readerssar.rar_SAR数据_SAR读取 MATLAB_matlab 读取数据_读取sar_读取数据

clear filename='DAT_01.004'; %file path and name fid=fopen(filename,'r','b'); record_number=0; record_length=0; begin=0; if (fid~=-1) fseek(fid,0,'eof'); filelength=ftell(fid); %length of file %fclose(fid); end if (fid~=-1) fseek(fid,180,'bof'); a=fread(fid,6,'uint8'); b=fread(fid,6,'uint8'); end for i=1:6 record_number=record_number*10+a(i)-48; record_length=record_length*10+b(i)-48; end begin=filelength-record_number*record_length; record_length=(record_length-12)/2; fseek(fid,begin,'bof'); data=uint16(fread(fid,[record_length+6 record_number],'uint16')); data=data'; data=fliplr(data); %figure %imagesc(data,[0 400]) cd denoise data1=enleefilt2(data,[7,7]); data=double(data1); clear data1; row = floor(record_number/8); col = floor((record_length+6)/8); datasub=ones(row,col); for i=1:row for j=1:col temp = data( i*8-7:i*8,j*8-7:j*8 ); datasub(i,j) = mean2(temp); end end