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The Windows 2000 version of Narrator uses SAPI 4 and allows the use of other SAPI 4 voices. The Windows XP version uses the newer SAPI 5. However, it only allows the use of the default voice, Microsoft Sam, even if other voices have been installed. In Windows Vista and Windows 7, Narrator has been updated to use SAPI 5.3 and the Microsoft Anna ...
Screen readers were therefore forced to employ new low-level techniques, gathering messages from the operating system and using these to build up an "off-screen model", a representation of the display in which the required text content is stored. [14] For example, the operating system might send messages to draw a command button and its caption.
Commercial for Windows; freeware for DOS Includes support for MSAA, the Java Access Bridge, and PDF. Microsoft Narrator: Microsoft Windows Free, Commercial Bundled with recent versions of Windows, this basic screen reader makes use of MSAA. Microsurf: Microsurf: All that run Chrome browser Free Microsurf is a screen reader for Chrome
The Speech Application Programming Interface or SAPI is an API developed by Microsoft to allow the use of speech recognition and speech synthesis within Windows applications. To date, a number of versions of the API have been released, which have shipped either as part of a Speech SDK or as part of the Windows OS itself.
WSR can be used to control the Metro user interface in Windows 8, Windows 8.1, and Windows RT with commands to open the Charms bar ("Press Windows C"); to dictate or display commands in Metro-style apps ("Press Windows Z"); to perform tasks in apps (e.g., "Change to Celsius" in MSN Weather); and to display all installed apps listed by the Start ...
Job Access With Speech (JAWS) is a computer screen reader program for Microsoft Windows that allows blind and visually impaired users to read the screen either with a text-to-speech output or by a refreshable Braille display. JAWS is produced by the Blind and Low Vision Group of Freedom Scientific.
None of these voices match the Cortana text-to-speech voice which can be found on Windows Phone 8.1, Windows 10, and Windows 10 Mobile. In an attempt to unify its software with Windows 10, all of Microsoft's current platforms use the same text-to-speech voices except for Microsoft David and a few others.
Concerned by the high cost of commercial screen readers, in April 2006, Michael Curran began writing a Python-based screen reader with Microsoft SAPI as its speech engine. It provided support for Microsoft Windows 2000 onwards, and provided screen reading capabilities such as basic support for some third-party software and web browsing.