Audio

How do I check an audio codec?

Updated 2026-08-14

Quick answer

You can check an audio codec by using media player software or command-line tools that display codec information for audio files.

This guide provides steps to check the audio codec of files on different platforms.

Steps

  1. 1

    Using VLC Media Player

    Open the audio file in VLC, then go to 'Tools' > 'Codec Information' to view the codec details.

  2. 2

    Using Windows Media Player

    Right-click the audio file, select 'Properties', and then check the 'Details' tab for codec information.

  3. 3

    Using QuickTime Player on macOS

    Open the audio file, then select 'Window' > 'Show Movie Inspector' to view codec details.

  4. 4

    Using FFmpeg

    Run the command 'ffmpeg -i filename' in the terminal to see codec information in the output.

Checking Audio Codec on Windows

You can use Windows Media Player or VLC Media Player to check the audio codec of a file.

Checking Audio Codec on macOS

On macOS, you can use QuickTime Player or VLC Media Player to find the audio codec information.

Using Command-Line Tools

For advanced users, command-line tools like FFmpeg or MediaInfo can provide detailed codec information.

Watch out for

  • Steps may vary slightly depending on the version of the software used.

FAQ

What is an audio codec?

An audio codec is a software or hardware that compresses and decompresses digital audio data.

Why is it important to know the audio codec?

Knowing the audio codec helps ensure compatibility with playback devices and software.

Can I change the audio codec of a file?

Yes, you can change the audio codec by re-encoding the file using audio editing software or command-line tools.