Python PiBayerArray.demosaic Exemples

Exemple #1

Fichier : capture.py Projet : afrutig/Moloreader

    def _captureBayer(shutter_speed):
        camera = None
        try:
            camera = PiCamera()
            _setup_camera(camera, _max_resolution, shutter_speed, _iso)

            rawCapture = PiBayerArray(camera)
            print("capture...")
            bayerCapture = PiBayerArray(camera)
            camera.capture(bayerCapture, "jpeg", bayer=True)  # grab the 10 bit resolution with the raw bayer data

            imageBayer = bayerCapture.demosaic()
            print("done")

        except:
            if camera is None:
                raise Exception("Failed to initialize PiCamera.")
            else:
                raise Exception("Failed to capture image.")

        finally:
            if camera is not None:
                camera.close()

        return imageBayer

Exemple #2

	def _captureBayer(shutter_speed):
		camera = None
		try:
			camera = PiCamera()
			_setup_camera(camera, _max_resolution, shutter_speed, _iso)
			
			rawCapture = PiBayerArray(camera)
			print('capture...')
			bayerCapture = PiBayerArray(camera)
			camera.capture(bayerCapture, 'jpeg', bayer=True) # grab the 10 bit resolution with the raw bayer data

			imageBayer = bayerCapture.demosaic()
			print('done')
			
		except:
			if camera is None:
				raise Exception('Failed to initialize PiCamera.')
			else:
				raise Exception('Failed to capture image.')
			
		finally:
			if camera is not None:
				camera.close()
		
		return imageBayer

Exemple #3

Fichier : camserver.py Projet : holmos-frs/camera-server

class CamServer_CaptureHandler():
    def __init__(self):
        self.cam = PiCamera()
        self.arr = PiBayerArray(self.cam)

    def capture(self):
        logging.info('Capturing frame from camera')
        self.cam.capture(self.arr, 'jpeg', bayer=True)
        return self.arr.demosaic()

Exemple #4

camera.resolution = (2592, 1944)  # max. resolution
camera.framerate = 1

camera.exposure_mode = 'off'
camera.shutter_speed = 50000  # microseconds
print("shutter", camera.shutter_speed)

g = camera.awb_gains  # get some reasonable gains

camera.awb_mode = 'off'
camera.awb_gains = (1, 1)  # (red, blue)
camera.iso = 10
print("iso", camera.iso)

# raw bayer capture
bayerCapture = PiBayerArray(camera)
camera.capture(
    bayerCapture, 'jpeg',
    bayer=True)  # grab the 10 bit resolution with the raw bayer data

imageBayer = bayerCapture.demosaic()
#imageBayer = imageBayer / 4
#imageBayer = imageBayer.astype(np.uint8)
print(imageBayer)

#camera.capture(rawCapture, format="yuv") # using yuv instead of rgb
#camera.capture(rawCapture, format="bgr") # using yuv instead of rgb
image = imageBayer

imsave('bayer.tiff', image)

Exemple #5

Fichier : capture_raw.py Projet : afrutig/Moloreader

# fix camera parameters
camera.resolution = (2592,1944) # max. resolution
camera.framerate = 1

camera.exposure_mode = 'off'
camera.shutter_speed = 50000 # microseconds
print("shutter", camera.shutter_speed)

g = camera.awb_gains # get some reasonable gains

camera.awb_mode = 'off'
camera.awb_gains = (1,1) # (red, blue)
camera.iso = 10
print("iso", camera.iso)

# raw bayer capture
bayerCapture = PiBayerArray(camera)
camera.capture(bayerCapture, 'jpeg', bayer=True) # grab the 10 bit resolution with the raw bayer data

imageBayer = bayerCapture.demosaic()
#imageBayer = imageBayer / 4
#imageBayer = imageBayer.astype(np.uint8)
print(imageBayer)

#camera.capture(rawCapture, format="yuv") # using yuv instead of rgb
#camera.capture(rawCapture, format="bgr") # using yuv instead of rgb
image = imageBayer

imsave('bayer.tiff', image)