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Demo Page

King County Transit Authority Public-Announcement Demonstration:

Specify your desired audio file format:
Extension Description
.aiffAudio Interchange File Format, used on Apple computers.
.wavMS WAVeform file format, a.k.a. RIFF, cf. How-To
.raw"raw" headerless audio file made up of signed 16-bit samples.
Create Sample Output:
Try it more than once!

Cubic Transportation Systems Demonstration:

Random utterances from each of several limited grammars:

Note: These are demonstration systems, built quickly and intended to show capability, rather than to be bug-free. So please be patient with bugs, we're not fully tested here. And please expect many (not all) audible discontinuities to be ironed out through iterated refinement before delivery of a deployment system.

A female voice can be used, at your request.

Freshly-generated random outputs

Select a file format and click on any of the demo buttons below. You will receive a randomly-generated SprexOut output file, using the selected demonstration grammar. 

Specify your desired audio file format:
Extension Description
.aiffAudio Interchange File Format, used on Apple computers.
.wavMS WAVeform file format, a.k.a. RIFF, cf. How-To
.raw"raw" headerless audio file made up of signed 16-bit samples.
(Audio sample rate here is 11025Hz.) 

   Sub-Grammar Used      # outputs     
----------------------  -----------
     Canned prompts          3      
   Please take your X        2      
Random 5-letter string  11,881,376  
     Numbers <100M      99,999,999  
   Prices <100K units    1,700,000
If the audio sounds like a hiss, try a different file format (filename extension).
If the audio sounds like a chipmunk or a gorilla, change the playback sample rate.
Comments? If anything can be changed to better address your wishes, we are eager to hearabout it. Please share any reactions you may have. 
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Message:
Copyright © 1996-2005 Sprex, Inc. All rights reserved.
Date: July 5, 2008