def __init__(self, parent=None):
super(Camera, self).__init__(parent)
self.ui = Ui_Camera()
self.pre_id = 0
self.cur_id = 0
self.count = 0
self.checked = 0
self.audio_settime = 0
self.allow_flag = 1
self.check_list = []
self.camera = None
self.imageCapture = None
self.isCapturingImage = False
self.applicationExiting = False
self.ui.setupUi(self)
cameraDevice = QByteArray()
videoDevicesGroup = QActionGroup(self)
videoDevicesGroup.setExclusive(True)
for deviceName in QCamera.availableDevices():
description = QCamera.deviceDescription(deviceName)
videoDeviceAction = QAction(description, videoDevicesGroup)
videoDeviceAction.setCheckable(True)
videoDeviceAction.setData(deviceName)
if cameraDevice.isEmpty():
cameraDevice = deviceName
videoDeviceAction.setChecked(True)
self.ui.menuDevices.addAction(videoDeviceAction)
videoDevicesGroup.triggered.connect(self.updateCameraDevice)
self.setCamera(cameraDevice)
# Create and load model
path_pretrained = "apis/models/facenet/20180402-114759.pb"
path_SVM = "apis/models/SVM/SVM.pkl"
self.recognizer = Recognizer()
self.recognizer.create_graph(path_pretrained, path_SVM)
def select_camera(self, i):
"""Starts the selected camera. If "Choose webcam" is selected, it stops the camera.
Parameters
----------
i:
Index of the chosen camera.
"""
self.Label_Bild.image = logo_with_text
self.Label_Bild.setPixmap(QPixmap(self.Label_Bild.image))
if i == 0:
self.camera.stop()
self.detector.disable_detection()
self.Button_Detection.setText(
QCoreApplication.translate(WINDOW, START))
self.stacked_widget.setCurrentIndex(0)
self.camera_viewfinder.hide()
self.Label_Bild.show()
time.sleep(2)
self.Label_Bild.image = logo_with_text
self.Label_Bild.setPixmap(QPixmap(self.Label_Bild.image))
self.Label_Bild.setStyleSheet("""
""")
else:
self.camera_viewfinder.show()
self.stacked_widget.setCurrentIndex(1)
self.Label_Bild.hide()
self.camera = QCamera(self.available_cameras[i - 1])
self.camera.setViewfinder(self.camera_viewfinder)
self.camera.error.connect(
lambda: self.alert(self.camera.errorString()))
self.camera.start()
self.Button_Bild.setText(QCoreApplication.translate(
WINDOW, ENABLE))
def setupCamera(self, cam_name):
"""
Create and setup camera functions.
"""
for camera in self.cameras:
# Select camera by matching cam_name to one of the
# devices in the cameras list.
if camera.deviceName() == cam_name:
self.cam = QCamera(camera) # Construct QCamera device
# Create camera viewfinder widget and add it to the
# view_finder_window.
self.view_finder = QCameraViewfinder()
self.view_finder_window.setWidget(self.view_finder)
self.view_finder.show()
# Sets the view finder to display video
self.cam.setViewfinder(self.view_finder)
# QCameraImageCapture() is used for taking
# images or recordings.
self.image_capture = QCameraImageCapture(self.cam)
# Configure the camera to capture still images.
self.cam.setCaptureMode(QCamera.CaptureStillImage)
self.cam.start() # Slot to start the camera
else:
pass
def setCamera(self, cameraDevice):
if cameraDevice.isEmpty():
self.camera = QCamera()
else:
self.camera = QCamera(cameraDevice)
self.captureAction.setEnabled(True)
def __init__(self):
QMainWindow.__init__(self)
if len(QCameraInfo.availableCameras()) == 0:
QMessageBox.warning(
self, 'Camera not found',
'You don\'t have any cameras on your computer so you can\'t use this app...\nBuy a new camera (╯°^°)╯┻━┻',
QMessageBox.Ok)
exit(-1)
self.central_widget = QWidget(self)
self.main_grid = QGridLayout(self.central_widget)
self.option_group = QGroupBox(None)
self.group_grid = QGridLayout(self.option_group)
self.addr_msg = QLabel('Database addr')
self.camera_msg = QLabel('Camera')
self.camera_combo = QComboBox()
self.addr_edit = QLineEdit()
self.camera_place = QGroupBox(None)
self.auth_btn = QPushButton('Log in')
self.camera_grid = QGridLayout(self.camera_place)
self.camera_widget = QCameraViewfinder()
self.camera_obj = QCamera(QCameraInfo.defaultCamera())
self.veg_cfg = Config()
def setCamera(self, cameraDevice):
if cameraDevice.isEmpty():
self.camera = QCamera()
else:
self.camera = QCamera(cameraDevice)
self.camera.setViewfinder(self.viewfinder)
self.camera.start()
def __init__(self, *args, camera_info=None):
super(CameraInterface, self).__init__(*args)
# 定义相机实例对象并设置捕获模式
if camera_info:
self.mCamera = QCamera(camera_info)
else:
self.mCamera = QCamera()
self.mCamera.setCaptureMode(QCamera.CaptureViewfinder)
self.mDisplayWidth = 800
self.mDisplayHeight = 600
self.mRate = 10
# 设置取景器分辨率
self.setDisplaySize(self.mDisplayWidth, self.mDisplayHeight)
self.setRate(self.mRate)
# 初始化取景器
self.mViewCamera = QtMultimediaWidgets.QCameraViewfinder(self)
self.mViewCamera.show()
self.mCamera.setViewfinder(self.mViewCamera)
self.mCamera.setCaptureMode(QCamera.CaptureStillImage)
# 设置图像捕获
self.mCapture = QCameraImageCapture(self.mCamera)
if self.mCapture.isCaptureDestinationSupported(
QCameraImageCapture.CaptureToBuffer):
self.mCapture.setCaptureDestination(
QCameraImageCapture.CaptureToBuffer) # CaptureToBuffer
# self.mCapture.error.connect(lambda i, e, s: self.alert(s))
self.mCapture.imageAvailable.connect(self.readFrame)
self.mTimerImageGrab = QTimer(self)
self.mTimerImageGrab.timeout.connect(self.timerImgGrab)
def load_cam(self):
self.cam_page.setLayout(self.cam_page_lay)
self.error_cam.hide()
self.camera = QCameraInfo.defaultCamera()
# Проверяем, что камера сущетсвует
# Если нет, то переключаемся на вторую вкладку
if self.camera.isNull():
dialog = QErrorMessage()
dialog.setWindowTitle('Warning')
dialog.showMessage(
'Not enough cameras, the app will only be available in drawing mode'
)
dialog.exec()
self.error_cam.show()
self.cam_page.setEnabled(False)
self.tabWidget.setCurrentIndex(1)
# Если да, то на первую
else:
self.tabWidget.setCurrentIndex(0)
self.camera = QCamera(self.camera)
self.view_cam = QCameraViewfinder(self)
self.view_cam.setMediaObject(self.camera)
self.view_cam.setAutoFillBackground(True)
self.camera.setViewfinder(self.view_cam)
self.box_lay = QVBoxLayout(self)
self.box_lay.addWidget(self.view_cam)
self.scrolling.setLayout(self.box_lay)
# Запускаем камеру
self.camera.start()
# Подвязываем кнопку к слоту со снимком
self.bt_cam.clicked.connect(self.make_ph)
# Можно зумить фотографию
self.zoom.valueChanged.connect(self.zoom_pict)
def __init__(self):
super(CameraMainWin, self).__init__()
self.setupUi(self)
#定义相机实例对象并设置捕获模式
self.camera = QCamera()
self.camera.setCaptureMode(QCamera.CaptureViewfinder)
self.cameraOpened = False # 设置相机打开状态为未打开
#设置取景器分辨率
viewFinderSettings = QCameraViewfinderSettings()
viewFinderSettings.setResolution(800, 600)
self.camera.setViewfinderSettings(viewFinderSettings)
#初始化取景器
self.viewCamera = QtMultimediaWidgets.QCameraViewfinder(self)
self.camera.setViewfinder(self.viewCamera)
self.camera.setCaptureMode(QCamera.CaptureStillImage)
self.camerLayout.addWidget(self.viewCamera) #取景器放置到预留的布局中
#设置图像捕获
self.capture = QCameraImageCapture(self.camera)
self.capture.setCaptureDestination(
QCameraImageCapture.CaptureToBuffer) #CaptureToBuffer
self.switchCamera: QPushButton
self.switchCamera.clicked.connect(self.SwitchCamera)
self.takePic.clicked.connect(self.TakePic)
self.capture.error.connect(lambda i, e, s: self.alert(s))
self.capture.imageAvailable.connect(self.saveImage)
self.capture.imageCaptured.connect(
lambda d, i: self.status.showMessage("Image %04d captured" % self.
