Enhancement of texture and alpha channels in multiplane images

Abstract

Image-processing technique directed at improving the quality of viewable images generated by rendering a multiplane image having a plurality of pixels and represented by a plurality of layers corresponding to different respective distances from the reference camera position. In an example embodiment, the image-processing technique includes one or more of the following operations: (A) for a first set of pixels, scaling respective weights of the layers to cause a sum of the scaled weights to be normalized to one; (B) for a second set of pixels, replacing respective alpha and texture values in the layers by the corresponding local average values; and (C) for a third set of pixels, scaling corresponding texture values in the layers such that, for the resulting viewable image rendered for the reference camera position, texture values of the third set match the respective texture values of the source image captured from the reference camera position.