Start on 1.2.0

- + .ini configuration file read/write
- + .ini configuration file verification and reset function
- + Frame de-duplication function (discard similar frames based on MSE
- + Minor QoL changes/improvements
- - "Cancel" button
- - "Cancel & Clear" button

Video2Crops.py

@@ -14,19 +14,142 @@ import platform
 import urllib.request
 import re
 from bs4 import BeautifulSoup
+import threading
+import configparser
 
-print(f"New start\n")
+DEBUG = True
+STARTING = True
+INVALID_INI = False
+
+# Debug function
+def debug(state, message):
+    if DEBUG:
+        allowed_states = ['LOG EVENT', 'DEBUG', 'ERROR', 'INFO']
+        if state in allowed_states:
+            debug_message = f"[{state}] {message}"
+            print(f"{debug_message}")
+            debugfile_path = os.path.join(os.getcwd(), 'debugfile.txt')
+            with open(debugfile_path, 'a') as debugfile:
+                log_debug_message = f"{datetime.now().strftime('%m-%d_%H:%M:%S')} | [{state}] {message}\n"
+                debugfile.write(log_debug_message)
+        else:
+            raise ValueError(f"Invalid state '{state}'. Please choose from {', '.join(allowed_states)}.")
+
+def fetch_ini():
+    global INVALID_INI
+    try:
+        with open(config_file, 'w') as file:
+                config_url = 'https://git.rolfsvaag.no/frarol96/Video2Crops/raw/branch/main/config.ini'
+                with urllib.request.urlopen(config_url) as config_template:
+                    config_template = config_template.read().decode("utf-8")
+                    file.write(config_template)
+                    tk.messagebox.showinfo(
+                        "Reset config file",
+                        f"Config file has been reset"
+                    )
+                    debug('DEBUG', f"Config file was reset to default")
+                    INVALID_INI = False
+    except:
+        print(f"[ERROR] Unable to fetch the missing config.ini file!\nCheck directory permissions and network connectivity!")
+        exit
+
+# Setup config file
+config_file = 'config.ini'
+config = configparser.ConfigParser()
+if not os.path.exists(config_file):
+    fetch_ini()
+    
+config.read(config_file)
+
+def checkinifile():
+
+    # Check for the presence of sections and keys
+    expected_sections = ['settings', 'debug']
+    expected_settings_keys = {
+        'frame_step': int,
+        'contrast_threshold': float,
+        'duplicate_threshold': int,
+        'save_output': bool,
+        'show_playback': bool,
+        'roi_size': int,
+        'window_size': str
+    }
+    expected_debug_keys = {
+        'debug_output': bool
+    }
+
+    CHECK_SECTIONS = True
+    CHECK_KEYS = True
+    CHECK_VALUES = False
+    global INVALID_INI
+
+    # Check for the presence of sections
+    if CHECK_SECTIONS:
+        for section in expected_sections:
+            if section not in config.sections():
+                INVALID_INI = True
+                print(f"Missing section: [{section}]")
+
+    # Check for the presence of keys and their types in the 'settings' section
+    if 'settings' in config.sections():
+        for key, expected_type in expected_settings_keys.items():
+            if key not in config['settings']:
+                if CHECK_KEYS:
+                    INVALID_INI = True
+                    print(f"Missing key '{key}' in [settings] section")
+            else:
+                value = config.get('settings', key)
+                if not isinstance(value, expected_type):
+                    if CHECK_VALUES:
+                        INVALID_INI = True
+                        print(f"Value of '{key}' in [settings] section is not of expected type {expected_type}")
+
+    # Check for the presence of keys and their types in the 'debug' section
+    if 'debug' in config.sections():
+        for key, expected_type in expected_debug_keys.items():
+            if key not in config['debug']:
+                if CHECK_KEYS:
+                    INVALID_INI = True
+                    print(f"Missing key '{key}' in [debug] section")
+            else:
+                value = config.get('debug', key)
+                if not isinstance(value, expected_type):
+                    if CHECK_VALUES:
+                        INVALID_INI = True
+                        print(f"Value of '{key}' in [debug] section is not of expected type {expected_type}")
+    if INVALID_INI:
+        fetch_ini()
+
+checkinifile()
+
+debug('INFO', "Video2Crops starting ...")
+
+# START INITIATING PROGRAM VARIABLES FROM HERE
 
