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Fix an issue in ElevenLabsHttpTTSService where the last word is not emitted

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Mark Backman
2025-10-15 09:05:40 -04:00
parent 3fbf59e7c6
commit 22557fa668
2 changed files with 12 additions and 0 deletions
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4
CHANGELOG.md
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@@ -27,6 +27,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
### Fixed ### Fixed
- Fixed an issue in `ElevenLabsTTSService` and `ElevenLabsHttpTTSService` where
the Flash models would split words, resulting in a space being inserted
between words.
- Fixed an issue where audio filters' `stop()` would not be called when using - Fixed an issue where audio filters' `stop()` would not be called when using
`CancelFrame`. `CancelFrame`.

8
src/pipecat/services/elevenlabs/tts.py
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@@ -1070,6 +1070,14 @@ class ElevenLabsHttpTTSService(WordTTSService):
logger.error(f"Error processing response: {e}", exc_info=True) logger.error(f"Error processing response: {e}", exc_info=True)
continue continue
# After processing all chunks, emit any remaining partial word
# since this is the end of the utterance
if self._partial_word:
final_word_time = [(self._partial_word, self._partial_word_start_time)]
await self.add_word_timestamps(final_word_time)
self._partial_word = ""
self._partial_word_start_time = 0.0
# After processing all chunks, add the total utterance duration # After processing all chunks, add the total utterance duration
# to the cumulative time to ensure next utterance starts after this one # to the cumulative time to ensure next utterance starts after this one
if utterance_duration > 0: if utterance_duration > 0: