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    TUICallEngine

    Last updated: 2024-07-30 11:22:55
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      TUICallEngine APIs

      TUICallEngine is an audio/video call component that does not include UI elements. If TUICallKit does not meet your requirements, you can use the APIs of TUICallEngine to customize your project.

      Overview

      API
      Description
      Creates a TUICallEngine instance (singleton mode).
      Terminates a TUICallEngine instance (singleton mode).
      init
      Authenticates the basic audio/video call capabilities.
      Registers an event listener.
      Unregisters an event listener.
      call
      Makes a one-to-one call.
      groupCall
      Makes a group call.
      accept
      Accepts a call.
      reject
      Rejects a call.
      hangup
      Ends a call.
      ignore
      Ignores a call.
      Invites users to the current group call.
      Joins a group call.
      Changes the call type, for example, from video call to audio call.
      Subscribes to the video stream of a remote user.
      Unsubscribes from the video stream of a remote user.
      Turns the camera on.
      Turns the camera off.
      Switches between the front and rear cameras.
      Turns the mic on.
      Turns the mic off.
      Selects the audio playback device (receiver or speaker).
      Sets the alias and profile photo.
      Sets whether to enable multi-device login for TUICallEngine (supported by the Group Call package).
      Set the rendering mode of video image.
      Set the encoding parameters of video encoder.
      Advanced features.
      Set beauty level, support turning off default beauty.

      Details

      createInstance

      This API is used to create a TUICallEngine singleton.
      - (TUICallEngine *)createInstance;

      destroyInstance

      This API is used to terminate a TUICallEngine singleton.
      - (void)destroyInstance;

      Init

      This API is used to initialize TUICallEngine. Call it to authenticate the call service and perform other required actions before you call other APIs.
      - (void)init:(NSString *)sdkAppID userId:(NSString *)userId userSig:(NSString *)userSig succ:(TUICallSucc)succ fail:(TUICallFail)fail;
      Parameter
      Type
      Description
      sdkAppID
      NSString
      You can view SDKAppID in Application Management > Application Info of the TRTC console.
      userId
      NSString
      The ID of the current user, which is a string that can contain only letters (a-z and A-Z), digits (0-9), hyphens (-), and underscores (_).
      userSig
      NSString
      Tencent Cloud's proprietary security signature. For how to calculate and use it, see UserSig.

      addObserver

      This API is used to register an event listener to listen for TUICallObserver events.
      - (void)addObserver:(id<TUICallObserver>)observer;

      removeObserver

      This API is used to unregister an event listener.
      - (void)removeObserver:(id<TUICallObserver>)observer;

      call

      This API is used to make a (one-to-one) call.
      - (void)call:(NSString *)userId callMediaType:(TUICallMediaType)callMediaType params:(TUICallParams *)params succ:(TUICallSucc)succ fail:(TUICallFail)fail
      Parameter
      Type
      Description
      userId
      NSString
      The target user ID.
      callMediaType
      The call type, which can be video or audio.
      params
      An additional parameter, such as roomID, call timeout, offline push info, etc

      groupCall

      This API is used to make a group call.
      Notice：
      Before making a group call, you need to create an IM group first.
      - (void)groupCall:(NSString *)groupId userIdList:(NSArray <NSString *> *)userIdList callMediaType:(TUICallMediaType)callMediaType params:(TUICallParams *)params succ:(TUICallSucc)succ fail:(TUICallFail)fail
      Parameter
      Type
      Description
      groupId
      NSString
      The group ID.
      userIdList
      NSArray
      The target user IDs.
      callMediaType
      The call type, which can be video or audio.
      params
      An additional parameter. such as roomID, call timeout, offline push info, etc

      accept

      This API is used to accept a call. After receiving the onCallReceived() callback, you can call this API to accept the call.
      - (void)accept:(TUICallSucc)succ fail:(TUICallFail)fail;

      reject

      This API is used to reject a call. After receiving the onCallReceived() callback, you can call this API to reject the call.
      - (void)reject:(TUICallSucc)succ fail:(TUICallFail)fail;

      ignore

      This API is used to ignore a call. After receiving the onCallReceived(), you can call this API to ignore the call. The caller will receive the onUserLineBusy callback.
      Note: If your project involves live streaming or conferencing, you can also use this API to implement the “in a meeting” or “on air” feature.
      - (void)ignore:(TUICallSucc)succ fail:(TUICallFail)fail;

      hangup

      This API is used to end a call.
      - (void)hangup:(TUICallSucc)succ fail:(TUICallFail)fail;

      inviteUser

      This API is used to invite users to the current group call.
      This API is called by a participant of a group call to invite new users.
      - (void)inviteUser:(NSArray<NSString *> *)userIdList params:(TUICallParams *)params succ:(void(^)(NSArray <NSString *> *userIdList))succ fail:(TUICallFail)fail
      Parameter
      Type
      Description
      userIdList
      NSArray
      The target user IDs.
      params
      An additional parameter. such as roomID, call timeout, offline push info, etc
      Notice：
      In this case, the custom RoomId is invalid. The SDK will invite others to join the room where the inviter is currently located.

