def _init_defaults(self):
    self.sharpness = 0
    self.contrast = 0
    self.brightness = 50
    self.saturation = 0
    self.iso = 0
    self.video_stabilization = False
    self.exposure_compensation = 0
    self.exposure_mode = 'auto'
    self.meter_mode = 'average'
    self.awb_mode = 'auto'
    self.image_effect = 'none'
    self.color_effects = None
    self.rotation = 0
    self.hflip = self.vflip = False
    self.zoom = (0.0, 0.0, 1.0, 1.0)
def _init_defaults(self):
    self.sharpness = 0
    self.contrast = 0
    self.brightness = 50
    self.saturation = 0
    self.iso = 0
    self.video_stabilization = False
    self.exposure_compensation = 0
    self.exposure_mode = 'auto'
    self.meter_mode = 'average'
    self.awb_mode = 'auto'
    self.image_effect = 'none'
    self.color_effects = None
    self.rotation = 0
    self.hflip = self.vflip = False
    self.zoom = (0.0, 0.0, 1.0, 1.0)