source: sans/utils/bt5/ICPGui/ICPBufferUtils.py @ 463

#!/usr/bin/env python

#Read and write ICP Buffer files

import sys
import struct

formatstr = '<50sh21f4s4i4f148x'


def readIBufferFile(inputfile):
        
        f = open(inputfile, 'rb')
        data = f.read()
        f.close()
        
        #print struct.calcsize(formatstr)
        bufs = {}
        
        for i in range(30):
                bufs[i] = struct.unpack(formatstr,data[i*320:(i+1)*320])

                #print line
                
        return bufs


def writeIBufferFile(bufs,outputfile):

        data = "" 

        for line in bufs:
                data = data+struct.pack(formatstr,bufs[line][0],
                                                  bufs[line][1],        
                                                  bufs[line][2],        
                                                  bufs[line][3],        
                                                  bufs[line][4],        
                                                  bufs[line][5],        
                                                  bufs[line][6],        
                                                  bufs[line][7],        
                                                  bufs[line][8],        
                                                  bufs[line][9],        
                                                  bufs[line][10],       
                                                  bufs[line][11],       
                                                  bufs[line][12],       
                                                  bufs[line][13],       
                                                  bufs[line][14],       
                                                  bufs[line][15],       
                                                  bufs[line][16],       
                                                  bufs[line][17],       
                                                  bufs[line][18],       
                                                  bufs[line][19],       
                                                  bufs[line][20],       
                                                  bufs[line][21],       
                                                  bufs[line][22],       
                                                  bufs[line][23],       
                                                  bufs[line][24],       
                                                  bufs[line][25],       
                                                  bufs[line][26],       
                                                  bufs[line][27],       
                                                  bufs[line][28],       
                                                  bufs[line][29],       
                                                  bufs[line][30],       
                                                  bufs[line][31])       

        f = open(outputfile, 'wb')
        f.write(data)
        f.close()       


if __name__ == "__main__":
        if len(sys.argv) > 1:
                data = readIBufferFile(sys.argv[1])
        else:
                data = readIBufferFile("IBUFFER.BUF")

        #for line in data:
        #       print data[line]

        writeIBufferFile(data,"TEST.BUF")