---
name: "Audio::File::AudioProperties"
section: "3pm"
platform: "linux"
package: "libaudio-file-perl"
version: "0.11-5"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/Audio::File::AudioProperties"
---

# Audio::File::AudioProperties(3pm)

abstract an audio files audio properties.

## NAME

Audio::File::AudioProperties - abstract an audio files audio properties.

## DESCRIPTION

Audio::File::AudioProperties is the base class for other file format independent audio property classes like Audio::File::Flac::AudioProperties or Audio::File::Ogg::AudioProperties. You should not use this class yourself except if you're writing your own file format dependent subclass.

## METHODS

### new

Constructor. Creates new Audio::File::AudioProperties object. You should not use this method yourself. It's called by the filetype-dependant subclasses of Audio::File::Type automatically.

### init

Initializes the object. It's called by the constructor and empty by default. It's ought to be overwritten by subclasses.

### length

Returns the length of the audio file in seconds.

### bitrate

Returns the bitrate of the file.

### sample\_rate

Returns the sample rate of the audio file.

### channels

Returns the number of channels the audio file has.

### all

Get all audio properties.

## SEE ALSO

Audio::File, Audio::File::Type, Audio::File::Tag

## AUTHOR

Florian Ragwitz \<flora@cpan.org\>

## COPYRIGHT AND LICENSE

Copyright (C) 2004 Florian Ragwitz

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.