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Update GeminiTTSService for streaming, other Google TTS improvements

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Mark Backman
2025-11-12 09:43:52 -05:00
parent d823a3edec
commit edbf96b3c5
4 changed files with 580 additions and 273 deletions
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CHANGELOG.md
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@@ -20,6 +20,21 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
- Added Hindi support for Rime TTS services.
- Updated `GeminiTTSService` to use Google Cloud Text-to-Speech streaming API
instead of the deprecated Gemini API. Now uses `credentials` /
`credentials_path` for authentication. The `api_key` parameter is deprecated.
Also, added support for `prompt` parameter for style instructions and
expressive markup tags. Significantly improved latency with streaming
synthesis.
- Updated language mappings for the Google and Gemini TTS services to match
official documentation.
### Deprecated
- The `api_key` parameter in `GeminiTTSService` is deprecated. Use
`credentials` or `credentials_path` instead for Google Cloud authentication.
### Fixed
- Fixed subtle issue of assistant context messages ending up with double spaces