diff --git a/modules/ui.py b/modules/ui.py
index ec2210a..2733dbb 100644
--- a/modules/ui.py
+++ b/modules/ui.py
@@ -1,61 +1,38 @@
 import os
+import platform
 import webbrowser
 import customtkinter as ctk
-from typing import Callable, Tuple
+from typing import Callable, Tuple, List, Any
+from types import ModuleType
 import cv2
 from PIL import Image, ImageOps
-import tkinterdnd2 as tkdnd
-import time
+import pyvirtualcam
+
+# Import OS-specific modules only when necessary
+if platform.system() == 'Darwin':  # macOS
+    import AVFoundation
+
+# Import Windows specific modules only when on windows platform
+if platform.system() == 'Windows' or platform.system() == 'Linux':  # Windows or Linux
+    from pygrabber.dshow_graph import FilterGraph
+
+
 import modules.globals
 import modules.metadata
-from modules.face_analyser import (
-    get_one_face,
-    get_unique_faces_from_target_image,
-    get_unique_faces_from_target_video,
-    add_blank_map,
-    has_valid_map,
-    simplify_maps,
-)
+from modules.face_analyser import get_one_face
 from modules.capturer import get_video_frame, get_video_frame_total
 from modules.processors.frame.core import get_frame_processors_modules
-from modules.utilities import (
-    is_image,
-    is_video,
-    resolve_relative_path,
-    has_image_extension,
-)
-
-os.environ["QT_AUTO_SCREEN_SCALE_FACTOR"] = "1"
-os.environ["QT_SCREEN_SCALE_FACTORS"] = "1"
-os.environ["QT_SCALE_FACTOR"] = "1"
+from modules.utilities import is_image, is_video, resolve_relative_path
 
 ROOT = None
-POPUP = None
-POPUP_LIVE = None
 ROOT_HEIGHT = 800
-ROOT_WIDTH = 1000
+ROOT_WIDTH = 600
 
 PREVIEW = None
-PREVIEW_MAX_HEIGHT = 800
-PREVIEW_MAX_WIDTH = 1400
-PREVIEW_DEFAULT_WIDTH = 1280
-PREVIEW_DEFAULT_HEIGHT = 720
-
-POPUP_WIDTH = 700
-POPUP_HEIGHT = 800
-POPUP_SCROLL_WIDTH = 680
-POPUP_SCROLL_HEIGHT = 600
-
-POPUP_LIVE_WIDTH = 850
-POPUP_LIVE_HEIGHT = 700
-POPUP_LIVE_SCROLL_WIDTH = 830
-POPUP_LIVE_SCROLL_HEIGHT = 600
-
-MAPPER_PREVIEW_MAX_HEIGHT = 120
-MAPPER_PREVIEW_MAX_WIDTH = 120
-
-DEFAULT_BUTTON_WIDTH = 200
-DEFAULT_BUTTON_HEIGHT = 40
+PREVIEW_MAX_HEIGHT = 700
+PREVIEW_MAX_WIDTH  = 1200
+PREVIEW_DEFAULT_WIDTH  = 960
+PREVIEW_DEFAULT_HEIGHT = 540
 
 RECENT_DIRECTORY_SOURCE = None
 RECENT_DIRECTORY_TARGET = None
@@ -66,644 +43,161 @@ preview_slider = None
 source_label = None
 target_label = None
 status_label = None
-popup_status_label = None
-popup_status_label_live = None
-source_label_dict = {}
-source_label_dict_live = {}
-target_label_dict_live = {}
 
 img_ft, vid_ft = modules.globals.file_types
 
+camera = None
 
-class ModernButton(ctk.CTkButton):
-    def __init__(self, master, **kwargs):
-        super().__init__(master, **kwargs)
-        self.configure(
-            font=("Roboto", 16, "bold"),
-            corner_radius=15,
-            border_width=2,
-            border_color="#3a7ebf",
-            hover_color="#2b5d8b",
-            fg_color="#3a7ebf",
-            text_color="white",
-        )
+def check_camera_permissions():
+    """Check and request camera access permission on macOS."""
+    if platform.system() == 'Darwin':  # macOS-specific
+        auth_status = AVFoundation.AVCaptureDevice.authorizationStatusForMediaType_(AVFoundation.AVMediaTypeVideo)
+
+        if auth_status == AVFoundation.AVAuthorizationStatusNotDetermined:
+            # Request access to the camera
+            def completion_handler(granted):
+                if granted:
+                    print("Access granted to the camera.")
+                else:
+                    print("Access denied to the camera.")
+            
+            AVFoundation.AVCaptureDevice.requestAccessForMediaType_completionHandler_(AVFoundation.AVMediaTypeVideo, completion_handler)
+        elif auth_status == AVFoundation.AVAuthorizationStatusAuthorized:
+            print("Camera access already authorized.")
+        elif auth_status == AVFoundation.AVAuthorizationStatusDenied:
+            print("Camera access denied. Please enable it in System Preferences.")
+        elif auth_status == AVFoundation.AVAuthorizationStatusRestricted:
+            print("Camera access restricted. The app is not allowed to use the camera.")
 
 
-class DragDropButton(ModernButton):
-    def __init__(self, master, **kwargs):
-        super().__init__(master, **kwargs)
-        self.drop_target_register(tkdnd.DND_FILES)
-        self.dnd_bind("<<Drop>>", self.drop)
-
-    def drop(self, event):
-        file_path = event.data
-        if file_path.startswith("{"):
-            file_path = file_path[1:-1]
-        self.handle_drop(file_path)
-
-    def handle_drop(self, file_path):
-        pass
+def select_camera(camera_name: str):
+    """Select the appropriate camera based on its name (cross-platform)."""
+    if platform.system() == 'Darwin':  # macOS-specific
+        devices = AVFoundation.AVCaptureDevice.devicesWithMediaType_(AVFoundation.AVMediaTypeVideo)
+        for device in devices:
+            if device.localizedName() == camera_name:
+                return device
+    elif platform.system() == 'Windows' or platform.system() == 'Linux':
+        # On Windows/Linux, simply return the camera name as OpenCV can handle it by index
+        return camera_name
+    return None
 
