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feat: add rotation angle recognition for rotated CAPTCHA #259

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@k23223 k23223 commented Apr 5, 2025

增加对旋转验证码识别,如百度、小红书
使用rotate-captcha-crack项目训练的模型
我只是转化成onnx并支持弟弟库调用
好用的话给rotate-captcha-crack点个star
rotate-captcha-crack没有开源许可证
此PR也没有开源许可证,所以:
无责任:没有任何担保,k23223不承担任何责任。

由于弟弟库维护人员过多,rotate没有调用和修改其他方法(如preproc)
如果我要调用preproc,那么就得修改preproc
可能导致其他兼容问题,所以全部写在rotate

部分代码是有pycharm自动格式化,无意修改。

测试代码:

import ddddocr
import time

rot = ddddocr.DdddOcr(rot=True, show_ad=False)
with open("test.jpg", 'rb') as f:
    image = f.read()

runs = 100
start = time.time()
for _ in range(runs):
    degree = rot.rotate(image, save_rot=False)
end = time.time()
total_time = end - start
qps = runs / total_time
print(f"ONNX Runtime (CPU) - QPS: {qps:.2f}, Avg Latency: {total_time / runs * 1000:.2f} ms")

# ONNX Runtime (CPU) - QPS: 34.34, Avg Latency: 29.12 ms # 包含图片预处理和后处理(保存)
# ONNX Runtime (CPU) - QPS: 38.39, Avg Latency: 26.05 ms # 包含图片预处理、不含后处理(保存)
···

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