All the Cool Developers use Speech APIs

A forum for information about Microsoft Speech technologies, including the Speech API (SAPI) and the Managed Speech API.

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  • Blog Post: Cool Developers STILL use Speech APIs

    My apologies that there have been no new posts on this blog for nearly a year.  Because my personal and professional lives have taken a new direction, my Microsoft blog will be closing. I highly recommend the Speech @ Microsoft blog for more up-to-date information on Microsoft’s speech technologies...
  • Blog Post: Enumerating TTS Engines using System.Speech.Synthesizer

    Here is a quick and dirty C# console application that will list out the installed TTS engines and associated properties.  Make sure you add System.Speech to your project's list of references. using System; using System.Collections.Generic; using System.Speech; using System.Speech.Synthesis;...
  • Blog Post: SAPI Documentation Errata: ISpRecoGrammar::SetRuleState

    There is a typo in the documentation for the ISpRecoGrammar::SetRuleState method in SAPI 5.3 .  The input parameters are listed as: HRESULT SetRuleState( LPCWSTR * pszName , void * pReserved , SPRULESTATE NewState ); This instead it should be: HRESULT SetRuleState( LPCWSTR...
  • Blog Post: Speech Content in the Windows SDK

    I'm happy to announce the availability of the RTM release of the Windows SDK. This release - the first RTM one since Vista - contains the following speech-related items: Updated : SAPI 5.3 documentation Updated : System.Speech documentation Updated : Sample source code 8 C++ projects...
  • Blog Post: Background on Audio Volume in Windows Vista

    Our friend in the multimedia group and prolific blogger Larry Osterman is writing a series of articles on how volume is treated in Windows Vista. There is a whole new audio sub-system in Vista and Larry's blog is a great source of information for developers. Volume in Windows Vista, part 1: What is ...
  • Blog Post: Browse the Speech API 5.3 SDK Documentation Online

    You can download the full Windows SDK from here , but if you just want to read the documentation for SAPI, you can do so from this link . To browse the Managed Speech API documentation, here are the links to the various namespaces: System.Speech.AudioFormat System.Speech.Recognition System.Speech...
  • Blog Post: Microsoft Speech API SDK

    The Speech API Software Developers Kit (SAPI SDK) contains the documentation, samples, and header and library files to create applications and utilities that use speech recognition and voice synthesis. In addition, the SAPI SDK can be used to create speech recognition and voice synthesis engines that...
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