Function get_h_w

datasets/aspect.py:5–12

(a, ts, eps=1e-4)

# computation
def get_h_w(a, ts, eps=1e-4):
    h = (ts * a)**0.5
    h = h + eps
    h = math.ceil(h) if math.ceil(h) % 2 == 0 else math.floor(h)
    w = h / a
    w = w + eps
    w = math.ceil(w) if math.ceil(w) % 2 == 0 else math.floor(w)
    return h, w


def get_aspect_ratios_dict(ars, ts=360 * 640):