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56 lines
1.6 KiB
56 lines
1.6 KiB
6 months ago
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import random
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from PIL import Image, ImageDraw, ImageFont, ImageFilter
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def check_code(width=120, height=30, char_length=5, font_file='Monaco.ttf', font_size=28):
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code = []
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img = Image.new(mode='RGB', size=(width, height), color=(255, 255, 255))
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draw = ImageDraw.Draw(img, mode='RGB')
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def rndChar():
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"""
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生成随机字母
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:return:
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"""
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return str(random.randint(0, 9))
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# return chr(random.randint(65, 90))
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def rndColor():
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"""
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生成随机颜色
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:return:
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"""
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return (random.randint(0, 255), random.randint(10, 255), random.randint(64, 255))
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# 写文字
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font = ImageFont.truetype(font_file, font_size)
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for i in range(char_length):
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char = rndChar()
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code.append(char)
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h = random.randint(0, 4)
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draw.text([i * width / char_length, h], char, font=font, fill=rndColor())
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# 写干扰点
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for i in range(40):
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draw.point([random.randint(0, width), random.randint(0, height)], fill=rndColor())
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# 写干扰圆圈
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for i in range(40):
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draw.point([random.randint(0, width), random.randint(0, height)], fill=rndColor())
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x = random.randint(0, width)
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y = random.randint(0, height)
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draw.arc((x, y, x + 4, y + 4), 0, 90, fill=rndColor())
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# 画干扰线
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for i in range(5):
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x1 = random.randint(0, width)
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y1 = random.randint(0, height)
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x2 = random.randint(0, width)
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y2 = random.randint(0, height)
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draw.line((x1, y1, x2, y2), fill=rndColor())
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img = img.filter(ImageFilter.EDGE_ENHANCE_MORE)
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return img, ''.join(code)
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