sudo gem install cocoapods

pod init

platform :osx, '10.10'

# Modify the 'Your Target' to the name of your project
target 'Your Target' do
pod 'TXLiteAVSDK_TRTC_Mac', :podspec => 'https://liteav.sdk.qcloud.com/pod/liteavsdkspec/TXLiteAVSDK_TRTC_Mac.podspec'
end

pod install

@import TXLiteAVSDK_TRTC_Mac; // Import TRTC SDK Module

@property (nonatomic, strong) TRTCCloud *trtcCloud; // Declare the TRTCCloud property

#import <UserNotifications/UserNotifications.h> // Import the UserNotifications framework

- (void)applicationDidFinishLaunching:(NSNotification *)aNotification {
    // Create a TRTC instance and set up a listener
    _trtcCloud = [TRTCCloud sharedInstance];
    _trtcCloud.delegate = self;
}

// Listen for the 'onError' event
- (void)onError:(TXLiteAVError)errCode
         errMsg:(nullable NSString *)errMsg
        extInfo:(nullable NSDictionary *)extInfo{
    // Handle the 'onError' event
    // Recommend to request notification permission for OnError information as followings
    
    // Create a user notification center instance
    NSString *tip = [NSString stringWithFormat:@"Error Code: %ld, Message: %@", (long)errCode, errMsg];  
    // Request notification authority
    UNUserNotificationCenter *center = [UNUserNotificationCenter currentNotificationCenter];
    [center requestAuthorizationWithOptions:(UNAuthorizationOptionAlert | UNAuthorizationOptionSound)
                              completionHandler:^(BOOL granted, NSError * _Nullable error) {
                                  if (granted) {
                                      // Create notification content
                                      UNMutableNotificationContent *content = [[UNMutableNotificationContent alloc] init];
                                      content.title = @"RTC Error";
                                      content.body = tip;                                   

                                      // Create notification trigger
                                      UNTimeIntervalNotificationTrigger *trigger = [UNTimeIntervalNotificationTrigger triggerWithTimeInterval:5 repeats:NO];
                                      
                                      // Create notification request
                                      UNNotificationRequest *request = [UNNotificationRequest requestWithIdentifier:@"RTCErrorNotification" content:content trigger:trigger];                                 

                                      // Add notifications to the Notification Center
                                      [center addNotificationRequest:request withCompletionHandler:^(NSError * _Nullable error) {
                                          if (error != nil) {
                                              NSLog(@"Error adding notification: %@", error);
                                          }
                                      }];
                                  }
                              }];
}

@property (nonatomic, strong) NSWindow *window; // Declare the NSWindow property
@property (nonatomic, strong) NSView *localCameraVideoView; // Declare the NSView property

-(void) startLocalPreview {
    // Create a window
    self.window = [[NSWindow alloc] initWithContentRect:NSMakeRect(0, 0, 800, 600) styleMask:NSWindowStyleMaskTitled | NSWindowStyleMaskClosable | NSWindowStyleMaskMiniaturizable | NSWindowStyleMaskResizable backing:NSBackingStoreBuffered defer:NO];
    [self.window center];
    [self.window setTitle:@"TRTCDemo_Mac"];
    [self.window makeKeyAndOrderFront:nil];
    self.window.releasedWhenClosed = NO;

    // Initialize localCameraVideoView
    self.localCameraVideoView = [[NSView alloc] initWithFrame:NSMakeRect(0, 0, 300, 300)];
    [self.window.contentView addSubview:self.localCameraVideoView];

    // Adjust the localCameraVideoView frame
    self.localCameraVideoView.frame = self.window.contentView.bounds;

    // Set local preview rendering parameters
    TRTCRenderParams *trtcRenderParams = [[TRTCRenderParams alloc] init];
    trtcRenderParams.fillMode   = TRTCVideoFillMode_Fill;
    trtcRenderParams.mirrorType = TRTCVideoMirrorTypeAuto;

    AppDelegate *appDelegate = (AppDelegate *)[[NSApplication sharedApplication] delegate];
    [appDelegate.trtcCloud setLocalRenderParams:trtcRenderParams];

    // Preview the collected content locally 
    [appDelegate.trtcCloud startLocalPreview:self.localCameraVideoView];
}

AppDelegate *appDelegate = (AppDelegate *)[[NSApplication sharedApplication] delegate];
[appDelegate.trtcCloud stopLocalPreview];

- (void)startRemotePreview {
    /// Play the remote side's video
    AppDelegate *appDelegate = (AppDelegate *)[[UIApplication sharedApplication] delegate];
    [appDelegate.trtcCloud startRemoteView:@"denny" streamType:TRTCVideoStreamTypeBig view:self.localCameraVideoView];
}

// Stop the video
AppDelegate *appDelegate = (AppDelegate *)[[NSApplication sharedApplication] delegate];
[appDelegate.trtcCloud stopRemoteView:@"denny"]; // Only stop denny's video
[appDelegate.trtcCloud stopAllRemoteView]; // Stop all videos