예제 #1
0
def handle(dirs, out_dir, clip):
    start_time = datetime.datetime.now()
    if not os.path.isdir(out_dir):
        os.mkdir(out_dir)
    files = getFiles(dirs)

    total = len(files)
    fail, success, skip, count = 0, 0, 0, 0

    for f in files:
        count += 1
        print(count, '/', total)
        img_dirs = os.path.join(out_dir, f.split("\\")[-1])
        if os.path.isfile(img_dirs):
            skip += 1
            continue
        try:
            # 读取图片
            img = cv2.imread(f, 0)
            # 切边
            x, w, y, h = clip
            img = img[x:w, y:h]
            # 去除噪点
            img = moveNoise(img, 7)
            # 根据最大熵算法获得最佳阈值
            threshed = maxEntrop(img)

            # 二值化
            threshold, thrshed_img = cv2.threshold(img, threshed * 0.4, 255,
                                                   cv2.THRESH_BINARY)
            saveImage(img_dirs, "_threshed_raw", thrshed_img)

            # 使用区域生长法分割
            img_segement, thresh_img = regionGrowing(img, thrshed_img)
            saveImage(img_dirs, "_threshed", thresh_img)

            # 去除多余边缘
            img_remove_margin = moveMargin(img_segement, thresh_img)
            saveImage(img_dirs, "_remove_margin", img_remove_margin)

            # 扩充为正方形并缩小为256x256
            img_new = normalization(img_remove_margin)
            saveImage(img_dirs, "_new", img_new)

            # 打印信息到输出台
            printToConsole(start_time, f, count, total, 5)
            success += 1
        except Exception as e:
            # 错误情况
            saveError(e, out_dir, f)
            fail += 1

    end_time = datetime.datetime.now()
    expend = end_time - start_time
    print(
        "\n\ntotal: %d\nsuccessful: %d\nskip: %d\nfailed: %d\nExpend time: %s"
        % (total, success, skip, fail, expend))
    os.startfile(out_dir)
예제 #2
0
def handle(dirs, out_dir, clip):
    start_time = datetime.datetime.now()
    if not os.path.isdir(out_dir):
        os.mkdir(out_dir)
    files = getFiles(dirs)

    total = len(files)
    fail, success, skip, count = 0, 0, 0, 0

    for f in files:
        count += 1
        print(count, '/', total)
        img_dirs = os.path.join(out_dir, f.split("\\")[-1])
        if os.path.isfile(img_dirs):
            skip += 1
            continue
        try:
            # 读取图片
            img = cv2.imread(f, 0)
            # 切边
            x, w, y, h = clip
            img = img[x:w, y:h]
            # 去除噪点
            img = moveNoise(img, 7)
            # 获得图像像素均值
            threshed = getMean(img)
            # 二值化
            threshold, thrshed_img = cv2.threshold(img, threshed * 0.86, 255,
                                                   cv2.THRESH_BINARY)
            # 使用轮廓法(速度快)分割
            img_segement, thresh_img = maxContour(img, thrshed_img)
            # 保存
            saveImage(img_dirs, "_new", img_segement)

            # 打印信息到输出台
            printToConsole(start_time, f, count, total, 5)
            success += 1
        except Exception as e:
            # 错误情况
            saveError(e, out_dir, f)
            fail += 1

    end_time = datetime.datetime.now()
    expend = end_time - start_time
    print(
        "\n\ntotal: %d\nsuccessful: %d\nskip: %d\nfailed: %d\nExpend time: %s"
        % (total, success, skip, fail, expend))
    os.startfile(out_dir)
예제 #3
0
def handle(dirs, out_dir, clip, w0):
    start_time = datetime.datetime.now()
    if not os.path.isdir(out_dir):
        os.mkdir(out_dir)
    files = getFiles(dirs)

    total = len(files)
    fail, success, skip, count = 0, 0, 0, 0

    for f in files:
        count += 1
        print(count, '/', total)
        img_dirs = os.path.join(out_dir, f.split("\\")[-1])
        if os.path.isfile(img_dirs):
            skip += 1
            continue
        try:
            # 读取图片
            img = cv2.imread(f, 0)
            # 切边
            x, w, y, h = clip
            img = img[x:w, y:h]
            # 去除噪点
            thresh_value = getThreshValuebyHistogram(img, w0, is_handle=False)
            # 二值化
            threshold, thrshed_img = cv2.threshold(img, thresh_value, 255,
                                                   cv2.THRESH_BINARY)
            # 使用区域生长法分割
            img_segement, thresh_img = regionGrowing(img, thrshed_img)
            # 保存
            saveImage(img_dirs, "_new", img_segement)
            # 打印信息到输出台
            printToConsole(start_time, f, count, total, 5)
            success += 1
        except Exception as e:
            # 错误情况
            saveError(e, out_dir, f)
            fail += 1

    end_time = datetime.datetime.now()
    expend = end_time - start_time
    print(
        "\n\ntotal: %d\nsuccessful: %d\nskip: %d\nfailed: %d\nExpend time: %s"
        % (total, success, skip, fail, expend))
    os.startfile(out_dir)
예제 #4
0
def handle(dirs, out_dir):
    start_time = datetime.datetime.now()
    if not os.path.isdir(out_dir):
        os.mkdir(out_dir)
    files = getFiles(dirs)

    total = len(files)
    fail, success, skip, count = 0, 0, 0, 0

    for f in files:
        count += 1
        print(count, '/', total)
        img_dirs = os.path.join(out_dir, f.split("\\")[-1])
        if os.path.isfile(img_dirs):
            skip += 1
            continue
        try:
            img = cv2.imread(f, 0)
            # img_new = moveMargin(img, img)
            img_new = normalization(img_new)
            saveImage(img_dirs, "", img_new)

            # 打印信息到输出台
            printToConsole(start_time, f, count, total, 5)
            success += 1
        except Exception as e:
            # 错误情况
            saveError(e, out_dir, f)
            fail += 1

    end_time = datetime.datetime.now()
    expend = end_time - start_time
    print(
        "\n\ntotal: %d\nsuccessful: %d\nskip: %d\nfailed: %d\nExpend time: %s"
        % (total, success, skip, fail, expend))
    os.startfile(out_dir)