 # Constants
-v2cversion1 = 1
+v2cv = [1, 2, 0]
-v2cversion2 = 1
+v2cversion1 = v2cv[0]
-v2cversion3 = 0
+v2cversion2 = v2cv[1]
+v2cversion3 = v2cv[2]
 v2cversion = f"{v2cversion1}.{v2cversion2}.{v2cversion3}"
-frame_step = 100
-value_threshold = 11.0
-SAVE = True
-SHOW = True
 processing = False
+processing_button_state = "start"
+# Load ini settings
+frame_step = config.get('settings', 'frame_step')
+contrast_threshold = config.get('settings', 'contrast_threshold')
+duplicate_threshold = config.get('settings', 'duplicate_threshold')
+SAVE = config.get('settings', 'save_output')
+SHOW = config.get('settings', 'show_playback')
+roi_size = config.get('settings', 'roi_size')
+tksize = config.get('settings', 'window_size')
+DEBUG = config.get('debug', 'debug_output')
+
+def write2ini(section, variable, value):
+    config.set(section, str(variable), str(value))
+
+    # Save the changes to the INI file
+    with open(config_file, 'w') as configfile:
+        config.write(configfile)
 
 # Define the RSS feed URL
 rss_feed_url = "https://git.rolfsvaag.no/frarol96/Video2Crops/releases.rss"
@@ -34,13 +157,20 @@ rss_feed_url = "https://git.rolfsvaag.no/frarol96/Video2Crops/releases.rss"
 # Create the root window
 root = TkinterDnD.Tk()
 root.title("Video2Crops")
-root.geometry("300x450")
+root.geometry(tksize)
+
+# Function to clear the queue
+def clear_queue():
+    selected_files_listbox.delete(0, tk.END)
+    debug('DEBUG', 'Cleared work queue')
 
 def open_changelog_window():
+    debug('DEBUG', 'Loading changelog window')
     changelog_window = tk.Toplevel(root)
     changelog_window.title("Video2Crops Changelog")
 
     try:
+        debug('DEBUG', f"Reading the RSS feed from: {rss_feed_url}")
         # Parse the RSS feed
         feed = feedparser.parse(rss_feed_url)
 
@@ -54,6 +184,8 @@ def open_changelog_window():
         scrolled_text = scrolledtext.ScrolledText(changelog_window, wrap=tk.WORD)
         scrolled_text.pack(fill=tk.BOTH, expand=True)
 
+        debug('DEBUG', f"Done collecting RSS data")
+
         entry_num = 0
         for entry in feed.entries:
             entry_num += 1
@@ -82,10 +214,13 @@ def open_changelog_window():
                 changelog_text = version_info + changelog_md + f"\n--------------------\n"
                 scrolled_text.insert(tk.END, changelog_text)
 
+        debug('DEBUG', f"Finished processing changelog")
+
     except Exception as e:
         scrolled_text = scrolledtext.ScrolledText(changelog_window, wrap=tk.WORD)
         scrolled_text.pack(fill=tk.BOTH, expand=True)
         scrolled_text.insert(tk.END, f"An error occurred: {str(e)}")
+        debug('ERROR', f"An error occured while processing changelog:\n{str(e)}\n")
 
 def extract_version(title):
     # Use regular expressions to extract the version number from the title
@@ -115,32 +250,33 @@ def extract_changelog(description):
 
 # Function for updating Video2Crops
 def check_for_updates():
+    debug('DEBUG', f"Checking for updates")
     try:
         # Parse the RSS feed
         feed = feedparser.parse(rss_feed_url)
 
-        if not feed.entries:
+        if not feed.entries and not STARTING:
             response = tk.messagebox.showinfo(
                 "No updates found",
                 f"Latest version: ({v2cversion})\n"
                 f"Current version: ({v2cversion})\n"
             )
+            debug('DEBUG', f"No updates found")
             return
 
         # Get the latest release
         latest_release = feed.entries[0]
         latest_version_str = extract_version(latest_release.link)
         
-        if latest_version_str is None:
+        if latest_version_str is None and not STARTING:
             tk.messagebox.showinfo(
                 "No update Available",
                 f"Latest version: ({v2cversion})\n"
                 f"Current version: ({v2cversion})\n"
             )
+            debug('DEBUG', f"No updates available")
             return
 
-        print(f"RSS Version: {latest_version_str}")
-
         # Extract version numbers from the latest release title
         latest_version = tuple(map(int, latest_version_str.split('.')))
 
