04-terminal.ipynb

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   "source": [
    "# Using the Terminal\n",
    "\n",
    "Here are some cool things you can do with the terminal."
   ]
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   "source": [
    "## Copy Files"
   ]
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   "source": [
    "```bash\n",
    "cp ../HistoryAIToolkit/data/*.qt ./data/\n",
    "```"
   ]
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   "source": [
    "## Separate audio from video"
   ]
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   "source": [
    "First, install FFmpeg if you don't have it installed yet:"
   ]
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   "source": [
    "```bash\n",
    "brew install ffmpeg\n",
    "```"
   ]
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   "source": [
    "You'll see a lot of output from Homebrew. Sit back, relax, and enjoy as it installs FFmpeg and all its dependencies. It may take awhile if you're on a slow connection.\n",
    "\n",
    "Once it's done, you can use the `ffmpeg` command."
   ]
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   "source": [
    "Given an input video ending with .qt, you can type this into the terminal to generate an .mp3 audio file from it:"
   ]
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   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "```bash\n",
    "ffmpeg -i data/2023-10-06_Mat.qt data/2023-10-06_Mat.mp3\n",
    "```"
   ]
  },
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   "cell_type": "markdown",
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   "source": [
    "Given an input video ending with .mov, you can type this into the terminal to split its audio and save it as a .wav file:"
   ]
  },
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   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "```bash\n",
    "ffmpeg -i input.mov -vn -acodec pcm_s16le -ar 44100 -ac 2 output.wav\n",
    "```"
   ]
  },
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   "cell_type": "markdown",
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   "source": [
    "List the files in the data directory:"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "```bash\n",
    "ls -asl\n",
    "```"
   ]
  }
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