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よく使う

Last updated at Posted at 2021-09-17

githubで個別ファイルのダウンロード

OpenCV 顔検出Haar-cascade検出器の読み込み

  1. OpenCVライブらいから読み込み
    1. cascade = cv2.CascadeClassifier(cv2.data.haarcascades + 'haarcascade_frontalface_alt2.xml')
  2. ローカル環境から読み込み
    2. 検出器をダウンロードし、ローカル環境へ保存
    2. cascade = cv2.CascadeClassifier('ローカル環境のパス/haarcascades/haarcascade_frontalface_alt2.xml')

Pythonクラスの情報確認

  1. dir(class)
  2. class.doc
  3. class.dict
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