Method and apparatus for motion-compensated interpolation (MCI) with conservative motion model
AssigneeThe United States of America as represented by the Secretary of the Navy
InventorWei Chen
Life of this patent
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Abstract
Motion compensated interpolation (MCI) methods and apparatus are presented for constructing interpolation image frames by computing at least one interpolated motion field at a temporal interpolation time using a conservative motion equation system, and computing at least one interpolation image frame based on the computed interpolated motion field using an MCI equation system.
Claims20
A method for constructing one or more interpolation image frames in a temporal interval, the method comprising:
- receiving input data including:
- a first input frame including multidimensional image data corresponding to a first time in the temporal interval, and
- an input motion field describing motion vectors at pixel locations at a second time in the temporal interval;
- using at least one processor, computing at least one interpolated motion field describing motion vectors at pixel locations at a temporal interpolation time in the temporal interval based on the input motion field and on the first input frame using a conservative motion equation system;
- and
- using the at least one processor, computing at least one interpolation image frame including multidimensional image data corresponding to the temporal interpolation time in the temporal interval based on the computed interpolated motion field and on the first input frame using a motion compensated interpolation (MCI) equation system.
An interpolator apparatus for constructing one or more interpolation image frames in a temporal interval, comprising:
- at least one processor;
- and
- a memory storing a conservative motion equation system, and a motion compensated interpolation (MCI) equation system;
- the at least one processor operative to receive input data including:
- a first input frame including multidimensional image data corresponding to a first time in the temporal interval, and
- an input motion field describing motion vectors at pixel locations at a second time in the temporal interval;
- the at least one processor operative to compute at least one interpolated motion field describing motion vectors at pixel locations at a temporal interpolation time in the temporal interval based on the input motion field and on the first input frame using a conservative motion equation system;
- and
- the at least one processor operative to compute at least one interpolation image frame including multidimensional image data corresponding to the temporal interpolation time in the temporal interval based on the computed interpolated motion field and on the first input frame using a motion compensated interpolation (MCI) equation system.
A non-transitory computer readable storage medium with computer executable instructions for constructing one or more interpolation image frames in a temporal interval, the computer readable medium comprising computer executable instructions for:
- receiving input data including:
- a first input frame including multidimensional image data corresponding to a first time in the temporal interval, and
- an input motion field describing motion vectors at pixel locations at a second time in the temporal interval;
- using at least one processor, computing at least one interpolated motion field describing motion vectors at pixel locations at a temporal interpolation time in the temporal interval based on the input motion field and on the first input frame using a conservative motion equation system;
- and
- using the at least one processor, computing at least one interpolation image frame including multidimensional image data corresponding to the temporal interpolation time in the temporal interval based on the computed interpolated motion field and on the first input frame using a motion compensated interpolation (MCI) equation system.
Dependencies are inferred from the claim text.