 
-class SourceButton(DragDropButton):
-    def handle_drop(self, file_path):
-        if is_image(file_path):
-            modules.globals.source_path = file_path
-            global RECENT_DIRECTORY_SOURCE
-            RECENT_DIRECTORY_SOURCE = os.path.dirname(modules.globals.source_path)
-            image = render_image_preview(modules.globals.source_path, (250, 250))
-            source_label.configure(image=image)
-            source_label.configure(text="")
-
-
-class SourceMapperButton(DragDropButton):
-    def __init__(self, master, map, button_num, **kwargs):
-        super().__init__(master, **kwargs)
-        self.map = map
-        self.button_num = button_num
-
-    def handle_drop(self, file_path):
-        if is_image(file_path):
-            update_popup_source(
-                self.master.master, self.map, self.button_num, file_path
-            )
-
-
-class TargetButton(DragDropButton):
-    def handle_drop(self, file_path):
-        global RECENT_DIRECTORY_TARGET
-        if is_image(file_path) or is_video(file_path):
-            modules.globals.target_path = file_path
-            RECENT_DIRECTORY_TARGET = os.path.dirname(modules.globals.target_path)
-            if is_image(file_path):
-                image = render_image_preview(modules.globals.target_path, (250, 250))
-                target_label.configure(image=image)
-                target_label.configure(text="")
-            elif is_video(file_path):
-                video_frame = render_video_preview(file_path, (250, 250))
-                target_label.configure(image=video_frame)
-                target_label.configure(text="")
-
-
-class ModernLabel(ctk.CTkLabel):
-    def __init__(self, master, **kwargs):
-        super().__init__(master, **kwargs)
-        self.configure(
-            font=("Roboto", 16),
-            corner_radius=10,
-            fg_color="#2a2d2e",
-            text_color="white",
-        )
-
-
-class DragDropLabel(ModernLabel):
-    def __init__(self, master, **kwargs):
-        super().__init__(master, **kwargs)
-        self.drop_target_register(tkdnd.DND_FILES)
-        self.dnd_bind("<<Drop>>", self.drop)
-
-    def drop(self, event):
-        file_path = event.data
-        if file_path.startswith("{"):
-            file_path = file_path[1:-1]
-        self.handle_drop(file_path)
-
-    def handle_drop(self, file_path):
-        pass
-
-
-class SourceLabel(DragDropLabel):
-    def handle_drop(self, file_path):
-        if is_image(file_path):
-            modules.globals.source_path = file_path
-            global RECENT_DIRECTORY_SOURCE
-            RECENT_DIRECTORY_SOURCE = os.path.dirname(modules.globals.source_path)
-            image = render_image_preview(modules.globals.source_path, (250, 250))
-            source_label.configure(image=image)
-            source_label.configure(text="")
-
-
-class TargetLabel(DragDropLabel):
-    def handle_drop(self, file_path):
-        global RECENT_DIRECTORY_TARGET
-        if is_image(file_path) or is_video(file_path):
-            modules.globals.target_path = file_path
-            RECENT_DIRECTORY_TARGET = os.path.dirname(modules.globals.target_path)
-            if is_image(file_path):
-                image = render_image_preview(modules.globals.target_path, (250, 250))
-                target_label.configure(image=image)
-                target_label.configure(text="")
-            elif is_video(file_path):
-                video_frame = render_video_preview(file_path, (250, 250))
-                target_label.configure(image=video_frame)
-                target_label.configure(text="")
-
-
-def init(start: Callable[[], None], destroy: Callable[[], None]) -> tkdnd.TkinterDnD.Tk:
+def init(start: Callable[[], None], destroy: Callable[[], None]) -> ctk.CTk:
     global ROOT, PREVIEW
 
+    if platform.system() == 'Darwin':  # macOS-specific
+        check_camera_permissions()  # Check camera permissions before initializing the UI
+    
     ROOT = create_root(start, destroy)
     PREVIEW = create_preview(ROOT)
 
     return ROOT
 
 
-def create_root(
-    start: Callable[[], None], destroy: Callable[[], None]
-) -> tkdnd.TkinterDnD.Tk:
+def create_root(start: Callable[[], None], destroy: Callable[[], None]) -> ctk.CTk:
     global source_label, target_label, status_label
 
-    ctk.set_appearance_mode("dark")
-    ctk.set_default_color_theme("blue")
+    ctk.deactivate_automatic_dpi_awareness()
+    ctk.set_appearance_mode('system')
+    ctk.set_default_color_theme(resolve_relative_path('ui.json'))
 
-    root = tkdnd.TkinterDnD.Tk()
-    root.title(
-        f"{modules.metadata.name} {modules.metadata.version} {modules.metadata.edition}"
-    )
-    root.configure(bg="#1a1a1a")
-    root.protocol("WM_DELETE_WINDOW", lambda: destroy())
-    root.resizable(True, True)
-    root.attributes("-alpha", 1.0)  # Set window opacity to fully opaque
+    print("Creating root window...")
+    
+    root = ctk.CTk()
+    root.minsize(ROOT_WIDTH, ROOT_HEIGHT)
+    root.title(f'{modules.metadata.name} {modules.metadata.version} {modules.metadata.edition}')
+    root.protocol('WM_DELETE_WINDOW', lambda: destroy())
 
-    main_frame = ctk.CTkFrame(root, fg_color="#1a1a1a")
-    main_frame.pack(fill="both", expand=True, padx=20, pady=20)
+    source_label = ctk.CTkLabel(root, text=None)
+    source_label.place(relx=0.1, rely=0.0875, relwidth=0.3, relheight=0.25)
 
-    # Create two vertical frames for source and target
-    source_frame = ctk.CTkFrame(main_frame, fg_color="#2a2d2e", corner_radius=15)
-    source_frame.grid(row=0, column=0, padx=10, pady=10, sticky="nsew")
+    target_label = ctk.CTkLabel(root, text=None)
+    target_label.place(relx=0.6, rely=0.0875, relwidth=0.3, relheight=0.25)
 
-    target_frame = ctk.CTkFrame(main_frame, fg_color="#2a2d2e", corner_radius=15)
-    target_frame.grid(row=0, column=2, padx=10, pady=10, sticky="nsew")
+    source_button = ctk.CTkButton(root, text='Select a face', cursor='hand2', command=select_source_path)
+    source_button.place(relx=0.1, rely=0.35, relwidth=0.3, relheight=0.1)
 
-    # Create a middle frame for swap button
-    middle_frame = ctk.CTkFrame(main_frame, fg_color="#1a1a1a")
-    middle_frame.grid(row=0, column=1, padx=5, pady=10, sticky="ns")
+    swap_faces_button = ctk.CTkButton(root, text='↔', cursor='hand2', command=lambda: swap_faces_paths())
+    swap_faces_button.place(relx=0.45, rely=0.4, relwidth=0.1, relheight=0.1)
 
-    source_label = SourceLabel(
-        source_frame,
-        text="Drag & Drop\nSource Image Here",
-        justify="center",
-        width=250,
-        height=250,
-    )
-    source_label.pack(pady=(20, 10))
+    target_button = ctk.CTkButton(root, text='Select a target', cursor='hand2', command=select_target_path)
+    target_button.place(relx=0.6, rely=0.35, relwidth=0.3, relheight=0.1)
 
-    target_label = TargetLabel(
-        target_frame,
-        text="Drag & Drop\nTarget Image/Video Here",
-        justify="center",
-        width=250,
-        height=250,
-    )
-    target_label.pack(pady=(20, 10))
-
-    select_face_button = SourceButton(
-        source_frame,
-        text="Select a face",
-        cursor="hand2",
-        command=lambda: select_source_path(),
-    )
-    select_face_button.pack(pady=10)
-
-    select_target_button = TargetButton(
-        target_frame,
-        text="Select a target",
-        cursor="hand2",
-        command=lambda: select_target_path(),
-    )
-    select_target_button.pack(pady=10)
-
-    swap_faces_button = ModernButton(
-        middle_frame,
-        text="↔",
-        cursor="hand2",
-        command=lambda: swap_faces_paths(),
-        width=50,
-        height=50,
-    )
-    swap_faces_button.pack(expand=True)
-
-    options_frame = ctk.CTkFrame(main_frame, fg_color="#2a2d2e", corner_radius=15)
-    options_frame.grid(row=1, column=0, columnspan=3, padx=10, pady=10, sticky="nsew")
-
-    # Create a single column for options, centered
-    options_column = ctk.CTkFrame(options_frame, fg_color="#2a2d2e")
-    options_column.pack(expand=True)
-
-    # Switches
     keep_fps_value = ctk.BooleanVar(value=modules.globals.keep_fps)
-    keep_fps_checkbox = ctk.CTkSwitch(
-        options_column,
-        text="Keep fps",
-        variable=keep_fps_value,
-        cursor="hand2",
-        command=lambda: setattr(
-            modules.globals, "keep_fps", not modules.globals.keep_fps
-        ),
-        progress_color="#3a7ebf",
-        font=("Roboto", 14, "bold"),
-    )
-    keep_fps_checkbox.pack(pady=5, anchor="w")
+    keep_fps_checkbox = ctk.CTkSwitch(root, text='Keep fps', variable=keep_fps_value, cursor='hand2', command=lambda: setattr(modules.globals, 'keep_fps', not modules.globals.keep_fps))
+    keep_fps_checkbox.place(relx=0.1, rely=0.525)
 
     keep_frames_value = ctk.BooleanVar(value=modules.globals.keep_frames)
-    keep_frames_switch = ctk.CTkSwitch(
-        options_column,
-        text="Keep frames",
-        variable=keep_frames_value,
-        cursor="hand2",
-        command=lambda: setattr(
-            modules.globals, "keep_frames", keep_frames_value.get()
-        ),
-        progress_color="#3a7ebf",
-        font=("Roboto", 14, "bold"),
-    )
-    keep_frames_switch.pack(pady=5, anchor="w")
+    keep_frames_switch = ctk.CTkSwitch(root, text='Keep frames', variable=keep_frames_value, cursor='hand2', command=lambda: setattr(modules.globals, 'keep_frames', keep_frames_value.get()))
+    keep_frames_switch.place(relx=0.1, rely=0.56875)
 
