Caching pictures for video coding

Abstract

A method includes generating a plurality of future reference picture lists associated with a plurality of future pictures of a set of pictures, wherein the set of pictures includes a current picture and the plurality of future pictures, and the plurality of future pictures follow the current picture in coding order, determining, based on information derived from the plurality of future reference picture lists associated with the plurality of future pictures, whether to write the current picture in a dedicated chip memory or whether to write the current picture in a non-dedicated system memoiy, and writing the current picture in the dedicated chip memory' or the non-dedicated system memory based on the determination of whether to write the current picture in the dedicated chip memory or whether to write the current picture the non-dedicated system memory.

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