back-end ustreamer, GPS, timelapse, and photo-refresh site working

2025-07-27 15:10:11 -07:00
parent 7496df0174
commit b740ba9991
22 changed files with 443 additions and 99 deletions
--- a/files/image_refresh_node/Dockerfile
+++ b/files/image_refresh_node/Dockerfile
--- a/files/image_refresh_node/package.json
+++ b/files/image_refresh_node/package.json
--- a/files/image_refresh_node/server.js
+++ b/files/image_refresh_node/server.js
--- a/files/image_refresh_php/getImage.php
+++ b/files/image_refresh_php/getImage.php
@ -0,0 +1,22 @@
+<?php
+header("Cache-Control: no-cache, must-revalidate");
+// Path to the directory where the images are stored
+$imageDirectory = 'capture/';
+// Get the list of image files in the directory
+$imageFiles = glob($imageDirectory . '*.{jpg,jpeg,png,gif}', GLOB_BRACE);
+// If there are no image files, return a default image
+if (empty($imageFiles)) {
+    $defaultImage = 'default.jpg'; // Provide path to your default image
+    header('Content-Type: image/jpeg'); // Adjust content type if default image type is different
+    readfile($defaultImage);
+    exit;
+}
+// Sort the image files by modification time, latest first
+array_multisort(array_map('filemtime', $imageFiles), SORT_DESC, $imageFiles);
+// Get the path to the latest image file
+$latestImage = $imageFiles[0];
+// Set header type
+header('Content-Type: image/jpeg');
+// Get the image
+readfile($latestImage);
+?>
--- a/files/image_refresh_php/index.php
+++ b/files/image_refresh_php/index.php
@ -0,0 +1,17 @@
+<html lang="en">
+<head>
+<meta charset="UTF-8">
+<meta name="viewport" content="width=device-width, initial-scale=1.0">
+<title>Dynamic Image Update</title>
+<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
+</head>
+<body>
+    <img id="refreshedImage" src="getImage.php" width="400" alt="Refreshed Image">
+    <script>
+        // Function to update the image every second using AJAX
+        setInterval(function() {
+            $('#refreshedImage').attr('src', 'getImage.php?_=' + new Date().getTime()); // Adding timestamp to avoid caching
+        }, 1000);
+    </script>
+</body>
+</html>
--- a/files/python_gps/app.py
+++ b/files/python_gps/app.py
@ -0,0 +1,54 @@
+from flask import Flask, jsonify
+import gps
+import threading
+import time
+
+app = Flask(__name__)
+
+# GPS data container
+current_gps_data = {
+    "latitude": None,
+    "longitude": None,
+    "altitude": None,
+    "speed": None,
+    "timestamp": None
+}
+
+# Global gps session object
+session = gps.gps(mode=gps.WATCH_ENABLE | gps.WATCH_NEWSTYLE)
+
+def gps_monitor():
+    global current_gps_data
+    while True:
+        try:
+            # Wait for new data from the GPS device
+            report = session.next()
+            if report['class'] == 'TPV':
+                current_gps_data = {
+                    "latitude": report.get('lat', None),
+                    "longitude": report.get('lon', None),
+                    "altitude": report.get('alt', None),
+                    "speed": report.get('speed', None),
+                    "timestamp": report.get('time', None)
+                }
+        except gps.GPSException as e:
+            print(f"GPS Error: {e}")
+        except KeyError as e:
+            print(f"Missing Key: {e}")
+        time.sleep(1)
+
+@app.route('/gps', methods=['GET'])
+def get_gps_data():
+    """API endpoint to fetch current GPS data"""
+    if None in current_gps_data.values():
+        return jsonify({"error": "No GPS data available yet"}), 404
+    return jsonify(current_gps_data)
+
+if __name__ == '__main__':
+    # Start GPS monitoring in a separate thread
+    gps_thread = threading.Thread(target=gps_monitor)
+    gps_thread.daemon = True  # This makes the thread exit when the program does
+    gps_thread.start()
+
+    # Run the Flask web service
+    app.run(host='0.0.0.0', port=5000)