def run_camera(exp, fps):
"""
exp = exposure time, in ms
fps = frame rate, /s
"""
#imv = pg.ImageView()
root = Tk.Tk()
cam = ueye.camera()
cam.AllocImageMem()
cam.SetImageMem()
cam.SetImageSize()
cam.SetColorMode()
cam.Exposure(5)
cam.CaptureVideo()
cam.ExitCamera()
cam = ueye.camera()
cam.AllocImageMem()
cam.SetImageMem()
cam.SetImageSize()
cam.SetColorMode()
cam.Exposure(exp)
cam.CaptureVideo()
time.sleep(1.0 / fps)
def _quit():
cam.FreeImageMem()
cam.StopLiveVideo()
cam.ExitCamera()
plt.close()
root.quit()
root.destroy()
button = Tk.Button(master=root, text='Stop', command=_quit)
button.pack(side=Tk.BOTTOM)
i = 0
while True:
i += 1
time.sleep(1.0 / fps)
cam.CopyImageMem()
plt.clf()
im = plt.imshow(cam.data)
plt.title('Max of ' + str(cam.data.max()))
plt.draw()
plt.pause(1.0 / fps)
def setup_camera(self):
self.camera = ueye.camera(1)
self.camera.AllocImageMem()
self.camera.SetImageMem()
self.camera.SetImageSize()
self.camera.SetColorMode()
self.camera.CaptureVideo()
self.timer = QtCore.QTimer()
self.connect(self.timer, QtCore.SIGNAL("timeout()"), self.update_image)
self.timer.start(1000)
def setup_camera(self):
self.camera = ueye.camera(1)
self.camera.AllocImageMem()
self.camera.SetImageMem()
self.camera.SetImageSize()
self.camera.SetColorMode()
self.camera.CaptureVideo()
self.timer = QtCore.QTimer()
self.connect(self.timer, QtCore.SIGNAL("timeout()"), self.update_image)
self.timer.start(1000)
def configure_camera(self):
if self.device == 'TL':
print "using Thorlabs camera"
self.camera = ueye.camera(1)
self.camera.AllocImageMem(width=1280,height=1024,bitpixel=8)
self.camera.SetImageMem()
self.camera.SetAOI(x=0, y=0, width=1280, height=1024)
print self.camera.GetAOI()
self.camera.SetFrameRate(self.fps)
print "framerate: %s " % self.camera.GetFrameRate()
self.camera.SetColorMode()
self.camera.CaptureVideo()
else:
self.camera = cv2.VideoCapture(0)
self.camera.set(cv2.cv.CV_CAP_PROP_FPS, self.fps)
def __init__(self,cam,size=(640,480),fps=None,timebase=None):
self.src_id = cam.src_id
self.serial = cam.serial
self.name = cam.name
self.controls = Controls(self.src_id)
self.timebase = timebase
self.use_hw_ts = False # revisit, maybe it is supported
#give camera some time to change settings.
self.capture = ueye.camera(1)
self.capture.enableEvent()
self.capture.LoadParameters()
self.capture.AllocImageMem(width=size[0],height=size[1],bitpixel=8)
self.capture.SetImageMem()
# self.capture.SetAOI(x=0, y=0, width=size[0], height=size[1])
# self.capture.SetFrameRate(fps)
# self.capture.SetColorMode()
self.capture.CaptureVideo()
self.capture.CopyImageMem()
# self.capture.disableAutoWhitebalance()
self.capture.init_frame = self.capture.data
self.get_frame = self.capture.read
self.get_now = time.time()
def setup_camera(self):
self.camera_view = CameraGraphicsView()
self.widget_7.children()[0].addWidget(self.camera_view)
self.camera_scene = QGraphicsScene()
self.camera_view.setScene(self.camera_scene)
self.camera_scene.mousePressEvent = self.camera_pressed
self.camera_scene.mouseMoveEvent = self.camera_moved
self.camera_scene.mouseReleaseEvent = self.camera_released
self.scan_type = 'continuous'
QObject.connect(self.d2, SIGNAL('clicked()'), self.change_selector)
QObject.connect(self.d3, SIGNAL('clicked()'), self.change_selector)
self.d2.click()
self.camera_device = ueye.camera(1)
self.camera_device.AllocImageMem()
self.camera_device.SetImageMem()
self.camera_device.SetImageSize()
self.camera_device.SetColorMode()
self.camera_device.CaptureVideo()
self.camera_timer = QtCore.QTimer()
self.connect(self.camera_timer, QtCore.SIGNAL("timeout()"), self.update_camera_image_timer)
self.update_camera_image()
self.camera_timer.start(500)
def setup_camera(self):
self.camera_view = CameraGraphicsView()
self.widget_7.children()[0].addWidget(self.camera_view)
self.camera_scene = QGraphicsScene()
self.camera_view.setScene(self.camera_scene)
self.camera_scene.mousePressEvent = self.camera_pressed
self.camera_scene.mouseMoveEvent = self.camera_moved
self.camera_scene.mouseReleaseEvent = self.camera_released
self.scan_type = 'continuous'
QObject.connect(self.d2, SIGNAL('clicked()'), self.change_selector)
QObject.connect(self.d3, SIGNAL('clicked()'), self.change_selector)
self.d2.click()
self.camera_device = ueye.camera(1)
self.camera_device.AllocImageMem()
self.camera_device.SetImageMem()
self.camera_device.SetImageSize()
self.camera_device.SetColorMode()
self.camera_device.CaptureVideo()
self.camera_timer = QtCore.QTimer()
self.connect(self.camera_timer, QtCore.SIGNAL("timeout()"),
self.update_camera_image_timer)
self.update_camera_image()
self.camera_timer.start(500)
import ueye
import numpy as np
import matplotlib.cm as cm
import matplotlib.mlab as mlab
import matplotlib.pyplot as plt
camera = ueye.camera(1)
camera.AllocImageMem()
camera.SetImageMem()
camera.SetImageSize()
camera.SetColorMode()
camera.CaptureVideo()
raw_input("enter to stop")
camera.CopyImageMem()
print np.sum(camera.data)
im = plt.imshow(camera.data, cmap=cm.gray, aspect='equal')
camera.StopLiveVideo()
camera.FreeImageMem()
camera.ExitCamera()
plt.show()
