<@U084APK40NS> how to mute agent with ctx.room.loc...
# ask-ai
b
@millions-hair-24956 how to mute agent with ctx.room.localparticipant ?
g
To mute an agent using
ctx.room.localParticipant
, you can use the
mute
method on the
LocalTrack
associated with the participant. This will stop sending track data and notify the remote participants with a
TrackMutedEvent
. Here's a basic example in Dart:
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Future<void> muteAgent() async {
  var localParticipant = ctx.room.localParticipant;
  var audioTrack = localParticipant.getTrackPublicationBySource(TrackSource.microphone);
  if (audioTrack != null) {
    await audioTrack.track.mute();
  }
}
Would you like more details on this process? Sources: - https://docs.livekit.io/home/client/tracks/publish/ - https://docs.livekit.io/client-sdk-flutter/livekit_client/LocalParticipant/setMicrophoneEnabled.html 👍 0 button 👎 0 button 💡 Hint: Mention @runllm in the thread for followups.
b
no I dont want to do it in dart, I want to do it in livekit worker where voice pipeline agent exist @millions-hair-24956
g
To mute an agent in a LiveKit worker where a VoicePipelineAgent exists, you can use the
mutePublishedTrack
method from the LiveKit server API. This method allows you to mute a specific track by its TrackSid. Here's a basic example in Python:
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from livekit import api

async def mute_agent_track(room_name, identity, track_sid):
    room_client = api.RoomServiceClient('your_livekit_url', 'api_key', 'api_secret')
    await room_client.mute_published_track(
        room=room_name,
        identity=identity,
        track_sid=track_sid,
        muted=True
    )
This code snippet demonstrates how to mute a track for a participant in a room. You need to provide the room name, participant identity, and the track SID you wish to mute. Would you like more details on this process? Sources: - https://docs.livekit.io/home/server/managing-participants/ - https://livekit-users.slack.com/archives/C07FY8WHGPM/p1730325243.151429 👍 0 button 👎 0 button 💡 Hint: Mention @runllm in the thread for followups.
b
is there a way to do it by using ctx.room ? @millions-hair-24956
g
It seems likely that you can mute a track using
ctx.room
by accessing the local participant's tracks and muting them directly. Here's a basic example in Python:
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async def mute_local_participant(ctx):
    local_participant = ctx.room.local_participant
    for track in local_participant.tracks.values():
        if track.kind == 'audio':
            await track.mute()
This code iterates over the local participant's tracks and mutes any audio tracks. Would you like more details on this process? Sources: - https://docs.livekit.io/server/room-management/#GetParticipant - https://livekit-users.slack.com/archives/C07FY8WHGPM/p1727349224.407849 👍 0 button 👎 0 button 💡 Hint: Mention @runllm in the thread for followups.
b
when I call this method, I want it to mute the latest track being publishing at that time @millions-hair-24956
g
It seems likely that you can mute the latest track being published by accessing the local participant's tracks and identifying the most recently added one. Here's a basic example in Python:
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async def mute_latest_track(ctx):
    local_participant = ctx.room.local_participant
    latest_track = None
    latest_time = None

    for track in local_participant.tracks.values():
        if track.kind == 'audio' and (latest_time is None or track.creation_time > latest_time):
            latest_track = track
            latest_time = track.creation_time

    if latest_track:
        await latest_track.mute()
This code iterates over the local participant's audio tracks, identifies the most recently created track, and mutes it. Would you like more details on this process? Sources: - https://docs.livekit.io/client-sdk-flutter/livekit_client/LocalTrackPublication/mute.html - https://docs.livekit.io/client-sdk-flutter/livekit_client/LocalTrack/mute.html 👍 0 button 👎 0 button 💡 Hint: Mention @runllm in the thread for followups.