save_seq))
def __iniCamera(self): ##创建 QCamera对象
camInfo = QCameraInfo.defaultCamera() #获取缺省摄像头,QCameraInfo
self.ui.comboCamera.addItem(camInfo.description()) #摄像头描述
self.ui.comboCamera.setCurrentIndex(0)
self.camera = QCamera(camInfo) #创建摄像头对象
self.camera.setViewfinder(self.ui.viewFinder) #设置取景框预览
## camera.setCaptureMode(QCamera.CaptureViewfinder) #预览
self.camera.setCaptureMode(QCamera.CaptureStillImage) #设置为抓图
## camera.setCaptureMode(QCamera.CaptureVideo)
mode = QCamera.CaptureStillImage
supported = self.camera.isCaptureModeSupported(mode)
self.ui.checkStillImage.setChecked(supported) #支持拍照
supported = self.camera.isCaptureModeSupported(QCamera.CaptureVideo)
self.ui.checkVideo.setChecked(supported) #支持视频录制
supported = self.camera.exposure().isAvailable()
self.ui.checkExposure.setChecked(supported) #支持曝光补偿
supported = self.camera.focus().isAvailable()
self.ui.checkFocus.setChecked(supported) #支持变焦
self.camera.stateChanged.connect(self.do_cameraStateChanged)
def showCamera(self):
self.finder = QCameraViewfinder()
self.finder.show()
self.camera = QCamera()
self.camera.setViewfinder(self.finder)
self.camera.start()
self.camera.stop()
def __init__(self, parent=QObject()):
super(Camera, self).__init__(parent)
# chooses the system default camera
self.cam = QCamera()
self.caminfo = QCameraInfo(self.cam)
self.camvfind = QCameraViewfinder()
self.camvfindset = QCameraViewfinderSettings()
self.recorder = QMediaRecorder(self.cam)
def __init__(self, parent=None, standalone=False):
super(Camera, self).__init__(parent)
# This prevents doing unneeded initialization
# when QtDesginer loads the plugin.
if parent is None and not standalone:
return
if not multimedia_available:
return
self.ui = uic.loadUi(os.path.join(WIDGET_PATH, "camera.ui"), self)
self.camera = None
self.imageCapture = None
self.mediaRecorder = None
self.isCapturingImage = False
self.applicationExiting = False
self.imageSettings = QImageEncoderSettings()
self.audioSettings = QAudioEncoderSettings()
self.videoSettings = QVideoEncoderSettings()
self.videoContainerFormat = ''
camera_device = QByteArray()
videoDevicesGroup = QActionGroup(self)
videoDevicesGroup.setExclusive(True)
if not QCamera.availableDevices():
self.ui.devicesCombo.addItem("No Device")
else:
for deviceName in QCamera.availableDevices():
description = QCamera.deviceDescription(deviceName)
self.ui.devicesCombo.addItem(description)
videoDeviceAction = QAction(description, videoDevicesGroup)
videoDeviceAction.setCheckable(True)
videoDeviceAction.setData(deviceName)
if camera_device.isEmpty():
cameraDevice = deviceName
videoDeviceAction.setChecked(True)
self.ui.devicesCombo.addAction(videoDeviceAction)
videoDevicesGroup.triggered.connect(self.updateCameraDevice)
self.ui.captureWidget.currentChanged.connect(self.updateCaptureMode)
self.ui.devicesCombo.currentIndexChanged.connect(
self.get_device_action)
self.ui.lockButton.hide()
# Start camera 2s after the UI has loaded
QTimer.singleShot(2000, lambda: self.setCamera(camera_device))
def __initCamera(self):
camInfo = QCameraInfo.defaultCamera()
self.camera = QCamera(camInfo)
self.camera2 = QCamera(camInfo)
self.camera.setViewfinder(self._ui.widget)
self.camera2.setViewfinder(self._ui.widget_2)
self.camera.setCaptureMode(
QCamera.CaptureStillImage) #captureviewfinder
self.camera2.setCaptureMode(QCamera.CaptureStillImage)
def __init__(self):
super(self.__class__, self).__init__()
self.setupUi(self) # gets defined in the UI file
# th = CamThread(self)
# th.changePixmap.connect(self.setImagae)
# th.start()
self.cam = QCamera()
self.cam.setViewfinder(self.widget)
self.cam.start()
def start_preview(self, i_cam_idx):
if self.oc_camera is not None:
self.oc_camera.stop()
del self.oc_camera
self.oc_camera = QCamera(self.l_cameras[i_cam_idx])
self.oc_camera.setViewfinder(self.oc_viewfinder)
self.oc_camera.setCaptureMode(QCamera.CaptureVideo)
self.oc_camera.error.connect(lambda: self.show_error(self.oc_camera.errorString()))
self.oc_camera.start()
def __init__(self, parent = QObject()):
super(Camera, self).__init__(parent)
print("3")
self.cam = QCamera(QCameraInfo.defaultCamera()) #"/dev/video0".encode()
print("4")
self.caminfo = QCameraInfo(self.cam)
self.camvfind = QCameraViewfinder()
self.camvfindset = QCameraViewfinderSettings()
self.cammode = self.cam.CaptureMode(0)
self.camimgcap = QCameraImageCapture(self.cam)
def __init__(self):
"""
初始化
:return: null
"""
# 超类初始化
super().__init__()
# UI初始化
self.ui = Ui_mainWidget()
self.ui.setupUi(self)
self.grabKeyboard()
self.setMouseTracking(True)
self.setWindowFlags(Qt.FramelessWindowHint)
self.setWindowIcon(QIcon('OCR.ico'))
# 初始化相机
self.camera = QCamera()
self.imageCapture = QCameraImageCapture(self.camera)
self.viewsetting = QCameraViewfinderSettings()
self.initimplement()
# 初始化标题栏
self.initTitleBar()
# 初始化系统托盘
self.tray = QSystemTrayIcon()
self.tray.setIcon(QIcon('OCR.ico'))
self.initTray()
# OCR识别部分
self.OCR = ocr()
self.OCR.setappid('1257206643')
self.OCR.setsecretid('AKIDFTddWEg9Ncsz0sE7oOpBNOExdDdeCUJ3')
self.OCR.setsecretkey('FQitsgUND8yfrZK0RrBMOJB5tWhCm5Ol')
# 初始化登录部分
self.logWidget = QWidget()
self.logui = Ui_Form()
self.logui.setupUi(self.logWidget)
self.logWidget.setWindowFlags(Qt.FramelessWindowHint)
self.logWidget.setWindowModality(Qt.ApplicationModal)
self.logui.close_btn.clicked.connect(self.logWidget.close)
# 初始化变量
self.mousePressd = False
