Merge pull request #24 from PayalLakra/bio_amptool

Web Interface is created to run all applications by starting lsl stream

Author: lorforlinux

app.py

@@ -0,0 +1,77 @@
+from flask import Flask, render_template, jsonify, request
+import subprocess
+import psutil
+import os
+import signal
+import sys
+
+app = Flask(__name__)
+lsl_process = None
+app_processes = {}
+
+def is_process_running(name):
+    for proc in psutil.process_iter(['pid', 'name']):
+        if name in proc.info['name']:
+            return True
+    return False
+
+@app.route("/")
+def home():
+    return render_template("index.html", lsl_started=False, lsl_status="Stopped", lsl_color="red")
+
+@app.route("/start_lsl", methods=["POST"])
+def start_lsl():
+    global lsl_process
+    if lsl_process and lsl_process.poll() is None:
+        return jsonify({"status": "LSL stream already running", "lsl_started": True})
+    try:
+        # Start the LSL stream as a subprocess
+        if sys.platform == "win32":
+            lsl_process = subprocess.Popen(["python", "chords.py", "--lsl"], creationflags=subprocess.CREATE_NO_WINDOW)
+        else:
+            lsl_process = subprocess.Popen(["python", "chords.py", "--lsl"])
+        
+        if lsl_process.poll() is None:
+            return render_template("index.html", lsl_started=True, lsl_status="Running", lsl_color="green")
+        else:
+            return render_template("index.html", lsl_started=False, lsl_status="Failed to Start", lsl_color="red")
+    except Exception as e:
+        return render_template("index.html", lsl_started=False, lsl_status=f"Error: {e}", lsl_color="red")
+
+@app.route("/run_app", methods=["POST"])
+def run_app():
+    app_name = request.form.get("app_name")
+
+    # Check if the app is already running
+    if app_name in app_processes and app_processes[app_name].poll() is None:
+        return render_template("index.html", lsl_started=True, lsl_status="Running", lsl_color="green", message=f"{app_name} is already Running")
+
+    try:
+        # Start the app subprocess
+        if sys.platform == "win32":
+            process = subprocess.Popen(["python", f"{app_name}.py"], creationflags=subprocess.CREATE_NO_WINDOW)
+        else:
+            process = subprocess.Popen(["python", f"{app_name}.py"])
+
+        app_processes[app_name] = process
+        return render_template("index.html", lsl_started=True, lsl_status="Running", lsl_color="green", message=None)
+    except Exception as e:
+        return render_template("index.html", lsl_started=True, lsl_status="Running", lsl_color="green", message=f"Error starting {app_name}: {e}")
+
+@app.route("/stop_lsl", methods=['POST'])
+def stop_lsl():
+    # Terminate LSL process
+    if lsl_process and lsl_process.poll() is None:
+        lsl_process.terminate()
+
+    # Terminate all app processes
+    for app_name, process in app_processes.items():
+        if process.poll() is None:
+            process.terminate()
+
+    # Shutdown the server gracefully
+    os._exit(0)
+    return jsonify({'status': 'LSL Stream and applications stopped and server is shutting down.'})
+
+if __name__ == "__main__":
+    app.run(debug=True)

app_requirements.txt

@@ -6,4 +6,5 @@ pygame==2.6.1
 neurokit2==0.2.10
 plotly==5.24.1
 pandas==2.2.3
-tk==0.1.0
+tk==0.1.0
+PyAutoGUI==0.9.54

chords.py

@@ -54,9 +54,10 @@
 board = ""          # Variable for Connected Arduino Board
 supported_boards = {
     "UNO-R3": {"sampling_rate": 250, "Num_channels": 6},
-    "UNO-CLONE": {"sampling_rate": 250, "Num_channels": 6},
+    "UNO-CLONE": {"sampling_rate": 250, "Num_channels": 6},           # Baud Rate 115200
     "UNO-R4": {"sampling_rate": 500, "Num_channels": 6},
     "RPI-PICO-RP2040": {"sampling_rate": 500, "Num_channels": 3},
+    "NANO-CLONE": {"sampling_rate": 250, "Num_channels": 8},          # Baud Rate 115200
 }
 
 # Initialize gloabal variables for Incoming Data

applications/emgenvelope.py renamed to emgenvelope.py

@@ -51,7 +51,7 @@ def init_gui():
     global plots, curves
     plots = []
     curves = []
-    colors = ['#FF3B3B', '#00FF66', '#FF1493', '#007BFF', '#FFA500', '#FF00FF']  # Different colors for each channel
+    colors = ['#D10054', '#007A8C', '#0A6847', '#674188', '#E65C19', '#2E073F' ]  # Different colors for each channel
     for i in range(6):
         plot = pg.PlotWidget(title=f"Channel {i + 1}")  # Create a plot widget for each channel
         layout.addWidget(plot)  # Add the plot to the layout

applications/eog.py renamed to eog.py

@@ -170,7 +170,7 @@ def move(event):
     horizontal_frame = tk.Frame(popup)
     horizontal_frame.pack(expand=True, pady=10)
 
-    eye_icon = PhotoImage(file="media/icons8-eye-30.png")
+    eye_icon = PhotoImage(file="media\\icons8-eye-30.png")
 
     blink_button = tk.Button(horizontal_frame, image=eye_icon, width=70, height=38, bg="#FFFFFF")
     blink_button.image = eye_icon