09-Cropping.ipynb

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    "## Cropping\n",
    "\n"
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    "import cv2\n",
    "import numpy as np\n",
    "\n",
    "image = cv2.imread('images/input.jpg')\n",
    "height, width = image.shape[:2]\n",
    "\n",
    "# Let's get the starting pixel coordiantes (top  left of cropping rectangle)\n",
    "start_row, start_col = int(height * .25), int(width * .25)\n",
    "\n",
    "# Let's get the ending pixel coordinates (bottom right)\n",
    "end_row, end_col = int(height * .75), int(width * .75)\n",
    "\n",
    "# Simply use indexing to crop out the rectangle we desire\n",
    "cropped = image[100:300 , 200:800]\n",
    "\n",
    "cv2.imshow(\"Original Image\", image)\n",
    "cv2.imshow(\"Cropped Image\", cropped) \n",
    "cv2.waitKey(0) \n",
    "cv2.destroyAllWindows()"
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    "a=np.array([[100,200,400],[1,2,3]])"
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       "array([[100, 200, 400],\n",
       "       [  1,   2,   3]])"
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       "array([[200, 400],\n",
       "       [  2,   3]])"
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    "a[0:,1:]"
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    "<div class=\"alert alert-block alert-info\">\n",
    "<div style=\"direction:rtl;text-align:right;font-family:B Lotus, B Nazanin, Tahoma\"> دانشگاه تربیت دبیر شهید رجایی<br>مباحث ویژه - آشنایی با بینایی کامپیوتر<br>علیرضا اخوان پور<br>96-97<br>\n",
    "</div>\n",
    "<a href=\"https://www.srttu.edu/\">SRTTU.edu</a> - <a href=\"http://class.vision\">Class.Vision</a> - <a href=\"http://AkhavanPour.ir\">AkhavanPour.ir</a>\n",
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