pyDC camera driver

pydc_camera_driver.py

import Image
from pydc1394 import DC1394Library, Camera

class camera:

    def __init__(self):
         self._lib = DC1394Library()
         self._handle = None

     def Read(self):
         if self._handle:
             return self._handle.shot()

     def Close(self):
         if self._handle:
             self._handle.stop()

 class CameraImpl(camera):

     def __init__(self):
         camera.__init__(self)

     def Open(self):
         cams = self._lib.enumerate_cameras()
         for cam in cams:
             if cam['model'].find('Bumblebee') >= 0:

                 print 'opening %s' % cam['model']

                 self._handle = Camera( self._lib, cam['guid'] )

                 try:
                     self._handle.brightness.mode = 'auto'
                     self._handle.exposure.mode = 'auto'
                     self._handle.white_balance.mode = 'auto'
                 except AttributeError:
                     pass

                 print self._handle.modes

                 self._mode = self._handle.modes[3]

                 self._handle.start(interactive=False)

                 time.sleep(0.5) #let hardware start !

                 return True

             return False