Cut Out objects from its background by Recomposit. Providing chromakey and inside/outside edge matting, Recomposit can help solve the photo masking problem quick and easy. Chromakey works for blue and green screen, and in/outside masking also known as trimap mating. Recomposit support fast stroke based masking too in which you can cut out a objects by simple strokes over the drop and keep area.

Recomposit provide full photo compose environment supporting layers, areas and full set of tools. The pro version add advanced editing functions. And it can works in Photoshop as plugins.