I=imread('blood1.tif'); imshow(I); f=double(I); % 数据类型转换,MATLAB不支持图像的无符号整型的计算 g=fft2(f); % 傅立叶变换 g=fftshift(g); % 转换数据矩阵 [M,N]=size(g); nn=2; % 二阶巴特沃斯(Butterworth)高通滤波器
http://www.codebf.com/read/15711/536125
http://www.codebf.com/read/15813/541701
#line 1 "..\\Lib\\CMSIS\\CM0\\CoreSupport\\core_cm0.c" #line 1 "C:\\Keil\\ARM\\RV31\\INC\\stdint.h" #line 25 "C:\
http://www.codebf.com/read/15888/554334
#line 1 "..\\Lib\\Src\\Driver\\DrvPWM.c" #line 1 "..\\Lib\\Include\\Driver\\DrvPWM.h" #line 1 "..\\Lib\\CMSIS\\CM0\\DeviceSupport\\Nuvoton\\
http://www.codebf.com/read/15888/554335
#line 1 "..\\Source\\main.c" #line 1 "C:\\Keil\\ARM\\RV31\\INC\\stdio.h" #line 34 "C:\\Keil\\ARM\\RV31\\INC\\stdio.h"
http://www.codebf.com/read/15888/554336
#line 1 "..\\Lib\\Src\\Driver\\DrvPDMA.c" #line 1 "C:\\Keil\\ARM\\RV31\\INC\\stdio.h" #line 34 "C:\\Keil\\ARM\\RV31\\INC\\stdio.
http://www.codebf.com/read/15888/554339
#line 1 "..\\Lib\\Src\\Driver\\DrvEBI.c" #line 1 "C:\\Keil\\ARM\\RV31\\INC\\stdio.h" #line 34 "C:\\Keil\\ARM\\RV31\\INC\\stdio.h
http://www.codebf.com/read/15888/554341
#line 1 "..\\Lib\\CMSIS\\CM0\\DeviceSupport\\Nuvoton\\NUC1xx\\system_NUC1xx.c" #line 1 "C:\\Keil\\ARM\\RV31\\INC\\stdint.h" #line 25 "C:\\Keil\\AR
http://www.codebf.com/read/15888/554343
#line 1 "..\\Lib\\Src\\Driver\\DrvSPI.c" #line 1 "..\\Lib\\CMSIS\\CM0\\DeviceSupport\\Nuvoton\\NUC1xx\\NUC1xx.h" type
http://www.codebf.com/read/15888/554344
#line 1 "..\\Lib\\Src\\Driver\\retarget.c" #line 1 "C:\\Keil\\ARM\\RV31\\INC\\stdio.h" #line 34 "C:\\Keil\\ARM\\RV31\\INC\\stdio
http://www.codebf.com/read/15888/554346
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