@@ -153,46 +289,66 @@ def check_for_updates():
                 f"Current version: ({v2cversion})\n"
                 "Do you want to update?"
             )
+            debug('DEBUG', f"Found new update, prompting user")
 
             if response:
+                debug('DEBUG', f"User chose to update ...")
                 # Determine the platform
                 current_platform = platform.system().lower()
                 if current_platform == "windows":
+                    debug('DEBUG', f"Detected Windows system, grabbing installer")
                     # On Windows, download and run the installer
                     installer_url = "https://git.rolfsvaag.no/frarol96/Video2Crops/releases/download/v{}/Video2Crops-windows-installer.exe".format(latest_version_str)
                     try:
                         urllib.request.urlretrieve(installer_url, "Video2Crops-windows-installer.exe")
                         subprocess.Popen("Video2Crops-windows-installer.exe", shell=True)
+                        debug('DEBUG', f"Downloaded new installer, running it ...")
                         root.quit()
                     except:
                         tk.messagebox.showinfo(
                             "Installer not found",
                             f"The installer file was not found.\nPlease check your antivirus and network connectivity"
                         )
+                        debug('ERROR', f"Windows installer not found")
                 elif current_platform == "linux":
+                    debug('DEBUG', f"Detected Linux system, grabbing executable")
                     # On Linux, download and run the executable
                     executable_url = "https://git.rolfsvaag.no/frarol96/Video2Crops/releases/download/v{}/Video2Crops-linux".format(latest_version_str)
                     try:
                         urllib.request.urlretrieve(executable_url, "Video2Crops-linux")
                         os.chmod("Video2Crops-linux", 0o755)
                         subprocess.Popen("./Video2Crops-linux", shell=True)
+                        debug('DEBUG', f"Downloaded new executable, running it ...")
                         root.quit()
                     except:
                         tk.messagebox.showinfo(
                             "Executable not found",
                             f"The executable file was not found.\nPlease check your antivirus and network connectivity"
                         )
+                        debug('ERROR', f"Linux executable not found")
+                else:
+                    debug('DEBUG', f"Non-supported platform found: {current_platform}")
+                    tk.messagebox.showinfo(
+                            "Non-supported platform",
+                            f"Video2Crops detected non-supported platform: {current_platform}.\nCurrently, only Windows and Linux are supported.\n\nYou can build from source if you need to run Video2Crops on other platforms."
+                        )
+            else:
+                debug('INFO', 'User closed prompt window')
         else:
-            tk.messagebox.showinfo(
+            if not STARTING:
-                "No update Available",
+                tk.messagebox.showinfo(
-                f"Latest version: ({v2cversion})\n"
+                    "No update Available",
-                f"Current version: ({v2cversion})\n"
+                    f"Latest version: ({v2cversion})\n"
-            )
+                    f"Current version: ({v2cversion})\n"
+                )
+            debug('DEBUG', f"No update available")
     except Exception as e:
         tk.messagebox.showerror("Error", f"An error occurred: {str(e)}")
+        debug('ERROR', f"An error occured while checking for updates:\n{str(e)}\n")
 
 # Function to create the output directory and return its path
 def create_output_directory(video_filename):
+    debug('DEBUG', f"Creating output directory")
     base_directory = os.getcwd()  # You can change this to specify a different base directory
     video_filename_base, _ = os.path.splitext(os.path.basename(video_filename))
     output_folder_path = os.path.join(base_directory, video_filename_base)
@@ -201,6 +357,8 @@ def create_output_directory(video_filename):
     if not os.path.exists(output_folder_path):
         os.makedirs(output_folder_path)
 
+    debug('DEBUG', f"Processing file: {video_filename}")
+    debug('DEBUG', f"Created output directory at: {output_folder_path}")
     return output_folder_path
 
 # Function to calculate ROI position based on alignment and size settings
@@ -229,19 +387,36 @@ def calculate_roi(video_width, video_height, vertical_alignment, horizontal_alig
 
