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new kwarg dither in create_label()

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Philipp Klaus
2017-09-17 18:50:03 +02:00
parent 707c33ffff
commit d681d0ee9c
1 changed files with 7 additions and 4 deletions
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brother_ql/brother_ql_create.py
+7 -4
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@@ -56,7 +56,7 @@ def main():
args.outfile.write(qlr.data) args.outfile.write(qlr.data)
def create_label(qlr, image, label_size, threshold=70, cut=True, **kwargs): def create_label(qlr, image, label_size, threshold=70, cut=True, dither=False, **kwargs):
label_specs = label_type_specs[label_size] label_specs = label_type_specs[label_size]
dots_printable = label_specs['dots_printable'] dots_printable = label_specs['dots_printable']
@@ -103,9 +103,12 @@ def create_label(qlr, image, label_size, threshold=70, cut=True, **kwargs):
im = PIL.ImageOps.invert(im) im = PIL.ImageOps.invert(im)
threshold = 100.0 - threshold if dither:
threshold = min(255, max(0, int(threshold/100.0 * 255))) # from percent to pixel val im = im.convert("1", dither=Image.FLOYDSTEINBERG)
im = im.point(lambda x: 0 if x < threshold else 255, mode="1") else:
threshold = 100.0 - threshold
threshold = min(255, max(0, int(threshold/100.0 * 255))) # from percent to pixel val
im = im.point(lambda x: 0 if x < threshold else 255, mode="1")
try: try:
qlr.add_switch_mode() qlr.add_switch_mode()