61 lines
1.9 KiB
Python
61 lines
1.9 KiB
Python
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import serial
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import binascii as ba
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import wave
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import os
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import time
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from time import sleep
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#from command import testcommandodelist, commandresultlist
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import struct
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import soundfile as sf
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import numpy as np
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import sys
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def audio_dump_to_wav_3Mics_32bit(path,new_audio_path,wav_name):
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binData = bytearray()
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hexfile = open(path,encoding='utf-8')
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#print(hexfile)
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for textLine in hexfile.readlines():
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binFile = []
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#print(textLine)
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textLine = textLine.upper().strip()
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textline = textLine.encode('utf-8','ignore').decode('utf-8')
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if (textLine[0] != ':'):continue
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textLine = textLine[1:]
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#print(textLine)
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textLine = textLine.replace('0X', '').replace(',', '').replace(' ', '')
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binBytes = ba.unhexlify(textLine)
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#print(binBytes)
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if binFile: binFile.write(binBytes)
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binData += binBytes
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endianness = sys.byteorder
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crc32 = ba.crc32(binData) & 0xFFFFFFFF
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numBytes = len(binData)
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print('%d bytes, CRC32: 0x%08X' % (numBytes, crc32))
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print(' ')
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numSamples = numBytes // struct.calcsize('>f')
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dataFormat = ('<%df' % numSamples) if endianness == 'little' else ('>%df' % numSamples)
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audio = np.array(struct.unpack(dataFormat, binData))
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audio = audio.reshape(int(len(audio)/1),1)
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TOP_Data = audio[:,0]
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#Top_data = audio[:,0]
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#Error_data = audio[:,2]
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sf.write(new_audio_path + wav_name +'.wav',TOP_Data,48000,subtype='PCM_32')
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#sf.write(new_audio_path + wav_name +'_'+'32bit.wav',Top_data,48000,subtype='PCM_32')
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#sf.write(new_audio_path + wav_name +'_'+'Error_32bit.wav',Error_data,16000,subtype='PCM_32')
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print("audio dump to wav 黑化肥发灰 灰化肥发黑 ！！！")
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datapath = '/Users/h3637_h716454/Desktop/py/' # save here
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fpmic = datapath + '/'
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try:
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os.makedirs(fpmic)
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except OSError:
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print('File Exists')
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fp1 = fpmic + '1.txt'
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wav_name='1'
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audio_dump_to_wav_3Mics_32bit(fp1,fpmic,wav_name)
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