def main():
"""Takes in an image an converts it into a sepia image
Returns:
A sepia image is returned
"""
parser = argparse.ArgumentParser(
description='Converts an image into a sepia version of the original image.',
formatter_class=argparse.RawTextHelpFormatter
)
parser.add_argument("-i", "--input", type=str, help="The input filename of file to apply filter to.", required=True)
parser.add_argument("-sc", "--scale", type=float, help="Scale factor to resize image", default=1.0)
parser.add_argument("-m", "--method",
help="Choose which implementation to use for filtering the image. ",
type=str, choices=['python', 'numpy', 'numba', 'cython'], default='numpy')
parser.add_argument("-o", "--output", type=str, help="The output filename.", required=True)
args = parser.parse_args()
image = readImageFromFile(args.input)
if args.scale != 1:
image = cv2.resize(args.input, (0,0), fx=args.scale, fy=args.scale)
if args.method == 'python':
sepia_image = python_sepia(image)
elif args.method == 'numpy':
sepia_image = numpy_sepia(image)
elif args.method == 'numba':
sepia_image = numba_sepia(image)
elif args.method == 'cython':
sepia_image = cython_sepia(image)
else:
print("Wrong input given")
writeImageToFile(sepia_image, args.output)
def main(input_filename, output_filename):
"""Reads an image from file,
creates a gray version of the image, and writes
the image to a file if output file is specified.
Args:
input_filename (str): Filename of the image
"""
image = readImageFromFile(input_filename) # Reading in image from file
gray_image = numba_grayscale(image) # Convert it to gray image
writeImageToFile(gray_image, output_filename) # Write the gray image to file
writeToReports(input_filename, image) # Write the reports
def main(input_filename, output_filename):
"""Reads an image from file,
creates a sepia version of the image, and writes
the image to a file if output file is specified.
Args:
input_filename (str): Filename of the image
"""
image = readImageFromFile(input_filename) # Reading in image from file
sepia_image = python_sepia(image) # Using sepia filter image
writeImageToFile(sepia_image,
output_filename) # Write the new image to file
writeToReports(input_filename, image) # Write the reports