self.mousePoint = None
self.result = {}
self.isFirst = False
self.ocrType = ocrType.ocr_general # 默认为印刷体识别
# 初始化字定义信号连接
self.processFinished.connect(self.updateOCRInfo)
self.ui.btn_login.clicked.connect(self.logWidget.show)
self.ui.comboBox_choose.currentIndexChanged.connect(self.changeocrType)
def __init__(self,parent = None): super(QCameraImageCapture, self).__init__(None,parent) self.camera = QCamera() self.camera.setCaptureMode(QCamera.CaptureStillImage); self.setMediaObject(self.camera) # self.setCaptureDestination(QCameraImageCapture.CaptureToFile) self.imageSaved.connect(self._captureComplete) self.imageCaptured.connect(self._imageCaptured)
def __init__(self):
super(MainWindow, self).__init__()
self.cameraInfo = QCameraInfo.defaultCamera()
self.camera = QCamera(self.cameraInfo)
self.camera.setCaptureMode(QCamera.CaptureStillImage)
self.imageCapture = QCameraImageCapture(self.camera)
self.imageCapture.imageCaptured.connect(self.imageCaptured)
self.imageCapture.imageSaved.connect(self.imageSaved)
self.currentPreview = QImage()
toolBar = QToolBar()
self.addToolBar(toolBar)
fileMenu = self.menuBar().addMenu("&File")
shutterIcon = QIcon("/Users/thethelafaltein/PycharmProjects/ResNetApplication/res/img/shutter.svg")
self.takePictureAction = QAction(shutterIcon, "&Take Picture", self,
shortcut="Ctrl+T",
triggered=self.takePicture)
self.takePictureAction.setToolTip("Take Picture")
fileMenu.addAction(self.takePictureAction)
toolBar.addAction(self.takePictureAction)
exitAction = QAction(QIcon.fromTheme("application-exit"), "E&xit",
self, shortcut="Ctrl+Q", triggered=self.close)
fileMenu.addAction(exitAction)
aboutMenu = self.menuBar().addMenu("&About")
aboutQtAction = QAction("About &Qt", self, triggered=qApp.aboutQt)
aboutMenu.addAction(aboutQtAction)
self.tabWidget = QTabWidget()
self.setCentralWidget(self.tabWidget)
self.cameraViewfinder = QCameraViewfinder()
self.camera.setViewfinder(self.cameraViewfinder)
self.tabWidget.addTab(self.cameraViewfinder, "Viewfinder")
if self.camera.status() != QCamera.UnavailableStatus:
name = self.cameraInfo.description()
self.setWindowTitle("PySide2 Camera Example (" + name + ")")
self.statusBar().showMessage("Starting: '" + name + "'", 5000)
self.camera.start()
else:
self.setWindowTitle("Object classifier")
self.takePictureAction.setEnabled(False)
self.statusBar().showMessage("Camera unavailable", 5000)
def setup_opencv_camera(self):
if len(QCamera.availableDevices()) > 0:
camera_addr = str(QCamera.availableDevices()[0])
self.camera = cv2.VideoCapture(0)
if self.camera.isOpened():
self.camera.set(cv2.CAP_PROP_BUFFERSIZE, 1)
self.camera.set(cv2.CAP_PROP_FRAME_WIDTH, 640)
self.camera.set(cv2.CAP_PROP_FRAME_HEIGHT, 480)
logger.info('Opened the camera {}'.format(camera_addr))
else:
logger.error(
'Failed to open the camera {}'.format(camera_addr))
def iniCamera(self):
cameras = QCameraInfo.availableCameras()
for cameraInfo in cameras:
# select the capturing device if it is available
if (cameraInfo.description().find("Capture") is not -1):
self.cam = QCamera(cameraInfo)
self.caminfo = QCameraInfo(self.cam)
self.recorder = QMediaRecorder(self.cam)
print("Camera Chosen: " + self.caminfo.description())
print(self.cam.supportedViewfinderFrameRateRanges())
if self.cam.isCaptureModeSupported(QCamera.CaptureVideo):
print("Capturemode supported")
class Camera(QObject):
def __init__(self, parent=QObject()):
super(Camera, self).__init__(parent)
# chooses the system default camera
self.cam = QCamera()
self.caminfo = QCameraInfo(self.cam)
self.camvfind = QCameraViewfinder()
self.camvfindset = QCameraViewfinderSettings()
self.recorder = QMediaRecorder(self.cam)
def iniCamera(self):
cameras = QCameraInfo.availableCameras()
for cameraInfo in cameras:
# select the capturing device if it is available
if (cameraInfo.description().find("Capture") is not -1):
self.cam = QCamera(cameraInfo)
self.caminfo = QCameraInfo(self.cam)
self.recorder = QMediaRecorder(self.cam)
print("Camera Chosen: " + self.caminfo.description())
print(self.cam.supportedViewfinderFrameRateRanges())
if self.cam.isCaptureModeSupported(QCamera.CaptureVideo):
print("Capturemode supported")
def startVid(self):
self.cam.load()
# self.camvfind.show()
self.cam.setViewfinder(self.camvfind)
self.cam.setCaptureMode(QCamera.CaptureVideo)
self.cam.start()
audio = QAudioEncoderSettings()
audio.setCodec("audio/amr")
audio.setQuality(QtMultimedia.QMultimedia.NormalQuality)
video = QVideoEncoderSettings()
# video.setCodec("video/mp4")
video.setQuality(QtMultimedia.QMultimedia.NormalQuality)
video.setResolution(1920, 1080)
video.setFrameRate(30.0)
# self.recorder.setAudioSettings(audio)
self.recorder.setVideoSettings(video)
self.recorder.setContainerFormat("mp4")
def startRecording(self, filename):
directory = os.path.abspath(str(os.getcwd()))
abs_path = os.path.join(directory, filename)
self.recorder.setOutputLocation(QUrl(abs_path))
self.recorder.record()
def stopRecording(self):
self.recorder.stop()
def getViewFinder(self):
return self.camvfind
def __init__(self, parent=None):
super(VideoWindow, self).__init__(parent)
self.setWindowTitle(
"PyQt Video Player Widget Example - pythonprogramminglanguage.com")
self.mediaPlayer = QMediaPlayer(None, QMediaPlayer.VideoSurface)
self.camera = QCamera(0)
self.cameraviewfinder = QCameraViewfinder()
self.cameramode = self.camera.CaptureMode(2)