-    enhancer_value = ctk.BooleanVar(value=modules.globals.fp_ui["face_enhancer"])
-    enhancer_switch = ctk.CTkSwitch(
-        options_column,
-        text="Face Enhancer",
-        variable=enhancer_value,
-        cursor="hand2",
-        command=lambda: update_tumbler("face_enhancer", enhancer_value.get()),
-        progress_color="#3a7ebf",
-        font=("Roboto", 14, "bold"),
-    )
-    enhancer_switch.pack(pady=5, anchor="w")
+    enhancer_value = ctk.BooleanVar(value=modules.globals.fp_ui['face_enhancer'])
+    enhancer_switch = ctk.CTkSwitch(root, text='Face Enhancer', variable=enhancer_value, cursor='hand2', command=lambda: update_tumbler('face_enhancer', enhancer_value.get()))
+    enhancer_switch.place(relx=0.1, rely=0.6125)
 
     keep_audio_value = ctk.BooleanVar(value=modules.globals.keep_audio)
-    keep_audio_switch = ctk.CTkSwitch(
-        options_column,
-        text="Keep audio",
-        variable=keep_audio_value,
-        cursor="hand2",
-        command=lambda: setattr(modules.globals, "keep_audio", keep_audio_value.get()),
-        progress_color="#3a7ebf",
-        font=("Roboto", 14, "bold"),
-    )
-    keep_audio_switch.pack(pady=5, anchor="w")
+    keep_audio_switch = ctk.CTkSwitch(root, text='Keep audio', variable=keep_audio_value, cursor='hand2', command=lambda: setattr(modules.globals, 'keep_audio', keep_audio_value.get()))
+    keep_audio_switch.place(relx=0.6, rely=0.525)
 
     many_faces_value = ctk.BooleanVar(value=modules.globals.many_faces)
-    many_faces_switch = ctk.CTkSwitch(
-        options_column,
-        text="Many faces",
-        variable=many_faces_value,
-        cursor="hand2",
-        command=lambda: setattr(modules.globals, "many_faces", many_faces_value.get()),
-        progress_color="#3a7ebf",
-        font=("Roboto", 14, "bold"),
-    )
-    many_faces_switch.pack(pady=5, anchor="w")
+    many_faces_switch = ctk.CTkSwitch(root, text='Many faces', variable=many_faces_value, cursor='hand2', command=lambda: setattr(modules.globals, 'many_faces', many_faces_value.get()))
+    many_faces_switch.place(relx=0.6, rely=0.56875)
 
-    color_correction_value = ctk.BooleanVar(value=modules.globals.color_correction)
-    color_correction_switch = ctk.CTkSwitch(
-        options_column,
-        text="Fix Blueish Cam",
-        variable=color_correction_value,
-        cursor="hand2",
-        command=lambda: setattr(
-            modules.globals, "color_correction", color_correction_value.get()
-        ),
-        progress_color="#3a7ebf",
-        font=("Roboto", 14, "bold"),
-    )
-    color_correction_switch.pack(pady=5, anchor="w")
+    nsfw_value = ctk.BooleanVar(value=modules.globals.nsfw)
+    nsfw_switch = ctk.CTkSwitch(root, text='NSFW', variable=nsfw_value, cursor='hand2', command=lambda: setattr(modules.globals, 'nsfw', nsfw_value.get()))
+    nsfw_switch.place(relx=0.6, rely=0.6125)
 
-    map_faces = ctk.BooleanVar(value=modules.globals.map_faces)
-    map_faces_switch = ctk.CTkSwitch(
-        options_column,
-        text="Map faces",
-        variable=map_faces,
-        cursor="hand2",
-        command=lambda: setattr(modules.globals, "map_faces", map_faces.get()),
-        progress_color="#3a7ebf",
-        font=("Roboto", 14, "bold"),
-    )
-    map_faces_switch.pack(pady=5, anchor="w")
+    start_button = ctk.CTkButton(root, text='Start', cursor='hand2', command=lambda: select_output_path(start))
+    start_button.place(relx=0.15, rely=0.7, relwidth=0.2, relheight=0.05)
 
-    button_frame = ctk.CTkFrame(main_frame, fg_color="#1a1a1a")
-    button_frame.grid(row=2, column=0, columnspan=3, padx=10, pady=10, sticky="nsew")
+    stop_button = ctk.CTkButton(root, text='Destroy', cursor='hand2', command=destroy)
+    stop_button.place(relx=0.4, rely=0.7, relwidth=0.2, relheight=0.05)
 
-    start_button = ModernButton(
-        button_frame,
-        text="Start",
-        cursor="hand2",
-        command=lambda: analyze_target(start, root),
-        fg_color="#4CAF50",
-        hover_color="#45a049",
-    )
-    start_button.pack(side="left", padx=10, expand=True)
+    preview_button = ctk.CTkButton(root, text='Preview', cursor='hand2', command=toggle_preview)
+    preview_button.place(relx=0.65, rely=0.7, relwidth=0.2, relheight=0.05)
 
-    preview_button = ModernButton(
-        button_frame,
-        text="Preview",
-        cursor="hand2",
-        command=lambda: toggle_preview(),
-    )
-    preview_button.pack(side="left", padx=10, expand=True)
+    camera_label = ctk.CTkLabel(root, text="Select Camera:")
+    camera_label.place(relx=0.4, rely=0.7525, relwidth=0.2, relheight=0.05)
 
-    live_button = ModernButton(
-        button_frame,
-        text="Live",
-        cursor="hand2",
-        command=lambda: webcam_preview(root),
-    )
-    live_button.pack(side="left", padx=10, expand=True)
+    available_cameras = get_available_cameras()
+    available_camera_strings = [str(cam) for cam in available_cameras]
 
-    stop_button = ModernButton(
-        button_frame,
-        text="Destroy",
-        cursor="hand2",
-        command=lambda: destroy(),
-        fg_color="#f44336",
-        hover_color="#d32f2f",
-    )
-    stop_button.pack(side="left", padx=10, expand=True)
+    camera_variable = ctk.StringVar(value=available_camera_strings[0] if available_camera_strings else "No cameras found")
+    camera_optionmenu = ctk.CTkOptionMenu(root, variable=camera_variable, values=available_camera_strings)
+    camera_optionmenu.place(relx=0.65, rely=0.7525, relwidth=0.2, relheight=0.05)
 
-    status_label = ModernLabel(
-        main_frame, text=None, justify="center", fg_color="#1a1a1a"
-    )
-    status_label.grid(row=3, column=0, columnspan=3, pady=10, sticky="ew")
+    virtual_cam_out_value = ctk.BooleanVar(value=False)
+    virtual_cam_out_switch = ctk.CTkSwitch(root, text='Virtual Cam Output (OBS)', variable=virtual_cam_out_value, cursor='hand2')
+    virtual_cam_out_switch.place(relx=0.4, rely=0.805)
 
-    donate_frame = ctk.CTkFrame(main_frame, fg_color="#1a1a1a")
-    donate_frame.grid(row=4, column=0, columnspan=3, pady=5, sticky="ew")
+    live_button = ctk.CTkButton(root, text='Live', cursor='hand2', command=lambda: webcam_preview(camera_variable.get(), virtual_cam_out_value.get()))
+    live_button.place(relx=0.15, rely=0.7525, relwidth=0.2, relheight=0.05)
 
