url = [NSURL URLWithString:urlString]; 533 | NSLog(@"C->RS POST: %@", message); 534 | __weak ARDAppClient *weakSelf = self; 535 | [NSURLConnection sendAsyncPostToURL:url 536 | withData:data 537 | completionHandler:^(BOOL succeeded, NSData *data) { 538 | ARDAppClient *strongSelf = weakSelf; 539 | if (!succeeded) { 540 | NSError *error = [self roomServerNetworkError]; 541 | [strongSelf.delegate appClient:strongSelf didError:error]; 542 | return; 543 | } 544 | ARDMessageResponse *response = 545 | [ARDMessageResponse responseFromJSONData:data]; 546 | NSError *error = nil; 547 | switch (response.result) { 548 | case kARDMessageResultTypeSuccess: 549 | break; 550 | case kARDMessageResultTypeUnknown: 551 | error = 552 | [[NSError alloc] initWithDomain:kARDAppClientErrorDomain 553 | code:kARDAppClientErrorUnknown 554 | userInfo:@{ 555 | NSLocalizedDescriptionKey: @"Unknown error.", 556 | }]; 557 | case kARDMessageResultTypeInvalidClient: 558 | error = 559 | [[NSError alloc] initWithDomain:kARDAppClientErrorDomain 560 | code:kARDAppClientErrorInvalidClient 561 | userInfo:@{ 562 | NSLocalizedDescriptionKey: @"Invalid client.", 563 | }]; 564 | break; 565 | case kARDMessageResultTypeInvalidRoom: 566 | error = 567 | [[NSError alloc] initWithDomain:kARDAppClientErrorDomain 568 | code:kARDAppClientErrorInvalidRoom 569 | userInfo:@{ 570 | NSLocalizedDescriptionKey: @"Invalid room.", 571 | }]; 572 | break; 573 | }; 574 | if (error) { 575 | [strongSelf.delegate appClient:strongSelf didError:error]; 576 | } 577 | if (completionHandler) { 578 | completionHandler(response); 579 | } 580 | }]; 581 | } 582 | 583 | - (void)unregisterWithRoomServer { 584 | NSString *urlString = 585 | [NSString stringWithFormat:kARDRoomServerByeFormat, _roomId, _clientId]; 586 | NSURL *url = [NSURL URLWithString:urlString]; 587 | NSURLRequest *request = [NSURLRequest requestWithURL:url]; 588 | NSURLResponse *response = nil; 589 | // We want a synchronous request so that we know that we're unregistered from 590 | // room server before we do any further unregistration. 591 | NSLog(@"C->RS: BYE"); 592 | NSError *error = nil; 593 | [NSURLConnection sendSynchronousRequest:request 594 | returningResponse:&response 595 | error:&error]; 596 | if (error) { 597 | NSLog(@"Error unregistering from room server: %@", error); 598 | } 599 | NSLog(@"Unregistered from room server."); 600 | } 601 | 602 | - (NSError *)roomServerNetworkError { 603 | NSError *error = 604 | [[NSError alloc] initWithDomain:kARDAppClientErrorDomain 605 | code:kARDAppClientErrorNetwork 606 | userInfo:@{ 607 | NSLocalizedDescriptionKey: @"Room server network error", 608 | }]; 609 | return error; 610 | } 611 | 612 | #pragma mark - Collider methods 613 | 614 | - (void)registerWithColliderIfReady { 615 | if (!self.isRegisteredWithRoomServer) { 616 | return; 617 | } 618 | // Open WebSocket connection. 619 | _channel = 620 | [[ARDWebSocketChannel alloc] initWithURL:_websocketURL 621 | restURL:_websocketRestURL 622 | delegate:self]; 623 | [_channel registerForRoomId:_roomId clientId:_clientId]; 624 | } 625 | 626 | - (void)sendSignalingMessageToCollider:(ARDSignalingMessage *)message { 627 | NSData *data = [message JSONData]; 628 | [_channel sendData:data]; 629 | } 630 | 631 | #pragma mark - Defaults 632 | 633 | - (RTCMediaConstraints *)defaultMediaStreamConstraints { 634 | RTCMediaConstraints* constraints = 635 | [[RTCMediaConstraints alloc] 636 | initWithMandatoryConstraints:nil 637 | optionalConstraints:nil]; 638 | return constraints; 639 | } 640 | 641 | - (RTCMediaConstraints *)defaultAnswerConstraints { 642 | return [self defaultOfferConstraints]; 643 | } 644 | 645 | - (RTCMediaConstraints *)defaultOfferConstraints { 646 | NSArray *mandatoryConstraints = @[ 647 | [[RTCPair alloc] initWithKey:@"OfferToReceiveAudio" value:@"true"], 648 | [[RTCPair alloc] initWithKey:@"OfferToReceiveVideo" value:@"true"] 649 | ]; 650 | RTCMediaConstraints* constraints = 651 | [[RTCMediaConstraints alloc] 652 | initWithMandatoryConstraints:mandatoryConstraints 653 | optionalConstraints:nil]; 654 | return constraints; 655 | } 656 | 657 | - (RTCMediaConstraints *)defaultPeerConnectionConstraints { 658 | NSArray *optionalConstraints = @[ 659 | [[RTCPair alloc] initWithKey:@"DtlsSrtpKeyAgreement" value:@"true"] 660 | ]; 661 | RTCMediaConstraints* constraints = 662 | [[RTCMediaConstraints alloc] 663 | initWithMandatoryConstraints:nil 664 | optionalConstraints:optionalConstraints]; 665 | return constraints; 666 | } 667 | 668 | - (RTCICEServer *)defaultSTUNServer { 669 | NSURL *defaultSTUNServerURL = [NSURL URLWithString:kARDDefaultSTUNServerUrl]; 670 | return [[RTCICEServer alloc] initWithURI:defaultSTUNServerURL 671 | username:@"" 672 | password:@""]; 673 | } 674 | 675 | @end 676 | -------------------------------------------------------------------------------- /AppRTCDemo/ARDMessageResponse.h: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2014, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import 