Earmuff a call
This code snippet earmuffs and unearmuffs a call. When a call is earmuffed, the user cannot hear other participants, but other participants can hear the user.
Example
Replace the following variables in the example code:
| Key | Description |
|---|---|
VOICE_CALL_ID | The UUID of the call leg. |
Prerequisites
Execute the following command at your terminal prompt to create the JWT for authentication:
export JWT=$(nexmo jwt:generate $PATH_TO_PRIVATE_KEY application_id=$NEXMO_APPLICATION_ID)Write the code
Add the following to earmuff-a-call.sh:
curl -X PUT https://api.nexmo.com/v1/calls/$VOICE_CALL_ID \
-H "Authorization: Bearer $JWT"\
-H "Content-Type: application/json"\
-d '{"action": "earmuff"}'
sleep 5s
curl -X PUT https://api.nexmo.com/v1/calls/$VOICE_CALL_ID \
-H "Authorization: Bearer $JWT"\
-H "Content-Type: application/json"\
-d '{"action": "unearmuff"}'Run your code
Save this file to your machine and run it:
Prerequisites
npm install @vonage/server-sdkCreate a file named earmuff-a-call.js and add the following code:
Run your code
Save this file to your machine and run it:
Prerequisites
Add the following to build.gradle:
Create a file named EarmuffCall and add the following code to the main method:
Run your code
We can use the application plugin for Gradle to simplify the running of our application. Update your build.gradle with the following:
Run the following gradle command to execute your application, replacing com.vonage.quickstart.kt.voice with the package containing EarmuffCall:
Prerequisites
Add the following to build.gradle:
Create a file named EarmuffCall and add the following code to the main method:
Run your code
We can use the application plugin for Gradle to simplify the running of our application. Update your build.gradle with the following:
Run the following gradle command to execute your application, replacing com.vonage.quickstart.voice with the package containing EarmuffCall:
Prerequisites
Install-Package VonagePrerequisites
composer require vonage/clientRun your code
Save this file to your machine and run it:
Prerequisites
pip install vonage python-dotenvRun your code
Save this file to your machine and run it:
Prerequisites
gem install vonageRun your code
Save this file to your machine and run it:
Try it out
When you run the code the call identified by UUID will be earmuffed or unearmuffed.
Further Reading
- Conference Calling - This guide explains the two concepts Vonage associates with a call, a leg and a conversation.