iOS

sudo gem install cocoapods

pod init

platform :ios, '8.0'
    target 'App' do
    
    # RTC Engine 精简版
    # 安装包体积增量最小，但仅支持 RTC Engine 和 直播播放器（TXLivePlayer）两项功能。
    pod 'TXLiteAVSDK_TRTC', :podspec => 'https://liteav.sdk.qcloud.com/pod/liteavsdkspec/TXLiteAVSDK_TRTC.podspec'
    
    # Professional 专业版
    # 包含 RTC Engine、直播播放器（TXLivePlayer）、RTMP 推流（TXLivePusher）、点播播放器（TXVodPlayer）和短视频录制和编辑（UGSV）等众多功能。
    # pod 'TXLiteAVSDK_Professional', :podspec => 'https://liteav.sdk.qcloud.com/pod/liteavsdkspec/TXLiteAVSDK_Professional.podspec'
    
    # 美颜 AR SDK 例如：S1-07套餐如下
    pod 'TencentEffect_S1-07'

end

pod install

pod update

// 获取用于展示主播本地画面预览的视频渲染控件
@property (nonatomic, strong) UIView *anchorPreviewView;
@property (nonatomic, strong) TRTCCloud *trtcCloud;

- (void)setupTRTC {
    self.trtcCloud = [TRTCCloud sharedInstance];
    self.trtcCloud.delegate = self;
    // 设置视频编码参数，决定远端用户看到的画面质量
    TRTCVideoEncParam *encParam = [[TRTCVideoEncParam alloc] init];
    encParam.videoResolution = TRTCVideoResolution_960_540;
    encParam.videoFps = 15;
    encParam.videoBitrate = 1300;
    encParam.resMode = TRTCVideoResolutionModePortrait;
    [self.trtcCloud setVideoEncoderParam:encParam];
    
    // isFrontCamera 可指定使用前置/后置摄像头进行视频采集
    [self.trtcCloud startLocalPreview:self.isFrontCamera view:self.anchorPreviewView];

    // 这里可指定声音音质，从低到高分别为 SPEECH/DEFAULT/MUSIC
    [self.trtcCloud startLocalAudio:TRTCAudioQualityDefault];
}

- (void)setupRenderParams {
    TRTCRenderParams *params = [[TRTCRenderParams alloc] init];
    // 画面镜像模式
    params.mirrorType = TRTCVideoMirrorTypeAuto;
    // 画面填充模式
    params.fillMode = TRTCVideoFillMode_Fill;
    // 画面旋转角度
    params.rotation = TRTCVideoRotation_0;
    // 设置本地画面的渲染参数
    [self.trtcCloud setLocalRenderParams:params];

    // 设置编码器输出的画面镜像模式
    [self.trtcCloud setVideoEncoderMirror:YES];
    // 设置视频编码器输出的画面方向
    [self.trtcCloud setVideoEncoderRotation:TRTCVideoRotation_0];
}

- (void)enterRoomByAnchorWithUserId:(NSString *)userId roomId:(NSString *)roomId {
    TRTCParams *params = [[TRTCParams alloc] init];
    // 以字符串房间号为例
    params.strRoomId = roomId;
    params.userId = userId;
    // 从业务后台获取到的 UserSig
    params.userSig = @"userSig";
    // 替换成您的 SDKAppID
    params.sdkAppId = 0;
    // 指定主播角色
    params.role = TRTCRoleAnchor;
    // 以互动直播场景进房
    [self.trtcCloud enterRoom:params appScene:TRTCAppSceneLIVE];
}

// 进房结果事件回调
- (void)onEnterRoom:(NSInteger)result {
    if (result > 0) {
        // result 代表加入房间所消耗的时间(毫秒)
        NSLog(@"Enter room succeed!");
    } else {
        // result 代表进房失败的错误码
        NSLog(@"Enter room failed!");
    }
}

- (void)enterRoomByAudienceWithUserId:(NSString *)userId roomId:(NSString *)roomId {
    TRTCParams *params = [[TRTCParams alloc] init];
    // 以字符串房间号为例
    params.strRoomId = roomId;
    params.userId = userId;
    // 从业务后台获取到的 UserSig
    params.userSig = @"userSig";
    // 替换成您的 SDKAppID
    params.sdkAppId = 0;
    // 指定观众角色
    params.role = TRTCRoleAudience;
    // 以互动直播场景进房
    [self.trtcCloud enterRoom:params appScene:TRTCAppSceneLIVE];
}

// 进房结果事件回调
- (void)onEnterRoom:(NSInteger)result {
    if (result > 0) {
        // result 代表加入房间所消耗的时间(毫秒)
        NSLog(@"Enter room succeed!");
    } else {
        // result 代表进房失败的错误码
        NSLog(@"Enter room failed!");
    }
}

- (void)onUserAudioAvailable:(NSString *)userId available:(BOOL)available {
    // 某远端用户发布/取消了自己的音频
    // 在自动订阅模式下，您无需做任何操作，SDK 会自动播放远端用户音频
}

