Add mumble-mimic-bot.py

mumble-mimic-bot.py

@@ -0,0 +1,47 @@
+"""
+ATTN: This bot relies on both the pymumble and numpy libraries. Make sure they are installed before running.
+
+mimic-bot connects to the murmur server you designate, enters the channel assigned via "channel", 
+and repeats back audio received from the user after a short delay
+"""
+
+import pymumble_py3
+import time
+from pymumble_py3.callbacks import PYMUMBLE_CLBK_SOUNDRECEIVED as PCS
+from collections import deque
+import numpy as np
+
+server = "localhost" # Server address
+nick = "mimic-bot" # Bot name
+channel = "audio test" # Channel name
+audio_buffer = deque() # Initialize a buffer to store audio chunks
+last_received = None # Initialize a timestamp for the last received chunk
+wait_duration = 2.0 # Duration to wait before mimic
+
+def sound_received_handler(user, soundchunk):
+    global audio_buffer, last_received
+    last_received = time.time()
+    audio_buffer.append(np.frombuffer(soundchunk.pcm, dtype=np.int16))
+
+mumble = pymumble_py3.Mumble(server, nick)
+mumble.callbacks.set_callback(PCS, sound_received_handler)
+mumble.set_receive_sound(1)  # Audio received
+mumble.start()
+mumble.is_ready()
+mumble.channels.find_by_name(channel).move_in()
+
+while True:
+    current_time = time.time()
+    if last_received and (current_time - last_received >= wait_duration): # Calculate wait duration
+        last_received = None
+        buffered_audio = np.concatenate(list(audio_buffer)) # Begin buffer
+        audio_buffer.clear()
+        buffered_duration = len(buffered_audio) / 48000.0
+        num_samples_for_5_sec = int((5.0 - buffered_duration) * 48000)
+        silence_data = np.zeros(max(0, num_samples_for_5_sec), dtype=np.int16)
+        new_audio = np.concatenate((silence_data, buffered_audio)) # End buffer
+
+        new_pcm = new_audio.tobytes() # Combine audio and send
+        mumble.sound_output.add_sound(new_pcm)
+
+    time.sleep(0.1)  # Sleep until needed