Update app.py

app.py

@@ -15,6 +15,7 @@ HTML_CONTENT = """
         body { font-family: sans-serif; display: flex; justify-content: center; align-items: center; min-height: 100vh; margin: 0; background-color: #f4f4f4; }
         .container { background: #fff; padding: 20px; border-radius: 8px; box-shadow: 0 0 10px rgba(0,0,0,0.1); text-align: center; }
         input[type="file"] { margin-bottom: 10px; display: block; margin-left: auto; margin-right: auto; }
+        input[type="number"] { margin-bottom: 10px; display: block; margin-left: auto; margin-right: auto; }
         button { background-color: #007bff; color: white; padding: 10px 15px; border: none; border-radius: 5px; cursor: pointer; }
         button:hover { background-color: #0056b3; }
         #gif-container { margin-top: 20px; }
@@ -26,6 +27,7 @@ HTML_CONTENT = """
         <h1>GIF Generator</h1>
         <form method="post" action="/upload" enctype="multipart/form-data">
             <input type="file" name="images" accept="image/*" multiple>
+            <input type="number" name="fps" placeholder="Frames per second" value="10" min="1" max="60">
             <button type="submit">Generate GIF</button>
         </form>
     </div>
@@ -41,14 +43,19 @@ def index():
 def upload():
     try:
         files = request.files.getlist('images')
+        fps = int(request.form.get('fps', 10))
         if not files:
             return "No images uploaded", 400
 
         images = []
+        max_width = 0
+        max_height = 0
         for file in files:
             if file:
                 try:
                     img = Image.open(BytesIO(file.read()))
+                    max_width = max(max_width, img.width)
+                    max_height = max(max_height, img.height)
                     images.append(img)
                 except Exception as e:
                     print(f"Error opening image: {e}")
@@ -57,9 +64,15 @@ def upload():
         if not images:
             return "No valid images processed", 400
 
+        # Resize images to the largest dimensions
+        resized_images = []
+        for img in images:
+            resized_img = img.resize((max_width, max_height), Image.LANCZOS)
+            resized_images.append(resized_img)
+
         # Generate GIF using imageio
         gif_bytes = BytesIO()
-        mimwrite(gif_bytes, [img for img in images], format='GIF', fps=10)
+        mimwrite(gif_bytes, [img for img in resized_images], format='GIF', fps=fps)
         gif_bytes.seek(0)
 
         return send_file(