cmd/stitch.py

62 lines
1.9 KiB
Python

import PIL.Image
import argparse
import sys
from voussoirkit import pathclass
from voussoirkit import pipeable
from voussoirkit import sentinel
from voussoirkit import vlogging
log = vlogging.getLogger(__name__, 'stitch')
VERTICAL = sentinel.Sentinel('vertical')
HORIZONTAL = sentinel.Sentinel('horizontal')
def stitch_argparse(args):
patterns = pipeable.input_many(args.image_files, skip_blank=True, strip=True)
files = pathclass.glob_many_files(patterns)
images = [PIL.Image.open(file.absolute_path) for file in files]
if args.vertical:
direction = VERTICAL
else:
direction = HORIZONTAL
gapcount = len(images) - 1
if direction is HORIZONTAL:
width = sum(i.size[0] for i in images) + (gapcount * args.gap)
height = max(i.size[1] for i in images)
else:
width = max(i.size[0] for i in images)
height = sum(i.size[1] for i in images) + (gapcount * args.gap)
final_image = PIL.Image.new('RGBA', [width, height])
offset = 0
for image in images:
if direction is VERTICAL:
final_image.paste(image, (0, offset))
offset += image.size[1] + args.gap
else:
final_image.paste(image, (offset, 0))
offset += image.size[0] + args.gap
log.info(args.output)
final_image.save(args.output)
return 0
@vlogging.main_decorator
def main(argv):
parser = argparse.ArgumentParser(description=__doc__)
parser.add_argument('image_files', nargs='+')
parser.add_argument('--output', required=True)
parser.add_argument('--horizontal', action='store_true')
parser.add_argument('--vertical', action='store_true')
parser.add_argument('--gap', type=int, default=0)
parser.set_defaults(func=stitch_argparse)
args = parser.parse_args(argv)
return args.func(args)
if __name__ == '__main__':
raise SystemExit(main(sys.argv[1:]))