If you want to use the sfx files that come with our voices, you can find these in the sfx directory of your voice. The voice will automatically use the SFX file when it speaks. Library/Speech/Voices/David.SpeechVoice/Contents/Resources/default.sfxĬ:\Program Files\Cepstral\voices\David\default.sfx On Mac OS X, the voice data directory (with David, for example) is typically at: The Apple Macintosh OS X uses Embedded Speech Commands (ESCs) through its Speech Manager interface.Ī final way to set effects globally (so you can hear them within other applications) is to save the individual parameters in a text file called 'default.sfx' and save that in the voice's data directory. Like SSML, SAPI can be used to alter the prosody of the speech by altering rate, pitch, and volume, among many others.
Some applications like those on Microsoft Windows use the Speech Application Programming Interface (SAPI). To learn more about using SSML with Cepstral TTS, visit our tutorial on SSML. Note that SSML only works in applications that access the Cepstral TTS engine directly. Additional SSML controls allow the user to insert pauses, switch from one voice to another, and more. Speech Synthesis Markup Language (SSML) provides control of prosody attributes such as rate, volume, and pitch. There are three interfaces that work with Cepstral voices: SSML, Microsoft's SAPI, and Apple's Embedded Speech Commands. To learn more about editing the lexicon, visit our lexicon tutorial.Įach voice is fully customizable in a variety of platforms using easy to implement tags. Pronunciation of specific words can be altered by editing a voice's lexicon. The character voices Dallas and Belle are now available for Windows.Ĭepstral voices are now available anywhere TTS voices can be used on your Mac, supporting OS X 10.6 (Snow Leopard), 10.7 (Lion), and 10.8 (Mountain Lion)!Ĭepstral voices continue to work with your favorite apps for Windows XP, Windows Vista, and Windows 7. Charlie is a youthful US English male voice with personality, Alejandra is a new high quality Americas Spanish voice.
Allison now has 20% more source material, making this favorite even better! Some voices were enhanced and are now available with higher definition audio (22kHz). The Cepstral 6 Synthesis Engine simply produces our best voices yet.Īll voices have had their audio re-optimized for crystal clear audio. Our R&D lab has found ways to let the natural prosody of the recorded source material shine through, eliminating a host of pronunciation errors with smarter algorithms for selection and text analysis. The voices sound more natural because they are more natural. Cepstral Personal 6 provides dramatic improvements to almost every aspect of our Text to Speech (TTS) voices.
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