
@testset "Utils" begin
    J = 8
    n = 2^J
    x = testfunction(n, "Bumps")
    y = dwt(x, wavelet(WT.cdf97, WT.Lifting))
    d,l = wplotdots(y, 0.1, n)
    A = wplotim(y)

    x = randn(64,64)
    L = 2
    xts = wplotim(x, L, wavelet(WT.db3, WT.Filter))
end
