How to record a sound ?

Modified on Mon, 28 Mar, 2022 at 4:42 PM

Recording the sound the microphones pick up is a way to know if the microphones work properly.

Use Choregraphe to record sounds with the microphones.

You will be able to choose which microphones you want to record sound from :

Once the recording process is done, play back the recording and check that :

REQUIREMENTS

What you need:

a robot,
Choregraphe (make sure the version of Choregraphe is compatible with your computer and with the robot's NAOqi version),
a computer connected to the same network as the robot.

INSTRUCTIONS

Turn your robot on. Launch Choregraphe. Connect to your robot. In the box libraries, go to *Multimedia -> Sound -> Record Sound* to display the Record Sound box.
Drag the Record Sound box and drop it in the grey area.
Click the starting point to the left and hold your mouse to link to the *Record Sound* box starting point. It creates a connection string.
Click the wrench icon to display the box parameters. Choose a name for the recording.
In Microphones used, select "Front, sides and rear microphones (.wav)" to select the four microphones. Uncheck the "Temporary storage" box. Set the record length in "Timeout". Note: By default, the value is set to 5 seconds. Click OK. Click Play button in the navigation bar to start the recording process.
When the recording process is done, a message appears on the output of the *"Record Sound"* box. That message is the file location.
To access the file of the recording, click : Connection -> Advanced -> File Transfer...
A popup appears. Fill in the robot's password.
A Files transfer window opens. Double click on recordings. Then, double click on microphones.
Select the recording and click Download. Choose the destination to save the file on your computer. Click Quit to close the FTP Files Transfer window. Go to the chosen destination and play back the recording.