|
Loquendo TTS Telephony |
Loquendo TTS Multimedia |
Loquendo TTS Multimedia Compact |
Simultaneous Channels |
Virtually unlimited |
2 Channels |
2 Channels |
Memory Requirements |
10 MB RAM for the engine,
80 MB per voice
3 MB per channel |
10 MB RAM for the engine,
50 MB per voice,
3 MB per channel |
10 MB RAM for the engine,
20 MB per voice |
Sampling Rate |
8 KHz PCM (linear, A-law,
Mu-law) mono |
PCM mono/stereo. Any sample
rate up to 48 KHz |
| Licensing |
Rapid network-based upgrade
of language/ voice/#ports |
Serial number based |
CPU Requirements |
Any Pentium family processor
(or equivalent) |
OS Supported |
Windows 2000, 2003 Server,
XP, Vista;
Linux Red Hat 7.3, 9.0; Red Hat Enterprise 3; Suse 7.3, 8.1 |
Interfaces |
C/C++ Loquendo API
SAPI 4 and 5 (Win 32)
W3C SSML 1.0 for enhancing TTS rendering
Loquendo TTS ActiveX (Win 32)
Microsoft .net* |
Multilingual & Multivoice |
American English, Canadian
French, Brazilian Portuguese, American Spanish, Argentinian
Spanish, Chilean Spanish, Mexican Spanish, British English,
Castilian Spanish, Catalan, Valencian, Galician, Dutch, French,
German, Greek, Italian, Polish, Portuguese, Swedish,Turkish,
Russian*, Finnish*, Danish*, Mandarin Chinese (*available during 2008) |
SDK |
TTS Director (includes also
Lexicons Manager and Voice Creator); TTS Voice Experience;
User and Developer Documentation |
Key Features |
Expressive TTS
Mixed Language Capability:
Phonetic Mapping, Language guesser
Dynamic switching between multiple voices
Pronunciation lexicon - for user definable pronunciation
(acronyms, foreign names, etc.)
Flexible voice control - for creating special effects, modifying
speech rate, pitch and timbre
Variable output frequency coding up to 48 kHz
Audio Mixer
Built-in audio effects, i.e. reverb and stereo balance
SMS and E-mail Preprocessing
Customized voices - for extending corporate image and branding
through unique voices
Support of the phonetic alphabet SAMPA (TeleAtlas® and
Navteq™ extensions included) |
From September 2009, versions of Loquendo TTS up to and including
version 5 will no longer be supported. |