29 | 30 | typedef NS_ENUM(NSInteger, ARDMessageResultType) { 31 | kARDMessageResultTypeUnknown, 32 | kARDMessageResultTypeSuccess, 33 | kARDMessageResultTypeInvalidRoom, 34 | kARDMessageResultTypeInvalidClient 35 | }; 36 | 37 | @interface ARDMessageResponse : NSObject 38 | 39 | @property(nonatomic, readonly) ARDMessageResultType result; 40 | 41 | + (ARDMessageResponse *)responseFromJSONData:(NSData *)data; 42 | 43 | @end 44 | -------------------------------------------------------------------------------- /AppRTCDemo/ARDMessageResponse.m: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2014, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import "ARDMessageResponse.h" 29 | 30 | #import "ARDUtilities.h" 31 | 32 | static NSString const *kARDMessageResultKey = @"result"; 33 | 34 | @interface ARDMessageResponse () 35 | 36 | @property(nonatomic, assign) ARDMessageResultType result; 37 | 38 | @end 39 | 40 | @implementation ARDMessageResponse 41 | 42 | @synthesize result = _result; 43 | 44 | + (ARDMessageResponse *)responseFromJSONData:(NSData *)data { 45 | NSDictionary *responseJSON = [NSDictionary dictionaryWithJSONData:data]; 46 | if (!responseJSON) { 47 | return nil; 48 | } 49 | ARDMessageResponse *response = [[ARDMessageResponse alloc] init]; 50 | response.result = 51 | [[self class] resultTypeFromString:responseJSON[kARDMessageResultKey]]; 52 | return response; 53 | } 54 | 55 | #pragma mark - Private 56 | 57 | + (ARDMessageResultType)resultTypeFromString:(NSString *)resultString { 58 | ARDMessageResultType result = kARDMessageResultTypeUnknown; 59 | if ([resultString isEqualToString:@"SUCCESS"]) { 60 | result = kARDMessageResultTypeSuccess; 61 | } else if ([resultString isEqualToString:@"INVALID_CLIENT"]) { 62 | result = kARDMessageResultTypeInvalidClient; 63 | } else if ([resultString isEqualToString:@"INVALID_ROOM"]) { 64 | result = kARDMessageResultTypeInvalidRoom; 65 | } 66 | return result; 67 | } 68 | 69 | @end 70 | -------------------------------------------------------------------------------- /AppRTCDemo/ARDRegisterResponse.h: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2014, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import 29 | 30 | typedef NS_ENUM(NSInteger, ARDRegisterResultType) { 31 | kARDRegisterResultTypeUnknown, 32 | kARDRegisterResultTypeSuccess, 33 | kARDRegisterResultTypeFull 34 | }; 35 | 36 | // Result of registering with the GAE server. 37 | @interface ARDRegisterResponse : NSObject 38 | 39 | @property(nonatomic, readonly) ARDRegisterResultType result; 40 | @property(nonatomic, readonly) BOOL isInitiator; 41 | @property(nonatomic, readonly) NSString *roomId; 42 | @property(nonatomic, readonly) NSString *clientId; 43 | @property(nonatomic, readonly) NSArray *messages; 44 | @property(nonatomic, readonly) NSURL *webSocketURL; 45 | @property(nonatomic, readonly) NSURL *webSocketRestURL; 46 | 47 | + (ARDRegisterResponse *)responseFromJSONData:(NSData *)data; 48 | 49 | @end 50 | -------------------------------------------------------------------------------- /AppRTCDemo/ARDRegisterResponse.m: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2014, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import "ARDRegisterResponse.h" 29 | 30 | #import "ARDSignalingMessage.h" 31 | #import "ARDUtilities.h" 32 | #import "RTCICEServer+JSON.h" 33 | 34 | static NSString const *kARDRegisterResultKey = @"result"; 35 | static NSString const *kARDRegisterResultParamsKey = @"params"; 36 | static NSString const *kARDRegisterInitiatorKey = @"is_initiator"; 37 | static NSString const *kARDRegisterRoomIdKey = @"room_id"; 38 | static NSString const *kARDRegisterClientIdKey = @"client_id"; 39 | static NSString const *kARDRegisterMessagesKey = @"messages"; 40 | static NSString const *kARDRegisterWebSocketURLKey = @"wss_url"; 41 | static NSString const *kARDRegisterWebSocketRestURLKey = @"wss_post_url"; 42 | 43 | @interface ARDRegisterResponse () 44 | 45 | @property(nonatomic, assign) ARDRegisterResultType result; 46 | @property(nonatomic, assign) BOOL isInitiator; 47 | @property(nonatomic, strong) NSString *roomId; 48 | @property(nonatomic, strong) NSString *clientId; 49 | @property(nonatomic, strong) NSArray *messages; 50 | @property(nonatomic, strong) NSURL *webSocketURL; 51 | @property(nonatomic, strong) NSURL *webSocketRestURL; 52 | 53 | @end 54 | 55 | @implementation ARDRegisterResponse 56 | 57 | @synthesize result = _result; 58 | @synthesize isInitiator = _isInitiator; 59 | @synthesize roomId = _roomId; 60 | @synthesize clientId = _clientId; 61 | @synthesize messages = _messages; 62 | @synthesize webSocketURL = _webSocketURL; 63 | @synthesize webSocketRestURL = _webSocketRestURL; 64 | 65 | + (ARDRegisterResponse *)responseFromJSONData:(NSData *)data { 66 | NSDictionary *responseJSON = [NSDictionary dictionaryWithJSONData:data]; 67 | if (!responseJSON) { 68 | return nil; 69 | } 70 | ARDRegisterResponse *response = [[ARDRegisterResponse alloc] init]; 71 | NSString *resultString = responseJSON[kARDRegisterResultKey]; 72 | response.result = [[self class] resultTypeFromString:resultString]; 73 | NSDictionary *params = responseJSON[kARDRegisterResultParamsKey]; 74 | 75 | response.isInitiator = [params[kARDRegisterInitiatorKey] boolValue]; 76 | response.roomId = params[kARDRegisterRoomIdKey]; 77 | response.clientId = params[kARDRegisterClientIdKey]; 78 | 79 | // Parse messages. 