macroblock


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macroblock

A square group of pixels, typically 8x8 or 16x16, that is treated as an entity for compression and decompression. See chroma subsampling and blocking artifacts.
References in periodicals archive ?
However, for any given operation, the processor doesn't need all of the data in a macroblock - and retrieving the unnecessary data takes time and energy.
Chen, "A fast algorithm for MPEG video segmentation based on macroblock," in Proceedings of the 4th International Conference on Fuzzy Systems and Knowledge Discovery (FSKD '07), vol.
C(x, y) represents the ZNCC surface matrix between the current macroblock and reference search window.
The proposed module had been evaluated with three different video compression algorithms and variable macroblock size.
To some extent, treeblock in HEVC is broadly analogous to macroblock (MB) in H.
Most of the algorithms are based on the adaptation of the quantization parameters at one or more of the following video levels: scene, GOP, frame, slice, macroblock, block.
Vertical and horizontal edges of block in each macroblock (MB) of a frame are filtered for suppression of blocking artifacts.
In the proposed algorithm each particle is a 16 dimension vector representing the embedding locations in one macroblock.
Other topics are mine forecasting based on genetic annealing neural networks, semantic web service modeling and composition based on description logic rules, self-learning of robots based on Skinner's operant conditioning, and global motion estimation using macroblock pair vectors.
Macroblock introduced its Model MBI5039 solid state lighting driver (SSLD).
New morphotectonic analyses indicate that Puerto Rico is an emergent and tectonically active macroblock at the northeast edge of the Caribbean-North American plate boundary.