self.cameraimgcap = QCameraImageCapture(self.camera)
videoWidget = QVideoWidget()
self.imageView = QLabel("add a image file")
self.imageView.setAlignment(Qt.AlignCenter)
self.playButton = QPushButton()
self.playButton.setEnabled(True)
self.playButton.setIcon(self.style().standardIcon(QStyle.SP_MediaPlay))
self.playButton.clicked.connect(self.play)
self.positionSlider = QSlider(Qt.Horizontal)
self.positionSlider.setRange(0, 0)
self.scene1 = QGraphicsScene()
self.view1 = QGraphicsView(self.scene1)
# Create new action
# Create exit action
# Create a widget for window contents
wid = QWidget(self)
self.setCentralWidget(wid)
# Create layouts to place inside widget
# controlLayout = QHBoxLayout()
# controlLayout.setContentsMargins(0, 0, 0, 0)
# controlLayout.addWidget(self.playButton)
# controlLayout.addWidget(self.positionSlider)
videolayout = QVBoxLayout()
videolayout.addWidget(videoWidget)
# videolayout.addLayout(controlLayout)
# Set widget to contain window contents
layout = QHBoxLayout()
layout.addLayout(videolayout)
layout.addWidget(self.cameraviewfinder)
# layout.addWidget(self.view1)
wid.setLayout(layout)
self.mediaPlayer.setVideoOutput(videoWidget)
self.cameraviewfinder.show()
self.camera.setViewfinder(self.cameraviewfinder)
def __fetch_cam(self):
for device_obj in QCamera.availableDevices():
cam_name = QCamera.deviceDescription(device_obj)
cam = QCamera(device_obj)
self.cams[str(cam_name)] = cam
cam_image_capture = QCameraImageCapture(cam)
cam_image_capture.setEncodingSettings(QImageEncoderSettings())
cam_image_capture.captureDestination()
cam_image_capture.imageSaved.connect(self.on_image_saved)
self.__cam_image_captures[str(cam_name)] = cam_image_capture
cam.statusChanged.connect(self.set_resolution)
def start(self, dev=1):
if self.camera:
self.camera.stop()
cameras = QCameraInfo.availableCameras()
self.camera = QCamera(cameras[dev])
self.camera.setViewfinder(self.viewfinder)
self.camera.setCaptureMode(QCamera.CaptureStillImage)
self.camera.start()
self.camera_capture = QCameraImageCapture(self.camera)
self.camera_capture.setCaptureDestination(
QCameraImageCapture.CaptureToBuffer)
self.camera_capture.imageCaptured.connect(self.imageCaptured)
def __init__(self, parent=None):
super(Camera, self).__init__(parent)
global API
API = AlgorithmAPIs(template_dir="templates",
threshold=0.5,
use_multiprocessing=False)
self.ui = Ui_Camera()
self.camera = None
self.imageCapture = None
# self.mediaRecorder = None
self.isCapturingImage = False
self.applicationExiting = False
self.imageSettings = QImageEncoderSettings()
self.audioSettings = QAudioEncoderSettings()
self.ui.setupUi(self)
cameraDevice = QByteArray()
videoDevicesGroup = QActionGroup(self)
videoDevicesGroup.setExclusive(True)
for deviceName in QCamera.availableDevices():
description = QCamera.deviceDescription(deviceName)
videoDeviceAction = QAction(description, videoDevicesGroup)
videoDeviceAction.setCheckable(True)
videoDeviceAction.setData(deviceName)
if cameraDevice.isEmpty():
cameraDevice = deviceName
videoDeviceAction.setChecked(True)
self.ui.menuDevices.addAction(videoDeviceAction)
videoDevicesGroup.triggered.connect(self.updateCameraDevice)
self.ui.lcdNumber_2.display(0)
self.ui.dial.valueChanged.connect(self.dial_display)
global dial_value
dial_value = 3
self.ui.lcdNumber_2.display(dial_value)
self.setCamera(cameraDevice)
# Create and load model
path_pretrained = "apis/models/facenet/20180402-114759.pb"
path_SVM = "apis/models/SVM/SVM.pkl"
self.recognizer = Recognizer()
self.recognizer.create_graph(path_pretrained, path_SVM)
def start_ui(self):
self.zui = Ui_zwin()
self.zui.setupUi(self)
self.zui.camera_label.setScaledContents(True)
# 初始化信息
self.zui.label_xuehao.setText("工号：")
self.zui.label_mingzi.setText("姓名：")
self.zui.label_time.setText("签到时间：")
# 查询按钮
self.zui.cxbtn.clicked.connect(self.cx_ui)
# 注册按钮
self.zui.zcbtn.clicked.connect(self.zq_zc)
# 签到按钮
self.zui.qdbtn.clicked.connect(self.zq_qd)
# 删除按钮
self.zui.del_btn.clicked.connect(self.del_yg)
# 导出按钮
self.zui.out_btn.clicked.connect(self.out_ex)
# 摄像头控制
camera = QCamera(self) # 创建摄像头
cameraviewfinder = QCameraViewfinder(self.zui.camera_label) # 创建显示窗口
cameraviewfinder.resize(752, 420)
self.cameraImageCapture = QCameraImageCapture(camera) # 绑定获取的摄像头
self.cameraImageCapture.setCaptureDestination(
QCameraImageCapture.CaptureToFile) # 获取数据类型
camera.setCaptureMode(QCamera.CaptureStillImage)
camera.setViewfinder(cameraviewfinder) # 绑定窗口
camera.start() # 开启摄像头
class Camera(QObject):
def __init__(self, parent = QObject()):
super(Camera, self).__init__(parent)
print("3")
self.cam = QCamera(QCameraInfo.defaultCamera()) #"/dev/video0".encode()
print("4")
self.caminfo = QCameraInfo(self.cam)
self.camvfind = QCameraViewfinder()
self.camvfindset = QCameraViewfinderSettings()
self.cammode = self.cam.CaptureMode(0)
self.camimgcap = QCameraImageCapture(self.cam)
def iniCamera(self):
print(self.caminfo.description())
print(self.caminfo.availableCameras())
for caminfo in QCameraInfo.availableCameras():
print(caminfo.deviceName())
if self.cam.isCaptureModeSupported(self.cammode):
print("Capturemode supported")
def startVid(self):
#self.camimgcap.CaptureDestination(2)
self.camvfind.show()
self.cam.setViewfinder(self.camvfind)
self.cam.setCaptureMode(self.cammode)
self.cam.start()
def start_scan(self, device: str = ''):
"""
Scans a QR code from the given camera device.