80 | NSArray *messages = params[kARDRegisterMessagesKey]; 81 | NSMutableArray *signalingMessages = 82 | [NSMutableArray arrayWithCapacity:messages.count]; 83 | for (NSString *message in messages) { 84 | ARDSignalingMessage *signalingMessage = 85 | [ARDSignalingMessage messageFromJSONString:message]; 86 | [signalingMessages addObject:signalingMessage]; 87 | } 88 | response.messages = signalingMessages; 89 | 90 | // Parse websocket urls. 91 | NSString *webSocketURLString = params[kARDRegisterWebSocketURLKey]; 92 | response.webSocketURL = [NSURL URLWithString:webSocketURLString]; 93 | NSString *webSocketRestURLString = params[kARDRegisterWebSocketRestURLKey]; 94 | response.webSocketRestURL = [NSURL URLWithString:webSocketRestURLString]; 95 | 96 | return response; 97 | } 98 | 99 | #pragma mark - Private 100 | 101 | + (ARDRegisterResultType)resultTypeFromString:(NSString *)resultString { 102 | ARDRegisterResultType result = kARDRegisterResultTypeUnknown; 103 | if ([resultString isEqualToString:@"SUCCESS"]) { 104 | result = kARDRegisterResultTypeSuccess; 105 | } else if ([resultString isEqualToString:@"FULL"]) { 106 | result = kARDRegisterResultTypeFull; 107 | } 108 | return result; 109 | } 110 | 111 | @end 112 | -------------------------------------------------------------------------------- /AppRTCDemo/ARDSignalingMessage.h: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2014, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import 29 | 30 | #import "RTCICECandidate.h" 31 | #import "RTCSessionDescription.h" 32 | 33 | typedef enum { 34 | kARDSignalingMessageTypeCandidate, 35 | kARDSignalingMessageTypeOffer, 36 | kARDSignalingMessageTypeAnswer, 37 | kARDSignalingMessageTypeBye, 38 | } ARDSignalingMessageType; 39 | 40 | @interface ARDSignalingMessage : NSObject 41 | 42 | @property(nonatomic, readonly) ARDSignalingMessageType type; 43 | 44 | + (ARDSignalingMessage *)messageFromJSONString:(NSString *)jsonString; 45 | - (NSData *)JSONData; 46 | 47 | @end 48 | 49 | @interface ARDICECandidateMessage : ARDSignalingMessage 50 | 51 | @property(nonatomic, readonly) RTCICECandidate *candidate; 52 | 53 | - (instancetype)initWithCandidate:(RTCICECandidate *)candidate; 54 | 55 | @end 56 | 57 | @interface ARDSessionDescriptionMessage : ARDSignalingMessage 58 | 59 | @property(nonatomic, readonly) RTCSessionDescription *sessionDescription; 60 | 61 | - (instancetype)initWithDescription:(RTCSessionDescription *)description; 62 | 63 | @end 64 | 65 | @interface ARDByeMessage : ARDSignalingMessage 66 | @end 67 | -------------------------------------------------------------------------------- /AppRTCDemo/ARDSignalingMessage.m: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2014, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import "ARDSignalingMessage.h" 29 | 30 | #import "ARDUtilities.h" 31 | #import "RTCICECandidate+JSON.h" 32 | #import "RTCSessionDescription+JSON.h" 33 | 34 | static NSString const *kARDSignalingMessageTypeKey = @"type"; 35 | 36 | @implementation ARDSignalingMessage 37 | 38 | @synthesize type = _type; 39 | 40 | - (instancetype)initWithType:(ARDSignalingMessageType)type { 41 | if (self = [super init]) { 42 | _type = type; 43 | } 44 | return self; 45 | } 46 | 47 | - (NSString *)description { 48 | return [[NSString alloc] initWithData:[self JSONData] 49 | encoding:NSUTF8StringEncoding]; 50 | } 51 | 52 | + (ARDSignalingMessage *)messageFromJSONString:(NSString *)jsonString { 53 | NSDictionary *values = [NSDictionary dictionaryWithJSONString:jsonString]; 54 | if (!values) { 55 | NSLog(@"Error parsing signaling message JSON."); 56 | return nil; 57 | } 58 | 59 | NSString *typeString = values[kARDSignalingMessageTypeKey]; 60 | ARDSignalingMessage *message = nil; 61 | if ([typeString isEqualToString:@"candidate"]) { 62 | RTCICECandidate *candidate = 63 | [RTCICECandidate candidateFromJSONDictionary:values]; 64 | message = [[ARDICECandidateMessage alloc] initWithCandidate:candidate]; 65 | } else if ([typeString isEqualToString:@"offer"] || 66 | [typeString isEqualToString:@"answer"]) { 67 | RTCSessionDescription *description = 68 | [RTCSessionDescription descriptionFromJSONDictionary:values]; 69 | message = 70 | [[ARDSessionDescriptionMessage alloc] initWithDescription:description]; 71 | } else if ([typeString isEqualToString:@"bye"]) { 72 | message = [[ARDByeMessage alloc] init]; 73 | } else { 74 | NSLog(@"Unexpected type: %@", typeString); 75 | } 76 | return message; 77 | } 78 | 79 | - (NSData *)JSONData { 80 | return nil; 