DEFAULT_DURS = {
    "m": 8.0,  # 15360/1920
    "k": 10240 / 1920,  # ~5.333
    "l": 4.0,  # 7680/1920
    "d.": 3.0,  #
    "p": 5120 / 1920,  # ~2.666
    "d": 2.0,  # 3840/1920
    "w.": 1.5,  # 2280/1920
    "c": 2560 / 1920,  # ~1.333
    "w": 1.0,  # 1920/1920
    "h..": 0.875,  # 1680/1920
    "h.": 0.75,  # 1440/1920
    "y": 1280 / 1920,  # ~0.666
    "h": 0.5,  # 960/1920 - 1/2
    "q..": 840 / 1920,  # ~0.4375
    "q.": 0.375,  # 720/1920
    "n": 640 / 1920,  # ~0.333
    "q": 0.25,  # 480/1920 - 1/4
    "e..": 420 / 1920,  # = 0.218
    "e.": 0.1875,  # 360/1920
    "a": 320 / 1920,  # 0.167 - 1/8
    "e": 0.125,  # 240/1920
    "s..": 210 / 1920,  # ~0.10937
    "s.": 180 / 1920,  # ~0.0937
    "f": 160 / 1920,  # ~0.083 - 1/16
    "s": 0.0625,  # 120/1920
    "t..": 105 / 1920,  # ~0.0546
    "t.": 90 / 1920,  # ~0.0468
    "x": 80 / 1920,  # ~0.042 - 1/32
    "t": 60 / 1920,  # ~0.031
    "u.": 45 / 1920,  # ~0.023
    "g": 40 / 1920,  # ~0.021 - 1/64
    "u": 30 / 1920,  # ~0.016
    "j": 15 / 1920,  # ~0.0078 - 1/128
    "o": 8 / 1920,  # ~0.00416
    "z": 0.0,  # 0
}