def record_process(recordFile, logFile, channelNum, sampleRate, sampleWidth,
littleEndian):
speech_process.speech_process(recordFile,
nchannels=channelNum,
sampleRate=sampleRate,
sampleWidth=sampleWidth,
littleEndian=littleEndian,
logFile=logFile)
def make_mixture(data, tr_tst, t_max, noisex_path, noise_type, snr,
sample_rate, LC, frameLen, n_fft, hop_length, win_length,
nfilt):
Frame_numb = []
noisex = noisex_path + '/' + noise_type + '.wav'
noise, sr = librosa.load(noisex, sr=sample_rate)
mixt_num = len(data)
for i in range(mixt_num):
speech = data[i]
x, sr = librosa.load(speech, sr=sample_rate)
x, index = librosa.effects.trim(x,
top_db=40,
frame_length=80,
hop_length=40)
y, n = add_noise(x, noise, snr, tr_tst, sr)
t_mid = (t_max * sample_rate) / 2
if (x.shape[0] > t_max * sample_rate):
x = x[len(x) / 2 - t_mid:len(x) / 2 + t_mid]
n = n[len(n) / 2 - t_mid:len(n) / 2 + t_mid]
y = y[len(y) / 2 - t_mid:len(y) / 2 + t_mid]
x_mag, x_phase, y_mag, y_phase, ibm, frame_numb, fbank = speech_process(
x, y, n, LC, sample_rate, frameLen, n_fft, hop_length, win_length,
nfilt)
if (i == 0):
X_mag = x_mag
X_phase = x_phase
Y_mag = y_mag
Y_phase = y_phase
IBM = ibm
else:
X_mag = np.concatenate((X_mag, x_mag))
X_phase = np.concatenate((X_phase, x_phase))
Y_mag = np.concatenate((Y_mag, y_mag))
Y_phase = np.concatenate((Y_phase, y_phase))
IBM = np.concatenate((IBM, ibm))
Frame_numb.append(frame_numb)
print("Wykonano {} mieszanin".format(i + 1))
return IBM, Y_mag, Y_phase, X_mag, X_phase, Frame_numb, fbank
import os
import sys
import speech_process
def usage():
print "Used to process wav in a labeled directory "
print "python dir_process.py directory label"
if len(sys.argv) < 4:
usage()
sys.exit()
if os.path.isdir(sys.argv[1]) == False:
print "%s is not a directory" & sys.arg[1]
sys.exit()
out = sys.argv[3]
path = sys.argv[1]
files = os.listdir(path)
label = sys.argv[2]
print label
if path.endswith('/') == False:
path = path + '/'
for f in files:
print f
f = path + f
speech_process.speech_process(f, label=label, dataFile=out)
for arg in sys.argv[2:]:
if arg.startswith('-c'):
channelNum = int(arg[2:])
elif arg.startswith('-r'):
sampleRate = int(arg[2:])
elif arg.startswith('-w'):
sampleWidth = int(arg[2:])
elif arg.startswith('-e'):
littleEndian = int(arg[2:])
elif arg.startswith('-l'):
logFile = str(arg[2:])
else:
print "Unrecgonize parameter :%s"%arg
usage()
sys.exit()
record = speech_process.speech_process(sys.argv[1],nchannels=channelNum,sampleRate=sampleRate,sampleWidth=sampleWidth,littleEndian=littleEndian,logFile=logFile)
time = np.arange(record.frameNum)
plt.subplot(511)
plt.plot(time,record.volume)
plt.subplot(512)
plt.plot(time,record.zcr)
plt.subplot(513)
plt.plot(time,record.shortTimeEnergy)
plt.subplot(514)
plt.specgram(record.rawData,Fs=record.sampleRate,scale_by_freq = True)
time2 = np.arange(len(record.pitch))
plt.subplot(515)
#plt.plot(time2,record.pitch)
channelNum = int(arg[2:])
elif arg.startswith('-r'):
sampleRate = int(arg[2:])
elif arg.startswith('-w'):
sampleWidth = int(arg[2:])
elif arg.startswith('-e'):
littleEndian = int(arg[2:])
elif arg.startswith('-l'):
logFile = str(arg[2:])
else:
print "Unrecgonize parameter :%s" % arg
usage()
sys.exit()
record = speech_process.speech_process(sys.argv[1],
nchannels=channelNum,
sampleRate=sampleRate,
sampleWidth=sampleWidth,
littleEndian=littleEndian,
logFile=logFile)
time = np.arange(record.frameNum)
plt.subplot(511)
plt.plot(time, record.volume)
plt.subplot(512)
plt.plot(time, record.zcr)
plt.subplot(513)
plt.plot(time, record.shortTimeEnergy)
plt.subplot(514)
plt.specgram(record.rawData, Fs=record.sampleRate, scale_by_freq=True)
time2 = np.arange(len(record.pitch))
def record_process(recordFile,logFile,channelNum,sampleRate,sampleWidth,littleEndian): speech_process.speech_process(recordFile,nchannels=channelNum,sampleRate=sampleRate,sampleWidth=sampleWidth,littleEndian=littleEndian,logFile=logFile)
import os
import sys
import speech_process
def usage():
print "Used to process wav in a labeled directory "
print "python dir_process.py directory label"
if len(sys.argv)<4 :
usage()
sys.exit()
if os.path.isdir(sys.argv[1])==False:
print "%s is not a directory"&sys.arg[1]
sys.exit()
out = sys.argv[3]
path = sys.argv[1]
files = os.listdir(path)
label = sys.argv[2]
print label
if path.endswith('/')==False:
path = path + '/'
for f in files:
print f
f = path + f
speech_process.speech_process(f,label=label,dataFile=out)