81 | } 82 | 83 | @end 84 | 85 | @implementation ARDICECandidateMessage 86 | 87 | @synthesize candidate = _candidate; 88 | 89 | - (instancetype)initWithCandidate:(RTCICECandidate *)candidate { 90 | if (self = [super initWithType:kARDSignalingMessageTypeCandidate]) { 91 | _candidate = candidate; 92 | } 93 | return self; 94 | } 95 | 96 | - (NSData *)JSONData { 97 | return [_candidate JSONData]; 98 | } 99 | 100 | @end 101 | 102 | @implementation ARDSessionDescriptionMessage 103 | 104 | @synthesize sessionDescription = _sessionDescription; 105 | 106 | - (instancetype)initWithDescription:(RTCSessionDescription *)description { 107 | ARDSignalingMessageType type = kARDSignalingMessageTypeOffer; 108 | NSString *typeString = description.type; 109 | if ([typeString isEqualToString:@"offer"]) { 110 | type = kARDSignalingMessageTypeOffer; 111 | } else if ([typeString isEqualToString:@"answer"]) { 112 | type = kARDSignalingMessageTypeAnswer; 113 | } else { 114 | NSAssert(NO, @"Unexpected type: %@", typeString); 115 | } 116 | if (self = [super initWithType:type]) { 117 | _sessionDescription = description; 118 | } 119 | return self; 120 | } 121 | 122 | - (NSData *)JSONData { 123 | return [_sessionDescription JSONData]; 124 | } 125 | 126 | @end 127 | 128 | @implementation ARDByeMessage 129 | 130 | - (instancetype)init { 131 | return [super initWithType:kARDSignalingMessageTypeBye]; 132 | } 133 | 134 | - (NSData *)JSONData { 135 | NSDictionary *message = @{ 136 | @"type": @"bye" 137 | }; 138 | return [NSJSONSerialization dataWithJSONObject:message 139 | options:NSJSONWritingPrettyPrinted 140 | error:NULL]; 141 | } 142 | 143 | @end 144 | -------------------------------------------------------------------------------- /AppRTCDemo/ARDUtilities.h: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2014, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import 29 | 30 | @interface NSDictionary (ARDUtilites) 31 | 32 | // Creates a dictionary with the keys and values in the JSON object. 33 | + (NSDictionary *)dictionaryWithJSONString:(NSString *)jsonString; 34 | + (NSDictionary *)dictionaryWithJSONData:(NSData *)jsonData; 35 | 36 | @end 37 | 38 | @interface NSURLConnection (ARDUtilities) 39 | 40 | // Issues an asynchronous request that calls back on main queue. 41 | + (void)sendAsyncRequest:(NSURLRequest *)request 42 | completionHandler:(void (^)(NSURLResponse *response, 43 | NSData *data, 44 | NSError *error))completionHandler; 45 | 46 | // Posts data to the specified URL. 47 | + (void)sendAsyncPostToURL:(NSURL *)url 48 | withData:(NSData *)data 49 | completionHandler:(void (^)(BOOL succeeded, 50 | NSData *data))completionHandler; 51 | 52 | @end 53 | -------------------------------------------------------------------------------- /AppRTCDemo/ARDUtilities.m: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2014, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import "ARDUtilities.h" 29 | 30 | @implementation NSDictionary (ARDUtilites) 31 | 32 | + (NSDictionary *)dictionaryWithJSONString:(NSString *)jsonString { 33 | NSParameterAssert(jsonString.length > 0); 34 | NSData *data = [jsonString dataUsingEncoding:NSUTF8StringEncoding]; 35 | NSError *error = nil; 36 | NSDictionary *dict = 37 | [NSJSONSerialization JSONObjectWithData:data options:0 error:&error]; 38 | if (error) { 39 | NSLog(@"Error parsing JSON: %@", error.localizedDescription); 40 | } 41 | return dict; 42 | } 43 | 44 | + (NSDictionary *)dictionaryWithJSONData:(NSData *)jsonData { 45 | NSError *error = nil; 46 | NSDictionary *dict = 47 | [NSJSONSerialization JSONObjectWithData:jsonData options:0 error:&error]; 48 | if (error) { 49 | NSLog(@"Error parsing JSON: %@", error.localizedDescription); 50 | } 51 | return dict; 52 | } 53 | 54 | @end 55 | 56 | @implementation NSURLConnection (ARDUtilities) 57 | 58 | + (void)sendAsyncRequest:(NSURLRequest *)request 59 | completionHandler:(void (^)(NSURLResponse *response, 60 | NSData *data, 61 | NSError *error))completionHandler { 62 | // Kick off an async request which will call back on main thread. 63 | [NSURLConnection sendAsynchronousRequest:request 64 | queue:[NSOperationQueue mainQueue] 65 | completionHandler:^(NSURLResponse *response, 66 | NSData *data, 67 | NSError *error) { 68 | if (completionHandler) { 69 | completionHandler(response, data, error); 70 | } 71 | }]; 72 | } 73 | 74 | // Posts data to the specified URL. 75 | + (void)sendAsyncPostToURL:(NSURL *)url 76 | withData:(NSData *)data 77 | completionHandler:(void (^)(BOOL succeeded, 78 | NSData *data))completionHandler { 79 | NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:url]; 80 | request.HTTPMethod = @"POST"; 81 | request.HTTPBody = data; 82 | [[self class] sendAsyncRequest:request 83 | completionHandler:^(NSURLResponse *response, 84 | NSData *data, 85 | NSError *error) { 86 | if (error) { 87 | NSLog(@"Error posting data: %@", error.localizedDescription); 88 | if (completionHandler) { 89 | completionHandler(NO, data); 90 | } 91 | return; 92 | } 93 | NSHTTPURLResponse *httpResponse = (NSHTTPURLResponse *)response; 94 | if (httpResponse.statusCode != 200) { 95 | NSString *serverResponse = data.length > 0 ? 