Initial

hex to wave/New folder/py/H28cTest.py

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