29 lines
824 B
Python
29 lines
824 B
Python
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import cv2
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from pyzbar import pyzbar
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def read_qrcode(image_path):
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# 读取图像
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img = cv2.imread(image_path)
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if img is None:
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print("无法加载图像，请检查文件路径是否正确。")
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return
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# 图像预处理：转换为灰度图并进行二值化处理
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gray_img = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
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_, binary_img = cv2.threshold(gray_img, 128, 255, cv2.THRESH_BINARY)
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# 识别二维码
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barcodes = pyzbar.decode(binary_img)
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# 输出结果
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if not barcodes:
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print("未检测到二维码。")
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else:
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for barcode in barcodes:
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barcode_data = barcode.data.decode("utf-8")
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barcode_type = barcode.type
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print(f"发现 {barcode_type} 二维码: {barcode_data}")
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# 使用示例
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read_qrcode("image.png")
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