96 | [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding] : 97 | nil; 98 | NSLog(@"Received bad response: %@", serverResponse); 99 | if (completionHandler) { 100 | completionHandler(NO, data); 101 | } 102 | return; 103 | } 104 | if (completionHandler) { 105 | completionHandler(YES, data); 106 | } 107 | }]; 108 | } 109 | 110 | @end 111 | -------------------------------------------------------------------------------- /AppRTCDemo/ARDWebSocketChannel.h: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2014, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import 29 | 30 | #import "ARDSignalingMessage.h" 31 | 32 | typedef NS_ENUM(NSInteger, ARDWebSocketChannelState) { 33 | // State when disconnected. 34 | kARDWebSocketChannelStateClosed, 35 | // State when connection is established but not ready for use. 36 | kARDWebSocketChannelStateOpen, 37 | // State when connection is established and registered. 38 | kARDWebSocketChannelStateRegistered, 39 | // State when connection encounters a fatal error. 40 | kARDWebSocketChannelStateError 41 | }; 42 | 43 | @class ARDWebSocketChannel; 44 | @protocol ARDWebSocketChannelDelegate 45 | 46 | - (void)channel:(ARDWebSocketChannel *)channel 47 | didChangeState:(ARDWebSocketChannelState)state; 48 | 49 | - (void)channel:(ARDWebSocketChannel *)channel 50 | didReceiveMessage:(ARDSignalingMessage *)message; 51 | 52 | @end 53 | 54 | // Wraps a WebSocket connection to the AppRTC WebSocket server. 55 | @interface ARDWebSocketChannel : NSObject 56 | 57 | @property(nonatomic, readonly) NSString *roomId; 58 | @property(nonatomic, readonly) NSString *clientId; 59 | @property(nonatomic, readonly) ARDWebSocketChannelState state; 60 | @property(nonatomic, weak) id delegate; 61 | 62 | - (instancetype)initWithURL:(NSURL *)url 63 | restURL:(NSURL *)restURL 64 | delegate:(id)delegate; 65 | 66 | // Registers with the WebSocket server for the given room and client id once 67 | // the web socket connection is open. 68 | - (void)registerForRoomId:(NSString *)roomId 69 | clientId:(NSString *)clientId; 70 | 71 | // Sends data over the WebSocket connection if registered, otherwise POSTs to 72 | // the web socket server instead. 73 | - (void)sendData:(NSData *)data; 74 | 75 | @end 76 | -------------------------------------------------------------------------------- /AppRTCDemo/ARDWebSocketChannel.m: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2014, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import "ARDWebSocketChannel.h" 29 | 30 | #import "ARDUtilities.h" 31 | #import "SRWebSocket.h" 32 | 33 | // TODO(tkchin): move these to a configuration object. 34 | static NSString const *kARDWSSMessageErrorKey = @"error"; 35 | static NSString const *kARDWSSMessagePayloadKey = @"msg"; 36 | 37 | @interface ARDWebSocketChannel () 38 | @end 39 | 40 | @implementation ARDWebSocketChannel { 41 | NSURL *_url; 42 | NSURL *_restURL; 43 | SRWebSocket *_socket; 44 | } 45 | 46 | @synthesize delegate = _delegate; 47 | @synthesize state = _state; 48 | @synthesize roomId = _roomId; 49 | @synthesize clientId = _clientId; 50 | 51 | - (instancetype)initWithURL:(NSURL *)url 52 | restURL:(NSURL *)restURL 53 | delegate:(id)delegate { 54 | if (self = [super init]) { 55 | _url = url; 56 | _restURL = restURL; 57 | _delegate = delegate; 58 | _socket = [[SRWebSocket alloc] initWithURL:url]; 59 | _socket.delegate = self; 60 | NSLog(@"Opening WebSocket."); 61 | [_socket open]; 62 | } 63 | return self; 64 | } 65 | 66 | - (void)dealloc { 67 | [self disconnect]; 68 | } 69 | 70 | - (void)setState:(ARDWebSocketChannelState)state { 71 | if (_state == state) { 72 | return; 73 | } 74 | _state = state; 75 | [_delegate channel:self didChangeState:_state]; 76 | } 77 | 78 | - (void)registerForRoomId:(NSString *)roomId 79 | clientId:(NSString *)clientId { 80 | NSParameterAssert(roomId.length); 81 | NSParameterAssert(clientId.length); 82 | _roomId = roomId; 83 | _clientId = clientId; 84 | if (_state == kARDWebSocketChannelStateOpen) { 85 | [self registerWithCollider]; 86 | } 87 | } 88 | 89 | - (void)sendData:(NSData *)data { 90 | NSParameterAssert(_clientId.length); 91 | NSParameterAssert(_roomId.length); 92 | if (_state == kARDWebSocketChannelStateRegistered) { 93 | NSString *payload = 94 | [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding]; 95 | NSDictionary *message = @{ 96 | @"cmd": @"send", 97 | @"msg": payload, 98 | }; 99 | NSData *messageJSONObject = 100 | [NSJSONSerialization dataWithJSONObject:message 101 | options:NSJSONWritingPrettyPrinted 102 | error:nil]; 103 | NSString *messageString = 104 | [[NSString alloc] initWithData:messageJSONObject 105 | encoding:NSUTF8StringEncoding]; 106 | NSLog(@"C->WSS: %@", messageString); 107 | [_socket send:messageString]; 108 | } else { 109 | NSString *dataString = 110 | [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding]; 111 | NSLog(@"C->WSS POST: %@", dataString); 112 | NSString *urlString = 113 | [NSString stringWithFormat:@"%@/%@/%@", 114 | [_restURL absoluteString], _roomId, _clientId]; 115 | NSURL *url = [NSURL URLWithString:urlString]; 116 | [NSURLConnection sendAsyncPostToURL:url 117 | withData:data 118 | completionHandler:nil]; 119 | } 120 | } 121 | 122 | - (void)disconnect { 123 | if (_state == kARDWebSocketChannelStateClosed || 124 | _state == kARDWebSocketChannelStateError) { 125 | return; 126 | } 127 | [_socket close]; 128 | NSLog(@"C->WSS DELETE rid:%@ cid:%@", _roomId, _clientId); 129 | NSString *urlString = 130 | [NSString stringWithFormat:@"%@/%@/%@", 131 | [_restURL absoluteString], _roomId, _clientId]; 132 | NSURL *url = [NSURL URLWithString:urlString]; 133 | NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:url]; 134 | request.HTTPMethod = @"DELETE"; 135 | request.HTTPBody = nil; 136 | [NSURLConnection sendAsyncRequest:request completionHandler:nil]; 137 | } 138 | 139 | #pragma mark - SRWebSocketDelegate 140 | 141 | - (void)webSocketDidOpen:(SRWebSocket *)webSocket { 142 | NSLog(@"WebSocket connection opened."); 143 | self.state = kARDWebSocketChannelStateOpen; 144 | if (_roomId.length && _clientId.length) { 145 | [self registerWithCollider]; 146 | } 147 | } 148 | 149 | - (void)webSocket:(SRWebSocket *)webSocket didReceiveMessage:(id)message { 150 | NSString *messageString = message; 151 | NSData *messageData = [messageString dataUsingEncoding:NSUTF8StringEncoding]; 152 | id jsonObject = [NSJSONSerialization JSONObjectWithData:messageData 153 | options:0 154 | error:nil]; 155 | if (![jsonObject isKindOfClass:[NSDictionary class]]) { 156 | NSLog(@"Unexpected message: %@", jsonObject); 157 | return; 158 | } 159 | NSDictionary *wssMessage = jsonObject; 160 | NSString *errorString = wssMessage[kARDWSSMessageErrorKey]; 161 | if (errorString.length) { 162 | NSLog(@"WSS error: %@", errorString); 163 | return; 164 | } 165 | NSString *payload = wssMessage[kARDWSSMessagePayloadKey]; 166 | ARDSignalingMessage *signalingMessage = 167 | [ARDSignalingMessage messageFromJSONString:payload]; 168 | NSLog(@"WSS->C: %@", payload); 169 | [_delegate channel:self didReceiveMessage:signalingMessage]; 170 | } 171 | 172 | - (void)webSocket:(SRWebSocket *)webSocket didFailWithError:(NSError *)error { 173 | NSLog(@"WebSocket error: %@", error); 174 | self.state = kARDWebSocketChannelStateError; 175 | } 176 | 177 | - (void)webSocket:(SRWebSocket *)webSocket 178 | didCloseWithCode:(NSInteger)code 179 | reason:(NSString *)reason 180 | wasClean:(BOOL)wasClean { 181 | NSLog(@"WebSocket closed with code: %ld reason:%@ wasClean:%d", 182 | (long)code, reason, wasClean); 183 | NSParameterAssert(_state != kARDWebSocketChannelStateError); 184 | self.state = kARDWebSocketChannelStateClosed; 185 | } 186 | 187 | #pragma mark - Private 188 | 189 | - (void)registerWithCollider { 190 | if (_state == kARDWebSocketChannelStateRegistered) { 191 | return; 192 | } 193 | NSParameterAssert(_roomId.length); 194 | NSParameterAssert(_clientId.length); 195 | NSDictionary *registerMessage = @{ 196 | @"cmd": @"register", 197 | @"roomid" : _roomId, 198 | @"clientid" : _clientId, 199 | }; 200 | NSData *message = 201 | [NSJSONSerialization dataWithJSONObject:registerMessage 202 | options:NSJSONWritingPrettyPrinted 203 | error:nil]; 204 | NSString *messageString = 205 | [[NSString alloc] initWithData:message encoding:NSUTF8StringEncoding]; 206 | NSLog(@"Registering on WSS for rid:%@ cid:%@", _roomId, _clientId); 207 | // Registration can fail if server rejects it. For example, if the room is 208 | // full. 209 | [_socket send:messageString]; 210 | self.state = kARDWebSocketChannelStateRegistered; 211 | } 212 | 213 | @end 214 | -------------------------------------------------------------------------------- /AppRTCDemo/AppRTCDemo-Prefix.pch: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2013, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | // 29 | // Prefix header for all source files of the 'AppRTCDemo' target in the 30 | // 'AppRTCDemo' project 31 | // 32 | 33 | #import 34 | 35 | #if __IPHONE_OS_VERSION_MIN_REQUIRED < __IPHONE_6_0 36 | #warning "This project uses features only available in iOS SDK 6.0 and later." 37 | #endif 38 | 39 | #import 40 | #import 41 | -------------------------------------------------------------------------------- /AppRTCDemo/Default.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/hiroeorz/AppRTCDemo/7458a7ecb63ef3dc42a4e46a259959e57becf117/AppRTCDemo/Default.png -------------------------------------------------------------------------------- /AppRTCDemo/Info.plist: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | BuildMachineOSBuild 6 | 12E55 7 | CFBundleDevelopmentRegion 8 | en 9 | CFBundleDisplayName 10 | AppRTCDemo 11 | CFBundleExecutable 12 | AppRTCDemo 13 | CFBundleIcons 14 | 15 | CFBundlePrimaryIcon 16 | 17 | CFBundleIconFiles 18 | 19 | Icon.png 20 | 21 | 22 | 23 | CFBundleIdentifier 24 | com.google.AppRTCDemo 25 | CFBundleInfoDictionaryVersion 26 | 6.0 27 | CFBundleName 28 | AppRTCDemo 29 | CFBundlePackageType 30 | APPL 31 | CFBundleResourceSpecification 32 | ResourceRules.plist 33 | CFBundleShortVersionString 34 | 1.0 35 | CFBundleSignature 36 | ???? 