-    donate_label = ModernLabel(
-        donate_frame,
-        text="Donate",
-        justify="center",
-        cursor="hand2",
-        fg_color="#1870c4",
-        text_color="#1870c4",
-    )
-    donate_label.pack(side="left", expand=True)
+    status_label = ctk.CTkLabel(root, text=None, justify='center')
+    status_label.place(relx=0.1, relwidth=0.8, rely=0.875)
 
-    donate_label.bind(
-        "<Button>", lambda event: webbrowser.open("https://paypal.me/hacksider")
-    )
-
-    remove_donate_button = ModernButton(
-        donate_frame,
-        text="X",
-        cursor="hand2",
-        command=lambda: donate_frame.destroy(),
-        width=30,
-        height=30,
-        fg_color="#f44336",
-        hover_color="#d32f2f",
-    )
-    remove_donate_button.pack(side="right", padx=(10, 0))
-
-    main_frame.grid_columnconfigure((0, 2), weight=1)
-    main_frame.grid_rowconfigure((0, 1, 2), weight=1)
-
-    root.grid_columnconfigure(0, weight=1)
-    root.grid_rowconfigure(0, weight=1)
+    donate_label = ctk.CTkLabel(root, text='Deep Live Cam', justify='center', cursor='hand2')
+    donate_label.place(relx=0.1, rely=0.95, relwidth=0.8)
+    donate_label.configure(text_color=ctk.ThemeManager.theme.get('URL').get('text_color'))
+    donate_label.bind('<Button-1>', lambda event: webbrowser.open('https://paypal.me/hacksider'))
 
     return root
 
 
-def analyze_target(start: Callable[[], None], root: ctk.CTk):
-    if POPUP is not None and POPUP.winfo_exists():
-        update_status("Please complete pop-up or close it.")
-        return
-
-    if modules.globals.map_faces:
-        modules.globals.souce_target_map = []
-
-        if is_image(modules.globals.target_path):
-            update_status("Getting unique faces")
-            get_unique_faces_from_target_image()
-        elif is_video(modules.globals.target_path):
-            update_status("Getting unique faces")
-            get_unique_faces_from_target_video()
-        else:
-            update_status("Invalid target file. Please select an image or video.")
-            return
-
-        if len(modules.globals.souce_target_map) > 0:
-            create_source_target_popup(start, root, modules.globals.souce_target_map)
-        else:
-            update_status("No faces found in target")
-    else:
-        select_output_path(start)
-
-
-def create_source_target_popup(
-    start: Callable[[], None], root: ctk.CTk, map: list
-) -> None:
-    global POPUP, popup_status_label
-
-    POPUP = ctk.CTkToplevel(root)
-    POPUP.title("Source x Target Mapper")
-    POPUP.geometry(f"{POPUP_WIDTH}x{POPUP_HEIGHT}")
-    POPUP.focus()
-    POPUP.resizable(True, True)
-
-    def on_submit_click(start):
-        if has_valid_map():
-            POPUP.destroy()
-            select_output_path(start)
-        else:
-            update_pop_status("At least 1 source with target is required!")
-
-    scrollable_frame = ctk.CTkScrollableFrame(
-        POPUP, width=POPUP_SCROLL_WIDTH, height=POPUP_SCROLL_HEIGHT
-    )
-    scrollable_frame.pack(fill="both", expand=True, padx=10, pady=10)
-
-    def on_button_click(map, button_num):
-        update_popup_source(scrollable_frame, map, button_num)
-
-    # Create a frame to hold the table
-    table_frame = ctk.CTkFrame(scrollable_frame)
-    table_frame.pack(expand=True)
-
-    for item in map:
-        id = item["id"]
-
-        row_frame = ctk.CTkFrame(table_frame)
-        row_frame.pack(fill="x", pady=5)
-
-        source_button = SourceMapperButton(
-            row_frame,
-            map,
-            id,
-            text="Select source image",
-            command=lambda id=id: on_button_click(map, id),
-            width=DEFAULT_BUTTON_WIDTH,
-            height=DEFAULT_BUTTON_HEIGHT,
-            fg_color=("gray75", "gray25"),
-            hover_color=("gray85", "gray35"),
-            corner_radius=10,
-        )
-        source_button.pack(side="left", padx=(0, 10))
-
-        source_image = ctk.CTkLabel(
-            row_frame,
-            text=f"S-{id}",
-            width=MAPPER_PREVIEW_MAX_WIDTH,
-            height=MAPPER_PREVIEW_MAX_HEIGHT,
-            font=("Arial", 14, "bold"),
-        )
-        source_image.pack(side="left", padx=(0, 10))
-
-        x_label = ctk.CTkLabel(
-            row_frame,
-            text=f"X",
-            width=30,
-            font=("Arial", 14, "bold"),
-        )
-        x_label.pack(side="left", padx=(0, 10))
-
-        image = Image.fromarray(cv2.cvtColor(item["target"]["cv2"], cv2.COLOR_BGR2RGB))
-        image = image.resize(
-            (MAPPER_PREVIEW_MAX_WIDTH, MAPPER_PREVIEW_MAX_HEIGHT), Image.LANCZOS
-        )
-        tk_image = ctk.CTkImage(image, size=image.size)
-
-        target_image = ctk.CTkLabel(
-            row_frame,
-            text=f"T-{id}",
-            width=MAPPER_PREVIEW_MAX_WIDTH,
-            height=MAPPER_PREVIEW_MAX_HEIGHT,
-            font=("Arial", 14, "bold"),
-        )
-        target_image.pack(side="left")
-        target_image.configure(image=tk_image)
-
-    popup_status_label = ctk.CTkLabel(
-        POPUP, text=None, justify="center", font=("Arial", 14, "bold")
-    )
-    popup_status_label.pack(pady=10)
-
-    submit_button = ctk.CTkButton(
-        POPUP,
-        text="Submit",
-        command=lambda: on_submit_click(start),
-        fg_color=("DodgerBlue", "DodgerBlue"),
-        hover_color=("RoyalBlue", "RoyalBlue"),
-        corner_radius=10,
-        font=("Arial", 16, "bold"),
-        width=200,
-        height=50,
-    )
-    submit_button.pack(pady=10)
-
-    POPUP.update()
-    POPUP.minsize(POPUP.winfo_width(), POPUP.winfo_height())
-
-
-def update_popup_source(
-    scrollable_frame: ctk.CTkScrollableFrame,
-    map: list,
-    button_num: int,
-    source_path: str = None,
-) -> list:
-    global source_label_dict, RECENT_DIRECTORY_SOURCE
-
-    if source_path is None:
-        source_path = ctk.filedialog.askopenfilename(
-            title="select an source image",
-            initialdir=RECENT_DIRECTORY_SOURCE,
-            filetypes=[img_ft],
-        )
-
-    if "source" in map[button_num]:
-        map[button_num].pop("source")
-        if button_num in source_label_dict:
-            source_label_dict[button_num].destroy()
-            del source_label_dict[button_num]
-
-    if source_path == "":
-        return map
-    else:
-        RECENT_DIRECTORY_SOURCE = os.path.dirname(source_path)
-        cv2_img = cv2.imread(source_path)
-        face = get_one_face(cv2_img)
-
-        if face:
-            x_min, y_min, x_max, y_max = face["bbox"]
-
-            map[button_num]["source"] = {
-                "cv2": cv2_img[int(y_min) : int(y_max), int(x_min) : int(x_max)],
-                "face": face,
-            }
-
-            image = Image.fromarray(
-                cv2.cvtColor(map[button_num]["source"]["cv2"], cv2.COLOR_BGR2RGB)
-            )
-            image = image.resize(
-                (MAPPER_PREVIEW_MAX_WIDTH, MAPPER_PREVIEW_MAX_HEIGHT), Image.LANCZOS
-            )
-            tk_image = ctk.CTkImage(image, size=image.size)
-
-            source_image = ctk.CTkLabel(
-                scrollable_frame.winfo_children()[button_num],
-                text=f"S-{button_num}",
-                width=MAPPER_PREVIEW_MAX_WIDTH,
-                height=MAPPER_PREVIEW_MAX_HEIGHT,
-                font=("Arial", 14, "bold"),
-            )
-            source_image.pack(
-                side="left",
-                padx=(0, 10),
-                after=scrollable_frame.winfo_children()[button_num].winfo_children()[0],
-            )
-            source_image.configure(image=tk_image)
-            source_label_dict[button_num] = source_image
-        else:
-            update_pop_status("Face could not be detected in last upload!")
-        return map
-
-
-def create_preview(parent: ctk.CTkToplevel) -> ctk.CTkToplevel:
+def create_preview(parent: ctk.CTk) -> ctk.CTkToplevel:
     global preview_label, preview_slider
 
     preview = ctk.CTkToplevel(parent)
     preview.withdraw()
-    preview.title("Preview")
-    preview.configure()
-    preview.protocol("WM_DELETE_WINDOW", lambda: toggle_preview())
+    preview.title('Preview')
+    preview.protocol('WM_DELETE_WINDOW', toggle_preview)
     preview.resizable(width=True, height=True)
 
-    preview_label = ctk.CTkLabel(preview, text=None, font=("Arial", 14, "bold"))
-    preview_label.pack(fill="both", expand=True)
+    preview_label = ctk.CTkLabel(preview, text=None)
+    preview_label.pack(fill='both', expand=True)
 
-    preview_slider = ctk.CTkSlider(
-        preview,
-        from_=0,
-        to=0,
-        command=lambda frame_value: update_preview(int(frame_value)),
-        fg_color=("gray75", "gray25"),
-        progress_color=("DodgerBlue", "DodgerBlue"),
-        button_color=("DodgerBlue", "DodgerBlue"),
-        button_hover_color=("RoyalBlue", "RoyalBlue"),
-    )
-    preview_slider.pack(fill="x", padx=20, pady=10)
-
-    last_update_time = 0
-    debounce_delay = 0.1  # Adjust this delay as needed (in seconds)
-
-    def on_key_press(event):
-        nonlocal last_update_time
-
-        current_time = time.time()
-        if current_time - last_update_time > debounce_delay:
-            current_frame = int(preview_slider.get())
-            if event.keysym == "Left":
-                new_frame = max(0, current_frame - 1)
-            elif event.keysym == "Right":
-                new_frame = min(int(preview_slider.cget("to")), current_frame + 1)
-            else:
-                return  # Ignore other key presses
-
-            preview_slider.set(new_frame)
-            update_preview(new_frame)
-            last_update_time = current_time
-
-    preview.bind("<Left>", on_key_press)
-    preview.bind("<Right>", on_key_press)
+    preview_slider = ctk.CTkSlider(preview, from_=0, to=0, command=update_preview)
 
     return preview
 
@@ -713,37 +207,23 @@ def update_status(text: str) -> None:
     ROOT.update()
 
 
-def update_pop_status(text: str) -> None:
-    popup_status_label.configure(text=text)
-
-
-def update_pop_live_status(text: str) -> None:
-    popup_status_label_live.configure(text=text)
-
-
 def update_tumbler(var: str, value: bool) -> None:
     modules.globals.fp_ui[var] = value
 
 
 def select_source_path() -> None:
-    global RECENT_DIRECTORY_SOURCE, img_ft, vid_ft
+    global RECENT_DIRECTORY_SOURCE
 
     PREVIEW.withdraw()
-    source_path = ctk.filedialog.askopenfilename(
-        title="select an source image",
-        initialdir=RECENT_DIRECTORY_SOURCE,
-        filetypes=[img_ft],
-    )
+    source_path = ctk.filedialog.askopenfilename(title='Select a source image', initialdir=RECENT_DIRECTORY_SOURCE, filetypes=[img_ft])
     if is_image(source_path):
         modules.globals.source_path = source_path
         RECENT_DIRECTORY_SOURCE = os.path.dirname(modules.globals.source_path)
         image = render_image_preview(modules.globals.source_path, (200, 200))
         source_label.configure(image=image)
-        source_label.configure(text="")
     else:
         modules.globals.source_path = None
         source_label.configure(image=None)
-        source_label.configure(text="Drag & Drop Source Image Here")
 
 
 def swap_faces_paths() -> None:
@@ -765,59 +245,38 @@ def swap_faces_paths() -> None:
 
     source_image = render_image_preview(modules.globals.source_path, (200, 200))
     source_label.configure(image=source_image)
-    source_label.configure(text="")
 
     target_image = render_image_preview(modules.globals.target_path, (200, 200))
     target_label.configure(image=target_image)
-    target_label.configure(text="")
 
 
 def select_target_path() -> None:
-    global RECENT_DIRECTORY_TARGET, img_ft, vid_ft
+    global RECENT_DIRECTORY_TARGET
 
     PREVIEW.withdraw()
-    target_path = ctk.filedialog.askopenfilename(
-        title="select an target image or video",
-        initialdir=RECENT_DIRECTORY_TARGET,
-        filetypes=[img_ft, vid_ft],
-    )
+    target_path = ctk.filedialog.askopenfilename(title='Select a target image or video', initialdir=RECENT_DIRECTORY_TARGET, filetypes=[img_ft, vid_ft])
     if is_image(target_path):
         modules.globals.target_path = target_path
         RECENT_DIRECTORY_TARGET = os.path.dirname(modules.globals.target_path)
         image = render_image_preview(modules.globals.target_path, (200, 200))
         target_label.configure(image=image)
-        target_label.configure(text="")
     elif is_video(target_path):
         modules.globals.target_path = target_path
         RECENT_DIRECTORY_TARGET = os.path.dirname(modules.globals.target_path)
         video_frame = render_video_preview(target_path, (200, 200))
         target_label.configure(image=video_frame)
-        target_label.configure(text="")
     else:
         modules.globals.target_path = None
         target_label.configure(image=None)
-        target_label.configure(text="Drag & Drop Target Image/Video Here")
 
 
 def select_output_path(start: Callable[[], None]) -> None:
-    global RECENT_DIRECTORY_OUTPUT, img_ft, vid_ft
+    global RECENT_DIRECTORY_OUTPUT
 
     if is_image(modules.globals.target_path):
-        output_path = ctk.filedialog.asksaveasfilename(
-            title="save image output file",
-            filetypes=[img_ft],
-            defaultextension=".png",
-            initialfile="output.png",
-            initialdir=RECENT_DIRECTORY_OUTPUT,
-        )
+        output_path = ctk.filedialog.asksaveasfilename(title='Save image output file', filetypes=[img_ft], defaultextension='.png', initialfile='output.png', initialdir=RECENT_DIRECTORY_OUTPUT)
     elif is_video(modules.globals.target_path):
-        output_path = ctk.filedialog.asksaveasfilename(
-            title="save video output file",
-            filetypes=[vid_ft],
-            defaultextension=".mp4",
-            initialfile="output.mp4",
-            initialdir=RECENT_DIRECTORY_OUTPUT,
-        )
+        output_path = ctk.filedialog.asksaveasfilename(title='Save video output file', filetypes=[vid_ft], defaultextension='.mp4', initialfile='output.mp4', initialdir=RECENT_DIRECTORY_OUTPUT)
     else:
         output_path = None
     if output_path:
@@ -826,43 +285,6 @@ def select_output_path(start: Callable[[], None]) -> None:
         start()
 
 
-def check_and_ignore_nsfw(target, destroy: Callable = None) -> bool:
-    """Check if the target is NSFW.
-    TODO: Consider to make blur the target.
-    """
-    from numpy import ndarray
-    from modules.predicter import predict_image, predict_video, predict_frame
-
-    if type(target) is str:  # image/video file path
-        check_nsfw = predict_image if has_image_extension(target) else predict_video
-    elif type(target) is ndarray:  # frame object
-        check_nsfw = predict_frame
-    if check_nsfw and check_nsfw(target):
-        if destroy:
-            destroy(
-                to_quit=False
-            )  # Do not need to destroy the window frame if the target is NSFW
-        update_status("Processing ignored!")
-        return True
-    else:
-        return False
-
-
-def fit_image_to_size(image, width: int, height: int):
-    if width is None and height is None:
-        return image
-    h, w, _ = image.shape
-    ratio_h = 0.0
-    ratio_w = 0.0
-    if width > height:
-        ratio_h = height / h
-    else:
-        ratio_w = width / w
-    ratio = max(ratio_w, ratio_h)
-    new_size = (int(ratio * w), int(ratio * h))
-    return cv2.resize(image, dsize=new_size)
-
-
 def render_image_preview(image_path: str, size: Tuple[int, int]) -> ctk.CTkImage:
     image = Image.open(image_path)
     if size:
@@ -870,421 +292,203 @@ def render_image_preview(image_path: str, size: Tuple[int, int]) -> ctk.CTkImage
     return ctk.CTkImage(image, size=image.size)
 
 
-def render_video_preview(
-    video_path: str, size: Tuple[int, int], frame_number: int = 0
-) -> ctk.CTkImage:
+def render_video_preview(video_path: str, size: Tuple[int, int], frame_number: int = 0) -> ctk.CTkImage:
     capture = cv2.VideoCapture(video_path)
     if frame_number:
         capture.set(cv2.CAP_PROP_POS_FRAMES, frame_number)
     has_frame, frame = capture.read()
+    capture.release()
     if has_frame:
         image = Image.fromarray(cv2.cvtColor(frame, cv2.COLOR_BGR2RGB))
         if size:
             image = ImageOps.fit(image, size, Image.LANCZOS)
         return ctk.CTkImage(image, size=image.size)
-    capture.release()
-    cv2.destroyAllWindows()
+    return None
 
 
 def toggle_preview() -> None:
-    if PREVIEW.state() == "normal":
+    if PREVIEW.state() == 'normal':
         PREVIEW.withdraw()
     elif modules.globals.source_path and modules.globals.target_path:
         init_preview()
         update_preview()
+        PREVIEW.deiconify()
+    global camera
+    if PREVIEW.state() == 'withdrawn':
+        if camera and camera.isOpened():
+            camera.release()
+            camera = None
 
 
 def init_preview() -> None:
     if is_image(modules.globals.target_path):
         preview_slider.pack_forget()
-    if is_video(modules.globals.target_path):
+    elif is_video(modules.globals.target_path):
         video_frame_total = get_video_frame_total(modules.globals.target_path)
         preview_slider.configure(to=video_frame_total)
-        preview_slider.pack(fill="x")
+        preview_slider.pack(fill='x')
         preview_slider.set(0)
-    # Disable slider if it's an image
-    if is_image(modules.globals.target_path):
-        preview_slider.configure(state="disabled")
-    else:
-        preview_slider.configure(state="normal")
 
 
 def update_preview(frame_number: int = 0) -> None:
     if modules.globals.source_path and modules.globals.target_path:
-        update_status("Processing...")
-
-        # Debug: Print the target path and frame number
-        print(
-            f"Target path: {modules.globals.target_path}, Frame number: {frame_number}"
-        )
-
-        temp_frame = None
-        if is_video(modules.globals.target_path):
-            temp_frame = get_video_frame(modules.globals.target_path, frame_number)
-        elif is_image(modules.globals.target_path):
-            temp_frame = cv2.imread(modules.globals.target_path)
-
-        # Debug: Check if temp_frame is None
-        if temp_frame is None:
-            print("Error: temp_frame is None")
-            update_status("Error: Could not read frame from video or image.")
-            return
-
-        if modules.globals.nsfw_filter and check_and_ignore_nsfw(temp_frame):
-            return
-
-        for frame_processor in get_frame_processors_modules(
-            modules.globals.frame_processors
-        ):
-            # Debug: Print the type of frame_processor
-            print(f"Processing frame with: {type(frame_processor).__name__}")
-
+        temp_frame = get_video_frame(modules.globals.target_path, frame_number)
+        if not modules.globals.nsfw:
+            from modules.predicter import predict_frame
+            if predict_frame(temp_frame):
+                quit()
+        for frame_processor in get_frame_processors_modules(modules.globals.frame_processors):
             temp_frame = frame_processor.process_frame(
-                get_one_face(cv2.imread(modules.globals.source_path)), temp_frame
+                get_one_face(cv2.imread(modules.globals.source_path)),
+                temp_frame
             )
-
-            # Debug: Check if temp_frame is None after processing
-            if temp_frame is None:
-                print("Error: temp_frame is None after processing")
-                update_status("Error: Frame processing failed.")
-                return
-
         image = Image.fromarray(cv2.cvtColor(temp_frame, cv2.COLOR_BGR2RGB))
-        image = ImageOps.contain(
-            image, (PREVIEW_MAX_WIDTH, PREVIEW_MAX_HEIGHT), Image.LANCZOS
-        )
+        image = ImageOps.contain(image, (PREVIEW_MAX_WIDTH, PREVIEW_MAX_HEIGHT), Image.LANCZOS)
         image = ctk.CTkImage(image, size=image.size)
         preview_label.configure(image=image)
-        update_status("Processing succeed!")
-        PREVIEW.deiconify()
 
-
-def webcam_preview(root: ctk.CTk):
-    if not modules.globals.map_faces:
-        if modules.globals.source_path is None:
-            # No image selected
-            return
-        create_webcam_preview()
-    else:
-        modules.globals.souce_target_map = []
-        create_source_target_popup_for_webcam(root, modules.globals.souce_target_map)
-
-
-def create_webcam_preview():
+def webcam_preview_loop(camera: cv2.VideoCapture, source_image: Any, frame_processors: List[ModuleType], virtual_cam: pyvirtualcam.Camera = None) -> bool:
     global preview_label, PREVIEW
 
-    camera = cv2.VideoCapture(
-        0
-    )  # Use index for the webcam (adjust the index accordingly if necessary)
-    camera.set(
-        cv2.CAP_PROP_FRAME_WIDTH, PREVIEW_DEFAULT_WIDTH
-    )  # Set the width of the resolution
-    camera.set(
-        cv2.CAP_PROP_FRAME_HEIGHT, PREVIEW_DEFAULT_HEIGHT
-    )  # Set the height of the resolution
-    camera.set(cv2.CAP_PROP_FPS, 60)  # Set the frame rate of the webcam
+    ret, frame = camera.read()
+    if not ret:
+        update_status(f"Error: Frame not received from camera.")
+        return False
 
-    preview_label.configure(
-        width=PREVIEW_DEFAULT_WIDTH, height=PREVIEW_DEFAULT_HEIGHT
-    )  # Reset the preview image before startup
+    temp_frame = frame.copy()
 
-    PREVIEW.deiconify()  # Open preview window
+    if modules.globals.live_mirror:
+        temp_frame = cv2.flip(temp_frame, 1) # horizontal flipping
+
+    if modules.globals.live_resizable:
+        temp_frame = fit_image_to_size(temp_frame, PREVIEW.winfo_width(), PREVIEW.winfo_height())
+
+    for frame_processor in frame_processors:
+        temp_frame = frame_processor.process_frame(source_image, temp_frame)
+
+    image = Image.fromarray(cv2.cvtColor(temp_frame, cv2.COLOR_BGR2RGB))
+    image = ImageOps.contain(image, (temp_frame.shape[1], temp_frame.shape[0]), Image.LANCZOS)
+    image = ctk.CTkImage(image, size=image.size)
+    preview_label.configure(image=image)
+    if virtual_cam:
+        virtual_cam.send(temp_frame)
+        virtual_cam.sleep_until_next_frame()
+    ROOT.update()
+
+    if PREVIEW.state() == 'withdrawn':
+        return False
+    
+    return True
+
+def fit_image_to_size(image, width: int, height: int):
+    if width is None and height is None:
+      return image
+    h, w, _ = image.shape
+    ratio_h = 0.0
+    ratio_w = 0.0
+    if width > height:
+        ratio_h = height / h
+    else:
+        ratio_w = width  / w
+    ratio = max(ratio_w, ratio_h)
+    new_size = (int(ratio * w), int(ratio * h))
+    return cv2.resize(image, dsize=new_size)
+
+def webcam_preview(camera_name: str, virtual_cam_output: bool):
+    if modules.globals.source_path is None:
+        return
+
+    global preview_label, PREVIEW
+
+    WIDTH = 960
+    HEIGHT = 540
+    FPS = 60
+
+    # Select the camera by its name
+    selected_camera = select_camera(camera_name)
+    if selected_camera is None:
+        update_status(f"No suitable camera found.")
+        return
+
+    # Use OpenCV's camera index for cross-platform compatibility
+    camera_index = get_camera_index_by_name(camera_name)
+
+    global camera
+    camera = cv2.VideoCapture(camera_index)
+
+    if not camera.isOpened():
+        update_status(f"Error: Could not open camera {camera_name}")
+        return
+
+    camera.set(cv2.CAP_PROP_FRAME_WIDTH, WIDTH)
+    camera.set(cv2.CAP_PROP_FRAME_HEIGHT, HEIGHT)
+    camera.set(cv2.CAP_PROP_FPS, FPS)
+
+    PREVIEW_MAX_WIDTH = WIDTH
+    PREVIEW_MAX_HEIGHT = HEIGHT
+
+    preview_label.configure(width=PREVIEW_DEFAULT_WIDTH, height=PREVIEW_DEFAULT_HEIGHT)
+    PREVIEW.deiconify()
 
     frame_processors = get_frame_processors_modules(modules.globals.frame_processors)
+    source_image = get_one_face(cv2.imread(modules.globals.source_path))
 
-    source_image = None  # Initialize variable for the selected face image
+    preview_running = True
 
-    while camera:
-        ret, frame = camera.read()
-        if not ret:
-            break
+    if virtual_cam_output:
+        with pyvirtualcam.Camera(width=WIDTH, height=HEIGHT, fps=FPS, fmt=pyvirtualcam.PixelFormat.BGR) as virtual_cam:
+            while preview_running:
+                preview_running = webcam_preview_loop(camera, source_image, frame_processors, virtual_cam)
 
-        temp_frame = frame.copy()  # Create a copy of the frame
+    while preview_running:
+        preview_running = webcam_preview_loop(camera, source_image, frame_processors)
 
-        if modules.globals.live_mirror:
-            temp_frame = cv2.flip(temp_frame, 1)  # horizontal flipping
-
-        if modules.globals.live_resizable:
-            temp_frame = fit_image_to_size(
-                temp_frame, PREVIEW.winfo_width(), PREVIEW.winfo_height()
-            )
-
-        if not modules.globals.map_faces:
-            # Select and save face image only once
-            if source_image is None and modules.globals.source_path:
-                source_image = get_one_face(cv2.imread(modules.globals.source_path))
-
-            for frame_processor in frame_processors:
-                temp_frame = frame_processor.process_frame(source_image, temp_frame)
-        else:
-            modules.globals.target_path = None
-
-            for frame_processor in frame_processors:
-                temp_frame = frame_processor.process_frame_v2(temp_frame)
-
-        image = cv2.cvtColor(
-            temp_frame, cv2.COLOR_BGR2RGB
-        )  # Convert the image to RGB format to display it with Tkinter
-        image = Image.fromarray(image)
-        image = ImageOps.contain(
-            image, (temp_frame.shape[1], temp_frame.shape[0]), Image.LANCZOS
-        )
-        image = ctk.CTkImage(image, size=image.size)
-        preview_label.configure(image=image)
-        ROOT.update()
-
-        if PREVIEW.state() == "withdrawn":
-            break
-
-    camera.release()
-    PREVIEW.withdraw()  # Close preview window when loop is finished
+    if camera: camera.release()
+    PREVIEW.withdraw()
 
 
-def create_source_target_popup_for_webcam(root: ctk.CTk, map: list) -> None:
-    global POPUP_LIVE, popup_status_label_live
-
-    POPUP_LIVE = ctk.CTkToplevel(root)
-    POPUP_LIVE.title("Source x Target Mapper")
-    POPUP_LIVE.geometry(f"{POPUP_LIVE_WIDTH}x{POPUP_LIVE_HEIGHT}")
-    POPUP_LIVE.focus()
-
-    def on_submit_click():
-        if has_valid_map():
-            POPUP_LIVE.destroy()
-            simplify_maps()
-            create_webcam_preview()
-        else:
-            update_pop_live_status("At least 1 source with target is required!")
-
-    def on_add_click():
-        add_blank_map()
-        refresh_data(map)
-        update_pop_live_status("Please provide mapping!")
-
-    popup_status_label_live = ctk.CTkLabel(POPUP_LIVE, text=None, justify="center")
-    popup_status_label_live.grid(row=1, column=0, pady=15)
-
-    add_button = ctk.CTkButton(
-        POPUP_LIVE,
-        text="Add",
-        command=lambda: on_add_click(),
-        fg_color=("gray75", "gray25"),
-        hover_color=("gray85", "gray35"),
-        corner_radius=10,
-    )
-    add_button.place(relx=0.2, rely=0.92, relwidth=0.2, relheight=0.05)
-
-    close_button = ctk.CTkButton(
-        POPUP_LIVE,
-        text="Submit",
-        command=lambda: on_submit_click(),
-        fg_color=("DodgerBlue", "DodgerBlue"),
-        hover_color=("RoyalBlue", "RoyalBlue"),
-        corner_radius=10,
-    )
-    close_button.place(relx=0.6, rely=0.92, relwidth=0.2, relheight=0.05)
-
-    refresh_data(map)  # Initial data refresh
+def get_camera_index_by_name(camera_name: str) -> int:
+    """Map camera name to index for OpenCV."""
+    if platform.system() == 'Darwin':  # macOS-specific
+        if "FaceTime" in camera_name:
+            return 0  # Assuming FaceTime is at index 0
+        elif "iPhone" in camera_name:
+            return 1  # Assuming iPhone camera is at index 1
+    elif platform.system() == 'Windows' or platform.system() == 'Linux':
+        # Map camera name to index dynamically (OpenCV on these platforms usually starts with 0)
+        return get_available_cameras().index(camera_name)
+    return -1
 
 
-def refresh_data(map: list):
-    global POPUP_LIVE
+def get_available_cameras():
+    """Get available camera names (cross-platform)."""
+    available_cameras = []
+    if platform.system() == 'Darwin':  # macOS-specific
+        devices = AVFoundation.AVCaptureDevice.devicesWithMediaType_(AVFoundation.AVMediaTypeVideo)
+        
+        for device in devices:
+            if device.deviceType() == AVFoundation.AVCaptureDeviceTypeBuiltInWideAngleCamera:
+                print(f"Found Built-In Camera: {device.localizedName()}")
+                available_cameras.append(device.localizedName())
+            elif device.deviceType() == "AVCaptureDeviceTypeExternal":
+                print(f"Found External Camera: {device.localizedName()}")
+                available_cameras.append(device.localizedName())
+            elif device.deviceType() == "AVCaptureDeviceTypeContinuityCamera":
+                print(f"Skipping Continuity Camera: {device.localizedName()}")
+    elif platform.system() == 'Windows' or platform.system() == 'Linux':
+        try:  
+            devices = FilterGraph().get_input_devices()  
+        except Exception as e:  
+            # Use OpenCV to detect camera indexes
+            index = 0
+            devices = [] 
+            while True:
+                cap = cv2.VideoCapture(index)
+                if not cap.isOpened():
+                    break
+                devices.append(f"Camera {index}")
+                cap.release()
+                index += 1
 
