def demosaic_simple(input, output):
	img=imageio.imread(input)
	demosaiced = demosaicing.demosaic_simple(img)
	stacked = np.dstack(demosaiced)
	imageio.imwrite(output, stacked)
def demosaic_filter_correct(input, output):
	img=imageio.imread(input)
	filtered_image = image_processing.filter_chrominance(*demosaicing.demosaic_simple(img))
	filtered_stacked = image_processing.gamma_correction(np.dstack(filtered_image))
	imageio.imwrite(output, filtered_stacked)