 # Create a function to process video files
 def process_video(video_filenames, main_window):
+    debug('DEBUG', f"Starting video processing ...")
     global processing
-    processing = True
+    debug('DEBUG', f"Processing state: {processing}")
 
     def write_log(message):
         logfile_path = os.path.join(output_folder, 'logfile.txt')
         with open(logfile_path, 'a') as logfile:
             log_message = f"{datetime.now().strftime('%m-%d_%H:%M:%S')} - {message}\n"
             logfile.write(log_message)
-            print(log_message)
+            debug('LOG EVENT', f"{log_message}")
 
     def calc_value(image):
         grayscale = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
         return np.std(grayscale)
+    
+    def check_duplicate(ref_frame, frame):
+        frame_is_duplicate = True
+        # Calculate the Absolute Difference between the frames
+        frame_diff = cv2.absdiff(ref_frame, frame)
+
+        # Calculate the Mean Squared Error (MSE) between the frames
+        mse = np.mean(frame_diff)
+
+        if mse > duplicate_threshold:
+            # The frame is significantly different, store it
+            ref_frame = frame.copy()
+            # Process the frame here or store it for later processing
+            frame_is_duplicate = False
+
+        return frame_is_duplicate, mse, ref_frame
 
     corner1 = (-1, -1)
     corner2 = (-1, -1)
@@ -249,6 +424,10 @@ def process_video(video_filenames, main_window):
     cropped_image = None
 
     for videofilename in video_filenames:
+        debug('DEBUG', f"Processing video file: {videofilename}")
+        if not processing:
+            debug('DEBUG', f"Breaking loop due to processing = {processing}")
+            break
 
         main_window.title(f"Video Processing App")
 
@@ -283,6 +462,7 @@ def process_video(video_filenames, main_window):
         vertical_alignment = vertical_alignment_var.get()
         horizontal_alignment = horizontal_alignment_var.get()
 
+        debug('DEBUG', f"Displaying video player window: {SHOW}")
         if SHOW:
             vp_title = "Video2Crops Video Player"
             # Get the screen resolution
@@ -297,6 +477,9 @@ def process_video(video_filenames, main_window):
             cv2.namedWindow(vp_title, cv2.WINDOW_NORMAL)
             cv2.resizeWindow(vp_title, initial_width, initial_height)
 
+        # Store the first frame as reference for the duplicate check
+        ret, reference_frame = cap.read()
+
         while True:
             ret, frame = cap.read()
 
@@ -324,7 +507,8 @@ def process_video(video_filenames, main_window):
 
             key = cv2.waitKey(10)
 
-            if key == ord('q'):
+            if key == ord('q') or (not processing):
+                debug('DEBUG', f"Breaking loop due to cancel event")
                 break
 
             if cropped_image is not None and frame_cnt % frame_step == 0:
@@ -333,8 +517,10 @@ def process_video(video_filenames, main_window):
                     cv2.namedWindow(ci_title, cv2.WINDOW_NORMAL)
                     cv2.imshow(ci_title, cropped_image)
 
+                frame_is_duplicate, frame_duplicate_mse, reference_frame = check_duplicate(reference_frame, cropped_image)
                 frame_value = calc_value(cropped_image)
-                if frame_value >= value_threshold:
+
+                if frame_value >= contrast_threshold and not frame_is_duplicate:
                     cropped_image_status = "Accepted"
 
                     filename = videofilename_base + '_' + str(counter).zfill(4) + ".png"
@@ -343,7 +529,7 @@ def process_video(video_filenames, main_window):
                     if SAVE:
                         cv2.imwrite(image_filename, cropped_image)
 
-                    cropped_image_info = f"Image on frame {frame_cnt} ({cropped_image_status}) - {frame_value} / {value_threshold} - image nr: {str(str(counter)).zfill(4)}"
+                    cropped_image_info = f"Image on frame {frame_cnt} ({cropped_image_status} | {frame_duplicate_mse}) - {frame_value} / {contrast_threshold} - image nr: {str(str(counter)).zfill(4)}"
                     write_log(cropped_image_info)
                     counter += 1
                 else:
@@ -352,14 +538,20 @@ def process_video(video_filenames, main_window):
                     if SAVE:
                         cv2.imwrite(image_filename, cropped_image)
 
