Audio class

The audio message. There is a 1 MB limit on the audio file input and the only supported format is MP3. To convert your MP3 audio files to an Alexa-friendly,

required codec version (MPEG version 2) and bit rate (48 kbps), you might use converter software. One option for this is a command-line tool, FFmpeg. For more information, see FFmpeg. The following command converts the provided <input-file> to an MP3 file that is played in the announcement:

ffmpeg -i <input-file> -ac 2 -codec:a libmp3lame -b:a 48k -ar 16000 <output-file.mp3>

Constructors

Audio({required Locale locale, required String location})

Properties

hashCode → int

The hash code for this object.

no setter, inherited

locale → Locale

The locale of the audio message. Currently, en-US is supported.

final

location → String

The location of the audio file. Currently, S3 URLs are supported. Only S3 locations comprised of safe characters are valid. For more information, see Safe Characters.

final

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toJson() → Map<String, dynamic>

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited