refactor: implement CameraManager class with methods for detecting GPhoto and OpenCV cameras

feat: implement CvCamera class for OpenCV camera handling

controllers/main_controller.py

@@ -5,9 +5,14 @@ from core.media import MediaRepository
 from ui.widgets.color_list_widget import ColorListWidget
 from ui.widgets.thumbnail_list_widget import ThumbnailListWidget
 from ui.widgets.split_view_widget import SplitView
-from .camera_controller import CameraController
+# from .camera_controller import CameraController
+from core.camera.camera_controller import CameraController
+from core.camera.camera_manager import CameraManager
 
 
+from core.camera.gphoto_camera import GPhotoCamera
+from core.camera.camera_controller import CameraController
+
 class MainController:
 	def __init__(self, view):
 		self.db = DatabaseManager()
@@ -15,7 +20,13 @@ class MainController:
 		self.media_repo = MediaRepository(self.db)
 		self.media_repo.sync_media()
 
-        self.camera_controller = CameraController()
+		# camera = GPhotoCamera()
+		# self.manager = CameraController(camera)
+		manager = CameraManager()
+		manager.detect_gphoto()
+		manager.detect_opencv()
+
+		# self.camera_controller = CameraController()
 
 		self.view = view
 		self.color_list: ColorListWidget = view.color_list_widget
@@ -25,13 +36,20 @@ class MainController:
 		self.photo_button: QPushButton = view.photo_button
 		self.photo_button.clicked.connect(self.take_photo)
 
+		self.record_button: QPushButton = view.record_button
+		# self.record_button.clicked.connect(self.fun_test)
+
 		self.color_list.colorSelected.connect(self.on_color_selected)
 		self.color_list.editColor.connect(self.on_edit_color)
 		self.thumbnail_list.selectedThumbnail.connect(self.on_thumbnail_selected)
 
-        self.camera_controller.errorOccurred.connect(self.split_view.widget_start.set_info_text)
+		# self.camera_controller.errorOccurred.connect(self.split_view.widget_start.set_info_text)
-        self.camera_controller.frameReady.connect(self.split_view.set_live_image)
+		# self.manager.error_occurred.connect(self.split_view.widget_start.set_info_text)
-        self.split_view.widget_start.camera_start_btn.clicked.connect(self.camera_controller.start)
+		# self.camera_controller.frameReady.connect(self.split_view.set_live_image)
+		# self.manager.frame_ready.connect(self.split_view.set_live_image)
+		# self.split_view.widget_start.camera_start_btn.clicked.connect(self.camera_controller.start)
+		self.split_view.widget_start.camera_start_btn.clicked.connect(self.start_liveview)
+
 
 	def start_camera(self):
 		pass
@@ -71,3 +89,12 @@ class MainController:
 	def take_photo(self):
 		print("Robienie zdjęcia...")
 		self.split_view.toglle_live_view()
+
+	def start_liveview(self):
+		pass
+		# self.manager.start_camera()
+		# self.manager.start_stream()
+
+	def shutdown(self):
+		pass
+		# self.manager.stop()

core/camera/base_camera.py

@@ -0,0 +1,42 @@
+from abc import ABC, abstractmethod
+
+
+class BaseCamera(ABC):
+	def __init__(self) -> None:
+		self.error_msg = None
+
+	@staticmethod
+	@abstractmethod
+	def detect() -> dict:
+		raise NotImplementedError
+
+	@abstractmethod
+	def connect(self, index: int | None = None) -> bool:
+		raise NotImplementedError
+
+	@abstractmethod
+	def disconnect(self) -> None:
+		raise NotImplementedError
+
+	@abstractmethod
+	def get_frame(self):
+		raise NotImplementedError
+
+	@abstractmethod
+	def get_config_by_id(self, id: int) -> dict:
+		raise NotImplementedError
+
+	@abstractmethod
+	def get_config_by_name(self, name: str) -> dict:
+		raise NotImplementedError
+
+	@abstractmethod
+	def set_config_by_id(self, id: int, value) -> None:
+		raise NotImplementedError
+
+	@abstractmethod
+	def set_config_by_name(self, name: str, value) -> None:
+		raise NotImplementedError
+
+	def get_error_msg(self):
+		return str(self.error_msg)

core/camera/camera_controller.py

@@ -0,0 +1,115 @@
+from PySide6.QtCore import QObject, QThread, QTimer, Signal, Slot, QMutex, QMutexLocker
+from PySide6.QtGui import QImage, QPixmap
+import cv2
+
+from .base_camera import BaseCamera
+
+
+class CameraController(QThread):
+    frame_ready = Signal(QPixmap)
+    photo_ready = Signal(QPixmap)
+    error_occurred = Signal(str)
+    _enable_timer = Signal(bool)
+
+
+    def __init__(self, parent: QObject | None = None) -> None:
+        super().__init__(parent)
+        self.camera = None
+        self.timer = None
+        self.fps = 15
+        self.is_streaming = False
+        self.is_connected = False
+
+        self._camera_mutex = QMutex()
+        self.start()
+
+
+    def run(self) -> None:
+        self.timer = QTimer()
+        self.timer.timeout.connect(self._update_frame)
+        self._enable_timer.connect(self._set_timer)
+        self.exec()
+ 
+    def stop(self):
+        self.stop_camera()
+        self.quit()
+        self.wait()
+
+    def set_camera(self, camera: BaseCamera, fps: int = 15) -> None:
+        with QMutexLocker(self._camera_mutex):
+            self.stop_stream()
+            self.stop_camera()
+
+            self.camera = camera
+            self.fps = fps
+
+    def start_camera(self) -> None:
+        if self.camera is None or self.is_connected:
+            return
+
+        if self.camera.connect():
+            self.is_connected = True
+        else:
+            self.is_connected = False
+            self.error_occurred.emit(self.camera.get_error_msg())
+
+    def stop_camera(self) -> None:
+        if self.is_streaming:
+            self.stop_stream()
+
+        if self.camera is not None:
+            self.camera.disconnect()
+
+        self.is_connected = False
+
+    def start_stream(self):
+        if not self.is_connected:
+            return
+
+        if self.is_streaming:
+            return
+
+        if self.timer:
+            self.is_streaming = True
+            # self.timer.start()
+            self._enable_timer.emit(True)
+
+    def stop_stream(self) -> None:
+        if self.is_streaming:
+            self.is_streaming = False
+            if self.timer:
+                # self.timer.stop()
+                self._enable_timer.emit(False)
+
+    def _update_frame(self) -> None:
+        with QMutexLocker(self._camera_mutex):
+            if self.camera is None or not self.is_connected:
+                return
+        
+            if not self.is_streaming:
+                return
+
+            ret, frame = self.camera.get_frame()
+
+            if not ret:
+                self.error_occurred.emit(self.camera.get_error_msg())
+                return
+
+        if frame is not None:
+            rgb_image = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
+            h, w, ch = rgb_image.shape
+            qimg = QImage(rgb_image.data, w, h, ch * w, QImage.Format.Format_RGB888)
+            pixmap = QPixmap.fromImage(qimg)
+
+            self.frame_ready.emit(pixmap)
+
+    def _set_timer(self, enable: bool):
+        if not self.timer:
+            return
+        
+        if enable:
+            self.timer.setInterval(int(1000 / self.fps))
+            self.timer.start()
+        else:
+            self.timer.stop()
+            

core/camera/camera_manager.py

@@ -0,0 +1,20 @@
+
+
+from .gphoto_camera import GPhotoCamera
+from .opencv_camera import OpenCvCamera
+from .camera_controller import CameraController
+
+
+class CameraManager:
+	def __init__(self) -> None:
+		pass
+
+	def detect_gphoto(self):
+		camera_list = GPhotoCamera.detect()
+		print(camera_list)
+		return camera_list
+
+	def detect_opencv(self):
+		camera_list = OpenCvCamera.detect()
+		print(camera_list)
+		return camera_list

core/camera/gphoto_camera.py

@@ -0,0 +1,149 @@
+from typing import Optional, List
+from dataclasses import dataclass, field
+import gphoto2 as gp
+import cv2
+import numpy as np
+
+from .base_camera import BaseCamera
+
+camera_widget_types = {
+	gp.GP_WIDGET_WINDOW: "GP_WIDGET_WINDOW",    # type: ignore
+	gp.GP_WIDGET_SECTION: "GP_WIDGET_SECTION",  # type: ignore
+	gp.GP_WIDGET_TEXT: "GP_WIDGET_TEXT",        # type: ignore
+	gp.GP_WIDGET_RANGE: "GP_WIDGET_RANGE",      # type: ignore
+	gp.GP_WIDGET_TOGGLE: "GP_WIDGET_TOGGLE",    # type: ignore
+	gp.GP_WIDGET_RADIO: "GP_WIDGET_RADIO",      # type: ignore
+	gp.GP_WIDGET_MENU: "GP_WIDGET_MENU",        # type: ignore
+	gp.GP_WIDGET_BUTTON: "GP_WIDGET_BUTTON",    # type: ignore
+	gp.GP_WIDGET_DATE: "GP_WIDGET_DATE",        # type: ignore
+}
+
+
+class GPhotoCamera(BaseCamera):
+	def __init__(self) -> None:
+		super().__init__()
+		self.camera = None
+		self.configs: List[dict] = []
+		self.camera_index = 0
+
+	@staticmethod
+	def detect() -> dict:
+		cameras = gp.check_result(gp.gp_camera_autodetect()) # type: ignore
+		# cameras = gp.Camera().autodetect()
+		if not cameras or cameras.count() == 0:  # type: ignore
+			return {}
+		
+		camera_list = {}
+		for i in range(cameras.count()):     # type: ignore
+			name = cameras.get_name(i)       # type: ignore
+			port = cameras.get_value(i)      # type: ignore
+			camera_list[i] = {"name": name, "port": port}
+		return camera_list
+	
+	def connect(self, index: int | None = None) -> bool:
+		self.error_msg = None
+		self.camera = gp.Camera()   # type: ignore
+		
+		try:
+			if index:
+				self.camera_index = index
+				camera_list = GPhotoCamera.detect()
+				port_info_list = gp.PortInfoList()
+				port_info_list.load()
+
+				port_address = camera_list[index]["port"]
+				port_index = port_info_list.lookup_path(port_address)
+		
+				self.camera.set_port_info(port_info_list[port_index])
+		 
+			self.camera.init()
+			config = self.camera.get_config()
+			self.read_config(config)
+			return True
+		except Exception as e:
+			self.error_msg = f"[GPHOTO2] {e}"
+			self.camera = None
+			return False
+
+	def disconnect(self) -> None:
+		if self.camera:
+			self.camera.exit()
+			self.camera = None
+			self.configs.clear()
+
+	def get_frame(self):
+		self.error_msg = None
+
+		if self.camera is None:
+			self.error_msg = "[GPHOTO2] Camera is not initialized."
+			return (False, None)
+
+		try:
+			file = self.camera.capture_preview()    # type: ignore
+			data = file.get_data_and_size()
+			frame = np.frombuffer(data, dtype=np.uint8)
+			frame = cv2.imdecode(frame, cv2.IMREAD_COLOR)
+
+			return (True, frame)
+		except Exception as e:
+			self.error_msg = f"[GPHOTO2] {e}"
+			return (False, None)
+
+	def get_config_by_id(self, id: int):
+		return next(w for w in self.configs if w['id'] == id)
+
+	def get_config_by_name(self, name: str):
+		return next(w for w in self.configs if w['name'] == name)
+
+	def set_config(self, config, value):
+		if value not in config['choices']:
+			return
+
+		config['widget'].set_value(value)  # type: ignore
+		if self._save_config(config):
+			config['value'] = value
+
+	def set_config_by_id(self, id: int, value: str):
+		config = self.get_config_by_id(id)
+
+		self.set_config(config, value)
+
+	def set_config_by_name(self, name: str, value: str):
+		config = self.get_config_by_name(name)
+
+		self.set_config(config, value)
+
+	def _save_config(self, config):
+		if not self.camera:
+			return False
+
+		self.camera.set_single.config(config['name'], config['widget'])
+		return True
+
+	def parse_config(self, config):
+		new_config = {
+			"id": config.get_id(),
+			"name": config.get_name(),
+			"label": config.get_label(),
+			"type": camera_widget_types[config.get_type()],
+			"widget": config
+		}
+
+		try:
+			new_config["value"] = config.get_value()
+		except gp.GPhoto2Error:
+			pass
+
+		try:
+			new_config["choices"] = list(config.get_choices())
+		except gp.GPhoto2Error:
+			pass
+
+		return new_config
+
+	def read_config(self, config):
+		self.configs.append(self.parse_config(config))
+
+		for i in range(config.count_children()):
+			child = config.get_child(i)
+			self.read_config(child)

