1. A computer system comprising: a CPU, a computer readable memory and a computer readable storage media; program instructions to super-resolve patches of secondary LR frames, in a first stage, into local areas within an entire HR image defined as patches; program instructions to create a dictionary to represent PPPCs of the local areas within the entire HR image, in the first stage; and program instructions to super-resolve primary LR frames into their HR counterparts, in a second stage, by super-resolving small patches with the secondary LR frames being discarded, wherein the program instructions are stored on the computer readable storage media for execution by the CPU via the computer readable memory.