It doesn't work correctly with black logos

[MohamedAssemAli]

[MohamedAssemAli]

I solved it by updating GrayFilter in WaveDrwable class

private static ColorFilter sGrayFilter = new ColorMatrixColorFilter(new float[]{ 0.264F, 0.472F, 0.088F, 0.264F, 0, 0.264F, 0.472F, 0.088F, 0.264F, 0, 0.264F, 0.472F, 0.088F, 0.264F, 0, 0, 0, 0, 1, 0 });