StraightToThePoint_CVPR_2020.ipynb

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      "source": [
        "! pip install youtube-downloader\n",
        "\n",
        "import torch\n",
        "import nltk\n",
        "nltk.download('punkt')\n",
        "\n",
        "model = torch.hub.load('verlab/StraightToThePoint_CVPR_2020:main', 'SemanticFastForward_RL', pretrained=True, progress=True)\n",
        "model.cuda()\n",
        "model.eval()"
      ],
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    },
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      "cell_type": "code",
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        },
        "id": "K4P4K2LvCKmx",
        "outputId": "bef48aa2-0b37-4369-e959-31ee3dc77ff0"
      },
      "source": [
        "VIDEO_ID = 'xkKuIlYSMMU'\r\n",
        "document = ['Insert the skewer into the hot dogs',\r\n",
        "            'Combine flour sugar polenta baking powder egg and milk',\r\n",
        "            'Heat oil in a pan',\r\n",
        "            'Pour the batter over the hot dog',\r\n",
        "            'Deep fry the corn dog in oil']\r\n",
        "\r\n",
        "! youtube-dl https://www.youtube.com/watch?v=$VIDEO_ID -o $VIDEO_ID --merge-output-format mp4 # Download Video File\r\n",
        "\r\n",
        "sf = model.fast_forward_video(f'/content/{VIDEO_ID}.mp4', document, f'/content/{VIDEO_ID}_FF.avi')"
      ],
      "execution_count": null,
      "outputs": []
    },
    {
      "cell_type": "code",
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          "base_uri": "https://localhost:8080/",
          "height": 295
        },
        "id": "YNFaGWWXIVgM",
        "outputId": "26e91965-bca1-4b05-9814-802d69d8cfd4"
      },
      "source": [
        "import numpy as np\r\n",
        "from matplotlib import pyplot as plt\r\n",
        "plt.scatter(sf[:-1], np.array(sf[1:])-np.array(sf[:-1]))\r\n",
        "plt.title('Agent Skips')\r\n",
        "plt.xlabel('Frame Number')\r\n",
        "plt.ylabel('Skip')\r\n",
        "plt.show()"
      ],
      "execution_count": null,
      "outputs": []
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {},
      "outputs": [],
      "source": [
        "from google.colab import files\n",
        "files.download(f'/content/{VIDEO_ID}_FF.avi')"
      ]
    }
  ]
}