1. A graphics processing unit, comprising: a decoder, wherein the decoder is to decode a video data stream from an incoming data stream, wherein the incoming data stream includes the video data stream and a null video data stream, wherein the null video data stream is used as a place holder during processing of the video data stream and is sent to a video chat application; a post processor, wherein the post processor is to perform post-processing of the decoded video data stream; and a renderer, wherein the renderer is to render the post processed video data stream and is to discard the null video data stream, and wherein a device driver renders the post processed video data stream from a graphic subsystem onto a surface.