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flightgear/3rdparty/hts_engine_API/NEWS
James Turner ebc10ee44f Update to newer version of HTS engine
- version 1.1, released 25th December 2015

(note there is no corresponding update to Flite)
2015-12-30 17:05:25 -06:00

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Version 1.10:
* bug fixes.
Version 1.09:
* add '-g' option to change volume.
* add some functions to get fullcontext label format and version defined in HTS voice.
* support 64-bit Windows audio.
* bug fixes.
Version 1.08:
* support 64-bit machine.
* re-write excitation function.
* add some functions to get generated parameters and number of frames.
* add some functions for separating synthesis step.
* bug fixes.
Version 1.07:
* support new HTS voice format.
* add LSP postfilter.
* change volume unit to DB.
* add function to get generated speech.
* bug fixes.
Version 1.06:
* modify state duration calculation algorithm.
* change many function from void to boolean.
* change source format.
* bug fixes.
Version 1.05:
* support PortAudio for audio output.
Version 1.04:
* support C++ compiler.
* add low-pass filter stream.
* change definition of GV weights.
* add stop switch.
* add volume controller.
* bug fixes.
Version 1.03:
* add '-z' option to control audio buffer size.
* change PDF file format.
* bug fixes.
Version 1.02:
* context-dependent GV without silent and pause phoneme.
* buffer size control of audio output for Windows.
* makefiles for nmake of VC.
* save detail information.
* support singing voice synthesis.
* bug fixes.
Version 1.01:
* bug fixes.
* transfer site to SourceForge.
Version 1.00:
* bug fixes and performance improvements.
* support linear gain in addition to log gain for LSP-type parameters.
* first stable release.
Version 0.99:
* bug fixes.
* switch license to the New and Simplified BSD license.
Version 0.96:
* bug fixes.
* support flexible model structure.
* support LSP-type parameters.
Version 0.95:
* support GV.
Version 0.9:
* implement API-style hts_engine.
* support speaker-interpolation.