-                    cropped_image_info = f"Image on frame {frame_cnt} ({cropped_image_status}) - {frame_value} / {value_threshold} - image nr: {str(str(counter)).zfill(4)}"
+                    cropped_image_info = f"Image on frame {frame_cnt} ({cropped_image_status} | {frame_duplicate_mse}) - {frame_value} / {contrast_threshold} - image nr: {str(str(counter)).zfill(4)}"
                     write_log(cropped_image_info)
                     discarded_frames += 1
 
             frame_cnt += 1
+            if frame_cnt == 1:
+                debug('DEBUG', f"Video size: {video_width}x{video_height}")
+                debug('DEBUG', f"ROI location: {vertical_alignment}-{horizontal_alignment}")
+                debug('DEBUG', f"ROI size: {roi_size}")
+                debug('DEBUG', f"ROI position (left, top, right, bottom): {x1}, {y1}, {x2}, {y2}")
 
         cap.release()
         cv2.destroyAllWindows()
+        debug('DEBUG', f"Destroyed all current CV2 windows")
 
         write_log(f"Video2Crops run complete!\nSaved {counter} frames.\nDiscarded {discarded_frames} frames.")
     
@@ -372,35 +564,75 @@ def add_files():
     if file_paths:
         for file_path in file_paths:
             selected_files_listbox.insert(tk.END, file_path)
+            debug('DEBUG', f"Queued video file: {file_path}")
 
 # Create a button to remove the selected file from the Listbox
 def remove_file():
     selected_index = selected_files_listbox.curselection()
     if selected_index:
         selected_files_listbox.delete(selected_index)
+        debug('DEBUG', f"Removed file from queue: {selected_index}")
 
 # Create a function to clear the queue
 def clear_queue():
     selected_files_listbox.delete(0, tk.END)
+    debug('DEBUG', f"Cleared the queue")
 
 # Create a function to cancel processing
 def cancel_processing():
     global processing
+    debug('DEBUG', f"Attempting cancelation ...")
     if processing:
         processing = False
+        if processing_thread.is_alive():
+            processing_thread.join()  # Wait for the processing thread to finish cleanly
         messagebox.showinfo("Processing Canceled", "Video processing has been canceled.")
+    elif not processing:
+        processing = False
+        messagebox.showinfo("Nothing to cancel", "Video2Crops isn't processing anything.")
+    debug('DEBUG', f"Cancel complete. Processing state: {processing}")
     
 # Create a button to process the selected files
 def process_files():
-    global processing
+    debug('DEBUG', f"Starting file processing ...")
+    global processing, processing_thread
     if not processing:
+        processing = True
         selected_files = selected_files_listbox.get(0, tk.END)
-        for file_path in selected_files:
+        processing_thread = threading.Thread(target=process_video, args=(selected_files, root))
-            process_video([file_path], root)
+        processing_thread.daemon = True  # Set the thread as a daemon so it terminates when the main program exits
+        processing_thread.start()
+    else:
+        messagebox.showinfo("Info", "Video2Crops is currently processing files!")
+    debug('DEBUG', f"File processing done")
+
+
+# Define dynamic process/cancel button
+def process_cancel_toggle():
+    debug('DEBUG', f"Toggling process/cancel button state")
+    global processing, processing_thread, processing_button_state
+    if processing_button_state == "start":
+        if not processing:
+            processing = True
+            selected_files = selected_files_listbox.get(0, tk.END)
+            processing_thread = threading.Thread(target=process_video, args=(selected_files, root))
+            processing_thread.daemon = True
+            processing_thread.start()
+            processing_button.config(text="Cancel")
+            processing_button_state = "cancel"
+    elif processing_button_state == "cancel":
+        if processing:
+            processing = False
+            if processing_thread.is_alive():
+                processing_thread.join()
+            processing_button.config(text="Process Files")
+            processing_button_state = "start"
+    debug('DEBUG', f"Processing/Cancel button state switch finished")
+
 
 # Create a function to open the preferences window
 def open_preferences():
-
+    debug('DEBUG', f"Opening preferences window")
     preferences_window = tk.Toplevel(root)
     preferences_window.title("Preferences")
 
@@ -411,73 +643,116 @@ def open_preferences():
                 frame_step_var.set(str(new_frame_step))
                 global frame_step
                 frame_step = new_frame_step
+                write2ini('settings', 'frame_step', new_frame_step)
+                debug('DEBUG', f"Set frame stepping to {frame_step}")
+        else:
+            messagebox.showinfo("Info", "Video2Crops is currently processing files!")
 
