Merge pull request #3747 from pipecat-ai/mb/update-comment-mute-strategy

Update comment in _maybe_mute_frame
This commit is contained in:
Aleix Conchillo Flaqué
2026-02-19 11:19:44 -08:00
committed by GitHub

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@@ -549,12 +549,10 @@ class LLMUserAggregator(LLMContextAggregator):
await s.cleanup()
async def _maybe_mute_frame(self, frame: Frame):
# Control frames must flow unconditionally — never feed them to mute
# strategies. Without this guard, strategies like
# MuteUntilFirstBotCompleteUserMuteStrategy fire on_user_mute_started
# and broadcast UserMuteStartedFrame before StartFrame is pushed
# downstream, causing downstream processors to receive frames before
# StartFrame and log errors.
# Lifecycle frames should never be muted and should not trigger mute
# state changes. Evaluating mute strategies on StartFrame would
# broadcast UserMuteStartedFrame before StartFrame reaches downstream
# processors.
if isinstance(frame, (StartFrame, EndFrame, CancelFrame)):
return False