core/camera/opencv_camera.py

@@ -0,0 +1,128 @@
+import cv2
+from cv2_enumerate_cameras import enumerate_cameras
+from typing import List
+
+from .base_camera import BaseCamera
+
+
+class OpenCvCamera(BaseCamera):
+	"""Kamera oparta na cv2.VideoCapture"""
+
+	config_map = {
+		0: {"name": "frame_width", "cv_prop": cv2.CAP_PROP_FRAME_WIDTH, "default": 640},
+		1: {"name": "frame_height", "cv_prop": cv2.CAP_PROP_FRAME_HEIGHT, "default": 480},
+		2: {"name": "fps", "cv_prop": cv2.CAP_PROP_FPS, "default": 30},
+		3: {"name": "brightness", "cv_prop": cv2.CAP_PROP_BRIGHTNESS, "default": 0.5},
+		4: {"name": "contrast", "cv_prop": cv2.CAP_PROP_CONTRAST, "default": 0.5},
+		5: {"name": "saturation", "cv_prop": cv2.CAP_PROP_SATURATION, "default": 0.5},
+	}
+
+	def __init__(self) -> None:
+		super().__init__()
+		self.cap = None
+		self.configs: List[dict] = []
+		self.camera_list = []
+		self.camera_index = 0
+
+	@staticmethod
+	def detect():
+		camera_list = enumerate_cameras(cv2.CAP_ANY)
+		result = {}
+		seen_ports = set()
+
+		for camera in camera_list:
+			# unikamy duplikatów tego samego /dev/videoX albo tej samej ścieżki na Windows/macOS
+			if camera.path in seen_ports:
+				continue
+
+			cap = cv2.VideoCapture(camera.index, camera.backend)  # próbujemy otworzyć
+			ret, frame = cap.read()
+			cap.release()
+
+			if ret and frame is not None and frame.size > 0:
+				result[camera.index] = {
+					"name": camera.name,
+					"port": camera.path,
+					"backend": camera.backend,
+				}
+				seen_ports.add(camera.path)
+
+		return result
+
+	def connect(self, index: int | None = None) -> bool:
+		self.error_msg = None
+		try:
+			if index:
+				self.camera_index = index
+
+			self.cap = cv2.VideoCapture(self.camera_index)
+
+			if not self.cap.isOpened():
+				self.error_msg = f"[CV2] Could not open camera {self.camera_index}"
+				return False
+
+			self.configs.clear()
+			for id, conf in self.config_map.items():
+				value = self.cap.get(conf["cv_prop"])
+				self.configs.append(
+					{
+						"id": id,
+						"name": conf["name"],
+						"label": conf["name"].capitalize(),
+						"value": value,
+						"choices": None,  # brak predefiniowanych wyborów
+						"cv_prop": conf["cv_prop"],
+					}
+				)
+			return True
+
+		except Exception as e:
+			self.error_msg = f"[CV2] {e}"
+			self.cap = None
+			return False
+
+	def disconnect(self) -> None:
+		if self.cap:
+			self.cap.release()
+			self.cap = None
+			self.configs.clear()
+
+	def get_frame(self):
+		self.error_msg = None
+		if self.cap is None or not self.cap.isOpened():
+			self.error_msg = "[CV2] Camera is not initialized."
+			return (False, None)
+
+		try:
+			ret, frame = self.cap.read()
+			if not ret:
+				self.error_msg = "[CV2] Failed to read frame."
+				return (False, None)
+			return (True, frame)
+		except Exception as e:
+			self.error_msg = f"[CV2] {e}"
+			return (False, None)
+
+	def get_config_by_id(self, id: int):
+		return next(w for w in self.configs if w["id"] == id)
+
+	def get_config_by_name(self, name: str):
+		return next(w for w in self.configs if w["name"] == name)
+
+	def set_config(self, config, value: float):
+		if not self.cap:
+			return
+		try:
+			self.cap.set(config["cv_prop"], value)
+			config["value"] = self.cap.get(
+				config["cv_prop"])  # sprawdz co ustawiło
+		except Exception as e:
+			self.error_msg = f"[CV2] {e}"
+
+	def set_config_by_id(self, id: int, value: float):
+		config = self.get_config_by_id(id)
+		self.set_config(config, value)
+
+	def set_config_by_name(self, name: str, value: float):
+		config = self.get_config_by_name(name)
+		self.set_config(config, value)

