[
  {
    "name": "Best video and audio",
    "format": "bv+ba/b"
  },
  {
    "name": "1080p H264/m4a or best available",
    "format": "bv[height<=1080][ext=mp4]+ba[ext=m4a]/b[ext=mp4]/b[ext=webm]",
    "args": {
      "format_sort": [
        "vcodec:h264"
      ]
    }
  },
  {
    "name": "720p h264/m4a or best available",
    "format": "bv[height<=720][ext=mp4]+ba[ext=m4a]/b[ext=mp4]/b[ext=webm]",
    "args": {
      "format_sort": [
        "vcodec:h264"
      ]
    }
  },
  {
    "name": "Audio only",
    "format": "bestaudio/best",
    "args": {
      "writethumbnail": true
    },
    "postprocessors": [
      {
        "key": "FFmpegExtractAudio",
        "preferredcodec": "best",
        "preferredquality": "5",
        "nopostoverwrites": false
      },
      {
        "key": "FFmpegMetadata",
        "add_chapters": true,
        "add_metadata": true,
        "add_infojson": "if_exists"
      },
      {
        "key": "EmbedThumbnail",
        "already_have_thumbnail": false
      },
      {
        "key": "FFmpegConcat",
        "only_multi_video": true,
        "when": "playlist"
      }
    ]
  }
]