- (void)onUserVideoAvailable:(NSString *)userId available:(BOOL)available {
    // 某远端用户发布/取消了主路视频画面
    if (available) {
        // 订阅远端用户的视频流，并绑定视频渲染控件
        [self.trtcCloud startRemoteView:userId streamType:TRTCVideoStreamTypeBig view:self.remoteView];
    } else {
        // 停止订阅远端用户的视频流，并释放渲染控件
        [self.trtcCloud stopRemoteView:userId streamType:TRTCVideoStreamTypeBig];
    }
}

- (void)setupRemoteRenderParams {
    TRTCRenderParams *params = [[TRTCRenderParams alloc] init];
    // 画面镜像模式
    params.mirrorType = TRTCVideoMirrorTypeAuto;
    // 画面填充模式
    params.fillMode = TRTCVideoFillMode_Fill;
    // 画面旋转角度
    params.rotation = TRTCVideoRotation_0;
    // 设置远端画面的渲染模式
    [self.trtcCloud setRemoteRenderParams:@"userId" streamType:TRTCVideoStreamTypeBig params:params];
}

- (void)switchToAnchor {
    // 切换为主播角色
    [self.trtcCloud switchRole:TRTCRoleAnchor];
}

// 切换角色事件回调
- (void)onSwitchRole:(TXLiteAVError)errCode errMsg:(NSString *)errMsg {
    if (errCode == ERR_NULL) {
        // 切换角色成功
    }
}

- (void)setupTRTC {
    // 设置视频编码参数，决定远端用户看到的画面质量
    TRTCVideoEncParam *encParam = [[TRTCVideoEncParam alloc] init];
    encParam.videoResolution = TRTCVideoResolution_480_270;
    encParam.videoFps = 15;
    encParam.videoBitrate = 550;
    encParam.resMode = TRTCVideoResolutionModePortrait;
    [self.trtcCloud setVideoEncoderParam:encParam];
 
    // isFrontCamera 可指定使用前置/后置摄像头进行视频采集
    [self.trtcCloud startLocalPreview:self.isFrontCamera view:self.audiencePreviewView];
    // 这里可指定声音音质，从低到高分别为 SPEECH/DEFAULT/MUSIC
    [self.trtcCloud startLocalAudio:TRTCAudioQualityDefault];
}

- (void)switchToAudience {
    // 切换为观众角色
    [self.trtcCloud switchRole:TRTCRoleAudience];
}

// 切换角色事件回调
- (void)onSwitchRole:(TXLiteAVError)errCode errMsg:(NSString *)errMsg {
    if (errCode == ERR_NULL) {
        // 停止摄像头采集推流
        [self.trtcCloud stopLocalPreview];
        // 停止麦克风采集推流
        [self.trtcCloud stopLocalAudio];
    }
}

- (void)exitRoom {
    [self.trtcCloud stopLocalAudio];
    [self.trtcCloud stopLocalPreview];
    [self.trtcCloud exitRoom];
}

// 离开房间事件回调
- (void)onExitRoom:(NSInteger)reason {
    if (reason == 0) {
        NSLog(@"主动调用 exitRoom 退出房间");
    } else if (reason == 1) {
        NSLog(@"被服务器踢出当前房间");
    } else if (reason == 2) {
        NSLog(@"当前房间整个被解散");
    }
}

- (void)connectOtherRoom:(NSString *)roomId {
    NSMutableDictionary *jsonDict = [[NSMutableDictionary alloc] init];
    // 数字房间号为 roomId
    [jsonDict setObject:roomId forKey:@"strRoomId"];
    [jsonDict setObject:self.userId forKey:@"userId"];
    NSData *jsonData = [NSJSONSerialization dataWithJSONObject:jsonDict options:NSJSONWritingPrettyPrinted error:nil];
    NSString *jsonString = [[NSString alloc] initWithData:jsonData encoding:NSUTF8StringEncoding];
    [self.trtcCloud connectOtherRoom:jsonString];
}

// 请求跨房连麦的结果回调
- (void)onConnectOtherRoom:(NSString *)userId errCode:(TXLiteAVError)errCode errMsg:(NSString *)errMsg {
    // 要跨房通话的另一个房间中的主播的用户 ID
    // 错误码，ERR_NULL 代表请求成功
    // 错误信息
}

- (void)onUserAudioAvailable:(NSString *)userId available:(BOOL)available {
    // 某远端用户发布/取消了自己的音频
    // 在自动订阅模式下，您无需做任何操作，SDK 会自动播放远端用户音频
}

- (void)onUserVideoAvailable:(NSString *)userId available:(BOOL)available {
    // 某远端用户发布/取消了主路视频画面
    if (available) {
        // 订阅远端用户的视频流，并绑定视频渲染控件
        [self.trtcCloud startRemoteView:userId streamType:TRTCVideoStreamTypeBig view:self.remoteView];
    } else {
        // 停止订阅远端用户的视频流，并释放渲染控件
        [self.trtcCloud stopRemoteView:userId streamType:TRTCVideoStreamTypeBig];
    }
}