main.py

@@ -1,6 +1,7 @@
 import sys
 from PySide6.QtWidgets import QApplication
 
+from ui.main_palette import set_dark_theme
 from ui.main_window import MainWindow
 from controllers.main_controller import MainController
 
@@ -8,10 +9,13 @@ from controllers.main_controller import MainController
 
 def main():
     app = QApplication(sys.argv)
-    app.setStyle("Fusion")
+    set_dark_theme(app)
+    # app.setStyle("Fusion")
     window = MainWindow()
     controller = MainController(window)
     controller.load_colors()
+
+    app.aboutToQuit.connect(controller.shutdown)
     window.show()
     sys.exit(app.exec())
 

ui/main_palette.py

@@ -0,0 +1,48 @@
+import sys
+from PySide6.QtWidgets import QApplication
+from PySide6.QtGui import QPalette, QColor
+from PySide6.QtCore import Qt
+
+def set_dark_theme(app: QApplication):
+    """Definiuje i stosuje ciemną paletę kolorów do aplikacji."""
+    
+    # 1. Upewnij się, że styl jest ustawiony na "Fusion"
+    app.setStyle('Fusion')
+    
+    # 2. Definicja kolorów dla ciemnego motywu
+    palette = QPalette()
+    
+    # Kolory tła
+    DARK_GRAY = QColor(45, 45, 45)    # Ogólne tło okien i widżetów (Base, Window)
+    LIGHT_GRAY = QColor(53, 53, 53)   # Tło elementów, np. toolbara, menu (Window)
+    VERY_DARK_GRAY = QColor(32, 32, 32) # Kolor tła dla kontrolek (Button)
+    
+    # Kolory tekstu i obramowań
+    WHITE = QColor(200, 200, 200)    # Główny kolor tekstu (Text, WindowText)
+    HIGHLIGHT = QColor(66, 135, 245) # Kolor podświetlenia (Highlight)
+
+    # Ustawienie głównej palety
+    # palette.setColor(QPalette.ColorRole.Window, LIGHT_GRAY)
+    palette.setColor(QPalette.ColorRole.Window, VERY_DARK_GRAY)
+    palette.setColor(QPalette.ColorRole.WindowText, WHITE)
+    palette.setColor(QPalette.ColorRole.Base, DARK_GRAY)
+    palette.setColor(QPalette.ColorRole.AlternateBase, LIGHT_GRAY)
+    palette.setColor(QPalette.ColorRole.ToolTipBase, WHITE)
+    palette.setColor(QPalette.ColorRole.ToolTipText, WHITE)
+    palette.setColor(QPalette.ColorRole.Text, WHITE)
+    palette.setColor(QPalette.ColorRole.Button, VERY_DARK_GRAY)
+    palette.setColor(QPalette.ColorRole.ButtonText, WHITE)
+    palette.setColor(QPalette.ColorRole.BrightText, Qt.GlobalColor.red)
+    palette.setColor(QPalette.ColorRole.Link, QColor(42, 130, 218))
+    palette.setColor(QPalette.ColorRole.PlaceholderText, QColor(150, 150, 150))
+    
+    # Kolory zaznaczenia/interakcji
+    palette.setColor(QPalette.ColorRole.Highlight, HIGHLIGHT)
+    palette.setColor(QPalette.ColorRole.HighlightedText, Qt.GlobalColor.black)
+    
+    # Kontrolki wyłączone (Disabled)
+    # palette.setColor(QPalette.ColorRole.Disabled, QPalette.ColorGroup.Active, QPalette.ColorRole.Text, QColor(127, 127, 127))
+    # palette.setColor(QPalette.ColorRole.Disabled, QPalette.ColorGroup.Active, QPalette.ColorRole.ButtonText, QColor(127, 127, 127))
+
+    # 3. Zastosowanie palety do aplikacji
+    app.setPalette(palette)