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我想从包含大量数据的图像中提取 QR 标签。类似于 OpenCV 的对象检测。检测到图像包含二维码标签后,应将其提取、放大并保存。让解码器对其进行解码。是否可以?
很可能您正在寻找这个ZXing。
请参考部分测试用例图片和源代码