-    # Destroy existing widgets in the scrollable frame
-    for widget in POPUP_LIVE.winfo_children():
-        if isinstance(widget, ctk.CTkScrollableFrame):
-            widget.destroy()
-
-    scrollable_frame = ctk.CTkScrollableFrame(
-        POPUP_LIVE, width=POPUP_LIVE_SCROLL_WIDTH, height=POPUP_LIVE_SCROLL_HEIGHT
-    )
-    scrollable_frame.grid(row=0, column=0, padx=0, pady=0, sticky="nsew")
-
-    def on_sbutton_click(map, button_num):
-        map = update_webcam_source(scrollable_frame, map, button_num)
-
-    def on_tbutton_click(map, button_num):
-        map = update_webcam_target(scrollable_frame, map, button_num)
-
-    for item in map:
-        id = item["id"]
-
-        row_frame = ctk.CTkFrame(scrollable_frame)
-        row_frame.pack(fill="x", pady=5)
-
-        source_button = SourceMapperButton(  # Use SourceMapperButton here
-            row_frame,
-            map,
-            id,
-            text="Select source image",
-            command=lambda id=id: on_sbutton_click(map, id),
-            width=DEFAULT_BUTTON_WIDTH,
-            height=DEFAULT_BUTTON_HEIGHT,
-            fg_color=("gray75", "gray25"),
-            hover_color=("gray85", "gray35"),
-            corner_radius=10,
-        )
-        source_button.pack(side="left", padx=(0, 10))
-
-        source_image_label = ctk.CTkLabel(  # Create a label for source image
-            row_frame,
-            text=f"S-{id}",
-            width=MAPPER_PREVIEW_MAX_WIDTH,
-            height=MAPPER_PREVIEW_MAX_HEIGHT,
-        )
-        source_image_label.pack(side="left", padx=(0, 10))
-
-        if "source" in item:
-            image = Image.fromarray(
-                cv2.cvtColor(item["source"]["cv2"], cv2.COLOR_BGR2RGB)
-            )
-            image = image.resize(
-                (MAPPER_PREVIEW_MAX_WIDTH, MAPPER_PREVIEW_MAX_HEIGHT), Image.LANCZOS
-            )
-            tk_image = ctk.CTkImage(image, size=image.size)
-            source_image_label.configure(image=tk_image)
-
-        x_label = ctk.CTkLabel(
-            row_frame,
-            text=f"X",
-            width=30,
-        )
-        x_label.pack(side="left", padx=(0, 10))
-
-        target_button = DragDropButton(  # Use DragDropButton for target
-            row_frame,
-            text="Select target image",
-            command=lambda id=id: on_tbutton_click(map, id),
-            width=DEFAULT_BUTTON_WIDTH,
-            height=DEFAULT_BUTTON_HEIGHT,
-            fg_color=("gray75", "gray25"),
-            hover_color=("gray85", "gray35"),
-            corner_radius=10,
-        )
-
-        target_button.handle_drop = lambda file_path, id=id: update_webcam_target(
-            scrollable_frame, map, id, file_path
-        )  # Add handle_drop for drag and drop
-        target_button.pack(side="left", padx=(0, 10))
-
-        target_image_label = ctk.CTkLabel(  # Create a label for target image
-            row_frame,
-            text=f"T-{id}",
-            width=MAPPER_PREVIEW_MAX_WIDTH,
-            height=MAPPER_PREVIEW_MAX_HEIGHT,
-        )
-        target_image_label.pack(side="left")
-
-        if "target" in item:
-            image = Image.fromarray(
-                cv2.cvtColor(item["target"]["cv2"], cv2.COLOR_BGR2RGB)
-            )
-            image = image.resize(
-                (MAPPER_PREVIEW_MAX_WIDTH, MAPPER_PREVIEW_MAX_HEIGHT), Image.LANCZOS
-            )
-            tk_image = ctk.CTkImage(image, size=image.size)
-            target_image_label.configure(image=tk_image)
-
-
-def update_webcam_source(
-    scrollable_frame: ctk.CTkScrollableFrame, map: list, button_num: int
-) -> list:
-    global source_label_dict_live
-
-    source_path = ctk.filedialog.askopenfilename(
-        title="select an source image",
-        initialdir=RECENT_DIRECTORY_SOURCE,
-        filetypes=[img_ft],
-    )
-
-    if "source" in map[button_num]:
-        map[button_num].pop("source")
-        if button_num in source_label_dict_live:
-            source_label_dict_live[button_num].destroy()
-            del source_label_dict_live[button_num]
-
-    if source_path == "":
-        return map
-    else:
-        cv2_img = cv2.imread(source_path)
-        face = get_one_face(cv2_img)
-
-        if face:
-            x_min, y_min, x_max, y_max = face["bbox"]
-
-            map[button_num]["source"] = {
-                "cv2": cv2_img[int(y_min) : int(y_max), int(x_min) : int(x_max)],
-                "face": face,
-            }
-
-            image = Image.fromarray(
-                cv2.cvtColor(map[button_num]["source"]["cv2"], cv2.COLOR_BGR2RGB)
-            )
-            image = image.resize(
-                (MAPPER_PREVIEW_MAX_WIDTH, MAPPER_PREVIEW_MAX_HEIGHT), Image.LANCZOS
-            )
-            tk_image = ctk.CTkImage(image, size=image.size)
-
-            # Find the source image label in the row frame
-            row_frame = scrollable_frame.winfo_children()[button_num]
-            source_image_label = row_frame.winfo_children()[1]
-
-            source_image_label.configure(image=tk_image)
-            source_label_dict_live[button_num] = source_image_label
-        else:
-            update_pop_live_status("Face could not be detected in last upload!")
-        return map
-
-
-def update_webcam_target(
-    scrollable_frame: ctk.CTkScrollableFrame,
-    map: list,
-    button_num: int,
-    target_path: str = None,
-) -> list:
-    global target_label_dict_live
-
-    if target_path is None:
-        target_path = ctk.filedialog.askopenfilename(
-            title="select an target image",
-            initialdir=RECENT_DIRECTORY_SOURCE,
-            filetypes=[img_ft],
-        )
-
-    if "target" in map[button_num]:
-        map[button_num].pop("target")
-        if button_num in target_label_dict_live:
-            target_label_dict_live[button_num].destroy()
-            del target_label_dict_live[button_num]
-
-    if target_path == "":
-        return map
-    else:
-        cv2_img = cv2.imread(target_path)
-        face = get_one_face(cv2_img)
-
-        if face:
-            x_min, y_min, x_max, y_max = face["bbox"]
-
-            map[button_num]["target"] = {
-                "cv2": cv2_img[int(y_min) : int(y_max), int(x_min) : int(x_max)],
-                "face": face,
-            }
-
-            image = Image.fromarray(
-                cv2.cvtColor(map[button_num]["target"]["cv2"], cv2.COLOR_BGR2RGB)
-            )
-            image = image.resize(
-                (MAPPER_PREVIEW_MAX_WIDTH, MAPPER_PREVIEW_MAX_HEIGHT), Image.LANCZOS
-            )
-            tk_image = ctk.CTkImage(image, size=image.size)
-
-            # Find the target image label in the row frame
-            row_frame = scrollable_frame.winfo_children()[button_num]
-            target_image_label = row_frame.winfo_children()[4]
-
-            target_image_label.configure(image=tk_image)
-            target_label_dict_live[button_num] = target_image_label
-        else:
-            update_pop_live_status("Face could not be detected in last upload!")
-        return map
+        available_cameras = devices
+    return available_cameras