// 退出跨房连麦
[self.trtcCloud disconnectOtherRoom];

// 退出跨房连麦的结果回调
- (void)onDisconnectOtherRoom:(TXLiteAVError)errCode errMsg:(NSString *)errMsg {
}

NSString *beautyConfigPath = [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) lastObject];
beautyConfigPath = [beautyConfigPath stringByAppendingPathComponent:@"beauty_config.json"];
NSFileManager *localFileManager=[[NSFileManager alloc] init];
BOOL isDir = YES;
NSDictionary * beautyConfigJson = @{};
if ([localFileManager fileExistsAtPath:beautyConfigPath isDirectory:&isDir] && !isDir) {
    NSString *beautyConfigJsonStr = [NSString stringWithContentsOfFile:beautyConfigPath encoding:NSUTF8StringEncoding error:nil];
    NSError *jsonError;
    NSData *objectData = [beautyConfigJsonStr dataUsingEncoding:NSUTF8StringEncoding];
    beautyConfigJson = [NSJSONSerialization JSONObjectWithData:objectData
                                            options:NSJSONReadingMutableContainers
                                            error:&jsonError];
}
NSDictionary *assetsDict = @{@"core_name":@"LightCore.bundle",
                            @"root_path":[[NSBundle mainBundle] bundlePath],
                            @"tnn_"
                            @"beauty_config":beautyConfigJson
};
// 初始化SDK：width和height分别是texture的宽高
self.xMagicKit = [[XMagic alloc] initWithRenderSize:CGSizeMake(width,height) assetsDict:assetsDict];

// RTC Engine SDK 设置第三方美颜的视频数据回调
[self.trtcCloud setLocalVideoProcessDelegete:self pixelFormat:TRTCVideoPixelFormat_Texture_2D bufferType:TRTCVideoBufferType_Texture];

#pragma mark - TRTCVideoFrameDelegate

// 构造 YTProcessInput 传入到 SDK 内做渲染处理
- (uint32_t)onProcessVideoFrame:(TRTCVideoFrame *_Nonnull)srcFrame dstFrame:(TRTCVideoFrame *_Nonnull)dstFrame {
    if (!self.xMagicKit) {
        [self buildBeautySDK:srcFrame.width and:srcFrame.height texture:srcFrame.textureId];//初始化XMagic SDK
        self.heightF = srcFrame.height;
        self.widthF = srcFrame.width;
    }
    if(self.xMagicKit!=nil && (self.heightF!=srcFrame.height || self.widthF!=srcFrame.width)){
       self.heightF = srcFrame.height;
       self.widthF = srcFrame.width;
       [self.xMagicKit setRenderSize:CGSizeMake(srcFrame.width, srcFrame.height)];
    }
    YTProcessInput *input = [[YTProcessInput alloc] init];
    input.textureData = [[YTTextureData alloc] init];
    input.textureData.texture = srcFrame.textureId;
    input.textureData.textureWidth = srcFrame.width;
    input.textureData.textureHeight = srcFrame.height;
    input.dataType = kYTTextureData;
    YTProcessOutput *output = [self.xMagicKit process:input withOrigin:YtLightImageOriginTopLeft withOrientation:YtLightCameraRotation0];
    dstFrame.textureId = output.textureData.texture;
    return 0;
}

- (void)enableDualStreamMode:(BOOL)enable {
    // 小流的视频编码参数（可自定义）
    TRTCVideoEncParam *smallVideoEncParam = [[TRTCVideoEncParam alloc] init];
    smallVideoEncParam.videoResolution = TRTCVideoResolution_480_270;
    smallVideoEncParam.videoFps = 15;
    smallVideoEncParam.videoBitrate = 550;
    smallVideoEncParam.resMode = TRTCVideoResolutionModePortrait;
    [self.trtcCloud enableEncSmallVideoStream:enable withQuality:smallVideoEncParam];
}

// 订阅远端用户视频流时可选视频流类型
[self.trtcCloud startRemoteView:userId streamType:TRTCVideoStreamTypeBig view:view];

// 亦可随时切换指定远端用户的大小画面
[self.trtcCloud setRemoteVideoStreamType:userId type:TRTCVideoStreamTypeSmall];

// 构造点赞消息体
NSDictionary *msgDict = @{
    @"type": @1,        // 点赞类型
    @"likeCount": @10   // 点赞数量
};
NSDictionary *dataDict = @{
    @"cmd": @"like_msg",
    @"msg": msgDict
};
NSError *error;
NSData *data = [NSJSONSerialization dataWithJSONObject:dataDict options:0 error:&error];

// 发送群自定义消息（点赞消息建议设置为低优先级）
[[V2TIMManager sharedInstance] sendGroupCustomMessage:data to:groupID priority:V2TIM_PRIORITY_LOW succ:^{
    // 发送点赞消息成功
    // 本地渲染点赞效果
} fail:^(int code, NSString *desc) {
    // 发送点赞消息失败
}];