colorMatrix = [
  1, 0, 0, 0,
  0, 1, 0, 0,
  0, 0, 1, 0,
  0, 0, 0, 1
];
filter = new PIXI.filters.ColorMatrixFilter();
filter.matrix = colorMatrix;
stage.filters = [filter];

filter.brightness(0.5, false);
filter.contrast(0.5, true);
filter.desaturate();
filter.greyscale(0.4, false);
filter.hue(180, false);
filter.negative(true);
filter.saturate(2, false);
filter.sepia(false);
filter.technicolor(true);
filter.browni(true);
filter.kodachrome(true);