If no QR code is found the returned string will be empty.
If the camera is not found or can't be opened NoCamerasFound will be raised.
"""
self.validator = QrReaderValidatorCounted()
self.validator.strong_count = 5 # FIXME: make this time based rather than framect based
device_info = None
for camera in QCameraInfo.availableCameras():
if camera.deviceName() == device:
device_info = camera
break
if not device_info:
self.logger.info(
'Failed to open selected camera, trying to use default camera')
device_info = QCameraInfo.defaultCamera()
if not device_info or device_info.isNull():
raise NoCamerasFound(
_("Cannot start QR scanner, no usable camera found.") +
self._linux_pyqt5bug_msg())
self._init_stats()
self.qrreader_res = []
self.validator_res = None
self._ok_done = False
self._error_message = None
if self.camera:
self.logger.info(
"Warning: start_scan already called for this instance.")
self.camera = QCamera(device_info)
self.camera.setViewfinder(self.video_surface)
self.camera.setCaptureMode(QCamera.CaptureViewfinder)
# this operates on camera from within the signal handler, so should be a queued connection
self.camera_sc_conn = self.camera.statusChanged.connect(
self._on_camera_status_changed, Qt.QueuedConnection)
self.camera.error.connect(
self._on_camera_error
) # log the errors we get, if any, for debugging
# Camera needs to be loaded to query resolutions, this tries to open the camera
self.camera.load()
def __init__(self, parent=None):
super(Camera, self).__init__(parent)
self.ui = Ui_Camera()
self.camera = None
self.imageCapture = None
self.mediaRecorder = None
self.isCapturingImage = False
self.applicationExiting = False
self.imageSettings = QImageEncoderSettings()
self.audioSettings = QAudioEncoderSettings()
self.videoSettings = QVideoEncoderSettings()
self.videoContainerFormat = ''
self.ui.setupUi(self)
cameraDevice = QByteArray()
videoDevicesGroup = QActionGroup(self)
videoDevicesGroup.setExclusive(True)
#for multiple cameras ata
for deviceName in QCamera.availableDevices():
description = QCamera.deviceDescription(deviceName)
videoDeviceAction = QAction(description, videoDevicesGroup)
videoDeviceAction.setCheckable(True)
videoDeviceAction.setData(deviceName)
if cameraDevice.isEmpty():
cameraDevice = deviceName
videoDeviceAction.setChecked(True)
self.ui.menuDevices.addAction(videoDeviceAction)
videoDevicesGroup.triggered.connect(self.updateCameraDevice)
self.ui.captureWidget.currentChanged.connect(self.updateCaptureMode)
self.ui.lockButton.hide()
self.setCamera(cameraDevice)
def setCamera(self, cameraDevice):
if cameraDevice.isEmpty():
self.camera = QCamera()
else:
self.camera = QCamera(cameraDevice)
self.camera.stateChanged.connect(self.updateCameraState)
self.camera.error.connect(self.displayCameraError)
self.mediaRecorder = QMediaRecorder(self.camera)
self.mediaRecorder.stateChanged.connect(self.updateRecorderState)
self.imageCapture = QCameraImageCapture(self.camera)
self.mediaRecorder.durationChanged.connect(self.updateRecordTime)
self.mediaRecorder.error.connect(self.displayRecorderError)
self.mediaRecorder.setMetaData(QMediaMetaData.Title, "Test Title")
self.ui.exposureCompensation.valueChanged.connect(
self.setExposureCompensation)
self.camera.setViewfinder(self.ui.viewfinder)
self.updateCameraState(self.camera.state())
self.updateLockStatus(self.camera.lockStatus(), QCamera.UserRequest)
self.updateRecorderState(self.mediaRecorder.state())
self.imageCapture.readyForCaptureChanged.connect(self.readyForCapture)
self.imageCapture.imageCaptured.connect(self.processCapturedImage)
self.imageCapture.imageSaved.connect(self.imageSaved)
self.camera.lockStatusChanged.connect(self.updateLockStatus)
self.ui.captureWidget.setTabEnabled(0,
self.camera.isCaptureModeSupported(QCamera.CaptureStillImage))
self.ui.captureWidget.setTabEnabled(1,
self.camera.isCaptureModeSupported(QCamera.CaptureVideo))
self.updateCaptureMode()
self.camera.start()
self.show()
class CameraWidget(QWidget):
def __init__(self, background_color):
QWidget.__init__(self)
self.scene = QGraphicsScene(self)
self.scene.setBackgroundBrush(QBrush(background_color))
self.graphics_view = QGraphicsView(self.scene)
self.graphics_view.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.graphics_view.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.graphics_view.setFrameStyle(0)
self.graphics_view.setStyleSheet("QGraphicsView {background: transparent; border: 3px; outline: none;}")
self.graphics_view.scale(-1, 1) # this make live video from camero mirror.
