extract_patches.py 文件源码

def gen_cropped_image(im, rx, cx, size, images, nameString, imageDir,
                      imgMetaNew, outputImageDir):

    imgMetaNew['orig'] = imgMetaNew.filename
    imgMetaNew.filename = imgMetaNew.filename.replace(
        ".png", "_" + nameString + ".png")

    croppedImage = cv2.resize(im[rx[0]:rx[1], cx[0]:cx[1], :], (size, size))
    params = list()
    params.append(cv2.IMWRITE_PNG_COMPRESSION)
    params.append(0)
    cv2.imwrite(outputImageDir + '/' +
                imgMetaNew.filename, croppedImage, params)

    images = images.append(imgMetaNew)

    return images