-    def change_value_threshold():
+    def change_contrast_threshold():
         if not processing:
-            new_value_threshold = simpledialog.askfloat("Value Threshold", "Enter the new value threshold:")
+            new_contrast_threshold = simpledialog.askfloat("Contrast Threshold", "Enter the new value threshold:")
-            if new_value_threshold is not None:
+            if new_contrast_threshold is not None:
-                value_threshold_var.set(str(new_value_threshold))
+                contrast_threshold_var.set(str(new_contrast_threshold))
+                write2ini('settings', 'contrast_threshold', new_contrast_threshold)
+                debug('DEBUG', f"Set contrast discard threshold to {new_contrast_threshold}")
+        else:
+            messagebox.showinfo("Info", "Video2Crops is currently processing files!")
+
+    def change_duplicate_threshold():
+        if not processing:
+            new_duplicate_threshold = simpledialog.askfloat("Duplicate Threshold", "Enter the new value threshold:")
+            if new_duplicate_threshold is not None:
+                duplicate_threshold_var.set(str(new_duplicate_threshold))
+                write2ini('settings', 'duplicate_threshold', new_duplicate_threshold)
+                debug('DEBUG', f"Set duplicate discard threshold to {new_duplicate_threshold}")
+        else:
+            messagebox.showinfo("Info", "Video2Crops is currently processing files!")
 
     def toggle_save():
         if not processing:
             global SAVE
             SAVE = not SAVE
+            write2ini('settings', 'save_output', SAVE)
+            debug('DEBUG', f"Saving output: {SAVE}")
+        else:
+            messagebox.showinfo("Info", "Video2Crops is currently processing files!")
 
     def toggle_show():
         if not processing:
             global SHOW
             SHOW = not SHOW
+            write2ini('settings', 'show_playback', SHOW)
+            debug('DEBUG', f"Displaying output: {SHOW}")
+        else:
+            messagebox.showinfo("Info", "Video2Crops is currently processing files!")
 
     def apply_roi_size():
         if not processing:
             new_roi_size = simpledialog.askinteger("ROI Size", "Enter the new ROI size:")
             if new_roi_size is not None:
                 roi_size_var.set(str(new_roi_size))
+                write2ini('settings', 'roi_size', new_roi_size)
+                debug('DEBUG', f"Set new ROI size to {new_roi_size}")
+        else:
+            messagebox.showinfo("Info", "Video2Crops is currently processing files!")
+
+    debug('DEBUG', f"Creating preference fields ...")
 
     # Create preference fields
     frame_step_label = tk.Label(preferences_window, text="Skip n frames:")
-    frame_step_label.grid(row=0, column=0, padx=20, pady=10)
+    frame_step_label.grid(row=0, column=0, padx=20, pady=5)
     frame_step_value = tk.Label(preferences_window, textvariable=frame_step_var)
-    frame_step_value.grid(row=0, column=1, padx=20, pady=10)
+    frame_step_value.grid(row=0, column=1, padx=20, pady=5)
     frame_step_button = tk.Button(preferences_window, text="Edit", command=change_frame_step)
-    frame_step_button.grid(row=0, column=2, padx=20, pady=10)
+    frame_step_button.grid(row=0, column=2, padx=20, pady=5)
 