      joinInGroupCall

      This API is used to join a group call.
      This API is called by a group member to join the group’s call.
      - (void)joinInGroupCall:(TUIRoomId *)roomId groupId:(NSString *)groupId callMediaType:(TUICallMediaType)callMediaType succ:(TUICallSucc)succ fail:(TUICallFail)fail;
      Parameter
      Type
      Description
      roomId
      TUIRoomId
      The room ID.
      groupId
      NSString
      The group ID.
      callMediaType
      The call type, which can be video or audio.

      switchCallMediaType

      This API is used to change the call type.
      - (void)switchCallMediaType:(TUICallMediaType)newType;
      Parameter
      Type
      Description
      callMediaType
      The call type, which can be video or audio.

      startRemoteView

      This API is used to set the view object to display a remote video.
      - (void)startRemoteView:(NSString *)userId videoView:(TUIVideoView *)videoView onPlaying:(void(^)(NSString *userId))onPlaying onLoading:(void(^)(NSString *userId))onLoading onError:(void(^)(NSString *userId, int code, NSString *errMsg))onError;
      Parameter
      Type
      Description
      userId
      NSString
      The target user ID.
      videoView
      TUIVideoView
      The view to be rendered.

      stopRemoteView

      This API is used to unsubscribe from the video stream of a remote user.
      - (void)stopRemoteView:(NSString *)userId;
      Parameter
      Type
      Description
      userId
      NSString
      The target user ID.

      openCamera

      This API is used to turn the camera on.
      - (void)openCamera:(TUICamera)camera videoView:(TUIVideoView *)videoView succ:(TUICallSucc)succ fail:(TUICallFail)fail;
      Parameter
      Type
      Description
      camera
      TUICamera
      The front or rear camera.
      videoView
      TUIVideoView
      The view to be rendered.

      closeCamera

      This API is used to turn the camera off.
      - (void)closeCamera;

      switchCamera

      This API is used to switch between the front and rear cameras.
      - (void)switchCamera:(TUICamera)camera;
      Parameter
      Type
      Description
      camera
      TUICamera
      The front or rear camera.

      openMicrophone

      This API is used to turn the mic on.
      - (void)openMicrophone:(TUICallSucc)succ fail:(TUICallFail)fail;

      closeMicrophone

      This API is used to turn the mic off.
      - (void)closeMicrophone;

      selectAudioPlaybackDevice

      This API is used to select the audio playback device (receiver or speaker). In call scenarios, you can use this API to turn on/off hands-free mode.
      - (void)selectAudioPlaybackDevice:(TUIAudioPlaybackDevice)device;
      Parameter
      Type
      Description
      device
      The speaker or receiver.

      setSelfInfo

      This API is used to set the alias and profile photo. The alias cannot exceed 500 bytes, and the profile photo is specified by a URL.
      - (void)setSelfInfo:(NSString * _Nullable)nickName avatar:(NSString * _Nullable)avatar succ:(TUICallSucc)succ fail:(TUICallFail)fail;

      enableMultiDeviceAbility

      This API is used to set whether to enable multi-device login for TUICallEngine (supported by the Group Call package).
      - (void)enableMultiDeviceAbility:(BOOL)enable succ:(TUICallSucc)succ fail:(TUICallFail)fail;

      setVideoRenderParams

      Set the rendering mode of video image.
      - (void)setVideoRenderParams:(NSString *)userId params:(TUIVideoRenderParams *)params succ:(TUICallSucc)succ fail:(TUICallFail)fail;
      Parameter
      Type
      Description
      userId
      NSString
      The target user ID.
      params
      Video render parameters.

      setVideoEncoderParams

      Set the encoding parameters of video encoder.
      This setting can determine the quality of image viewed by remote users, which is also the image quality of on-cloud recording files.
      - (void)setVideoEncoderParams:(TUIVideoEncoderParams *)params succ:(TUICallSucc)succ fail:(TUICallFail)fail;
      Parameter
      Type
      Description
      params
      Video encoding parameters

      getTRTCCloudInstance

      Advanced features.
      - (TRTCCloud *)getTRTCCloudInstance;

      setBeautyLevel

      Set beauty level, support turning off default beauty.
      
      - (void)setBeautyLevel:(CGFloat)level succ:(TUICallSucc)succ fail:(TUICallFail)fail;
      Parameter
      Type
      Description
      level
      CGFloat
      Beauty level，range: 0 - 9； 0 means turning off the effect, 9 means the most obvious effect.
      
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