37 | CFBundleSupportedPlatforms 38 | 39 | iPhoneOS 40 | 41 | CFBundleVersion 42 | 1.0 43 | UIRequiredDeviceCapabilities 44 | 45 | armv7 46 | 47 | UIStatusBarTintParameters 48 | 49 | UINavigationBar 50 | 51 | Style 52 | UIBarStyleDefault 53 | Translucent 54 | 55 | 56 | 57 | UISupportedInterfaceOrientations 58 | 59 | UIInterfaceOrientationPortrait 60 | 61 | 62 | 63 | -------------------------------------------------------------------------------- /AppRTCDemo/RTCICECandidate+JSON.h: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2014, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import "RTCICECandidate.h" 29 | 30 | @interface RTCICECandidate (JSON) 31 | 32 | + (RTCICECandidate *)candidateFromJSONDictionary:(NSDictionary *)dictionary; 33 | - (NSData *)JSONData; 34 | 35 | @end 36 | -------------------------------------------------------------------------------- /AppRTCDemo/RTCICECandidate+JSON.m: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2014, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import "RTCICECandidate+JSON.h" 29 | 30 | static NSString const *kRTCICECandidateTypeKey = @"type"; 31 | static NSString const *kRTCICECandidateTypeValue = @"candidate"; 32 | static NSString const *kRTCICECandidateMidKey = @"id"; 33 | static NSString const *kRTCICECandidateMLineIndexKey = @"label"; 34 | static NSString const *kRTCICECandidateSdpKey = @"candidate"; 35 | 36 | @implementation RTCICECandidate (JSON) 37 | 38 | + (RTCICECandidate *)candidateFromJSONDictionary:(NSDictionary *)dictionary { 39 | NSString *mid = dictionary[kRTCICECandidateMidKey]; 40 | NSString *sdp = dictionary[kRTCICECandidateSdpKey]; 41 | NSNumber *num = dictionary[kRTCICECandidateMLineIndexKey]; 42 | NSInteger mLineIndex = [num integerValue]; 43 | return [[RTCICECandidate alloc] initWithMid:mid index:mLineIndex sdp:sdp]; 44 | } 45 | 46 | - (NSData *)JSONData { 47 | NSDictionary *json = @{ 48 | kRTCICECandidateTypeKey : kRTCICECandidateTypeValue, 49 | kRTCICECandidateMLineIndexKey : @(self.sdpMLineIndex), 50 | kRTCICECandidateMidKey : self.sdpMid, 51 | kRTCICECandidateSdpKey : self.sdp 52 | }; 53 | NSError *error = nil; 54 | NSData *data = 55 | [NSJSONSerialization dataWithJSONObject:json 56 | options:NSJSONWritingPrettyPrinted 57 | error:&error]; 58 | if (error) { 59 | NSLog(@"Error serializing JSON: %@", error); 60 | return nil; 61 | } 62 | return data; 63 | } 64 | 65 | @end 66 | -------------------------------------------------------------------------------- /AppRTCDemo/RTCICEServer+JSON.h: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2014, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import "RTCICEServer.h" 29 | 30 | @interface RTCICEServer (JSON) 31 | 32 | + (RTCICEServer *)serverFromJSONDictionary:(NSDictionary *)dictionary; 33 | // CEOD provides different JSON, and this parses that. 34 | + (NSArray *)serversFromCEODJSONDictionary:(NSDictionary *)dictionary; 35 | 36 | @end 37 | -------------------------------------------------------------------------------- /AppRTCDemo/RTCICEServer+JSON.m: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2014, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import "RTCICEServer+JSON.h" 29 | 30 | static NSString const *kRTCICEServerUsernameKey = @"username"; 31 | static NSString const *kRTCICEServerPasswordKey = @"password"; 32 | static NSString const *kRTCICEServerUrisKey = @"uris"; 33 | static NSString const *kRTCICEServerUrlKey = @"urls"; 34 | static NSString const *kRTCICEServerCredentialKey = @"credential"; 35 | 36 | @implementation RTCICEServer (JSON) 37 | 38 | + (RTCICEServer *)serverFromJSONDictionary:(NSDictionary *)dictionary { 39 | NSString *url = dictionary[kRTCICEServerUrlKey]; 40 | NSString *username = dictionary[kRTCICEServerUsernameKey]; 41 | NSString *credential = dictionary[kRTCICEServerCredentialKey]; 42 | username = username ? username : @""; 43 | credential = credential ? credential : @""; 44 | return [[RTCICEServer alloc] initWithURI:[NSURL URLWithString:url] 45 | username:username 46 | password:credential]; 47 | } 48 | 49 | + (NSArray *)serversFromCEODJSONDictionary:(NSDictionary *)dictionary { 50 | NSString *username = dictionary[kRTCICEServerUsernameKey]; 51 | NSString *password = dictionary[kRTCICEServerPasswordKey]; 52 | NSArray *uris = dictionary[kRTCICEServerUrisKey]; 53 | NSMutableArray *servers = [NSMutableArray arrayWithCapacity:uris.count]; 54 | for (NSString *uri in uris) { 55 | RTCICEServer *server = 56 | [[RTCICEServer alloc] initWithURI:[NSURL URLWithString:uri] 57 | username:username 58 | password:password]; 59 | [servers