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Telnyx Voice Media - Java

telnyx-voice-media-java

Play audio files, use text-to-speech, and record calls. Use when building IVR systems, playing announcements, or recording conversations. This skill provides Java SDK examples.

SKILL.md

Full skill instructions

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

Telnyx Voice Media - 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.

Play audio URL

Play an audio file on the call.

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

import com.telnyx.sdk.models.calls.actions.ActionStartPlaybackParams;
import com.telnyx.sdk.models.calls.actions.ActionStartPlaybackResponse;

ActionStartPlaybackResponse response = client.calls().actions().startPlayback("call_control_id");

Stop audio playback

Stop audio being played on the call.

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

import com.telnyx.sdk.models.calls.actions.ActionStopPlaybackParams;
import com.telnyx.sdk.models.calls.actions.ActionStopPlaybackResponse;

ActionStopPlaybackResponse response = client.calls().actions().stopPlayback("call_control_id");

Record pause

Pause recording the call.

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

import com.telnyx.sdk.models.calls.actions.ActionPauseRecordingParams;
import com.telnyx.sdk.models.calls.actions.ActionPauseRecordingResponse;

ActionPauseRecordingResponse response = client.calls().actions().pauseRecording("call_control_id");

Record resume

Resume recording the call.

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

import com.telnyx.sdk.models.calls.actions.ActionResumeRecordingParams;
import com.telnyx.sdk.models.calls.actions.ActionResumeRecordingResponse;

ActionResumeRecordingResponse response = client.calls().actions().resumeRecording("call_control_id");

Recording start

Start recording the call.

POST /​calls/​{call_control_id}/​actions/​record_start — Required: format, channels

import com.telnyx.sdk.models.calls.actions.ActionStartRecordingParams;
import com.telnyx.sdk.models.calls.actions.ActionStartRecordingResponse;

ActionStartRecordingParams params = ActionStartRecordingParams.builder()
    .callControlId("call_control_id")
    .channels(ActionStartRecordingParams.Channels.SINGLE)
    .format(ActionStartRecordingParams.Format.WAV)
    .build();
ActionStartRecordingResponse response = client.calls().actions().startRecording(params);

Recording stop

Stop recording the call.

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

import com.telnyx.sdk.models.calls.actions.ActionStopRecordingParams;
import com.telnyx.sdk.models.calls.actions.ActionStopRecordingResponse;
import com.telnyx.sdk.models.calls.actions.StopRecordingRequest;

ActionStopRecordingParams params = ActionStopRecordingParams.builder()
    .callControlId("call_control_id")
    .stopRecordingRequest(StopRecordingRequest.builder().build())
    .build();
ActionStopRecordingResponse response = client.calls().actions().stopRecording(params);

Speak text

Convert text to speech and play it back on the call.

POST /​calls/​{call_control_id}/​actions/​speak — Required: payload, voice

import com.telnyx.sdk.models.calls.actions.ActionSpeakParams;
import com.telnyx.sdk.models.calls.actions.ActionSpeakResponse;

ActionSpeakParams params = ActionSpeakParams.builder()
    .callControlId("call_control_id")
    .payload("Say this on the call")
    .voice("female")
    .build();
ActionSpeakResponse response = client.calls().actions().speak(params);

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
callPlaybackStartedCall Playback Started
callPlaybackEndedCall Playback Ended
callSpeakEndedCall Speak Ended
callRecordingSavedCall Recording Saved
callRecordingErrorCall Recording Error
callRecordingTranscriptionSavedCall Recording Transcription Saved
callSpeakStartedCall Speak Started

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