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docs: add docstring for voice_cloning_key and update CHANGELOG

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Manish Kumar
2025-09-04 22:45:51 +05:30
parent 2ee481d541
commit 4699ee8d86
2 changed files with 3 additions and 0 deletions
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CHANGELOG.md
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@@ -9,6 +9,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
## Added ## Added
- Added `voice_cloning_key` to `GoogleTTSService` to support custom cloned voices.
- Added `speaking_rate` to `GoogleTTSService.InputParams` to control the speaking rate.
- `BaseOutputTransport` now implements `write_dtmf()` by loading DTMF audio and - `BaseOutputTransport` now implements `write_dtmf()` by loading DTMF audio and
sending it through the transport. This makes sending DTMF generic across all sending it through the transport. This makes sending DTMF generic across all
output transports. output transports.

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src/pipecat/services/google/tts.py
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@@ -523,6 +523,7 @@ class GoogleTTSService(TTSService):
credentials: JSON string containing Google Cloud service account credentials. credentials: JSON string containing Google Cloud service account credentials.
credentials_path: Path to Google Cloud service account JSON file. credentials_path: Path to Google Cloud service account JSON file.
voice_id: Google TTS voice identifier (e.g., "en-US-Chirp3-HD-Charon"). voice_id: Google TTS voice identifier (e.g., "en-US-Chirp3-HD-Charon").
voice_cloning_key: The voice cloning key for Chirp 3 custom voices.
sample_rate: Audio sample rate in Hz. If None, uses default. sample_rate: Audio sample rate in Hz. If None, uses default.
params: Language configuration parameters. params: Language configuration parameters.
**kwargs: Additional arguments passed to parent TTSService. **kwargs: Additional arguments passed to parent TTSService.