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   "id": "initial_id",
   "metadata": {
    "collapsed": true,
    "ExecuteTime": {
     "end_time": "2024-06-03T08:44:12.688855Z",
     "start_time": "2024-06-03T08:44:07.661963Z"
    }
   },
   "source": [
    "import cv2\n",
    "import numpy as np\n",
    "\n",
    "# 读取彩色图像，使用原始字符串处理文件路径\n",
    "image = cv2.imread(r\"D:\\project\\supermachine--tomato-passion_fruit\\20240529RGBtest3\\data\\bad\\36.bmp\")\n",
    "\n",
    "# 将RGB图像转换到HSV颜色空间\n",
    "hsv_image = cv2.cvtColor(image, cv2.COLOR_BGR2HSV)\n",
    "\n",
    "# 将RGB图像转换到Lab颜色空间\n",
    "lab_image = cv2.cvtColor(image, cv2.COLOR_BGR2LAB)\n",
    "\n",
    "# 提取S分量\n",
    "s_channel = hsv_image[:,:,1]\n",
    "\n",
    "# 提取L分量\n",
    "l_channel = lab_image[:,:,0]\n",
    "\n",
    "# 计算S+L图像\n",
    "sl_image = cv2.addWeighted(s_channel, 0.5, l_channel, 0.5, 0)\n",
    "\n",
    "# 使用Otsu阈值分割\n",
    "_, otsu_segmentation = cv2.threshold(sl_image, 0, 255, cv2.THRESH_BINARY + cv2.THRESH_OTSU)\n",
    "\n",
    "# 显示原始图像和分割结果\n",
    "cv2.imshow(\"Original Image\", image)\n",
    "cv2.imshow(\"Otsu Segmentation\", otsu_segmentation)\n",
    "cv2.waitKey(0)\n",
    "cv2.destroyAllWindows()\n",
    "#存图\n",
    "# cv2.imwrite(r\"D:\\project\\supermachine--tomato-passion_fruit\\20240529RGBtest3\\33_otsu.bmp\", otsu_segmentation)\n"
   ],
   "outputs": [],
   "execution_count": 5
  },
  {
   "metadata": {},
   "cell_type": "code",
   "outputs": [],
   "execution_count": null,
   "source": "",
   "id": "29d27b11f43683db"
  }
 ],
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