def test_write_read_multi_cycle(self): format = BF.QRCode text = "I have the best words." img = zxingcpp.write_barcode(format, text) res = zxingcpp.read_barcodes(img)[0] self.check_res(res, format, text)
def test_write_read_cycle_pil(self):
from PIL import Image
format = BF.QRCode
text = "I have the best words."
img = zxingcpp.write_barcode(format, text)
img = Image.fromarray(img, "L")
self.check_res(zxingcpp.read_barcode(img), format, text)
self.check_res(zxingcpp.read_barcode(img.convert("RGB")), format, text)
self.check_res(zxingcpp.read_barcode(img.convert("RGBA")), format, text)
self.check_res(zxingcpp.read_barcode(img.convert("1")), format, text)
self.check_res(zxingcpp.read_barcode(img.convert("CMYK")), format, text)
def test_write_read_cycle(self): format = BF.QRCode text = "I have the best words." img = zxingcpp.write_barcode(format, text) res = zxingcpp.read_barcode(img) self.check_res(res, format, text) self.assertEqual(res.symbology_identifier, "]Q1") self.assertEqual(res.position.top_left.x, 4) res = zxingcpp.read_barcode(img, formats=format) self.check_res(res, format, text)
def test_write_read_oned_cycle(self): format = BF.Code128 text = "I have the best words." height = 80 width = 400 img = zxingcpp.write_barcode(format, text, width=width, height=height) self.assertEqual(img.shape[0], height) self.assertEqual(img.shape[1], width) res = zxingcpp.read_barcode(img) self.check_res(res, format, text) self.assertEqual(res.position.top_left.x, 61)
import sys
import zxingcpp
from PIL import Image
if len(sys.argv) < 3:
img = zxingcpp.write_barcode(zxingcpp.BarcodeFormat.QRCode,
"I have the best words.",
width=200,
height=200)
else:
img = zxingcpp.write_barcode(zxingcpp.barcode_format_from_str(sys.argv[1]),
sys.argv[2],
width=200,
height=200)
Image.fromarray(img).save("test.png")