-    value_threshold_label = tk.Label(preferences_window, text="Discard Threshold:")
+    contrast_threshold_label = tk.Label(preferences_window, text="Contrast Threshold:")
-    value_threshold_label.grid(row=1, column=0, padx=20, pady=10)
+    contrast_threshold_label.grid(row=1, column=0, padx=20, pady=5)
-    value_threshold_value = tk.Label(preferences_window, textvariable=value_threshold_var)
+    contrast_threshold_value = tk.Label(preferences_window, textvariable=contrast_threshold_var)
-    value_threshold_value.grid(row=1, column=1, padx=20, pady=10)
+    contrast_threshold_value.grid(row=1, column=1, padx=20, pady=5)
-    value_threshold_button = tk.Button(preferences_window, text="Edit", command=change_value_threshold)
+    contrast_threshold_button = tk.Button(preferences_window, text="Edit", command=change_contrast_threshold)
-    value_threshold_button.grid(row=1, column=2, padx=20, pady=10)
+    contrast_threshold_button.grid(row=1, column=2, padx=20, pady=5)
+
+    duplicate_threshold_label = tk.Label(preferences_window, text="Duplicate Threshold:")
+    duplicate_threshold_label.grid(row=2, column=0, padx=20, pady=5)
+    duplicate_threshold_value = tk.Label(preferences_window, textvariable=duplicate_threshold_var)
+    duplicate_threshold_value.grid(row=2, column=1, padx=20, pady=5)
+    duplicate_threshold_button = tk.Button(preferences_window, text="Edit", command=change_duplicate_threshold)
+    duplicate_threshold_button.grid(row=2, column=2, padx=20, pady=5)
 
     save_checkbox = tk.Checkbutton(preferences_window, text="Save Output Images", variable=save_var, command=toggle_save)
-    save_checkbox.grid(row=2, column=0, columnspan=3, padx=20, pady=10)
+    save_checkbox.grid(row=3, column=0, columnspan=3, padx=20, pady=5)
 
     show_checkbox = tk.Checkbutton(preferences_window, text="Display Playback", variable=show_var, command=toggle_show)
-    show_checkbox.grid(row=3, column=0, columnspan=3, padx=20, pady=10)
+    show_checkbox.grid(row=4, column=0, columnspan=3, padx=20, pady=5)
 
     # Section divider
     divider_label = tk.Label(preferences_window, text="ROI Settings", font=("Helvetica", 12, "bold"))
-    divider_label.grid(row=4, column=0, columnspan=3, padx=20, pady=(20, 10))
+    divider_label.grid(row=5, column=0, columnspan=3, padx=20, pady=(20, 10))
 
     # Create ROI fields
     vertical_alignment_label = tk.Label(preferences_window, text="Vertical Alignment:")
-    vertical_alignment_label.grid(row=5, column=0, padx=20, pady=10)
+    vertical_alignment_label.grid(row=6, column=0, padx=20, pady=5)
     vertical_alignment_var.set("Center")  # Default alignment
     vertical_alignment_menu = tk.OptionMenu(preferences_window, vertical_alignment_var, "Top", "Center", "Bottom")
-    vertical_alignment_menu.grid(row=5, column=1, padx=20, pady=10)
+    vertical_alignment_menu.grid(row=6, column=1, padx=20, pady=5)
 
     horizontal_alignment_label = tk.Label(preferences_window, text="Horizontal Alignment:")
-    horizontal_alignment_label.grid(row=6, column=0, padx=20, pady=10)
+    horizontal_alignment_label.grid(row=7, column=0, padx=20, pady=5)
     horizontal_alignment_var.set("Center")  # Default alignment
     horizontal_alignment_menu = tk.OptionMenu(preferences_window, horizontal_alignment_var, "Left", "Center", "Right")
-    horizontal_alignment_menu.grid(row=6, column=1, padx=20, pady=10)
+    horizontal_alignment_menu.grid(row=7, column=1, padx=20, pady=5)
 
     roi_size_label = tk.Label(preferences_window, text="ROI Size:")
-    roi_size_label.grid(row=7, column=0, padx=20, pady=10)
+    roi_size_label.grid(row=8, column=0, padx=20, pady=5)
     roi_size_value = tk.Label(preferences_window, textvariable=roi_size_var)
-    roi_size_value.grid(row=7, column=1, padx=20, pady=10)
+    roi_size_value.grid(row=8, column=1, padx=20, pady=5)
     roi_size_button = tk.Button(preferences_window, text="Edit", command=apply_roi_size)
-    roi_size_button.grid(row=7, column=2, padx=20, pady=10)
+    roi_size_button.grid(row=8, column=2, padx=20, pady=5)
+
+    debug('DEBUG', f"Done creating preference fields")
+
+debug('DEBUG', 'Functions defined')
 
