www.gusucode.com > visionhdl工具箱matlab源码程序 > visionhdl/visionhdlexamples/DesignAccelerationHDLDesign.m
function [pixOut,ctrlOut] = DesignAccelerationHDLDesign(pixIn,ctrlIn) % DesignAccelerationHDLDesign Implement video processing algorithms using % pixel-stream System objects from the Vision HDL Toolbox % Copyright 2015 The MathWorks, Inc. %#codegen persistent sobel; if isempty(sobel) sobel = visionhdl.EdgeDetector(... 'Threshold',2); end [pixOut,ctrlOut] = step(sobel,pixIn,ctrlIn);