API 개요
Overview
Basic APIs
API | Description |
Creates a TRTCCloud singleton. | |
Releases a TRTCCloud singleton. | |
Sets the callback API TRTCCloudCallback. | |
Removes event callback. |
Room APIs
API | Description |
Enters a room. If the room does not exist, the system will create one automatically. | |
Exits a room. | |
Switches roles. This API works only in live streaming scenarios ( TRTC_APP_SCENE_LIVE and TRTC_APP_SCENE_VOICE_CHATROOM). | |
Sets the audio/video data receiving mode, which must be set before room entry to take effect. | |
Requests a cross-room call (anchor competition). | |
Exits a cross-room call. | |
Switches rooms. |
CDN APIs
API | Description |
Starts pushing to Tencent Cloud’s live streaming CDN. | |
Stops pushing to Tencent Cloud’s live streaming CDN. | |
Starts relaying to the live streaming CDN of a non-Tencent Cloud vendor. | |
Stops relaying to non-Tencent Cloud addresses. | |
Sets On-Cloud MixTranscoding parameters. |
Video APIs
API | Description |
Enables local video preview (only custom rendering is supported currently). | |
Stops local video capturing and preview. | |
Pauses/Resumes sending local video data. | |
Starts pulling and displaying the image of a specified remote user (only custom rendering is supported currently). | |
Stops displaying and pulling the video image of a remote user. | |
Stops displaying and pulling the video images of all remote users. | |
Pauses/Resumes receiving the video stream of a specified remote user. | |
Pauses/Resumes receiving all remote video streams. | |
Sets video encoder parameters. | |
Sets QoS control parameters. | |
Sets the mirror mode of encoded images. |
Audio APIs
API | Description |
Enables local audio capturing and upstream data transfer. | |
Disables local audio capturing and upstream data transfer. | |
Mutes/Unmutes local audio. | |
Mutes/Unmutes a specified remote user. | |
Mutes/Unmutes all remote users. | |
Sets the playback volume of a remote user. | |
Sets the SDK capturing volume. | |
Gets the SDK capturing volume. | |
Sets the SDK playback volume. | |
Gets the SDK playback volume. | |
Enables volume reminders. | |
Starts audio recording. | |
Stops audio recording. |
Device management APIs
API | Description |
Music and voice effect APIs
API | Description |
Gets the audio effect management class TXAudioEffectManager, which is used to manage background music, short audio effects, and voice effects. For details, please see Specific Music and Voice Effect APIs. |
Custom video rendering APIs
API | Description |
Sets custom rendering for the local video. | |
Sets custom rendering for the video of a remote user. |
Custom message sending APIs
API | Description |
Embeds small-volume custom data in video frames. |
Network testing APIs
API | Description |
Starts network speed testing. This may compromise the quality of video calls and should be avoided during a video call. | |
Stops server speed testing. |
Log APIs
API | Description |
Gets the SDK version. | |
Sets the log output level. | |
Changes the path to save logs. | |
Enables/Disables local log compression. | |
Calls the experimental API. |
TRTCCloudCallback
Callback APIs for the TRTC audio call feature
Error and warning event callback APIs
API | Description |
Error callback. This indicates that the SDK encountered an irrecoverable error. Such errors must be listened for, and UI reminders should be displayed to users if necessary. | |
Warning callback. This alerts you to non-serious problems such as lag or recoverable decoding failure. |
Room event callback APIs
API | Description |
Callback of room entry | |
Callback of room exit | |
Callback of role switching | |
Callback of the result of requesting a cross-room call (anchor competition) | |
Callback of the result of ending a cross-room call (anchor competition) | |
Callback of the result of room switching ( switchRoom) |
User event callback APIs
API | Description |
Callback of the entry of a user | |
Callback of the exit of a user | |
Callback of whether a user has turned the camera on | |
Callback of whether a remote user has playable audio | |
Callback of rendering the first video frame of the local user or a remote user | |
Callback of playing the first audio frame of a remote user. No notifications are sent for local audio. | |
Callback of sending the first local video frame | |
Callback of sending the first local audio frame |
Callback APIs for statistics on network quality and technical metrics
API | Description |
Callback of network quality. This callback is triggered every 2 seconds to collect statistics on the current upstream and downstream data transfer. | |
Callback of statistics on technical metrics |
Server event callback APIs
API | Description |
Callback of the disconnection of the SDK from the server | |
Callback of the SDK trying to connect to the server again | |
Callback of the reconnection of the SDK to the server | |
Callback of server speed test results. The SDK tests the speed of multiple server addresses, and the result of each test is returned through this callback. |
Hardware event callback APIs
API | Description |
Callback of the camera being ready | |
Callback of the mic being ready | |
Callback of volume, including the volume of each userId and the total remote volume | |
Callback of connecting/disconnecting a local device |
Custom message receiving callback APIs
API | Description |
Callback of receiving an SEI message |
Callback APIs for CDN relayed push
API | Description |
Callback of starting to push to Tencent Cloud’s live streaming CDN, which corresponds to the startPublishing() API in TRTCCloud | |
Callback of stopping pushing to Tencent Cloud’s live streaming CDN, which corresponds to the stopPublishing() API in TRTCCloud | |
Callback of the completion of starting relayed push to CDNs | |
Callback of the completion of stopping relayed push to CDNs | |
Sets On-Cloud MixTranscoding parameters, which corresponds to the setMixTranscodingConfig() API in TRTCCloud |
Definitions of Key Classes
Class | Description |
Room entry parameters | |
Video encoding parameters | |
On-Cloud MixTranscoding configuration | |
Room switching parameters | |
QoS control parameters | |
Reverb effects (karaoke, room, hall, low and deep, resonant, etc.) | |
Parameters for music and voice effect setting APIs | |
Audio recording parameters |
Specific Device Management APIs
API | Description |
Gets whether the front camera is being used. | |
Switches cameras. | |
Gets the maximum zoom level of the current camera. | |
Sets the zoom level of the current camera. | |
Gets whether automatic facial recognition is supported. | |
Enables/Disables automatic facial recognition. | |
Sets camera focus. | |
Enables/Disables flash. | |
Sets the system volume type to use during calls. | |
Sets the audio route. |
Specific Music and Voice Effect APIs
API | Description |
Sets the voice change effects (karaoke, room, hall, low and deep, resonant, etc.) | |
Sets the callback of the playback progress of background music. | |
Starts playing background music. | |
Stops playing background music. | |
Pauses background music. | |
Resumes playing background music. | |
Sets the remote playback volume of background music, i.e., the volume heard by remote users. | |
Sets the local playback volume of background music. | |
Sets the local and remote playback volume of background music. | |
Changes the pitch of background music. | |
Changes the playback speed of background music. | |
Gets the playback progress (ms) of background music. | |
Sets the playback progress (ms) of background music. | |
Gets the length (ms) of the background music file. |