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ochilab/labeling.py

Last active May 24, 2019 06:01
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OpenCV:ラベリング処理
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labeling.py
#画像をグレースケールで読み込み
grayImage = cv2.imread(fileName,0)
#二値変換
_ ,binImage = cv2.threshold(grayImage,0, 255, cv2.THRESH_BINARY)
# ラベリング処理
nLabels, labelImages, data, center = cv2.connectedComponentsWithStats(binImage)
#ここのラベルの情報を取り出したい場合
for label in range(0,nLabels):
x,y = center[label]
x,y,w,h,size = data[label]
# 面積最大のインデックスを求める場合
max_index = np.argmax(data[:,4])
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