Ventriloquist

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A text-to-speech API server for OS X and Windows

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Installation

Download the release for your platform.

OSX

The application is unsigned, so you will have to make sure you have System Preferences->Security & Privacy->General->Allow applications downloaded from: Anywhere

Launch the application.

Windows 8

Run as Administrator on the initial launch, this will create the necessary urlacl's. Subsequent runs can be any user.

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Using either the system tray (Windows) or the menu bar (OS X), you can configure the server, as well as test the API.

Configuration data is stored in a SQLite database. The database locations for each platform are:

OSX: ~/Library/Application Support/Ventriloquist/config.db Windows: %HOME%/AppData/Local/Ventriloquist/config.db

API

Endpoint: /api/tts

The API for TTS accepts a JSON object with the following parameters:

Variable	Mandatory	Default	Description
Text	Y	-	Text to be spoken by the speech synthesizer.
Speed	N	5	The voice rate. Valid range is 0-10
Language	N	"en"	Language options are currently "en" and "fr"
Voice	N	0	Index of the voice you want to use

A sample API call:

var client = new HttpClient ();
client.PostAsync (new Uri("http://localhost:7888/api/tts"),
		          new StringContent("{Text: 'The ripe taste of cheese improves with age.',Speed: 5,Language: 'en',Voice: 0,Interrupt: true}", System.Text.Encoding.UTF8, "application/json"));