www.gusucode.com > IPCV_Eval_Kit_R2019a_0ce6858工具箱matlab程序源码 > IPCV_Eval_Kit_R2019a_0ce6858/code/demo_files/I2_03_5_contrast_lut.m
%% 僐儞僩儔僗僩挷惍 梡偺奺庬娭悢 %%%%%%%% clear;clc;close all;imtool close all %% 夋憸撉崬傒 G = rgb2gray(imread('I2_03_peppers_low.png')); % 僌儗乕僗働乕儖傊曄姺 figure;imshow(G); %% 儖僢僋傾僢僾僥乕僽儖偺嶌惉 (夋憸偑uint8偺応崌丄uint8偺256梫慺偺僥乕僽儖傪嶌惉) in = [0 1 70 120 180 255]; out = [0 1 15 150 230 255]; figure; plot(in,out); ylim([0 255]); %% 嬫暘揑 3 師僄儖儈乕僩撪憓懡崁幃偱撪憓 LUT = uint8(interp1(in, out, 0:255, 'pchip')); hold on; plot(LUT); hold off; %% 儖僢僋傾僢僾僥乕僽儖揔梡 () G1 = intlut(G, LUT); figure;imshow([G, G1]); %% 廔椆 % imshowpair偼丄僨僼僅儖僩偱偼婸搙偑僗働乕儕儞僌偝傟傞偺偱拲堄 % Copyright 2014 The MathWorks, Inc.