 # Create a menu
 menu = tk.Menu(root)
@@ -485,7 +760,8 @@ root.config(menu=menu)
 
 # Variables for preferences
 frame_step_var = tk.StringVar()
-value_threshold_var = tk.StringVar()
+contrast_threshold_var = tk.StringVar()
+duplicate_threshold_var = tk.StringVar()
 save_var = tk.BooleanVar()
 show_var = tk.BooleanVar()
 
@@ -493,13 +769,14 @@ show_var = tk.BooleanVar()
 vertical_alignment_var = tk.StringVar()
 horizontal_alignment_var = tk.StringVar()
 roi_size_var = tk.StringVar()
-roi_size_var.set("400")
 
 # Set initial values for preference variables
 frame_step_var.set(str(frame_step))
-value_threshold_var.set(str(value_threshold))
+contrast_threshold_var.set(str(contrast_threshold))
+duplicate_threshold_var.set(str(duplicate_threshold))
 save_var.set(SAVE)
 show_var.set(SHOW)
+roi_size_var.set(roi_size)
 
 # Create a "Queue" submenu
 queue_menu = tk.Menu(menu, tearoff=0)
@@ -507,40 +784,46 @@ menu.add_cascade(label="Queue", menu=queue_menu)
 queue_menu.add_command(label="Add file", command=add_files)
 queue_menu.add_command(label="Clear queue", command=clear_queue)
 queue_menu.add_separator()
-queue_menu.add_command(label="Cancel", command=cancel_processing)
+queue_menu.add_command(label="Cancel", state="disabled", command=cancel_processing)
-queue_menu.add_command(label="Cancel & Clear", command=lambda: [cancel_processing(), clear_queue()])
+queue_menu.add_command(label="Cancel & Clear", state="disabled", command=lambda: [cancel_processing(), clear_queue()])
 
 # Create a "Preferences" submenu
 menu.add_command(label="Preferences", command=open_preferences)
 
 # Create an "Info" submenu
-info_menu = tk.Menu(menu, tearoff=0)
+info_menu = tk.Menu(menu, tearoff=0, disabledforeground="#000")
 menu.add_cascade(label="Info", menu=info_menu)
 info_menu.add_command(label="Project Folder", command=lambda: webbrowser.open(os.getcwd()))
 info_menu.add_separator()
 info_menu.add_command(label="About", command=lambda: webbrowser.open("https://git.rolfsvaag.no/frarol96/Video2Crops/wiki"))
-info_menu.add_command(label=f"Version: {str(v2cversion)}")
 info_menu.add_command(label=f"Check for updates", command=check_for_updates)
 info_menu.add_command(label=f"View Changelog", command=open_changelog_window)
+info_menu.add_separator()
+info_menu.add_command(state="disabled", label=f"Version: {str(v2cversion)}")
 
 # Create a label for selected files
 label = tk.Label(root, text="Selected Files:")
-label.pack(padx=20, pady=10)
+label.pack(padx=20, pady=5)
 
 # Create a Listbox to display the selected files
 selected_files_listbox = tk.Listbox(root, selectmode=tk.SINGLE, exportselection=0)
-selected_files_listbox.pack(fill=tk.BOTH, expand=True, padx=20, pady=10)
+selected_files_listbox.pack(fill=tk.BOTH, expand=True, padx=20, pady=5)
 
 # Create a button to select and add files to the Listbox
 select_files_button = tk.Button(root, text="Select Files", command=add_files)
-select_files_button.pack(padx=20, pady=10)
+select_files_button.pack(padx=20, pady=5)
 
 # Create a button to remove the selected file from the Listbox
 remove_file_button = tk.Button(root, text="Remove File", command=remove_file)
-remove_file_button.pack(padx=20, pady=10)
+remove_file_button.pack(padx=20, pady=5)
 
 # Create a button to process the selected files
-process_files_button = tk.Button(root, text="Process Files", command=process_files)
+processing_button = tk.Button(root, text="Process Files", command=process_cancel_toggle)
-process_files_button.pack(padx=20, pady=10)
+processing_button.pack(padx=20, pady=5)
 
-root.mainloop()
+debug('DEBUG', 'UI generated, running main loop')
+debug('INFO', '... Video2Crops initialized and ready!')
+
+check_for_updates()
+STARTING = False
+root.mainloop()