self.video_item = QGraphicsVideoItem()
self.scene.addItem(self.video_item)
self.layout = QVBoxLayout(self)
self.layout.setContentsMargins(0, 0, 0, 0)
self.layout.addWidget(self.graphics_view)
self.available_cameras = QCameraInfo.availableCameras()
# Set the default camera.
self.select_camera(0)
def resizeEvent(self, event):
self.video_item.setSize(QSizeF(event.size().width(), event.size().height()))
QWidget.resizeEvent(self, event)
def select_camera(self, i):
self.camera = QCamera(self.available_cameras[i])
self.camera.setViewfinder(self.video_item)
self.camera.setCaptureMode(QCamera.CaptureStillImage)
self.camera.start()
class Camera(QMainWindow):
def __init__(self, parent=None):
super(Camera, self).__init__(parent)
self.ui = Ui_Camera()
self.camera = None
self.imageCapture = None
self.mediaRecorder = None
self.isCapturingImage = False
self.applicationExiting = False
self.imageSettings = QImageEncoderSettings()
self.audioSettings = QAudioEncoderSettings()
self.videoSettings = QVideoEncoderSettings()
self.videoContainerFormat = ''
self.ui.setupUi(self)
cameraDevice = QByteArray()
videoDevicesGroup = QActionGroup(self)
videoDevicesGroup.setExclusive(True)
for deviceName in QCamera.availableDevices():
description = QCamera.deviceDescription(deviceName)
videoDeviceAction = QAction(description, videoDevicesGroup)
videoDeviceAction.setCheckable(True)
videoDeviceAction.setData(deviceName)
if cameraDevice.isEmpty():
cameraDevice = deviceName
videoDeviceAction.setChecked(True)
self.ui.menuDevices.addAction(videoDeviceAction)
videoDevicesGroup.triggered.connect(self.updateCameraDevice)
self.ui.captureWidget.currentChanged.connect(self.updateCaptureMode)
self.ui.lockButton.hide()
self.setCamera(cameraDevice)
def setCamera(self, cameraDevice):
if cameraDevice.isEmpty():
self.camera = QCamera()
else:
self.camera = QCamera(cameraDevice)
self.camera.stateChanged.connect(self.updateCameraState)
self.camera.error.connect(self.displayCameraError)
self.mediaRecorder = QMediaRecorder(self.camera)
self.mediaRecorder.stateChanged.connect(self.updateRecorderState)
self.imageCapture = QCameraImageCapture(self.camera)
self.mediaRecorder.durationChanged.connect(self.updateRecordTime)
self.mediaRecorder.error.connect(self.displayRecorderError)
self.mediaRecorder.setMetaData(QMediaMetaData.Title, "Test Title")
self.ui.exposureCompensation.valueChanged.connect(
self.setExposureCompensation)
self.camera.setViewfinder(self.ui.viewfinder)
self.updateCameraState(self.camera.state())
self.updateLockStatus(self.camera.lockStatus(), QCamera.UserRequest)
self.updateRecorderState(self.mediaRecorder.state())
self.imageCapture.readyForCaptureChanged.connect(self.readyForCapture)
self.imageCapture.imageCaptured.connect(self.processCapturedImage)
self.imageCapture.imageSaved.connect(self.imageSaved)
self.camera.lockStatusChanged.connect(self.updateLockStatus)
self.ui.captureWidget.setTabEnabled(0,
self.camera.isCaptureModeSupported(QCamera.CaptureStillImage))
self.ui.captureWidget.setTabEnabled(1,
self.camera.isCaptureModeSupported(QCamera.CaptureVideo))
self.updateCaptureMode()
self.camera.start()
def keyPressEvent(self, event):
if event.isAutoRepeat():
return
if event.key() == Qt.Key_CameraFocus:
self.displayViewfinder()
self.camera.searchAndLock()
event.accept()
elif event.key() == Qt.Key_Camera:
if self.camera.captureMode() == QCamera.CaptureStillImage:
self.takeImage()
elif self.mediaRecorder.state() == QMediaRecorder.RecordingState:
self.stop()
else:
self.record()
event.accept()
else:
super(Camera, self).keyPressEvent(event)
def keyReleaseEvent(self, event):
if event.isAutoRepeat():
return
if event.key() == Qt.Key_CameraFocus:
self.camera.unlock()
else:
super(Camera, self).keyReleaseEvent(event)
def updateRecordTime(self):
msg = "Recorded %d sec" % self.mediaRecorder.duration() // 1000
self.ui.statusbar.showMessage(msg)
def processCapturedImage(self, requestId, img):
scaledImage = img.scaled(self.ui.viewfinder.size(), Qt.KeepAspectRatio,
Qt.SmoothTransformation)
self.ui.lastImagePreviewLabel.setPixmap(QPixmap.fromImage(scaledImage))
self.displayCapturedImage()
QTimer.singleShot(4000, self.displayViewfinder)
def configureCaptureSettings(self):
if self.camera.captureMode() == QCamera.CaptureStillImage:
self.configureImageSettings()
elif self.camera.captureMode() == QCamera.CaptureVideo:
self.configureVideoSettings()
def configureVideoSettings(self):
settingsDialog = VideoSettings(self.mediaRecorder)
settingsDialog.setAudioSettings(self.audioSettings)
settingsDialog.setVideoSettings(self.videoSettings)
settingsDialog.setFormat(self.videoContainerFormat)
if settingsDialog.exec_():
self.audioSettings = settingsDialog.audioSettings()
self.videoSettings = settingsDialog.videoSettings()
self.videoContainerFormat = settingsDialog.format()
self.mediaRecorder.setEncodingSettings(self.audioSettings,
self.videoSettings, self.videoContainerFormat)
def configureImageSettings(self):
settingsDialog = ImageSettings(self.imageCapture)
settingsDialog.setImageSettings(self.imageSettings)
if settingsDialog.exec_():
self.imageSettings = settingsDialog.imageSettings()
imageCapture.setEncodingSettings(self.imageSettings)
def record(self):
self.mediaRecorder.record()
self.updateRecordTime()
def pause(self):
self.mediaRecorder.pause()
def stop(self):
self.mediaRecorder.stop()
def setMuted(self, muted):
self.mediaRecorder.setMuted(muted)
def toggleLock(self):
if self.camera.lockStatus() in (QCamera.Searching, QCamera.Locked):
self.camera.unlock()
elif self.camera.lockStatus() == QCamera.Unlocked:
self.camera.searchAndLock()
def updateLockStatus(self, status, reason):
indicationColor = Qt.black
if status == QCamera.Searching:
self.ui.statusbar.showMessage("Focusing...")
self.ui.lockButton.setText("Focusing...")
