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 ?
In order to formulate a fitness function in the PSO, the watermarked image quality and robustness quantitatively in a macro block should be measured.
2 Encryption of Macro Block and Motion Vectors in P-VOP (encryption-2)
The prediction is based on motion estimation by comparing every Macro Block (luminance only) of the current frame with the Macro Blocks in the neighborhood of the corresponding Macro block in the previous frame.
The system extracts video quality at the macro block level from the Elementary Stream (ES) and reports results to a PC using Ethernet networking (TCP/IP, UDP, SNMP).
We have chosen to become Circuit Semantics' distributor in both Taiwan and China because they have the best solution for static timing analysis at both the block and SoC level and the best solution for both cell and macro block characterization," said Bing-Ling Fan, president and CEO of Avant.
MV of the adjacent macro blocks, their median, the (0,0) MV, and the MV of the correlated block in the previous frame at time T-1 are used for predictor subsets.
18um EEPROM process technology has been qualified and characterized successfully using 1 mega bit macro blocks.
Concept's schematic visualization engine gives designers compelling visibility, improved control, and easier validation of the characterization process, especially for large macro blocks," said Jim McCanny, CEO of Altos Design Automation.
Variety MX leverages technology from Liberate MX to perform "automatic probing" and "dynamic partitioning" to address the runtime and accuracy challenges that arise from statistical characterization of large macro blocks that often comprise millions of transistors.
today announced its latest product Liberate MX, an ultra-fast, general purpose library characterizer for memories and custom macro blocks.
and EdXact SA today announced that they are partnering to further improve characterization turn-around time especially for large cells and macro blocks.
Full OCP protocol compliance checking ensures that the macro blocks interconnected are free from communication defects.