m3u8_generate:subs_playlist

Generates an HLS media playlist with a single entry of subtitles only.

Example:

    {
      "tool": "m3u8_generate:subs_playlist",
      "parameters": {
        "input_vtt": "subs.vtt",
        "playlist_filename" "subs.vtt",
        "output_file" "subs-01.m3u8"
      }
    }