indicationColor = Qt.yellow
elif status == QCamera.Locked:
self.ui.lockButton.setText("Unlock")
self.ui.statusbar.showMessage("Focused", 2000)
indicationColor = Qt.darkGreen
elif status == QCamera.Unlocked:
self.ui.lockButton.setText("Focus")
if reason == QCamera.LockFailed:
self.ui.statusbar.showMessage("Focus Failed", 2000)
indicationColor = Qt.red
palette = self.ui.lockButton.palette()
palette.setColor(QPalette.ButtonText, indicationColor)
self.ui.lockButton.setPalette(palette)
def takeImage(self):
self.isCapturingImage = True
self.imageCapture.capture()
def startCamera(self):
self.camera.start()
def stopCamera(self):
self.camera.stop()
def updateCaptureMode(self):
tabIndex = self.ui.captureWidget.currentIndex()
captureMode = QCamera.CaptureStillImage if tabIndex == 0 else QCamera.CaptureVideo
if self.camera.isCaptureModeSupported(captureMode):
self.camera.setCaptureMode(captureMode)
def updateCameraState(self, state):
if state == QCamera.ActiveState:
self.ui.actionStartCamera.setEnabled(False)
self.ui.actionStopCamera.setEnabled(True)
self.ui.captureWidget.setEnabled(True)
self.ui.actionSettings.setEnabled(True)
elif state in (QCamera.UnloadedState, QCamera.LoadedState):
self.ui.actionStartCamera.setEnabled(True)
self.ui.actionStopCamera.setEnabled(False)
self.ui.captureWidget.setEnabled(False)
self.ui.actionSettings.setEnabled(False)
def updateRecorderState(self, state):
if state == QMediaRecorder.StoppedState:
self.ui.recordButton.setEnabled(True)
self.ui.pauseButton.setEnabled(True)
self.ui.stopButton.setEnabled(False)
elif state == QMediaRecorder.PausedState:
self.ui.recordButton.setEnabled(True)
self.ui.pauseButton.setEnabled(False)
self.ui.stopButton.setEnabled(True)
elif state == QMediaRecorder.RecordingState:
self.ui.recordButton.setEnabled(False)
self.ui.pauseButton.setEnabled(True)
self.ui.stopButton.setEnabled(True)
def setExposureCompensation(self, index):
self.camera.exposure().setExposureCompensation(index * 0.5)
def displayRecorderError(self):
QMessageBox.warning(self, "Capture error",
self.mediaRecorder.errorString())
def displayCameraError(self):
QMessageBox.warning(self, "Camera error", self.camera.errorString())
def updateCameraDevice(self, action):
self.setCamera(action.data())
def displayViewfinder(self):
self.ui.stackedWidget.setCurrentIndex(0)
def displayCapturedImage(self):
self.ui.stackedWidget.setCurrentIndex(1)
def readyForCapture(self, ready):
self.ui.takeImageButton.setEnabled(ready)
def imageSaved(self, id, fileName):
self.isCapturingImage = False
if self.applicationExiting:
self.close()
def closeEvent(self, event):
if self.isCapturingImage:
self.setEnabled(False)
self.applicationExiting = True
event.ignore()
else:
event.accept()
def select_camera(self, i):
self.camera = QCamera(self.available_cameras[i])
self.camera.setViewfinder(self.video_item)
self.camera.setCaptureMode(QCamera.CaptureStillImage)
self.camera.start()
class AvatarWidget(QWizardPage):
def __init__(self, parent=None):
super().__init__(parent)
self.setSubTitle(self.tr("<h2>Create Your Avatar</h2>"))
vlayout = QVBoxLayout(self)
labelLayout = QHBoxLayout()
labelImage = QLabel()
labelImage.setPixmap(QPixmap(":/data/images/preferences-desktop-personal.png"))
labelImage.setMaximumSize(64, 64)
labelLayout.addWidget(labelImage)
label = QLabel(self)
label.setWordWrap(True)
label.setText(self.tr("<p>This screen helps you set your <strong>user picture</strong>. You can either choose an image from a \
file or you can capture an image from your camera. Select an option from the <strong>options</strong> menu.</p>"))
labelLayout.addWidget(label)
vlayout.addLayout(labelLayout)
vlayout.addItem(QSpacerItem(20, 40, QSizePolicy.Preferred, QSizePolicy.Preferred))
centerLayout = QHBoxLayout()
centerLayout.addItem(QSpacerItem(40, 20, QSizePolicy.Preferred, QSizePolicy.Preferred))
groupBox = QGroupBox()
groupBox.setMaximumWidth(500)
vlayout2 = QVBoxLayout(groupBox)
hlayout = QHBoxLayout()
comboBox = QComboBox()
comboBox.setMinimumWidth(250)
comboBox.addItems([self.tr("Options"), self.tr("Choose an image...")])
#Camera control
self.cameraInfo = None
self.camera = None
self.cameraImageCapture = None
cameras = QCameraInfo.availableCameras()
if len(cameras):
self.cameraInfo = cameras[0]
comboBox.addItem(self.tr("Camera ") + self.cameraInfo.deviceName())
self.camera = QCamera(self.cameraInfo)
self.camera.setCaptureMode(QCamera.CaptureStillImage)
self.cameraImageCapture = QCameraImageCapture(self.camera)
self.imageProcessing = self.camera.imageProcessing()
self.imageProcessing.setWhiteBalanceMode(QCameraImageProcessing.WhiteBalanceSunlight)
self.imageProcessing.setContrast(1)
self.imageProcessing.setSaturation(1)
self.imageProcessing.setSharpeningLevel(1)
self.imageProcessing.setDenoisingLevel(1)
#self.imageProcessing.setColorFilter(QCameraImageProcessing.ColorFilterWhiteboard) #FIXME Qt5.5
self.cameraImageCapture.imageCaptured.connect(self.imageCapture)
self.buttonCam = QPushButton()
self.buttonCam.setText(self.tr("Capture"))
self.buttonCam.setIcon(QIcon(":/data/images/webcamreceive.png"))
self.buttonCam.setVisible(False)
self.buttonReplay = QPushButton()
self.buttonReplay.setText(self.tr("Recapture"))
self.buttonReplay.setIcon(QIcon(":/data/images/view-refresh.png"))
self.buttonReplay.setVisible(False)
hlayout.addWidget(comboBox)
hlayout.addItem(QSpacerItem(300, 20, QSizePolicy.Preferred, QSizePolicy.Preferred))
hlayout.addWidget(self.buttonCam)
hlayout.addWidget(self.buttonReplay)
vlayout2.addLayout(hlayout)
hlayout2 = QHBoxLayout()
hlayout2.addItem(QSpacerItem(40, 20, QSizePolicy.Preferred, QSizePolicy.Preferred))
self.cameraLabel = QLabel()
self.cameraLabel.setScaledContents(True)
self.cameraLabel.setStyleSheet("background-color: black;")
self.cameraLabel.setMinimumSize(320, 240)
self.cameraLabel.setMaximumSize(320, 240)
self.cameraView = QCameraViewfinder()
self.cameraView.setMaximumSize(320,240)
