Audio file input

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Media file input/ Audio file input

Audio file inputs support playback of audio-only files and looped playback.

It is possible to import multiple audio files by using the Application menu “File/Import media…

The supported Audio codecs are currently WAW and MP3, with a sample rate of 48KHz.


  • Media source - Use the Load button to load an audio file into Composer. If a file has been loaded but the file has been modified, you can use the Reload button to refresh the file in Composer. Use the Clear button to unload the file.

  • Playback state - Current playback state

  • Commands

    • Play button - Start playback

    • Pause button - Pause playback

    • Stop button - Stop playback

  • Configuration

    • Loop playback —This determines if the playback should loop at the end of the file.

    • Start playing when loaded - Check this option to automatically start playback when the file is loaded (Default).

  • Performance and properties

    • Message - Info Message

    • Audio buffer length (ms) - Audio buffer length (in ms)

    • Current time - current playback time (Time code) in hours:minutes:seconds:frames.

    • Number of loops played - Counting the number of loops

    • Dispose LibAv - Composer will dispose the LibAv library when playback is stopped or looped.

    • AudioTrackInfo - detailed debug information on audio track properties

  • Optional TAGS

    • TAGS - Add a "tag"  that can be used in the input smart search function. It is possible to add several tags by separating them by a SPACE char.

Note! For seamless playback of loops, make sure your audio file don’t contain silent audio at the end of the file.