pyfrp_zstack_module.py 文件源码

def getContours(img,kernel=(10,10)):

    #Define kernel
    kernel = np.ones(kernel, np.uint8)

    #Open to erode small patches
    thresh = cv2.morphologyEx(img, cv2.MORPH_OPEN, kernel)

    #Close little holes
    thresh = cv2.morphologyEx(thresh, cv2.MORPH_CLOSE,kernel, iterations=4)

    #Find contours
    #contours=skimsr.find_contours(thresh,0)

    thresh=thresh.astype('uint8')
    contours, hierarchy = cv2.findContours(thresh, cv2.RETR_EXTERNAL,cv2.CHAIN_APPROX_NONE)

    areas=[]
    for c in contours:
        areas.append(cv2.contourArea(c))

    return contours,thresh,areas