Video and Image Processing Suite User Guide

ID 683416
Date 2/12/2021

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13.1.2. Bilinear

The bilinear algorithm offers a middle point between visual image quality and device resource cost.

The figure and equations below show how the Chroma Resampler II IP core calculates the bilinear resampled chroma for both horizontal and vertical upsampling and downsampling. The bilinear algorithm uses center chroma siting for both the Cb and Cr samples in 4:2:2 format.

Figure 49. Bilinear Resampling