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@aaronpenne
Created August 29, 2018 23:26
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Converts images in a directory to an animated gif. Directory and image type are selectable. Requires imageio.
import os
import sys
import imageio
import argparse
import datetime
parser = argparse.ArgumentParser(formatter_class=argparse.RawDescriptionHelpFormatter,
description='Convert images in a directory to gif.\nDefaults to png files in current directory.')
parser.add_argument('-d', '--dir', help='directory containing image files')
parser.add_argument('-f', '--format', help='image format to be converted to gif')
parser.add_argument('-t', '--time', type=float, help='number of seconds to display single image')
args = parser.parse_args()
if not args.dir:
args.dir = '.'
if not args.format:
args.format = 'png'
if not args.time:
args.time = 1
image_files = os.listdir(args.dir)
image_files = [x for x in image_files if x.lower().endswith(args.format.lower())]
image_files = sorted(image_files)
if not image_files:
print(f'No {args.format.lower()} files found')
sys.exit(0)
images = []
image_shape = 0
for filename in image_files:
image = imageio.imread(os.path.join(args.dir, filename))
images.append(image)
print(filename, image.shape)
if (image_shape != image.shape) and (image_shape != 0):
print('ERROR: image shapes are not consistent')
sys.exit(0)
image_shape = image.shape
print('Creating gif...')
timestamp = datetime.datetime.now().strftime("%Y%m%d_%H%M%S")
imageio.mimsave(f'_{timestamp}.gif', images, format='GIF', duration=args.time)
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