self.cameraView.setMinimumSize(320,240)
self.cameraView.hide()
hlayout2.addWidget(self.cameraLabel)
hlayout2.addWidget(self.cameraView)
hlayout2.addItem(QSpacerItem(40, 20, QSizePolicy.Preferred, QSizePolicy.Preferred))
vlayout2.addLayout(hlayout2)
centerLayout.addWidget(groupBox)
centerLayout.addItem(QSpacerItem(40, 20, QSizePolicy.Preferred, QSizePolicy.Preferred))
vlayout.addLayout(centerLayout)
vlayout.addItem(QSpacerItem(20, 40, QSizePolicy.Preferred, QSizePolicy.Preferred))
comboBox.currentIndexChanged.connect(self.avatarSelect)
self.buttonCam.clicked.connect(self.buttonCamChanged)
self.buttonReplay.clicked.connect(self.buttonReplayChanged)
self.userAvatar = None
def avatarSelect(self, index):
if index == 0:
if self.camera != None:
self.camera.stop()
self.buttonReplay.hide()
self.buttonCam.hide()
self.cameraView.hide()
self.cameraLabel.show()
elif index == 1:
if self.camera != None:
self.camera.stop()
self.userAvatar = None
self.buttonReplay.hide()
self.buttonCam.hide()
self.cameraView.hide()
self.cameraLabel.show()
file_url, file_type = QFileDialog.getOpenFileName(self, self.tr("Choose Avatar"), QDir.homePath(), "Image (*.png *.jpg)")
if file_url != "":
p = QPixmap(file_url)
self.cameraLabel.setPixmap(p)
self.userAvatar = file_url
elif index == 2:
self.userAvatar = None
self.cameraLabel.hide()
self.cameraView.show()
self.camera.setViewfinder(self.cameraView)
self.camera.start()
self.buttonCam.setVisible(True)
self.buttonReplay.hide()
def buttonCamChanged(self):
self.buttonCam.hide()
self.buttonReplay.show()
self.camera.searchAndLock()
self.cameraImageCapture.capture("/tmp/avatar.png")
self.camera.unlock()
self.userAvatar = "/tmp/avatar.png"
def buttonReplayChanged(self):
self.userAvatar = None
self.buttonReplay.hide()
self.buttonCam.show()
self.camera.start()
self.cameraLabel.hide()
self.cameraView.show()
def imageCapture(self, id, preview):
pixmap = QPixmap.fromImage(preview)
self.camera.stop()
self.cameraView.hide()
self.cameraLabel.show()
self.cameraLabel.setPixmap(pixmap)
def execute(self):
if self.userAvatar:
if os.path.exists(os.path.join(os.environ["HOME"], ".face.icon")):
os.remove(os.path.join(os.environ["HOME"], ".face.icon"))
shutil.copy(self.userAvatar, os.path.join(os.environ["HOME"], ".face.icon"))
def __init__(self, parent=None):
super().__init__(parent)
self.setSubTitle(self.tr("<h2>Create Your Avatar</h2>"))
vlayout = QVBoxLayout(self)
labelLayout = QHBoxLayout()
labelImage = QLabel()
labelImage.setPixmap(QPixmap(":/data/images/preferences-desktop-personal.png"))
labelImage.setMaximumSize(64, 64)
labelLayout.addWidget(labelImage)
label = QLabel(self)
label.setWordWrap(True)
label.setText(self.tr("<p>This screen helps you set your <strong>user picture</strong>. You can either choose an image from a \
file or you can capture an image from your camera. Select an option from the <strong>options</strong> menu.</p>"))
labelLayout.addWidget(label)
vlayout.addLayout(labelLayout)
vlayout.addItem(QSpacerItem(20, 40, QSizePolicy.Preferred, QSizePolicy.Preferred))
centerLayout = QHBoxLayout()
centerLayout.addItem(QSpacerItem(40, 20, QSizePolicy.Preferred, QSizePolicy.Preferred))
groupBox = QGroupBox()
groupBox.setMaximumWidth(500)
vlayout2 = QVBoxLayout(groupBox)
hlayout = QHBoxLayout()
comboBox = QComboBox()
comboBox.setMinimumWidth(250)
comboBox.addItems([self.tr("Options"), self.tr("Choose an image...")])
#Camera control
self.cameraInfo = None
self.camera = None
self.cameraImageCapture = None
cameras = QCameraInfo.availableCameras()
if len(cameras):
self.cameraInfo = cameras[0]
comboBox.addItem(self.tr("Camera ") + self.cameraInfo.deviceName())
self.camera = QCamera(self.cameraInfo)
self.camera.setCaptureMode(QCamera.CaptureStillImage)
self.cameraImageCapture = QCameraImageCapture(self.camera)
self.imageProcessing = self.camera.imageProcessing()
self.imageProcessing.setWhiteBalanceMode(QCameraImageProcessing.WhiteBalanceSunlight)
self.imageProcessing.setContrast(1)
self.imageProcessing.setSaturation(1)
self.imageProcessing.setSharpeningLevel(1)
self.imageProcessing.setDenoisingLevel(1)
#self.imageProcessing.setColorFilter(QCameraImageProcessing.ColorFilterWhiteboard) #FIXME Qt5.5
self.cameraImageCapture.imageCaptured.connect(self.imageCapture)
self.buttonCam = QPushButton()
self.buttonCam.setText(self.tr("Capture"))
self.buttonCam.setIcon(QIcon(":/data/images/webcamreceive.png"))
self.buttonCam.setVisible(False)
self.buttonReplay = QPushButton()
self.buttonReplay.setText(self.tr("Recapture"))
self.buttonReplay.setIcon(QIcon(":/data/images/view-refresh.png"))
self.buttonReplay.setVisible(False)
hlayout.addWidget(comboBox)
hlayout.addItem(QSpacerItem(300, 20, QSizePolicy.Preferred, QSizePolicy.Preferred))
hlayout.addWidget(self.buttonCam)
hlayout.addWidget(self.buttonReplay)
vlayout2.addLayout(hlayout)
hlayout2 = QHBoxLayout()
hlayout2.addItem(QSpacerItem(40, 20, QSizePolicy.Preferred, QSizePolicy.Preferred))
self.cameraLabel = QLabel()
self.cameraLabel.setScaledContents(True)
self.cameraLabel.setStyleSheet("background-color: black;")
self.cameraLabel.setMinimumSize(320, 240)
self.cameraLabel.setMaximumSize(320, 240)
self.cameraView = QCameraViewfinder()
self.cameraView.setMaximumSize(320,240)
self.cameraView.setMinimumSize(320,240)
self.cameraView.hide()
hlayout2.addWidget(self.cameraLabel)
hlayout2.addWidget(self.cameraView)
hlayout2.addItem(QSpacerItem(40, 20, QSizePolicy.Preferred, QSizePolicy.Preferred))
vlayout2.addLayout(hlayout2)
centerLayout.addWidget(groupBox)
centerLayout.addItem(QSpacerItem(40, 20, QSizePolicy.Preferred, QSizePolicy.Preferred))
vlayout.addLayout(centerLayout)
vlayout.addItem(QSpacerItem(20, 40, QSizePolicy.Preferred, QSizePolicy.Preferred))
comboBox.currentIndexChanged.connect(self.avatarSelect)
self.buttonCam.clicked.connect(self.buttonCamChanged)
self.buttonReplay.clicked.connect(self.buttonReplayChanged)
self.userAvatar = None
