def choose_capturecard():
# print OpenCV version
print("OpenCV version: " + cv2.__version__)
# Get camera list
device_list = device.getDeviceList()
etiqueta = 0
for name in device_list:
print(str(etiqueta) + ': ' + name)
etiqueta += 1
recuento = etiqueta - 1
if recuento < 0:
print("No device is connected")
return
mensaje = "Select a camera (0 to " + str(recuento) + "): "
try:
capture_number = int(input(mensaje))
except Exception:
print("It's not a number!")
print()
return choose_capturecard()
if (capture_number > recuento) or capture_number < 0:
print("Invalid number! Retry!")
print()
return choose_capturecard()
return capture_number
def run(self):
global __device__
while self._available:
try:
__device__ = device.getDeviceList()
except Exception:
__device__ = []
def find_camera():
# print OpenCV version
print("OpenCV version: " + cv2.__version__)
# Get camera list
device_list = device.getDeviceList()
index = 0
for name in device_list:
print(str(index) + ': ' + name)
index += 1
last_index = index - 1
if last_index < 0:
print("No device is connected")
return
# Select a camera
camera_number = select_camera(last_index)
# Open camera
cap = open_camera(camera_number)
if cap.isOpened():
width = cap.get(3) # Frame Width
height = cap.get(4) # Frame Height
print('Default width: ' + str(width) + ', height: ' + str(height))
return cap
def __init__(self):
QMainWindow.__init__(self)
self.setupUi(self)
self.startButton.clicked.connect(self.start_clicked)
self.captureButton.clicked.connect(self.capture_clicked)
self.captureButton.setEnabled(False)
self.window_width = self.ImgWidget.frameSize().width()
self.window_height = self.ImgWidget.frameSize().height()
self.ImgWidget = OwnImageWidget(self.ImgWidget)
self.timer = QtCore.QTimer(self)
self.timer.timeout.connect(self.update_frame)
self.timer.start(1)
# Get camera list
self.device_list = device.getDeviceList()
print(self.device_list)
index = 0
for name in self.device_list:
print(str(index) + ': ' + name)
self.comboBox.insertItem(index, name)
index += 1
self.last_index = index - 1
if self.last_index < 0:
print("No device is connected")
self.startButton.setEnabled(False)
def camera_list(print_list=True):
# Fetch device list
dev_list = []
try:
dev_list = device.getDeviceList()
except:
pass
# Print device list
if print_list:
if len(dev_list):
for index, name in enumerate(dev_list):
print(f'{index}: {name}')
else:
print('No device is connected')
return dev_list
def main():
# print OpenCV version
print("OpenCV version: " + cv2.__version__)
# Get camera list
device_list = device.getDeviceList()
index = 0
for name in device_list:
print(str(index) + ': ' + name)
index += 1
last_index = index - 1
if last_index < 0:
print("No device is connected")
return
# Select a camera
camera_number = select_camera(last_index)
# Open camera
cap = open_camera(camera_number)
if cap.isOpened():
width = cap.get(3) # Frame Width
height = cap.get(4) # Frame Height
print('Default width: ' + str(width) + ', height: ' + str(height))
while True:
ret, frame = cap.read();
cv2.imshow("frame", frame)
# key: 'ESC'
key = cv2.waitKey(20)
if key == 27:
break
cap.release()
cv2.destroyAllWindows()
def main():
# print OpenCV version
print("OpenCV version: " + cv2.__version__)
# Get camera list
device_list = device.getDeviceList()
etiqueta = 0
for name in device_list:
print(str(etiqueta) + ': ' + name)
etiqueta += 1
recuento = etiqueta - 1
if recuento < 0:
print("No device is connected")
return
# Select a camera
NumeroCapturadora = SeleccionarCapturadora(recuento)
return NumeroCapturadora
def get_device():
return device.getDeviceList()
import device camera_list = device.getDeviceList()