bit block transfer


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bit block transfer

[¦bit ‚bläk ′tranz·fər]
(computer science)
In computer graphics, a hardware function that moves a rectangular block of bits from the main memory to the display memory at high speed. Abbreviated bitblt.
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Full hardware acceleration of video and graphics functions like bit block transfers (BitBLT), line draw,trapezoidal and polygon fills, clipping and hardware cursor support are included.