Filter Coefficients - 2.4 English

Video Processing Subsystem Product Guide (PG231)

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2.4 English

Filter coefficients are layed out in memory as a two dimensional array of [PHASE][TAP]. Each filter coefficient is 16 bit, and is represented as S4.11, that is signed fixed point with four integer bits and 11 fractional bits.

The driver needs to provide built-in tables for 6, 8, 10, or 12 tap filters.