addObject:server]; 60 | } 61 | return servers; 62 | } 63 | 64 | @end 65 | -------------------------------------------------------------------------------- /AppRTCDemo/RTCMediaConstraints+JSON.h: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2014, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import "RTCMediaConstraints.h" 29 | 30 | @interface RTCMediaConstraints (JSON) 31 | 32 | + (RTCMediaConstraints *)constraintsFromJSONDictionary: 33 | (NSDictionary *)dictionary; 34 | 35 | @end 36 | 37 | -------------------------------------------------------------------------------- /AppRTCDemo/RTCMediaConstraints+JSON.m: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2014, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import "RTCMediaConstraints+JSON.h" 29 | 30 | #import "RTCPair.h" 31 | 32 | static NSString const *kRTCMediaConstraintsMandatoryKey = @"mandatory"; 33 | 34 | @implementation RTCMediaConstraints (JSON) 35 | 36 | + (RTCMediaConstraints *)constraintsFromJSONDictionary: 37 | (NSDictionary *)dictionary { 38 | NSDictionary *mandatory = dictionary[kRTCMediaConstraintsMandatoryKey]; 39 | NSMutableArray *mandatoryContraints = 40 | [NSMutableArray arrayWithCapacity:[mandatory count]]; 41 | [mandatory enumerateKeysAndObjectsUsingBlock:^( 42 | id key, id obj, BOOL *stop) { 43 | [mandatoryContraints addObject:[[RTCPair alloc] initWithKey:key 44 | value:obj]]; 45 | }]; 46 | // TODO(tkchin): figure out json formats for optional constraints. 47 | RTCMediaConstraints *constraints = 48 | [[RTCMediaConstraints alloc] 49 | initWithMandatoryConstraints:mandatoryContraints 50 | optionalConstraints:nil]; 51 | return constraints; 52 | } 53 | 54 | @end 55 | -------------------------------------------------------------------------------- /AppRTCDemo/RTCSessionDescription+JSON.h: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2014, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import "RTCSessionDescription.h" 29 | 30 | @interface RTCSessionDescription (JSON) 31 | 32 | + (RTCSessionDescription *)descriptionFromJSONDictionary: 33 | (NSDictionary *)dictionary; 34 | - (NSData *)JSONData; 35 | 36 | @end 37 | -------------------------------------------------------------------------------- /AppRTCDemo/RTCSessionDescription+JSON.m: -------------------------------------------------------------------------------- 1 | /* 2 | * libjingle 3 | * Copyright 2014, Google Inc. 4 | * 5 | * Redistribution and use in source and binary forms, with or without 6 | * modification, are permitted provided that the following conditions are met: 7 | * 8 | * 1. Redistributions of source code must retain the above copyright notice, 9 | * this list of conditions and the following disclaimer. 10 | * 2. Redistributions in binary form must reproduce the above copyright notice, 11 | * this list of conditions and the following disclaimer in the documentation 12 | * and/or other materials provided with the distribution. 13 | * 3. The name of the author may not be used to endorse or promote products 14 | * derived from this software without specific prior written permission. 15 | * 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 19 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 21 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 22 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 | */ 27 | 28 | #import "RTCSessionDescription+JSON.h" 29 | 30 | static NSString const *kRTCSessionDescriptionTypeKey = @"type"; 31 | static NSString const *kRTCSessionDescriptionSdpKey = @"sdp"; 32 | 33 | @implementation RTCSessionDescription (JSON) 34 | 35 | + (RTCSessionDescription *)descriptionFromJSONDictionary: 36 | (NSDictionary *)dictionary { 37 | NSString *type = dictionary[kRTCSessionDescriptionTypeKey]; 38 | NSString *sdp = dictionary[kRTCSessionDescriptionSdpKey]; 39 | return [[RTCSessionDescription alloc] initWithType:type sdp:sdp]; 40 | } 41 | 42 | - (NSData *)JSONData { 43 | NSDictionary *json = @{ 44 | kRTCSessionDescriptionTypeKey : self.type, 45 | kRTCSessionDescriptionSdpKey : self.description 46 | }; 47 | return [NSJSONSerialization dataWithJSONObject:json options:0 error:nil]; 48 | } 49 | 50 | @end 51 | -------------------------------------------------------------------------------- /AppRTCDemo/ResourceRules.plist: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | rules 6 | 7 | .* 8 | 9 | Info.plist 10 | 11 | omit 12 | 13 | weight 14 | 10 15 | 16 | ResourceRules.plist 17 | 18 | omit 19 | 20 | weight 21 | 100 22 | 23 | 24 | 25 | 26 | -------------------------------------------------------------------------------- /AppRTCDemo/en.lproj/APPRTCViewController.xib: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 1536 5 | 13B42 6 | 4514 7 | 1265 8 | 696.00 9 |

13 | 14 | IBNSLayoutConstraint 15 | IBProxyObject 16 | IBUITextField 17 | IBUITextView 18 | IBUIView 19 | 20 | 21 | com.apple.InterfaceBuilder.IBCocoaTouchPlugin 22 | 23 |

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