Skip to content
telnyx-voice-streaming-java logo

Telnyx Voice Streaming - Java

telnyx-voice-streaming-java

Stream call audio in real-time, fork media to external destinations, and transcribe speech live. Use for real-time analytics and AI integrations. This skill provides Java SDK examples.

SKILL.md

Full skill instructions

<!-- Auto-generated from Telnyx OpenAPI specs. Do not edit. -->

Telnyx Voice Streaming - Java

Installation

// See https://github.com/​team-telnyx/​telnyx-java for Maven/​Gradle setup

Setup

import com.telnyx.sdk.client.TelnyxClient;
import com.telnyx.sdk.client.okhttp.TelnyxOkHttpClient;

TelnyxClient client = TelnyxOkHttpClient.fromEnv();

All examples below assume client is already initialized as shown above.

Forking start

Call forking allows you to stream the media from a call to a specific target in realtime.

POST /​calls/​{call_control_id}/​actions/​fork_start

import com.telnyx.sdk.models.calls.actions.ActionStartForkingParams;
import com.telnyx.sdk.models.calls.actions.ActionStartForkingResponse;

ActionStartForkingResponse response = client.calls().actions().startForking("call_control_id");

Forking stop

Stop forking a call.

POST /​calls/​{call_control_id}/​actions/​fork_stop

import com.telnyx.sdk.models.calls.actions.ActionStopForkingParams;
import com.telnyx.sdk.models.calls.actions.ActionStopForkingResponse;

ActionStopForkingResponse response = client.calls().actions().stopForking("call_control_id");

Streaming start

Start streaming the media from a call to a specific WebSocket address or Dialogflow connection in near-realtime.

POST /​calls/​{call_control_id}/​actions/​streaming_start

import com.telnyx.sdk.models.calls.actions.ActionStartStreamingParams;
import com.telnyx.sdk.models.calls.actions.ActionStartStreamingResponse;

ActionStartStreamingResponse response = client.calls().actions().startStreaming("call_control_id");

Streaming stop

Stop streaming a call to a WebSocket.

POST /​calls/​{call_control_id}/​actions/​streaming_stop

import com.telnyx.sdk.models.calls.actions.ActionStopStreamingParams;
import com.telnyx.sdk.models.calls.actions.ActionStopStreamingResponse;

ActionStopStreamingResponse response = client.calls().actions().stopStreaming("call_control_id");

Transcription start

Start real-time transcription.

POST /​calls/​{call_control_id}/​actions/​transcription_start

import com.telnyx.sdk.models.calls.actions.ActionStartTranscriptionParams;
import com.telnyx.sdk.models.calls.actions.ActionStartTranscriptionResponse;
import com.telnyx.sdk.models.calls.actions.TranscriptionStartRequest;

ActionStartTranscriptionParams params = ActionStartTranscriptionParams.builder()
    .callControlId("call_control_id")
    .transcriptionStartRequest(TranscriptionStartRequest.builder().build())
    .build();
ActionStartTranscriptionResponse response = client.calls().actions().startTranscription(params);

Transcription stop

Stop real-time transcription.

POST /​calls/​{call_control_id}/​actions/​transcription_stop

import com.telnyx.sdk.models.calls.actions.ActionStopTranscriptionParams;
import com.telnyx.sdk.models.calls.actions.ActionStopTranscriptionResponse;

ActionStopTranscriptionResponse response = client.calls().actions().stopTranscription("call_control_id");

Webhooks

The following webhook events are sent to your configured webhook URL. All webhooks include telnyx-timestamp and telnyx-signature-ed25519 headers for verification (Standard Webhooks compatible).

EventDescription
callForkStartedCall Fork Started
callForkStoppedCall Fork Stopped
callStreamingStartedCall Streaming Started
callStreamingStoppedCall Streaming Stopped
callStreamingFailedCall Streaming Failed
transcriptionTranscription