binreader.py

import os
import numpy as np
import struct

# signalfilename='/sps/trend/slecoz/MLP6SIM/MLP6SIM_simunoise.bin'
# noisefilename='/sps/trend/slecoz/MLP6SIM/MLP6SIM_transient.bin'

# filesize=os.path.getsize(signalfilename)
# Ndata=int(filesize/1024)
# noise=np.zeros((Ndata,1024))
# signal=np.zeros((Ndata,1024))

def open_binary_file(filename):
    filesize = os.path.getsize(filename)
    n_data = int(filesize/1024)
    data = np.zeros((n_data, 1024))
    i = 0
    with open(filename, 'rb') as fd:
        while i < n_data:
            content = fd.read(1024)
            data[i] = struct.unpack('B'*1024, content)
            i = i+1
    return data

# i=0
# with open(signalfilename,'rb') as fd:
#     while i<Ndata:
#         content=fd.read(1024)
#         signal[i]=struct.unpack('B'*1024,content)
#         i=i+1

# i=0
# with open(noisefilename,'rb') as fd:
#     while i<Ndata:
#         content=fd.read(1024)
#         noise[i]=struct.unpack('B'*1024,content)
#         i=i+1
# plt.plot(noise[0])
# plt.show()