V1.0

Dante/Dante.py

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+import sounddevice as sd
+import numpy as np
+import threading
+import tkinter as tk
+from tkinter import ttk
+import re
+
+playing_threads = {}
+
+def list_dante_devices():
+    """List all unique Dante Virtual Soundcard output devices sorted by channel order."""
+    devices = sd.query_devices()
+    seen = {}
+    
+    for d in devices:
+        if "DVS Transmit" in d['name'] and d['max_output_channels'] == 2:
+            match = re.search(r'(\d+)-', d['name'])  # Extract first number before '-'
+            if match:
+                channel_number = int(match.group(1))
+                if channel_number not in seen:
+                    seen[channel_number] = d
+    
+    return [seen[key] for key in sorted(seen.keys())]
+
+def generate_tone(frequency=440, sample_rate=48000):
+    """Generate a continuous sine wave tone."""
+    t = np.linspace(0, 1, sample_rate, False)
+    wave = 0.5 * np.sin(2 * np.pi * frequency * t)
+    return wave.astype(np.float32)
+
+def play_sound_on_device(device_index, channel, frequency=440, sample_rate=48000):
+    """Continuously play a sine wave on a specific stereo Dante Virtual Soundcard channel using OutputStream."""
+    if channel not in [1, 2]:
+        print("Invalid channel. Must be 1 (Left) or 2 (Right).")
+        return
+    
+    tone = generate_tone(frequency, sample_rate)
+    output = np.zeros((len(tone), 2), dtype=np.float32)  # Stereo output
+    output[:, channel - 1] = tone  # Assign tone to the selected channel
+    
+    def callback(outdata, frames, time, status):
+        if status:
+            print(status)
+        outdata[:frames] = output[:frames]
+    
+    stream = sd.OutputStream(device=device_index, samplerate=sample_rate, channels=2, callback=callback)
+    playing_threads[(device_index, channel)] = stream
+    stream.start()
+
+def stop_sound(device_index, channel):
+    """Stop playing sound on a given device and channel."""
+    stream = playing_threads.pop((device_index, channel), None)
+    if stream:
+        stream.stop()
+        stream.close()
+
+def stop_all_sounds():
+    """Stop all currently playing sounds."""
+    for key in list(playing_threads.keys()):
+        stop_sound(*key)
+
+def play_all_sounds(frequency):
+    """Play sound on all available Dante channels."""
+    devices = list_dante_devices()
+    for device in devices:
+        for channel in [1, 2]:
+            play_sound_on_device(device['index'], channel, frequency)
+
+def start_gui():
+    devices = list_dante_devices()
+    root = tk.Tk()
+    root.title("Dante Virtual Soundcard Player")
+    
+    frame = ttk.Frame(root)
+    frame.pack(padx=10, pady=10)
+    
+    ttk.Label(frame, text="Frequency (Hz):").grid(row=0, column=1)
+    frequency_entry = ttk.Entry(frame)
+    frequency_entry.grid(row=0, column=2)
+    frequency_entry.insert(0, "440")
+    
+    def toggle_all_play():
+        freq = float(frequency_entry.get())
+        play_all_sounds(freq)
+    
+    def toggle_all_stop():
+        stop_all_sounds()
+    
+    all_on_btn = ttk.Button(frame, text="All ON", command=toggle_all_play)
+    all_on_btn.grid(row=1, column=3, padx=5)
+    
+    all_off_btn = ttk.Button(frame, text="All OFF", command=toggle_all_stop)
+    all_off_btn.grid(row=1, column=4, padx=5)
+    
+    buttons = []
+    
+    for idx, device in enumerate(devices):
+        device_name = device['name']
+        device_index = device['index']
+        ttk.Label(frame, text=device_name).grid(row=idx + 2, column=0, sticky="w")
+        
+        for channel in [1, 2]:
+            btn = ttk.Button(frame, text=f"Ch {channel} ON", width=10)
+            btn.grid(row=idx + 2, column=channel, padx=5)
+            
+            def toggle_play(dev_idx=device_index, ch=channel, button=btn):
+                if (dev_idx, ch) in playing_threads:
+                    stop_sound(dev_idx, ch)
+                    button.config(text=f"Ch {ch} ON")
+                else:
+                    freq = float(frequency_entry.get())
+                    play_sound_on_device(dev_idx, ch, freq)
+                    button.config(text=f"Ch {ch} OFF")
+            
+            btn.config(command=toggle_play)
+            buttons.append(btn)
+    
+    root.mainloop()
+
+if __name__ == "__main__":
+    start_gui()