Provides a description of a non-speech audio source in <audio>.
<?xml version="1.0"?> <vxml version="2.0"> <form> <block> <prompt> I'm going to play an audio file. </prompt> <audio src="http://nonexistent.domain.com/test.wav"> Oops, the audio file could not be retrieved! <desc> If the wave file at the location specified by the "src" attribute can not be retrieved, the text within the "audio" tag will be read by the TTS engine. </desc> </audio> </block> </form> </vxml>
The output of the above script would be:
Computer: I'm going to play an audio file.
Computer: (plays audio file if available)