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50 lines
1.5 KiB
50 lines
1.5 KiB
import cv2 |
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import sys |
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print(sys.argv[0]) |
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print('A demo program of WeChat QRCode Detector:') |
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camIdx = -1 |
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if len(sys.argv) > 1: |
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if sys.argv[1] == "-camera": |
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camIdx = int(sys.argv[2]) if len(sys.argv)>2 else 0 |
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img = cv2.imread(sys.argv[1]) |
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else: |
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print(" Usage: " + sys.argv[0] + " <input_image>") |
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exit(0) |
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# For python API generator, it follows the template: {module_name}_{class_name}, |
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# so it is a little weird. |
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# The model is downloaded to ${CMAKE_BINARY_DIR}/downloads/wechat_qrcode if cmake runs without warnings, |
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# otherwise you can download them from https://github.com/WeChatCV/opencv_3rdparty/tree/wechat_qrcode. |
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try: |
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detector = cv2.wechat_qrcode_WeChatQRCode( |
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"", "", "", "") |
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except: |
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print("---------------------------------------------------------------") |
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print("Failed to initialize WeChatQRCode.") |
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print("---------------------------------------------------------------") |
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exit(0) |
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prevstr = "" |
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if camIdx < 0: |
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res, points = detector.detectAndDecode(img) |
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print(res,points) |
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else: |
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cap = cv2.VideoCapture(camIdx) |
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while True: |
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res, img = cap.read() |
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if img is None: |
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break |
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res, points = detector.detectAndDecode(img) |
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for t in res: |
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if t != prevstr: |
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print(t) |
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if res: |
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prevstr = res[-1] |
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cv2.imshow("image", img) |
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if cv2.waitKey(30) >= 0: |
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break |
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# When everything done, release the capture |
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cap.release() |
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cv2.destroyAllWindows()
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