def capture(): nivision.IMAQdxGrab(id, img, 1) picture = nivision.imaqImageToArray(img) data = struct.unpack(fmt, picture[0]) data = np.asarray(data) data = np.reshape(data, (cam_y, cam_x)) return data
def getImage(self, image):
with self.mutex:
if self.needSettingsUpdate or self.useJpeg:
self.needSettingsUpdate = False
self.useJpeg = False
self.updateSettings()
#t0 = time.time()
nivision.IMAQdxGrab(self.id, image, 1)
def grab(self, waitForNextBuffer=True):
nv.IMAQdxGrab(self.imaqdx,
self.img,
waitForNextBuffer=waitForNextBuffer)
return self._decode_image_data(self.img)