Add files via upload

Author: JingShing

recording_voice_test.py

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+import pyaudio
+import wave
+
+# sample chunk size
+chunk = 1024
+# sample format: paFloat32, paInt32, paInt24, paInt16, paInt8, paUInt8, paCustomFormat
+sample_format = pyaudio.paInt16
+# sound channel
+channels = 2
+# sample frequency rate: 44100 ( CD ), 48000 ( DVD ), 22050, 24000, 12000 and 11025
+fs = 44100
+# recording seconds
+seconds = 5
+# recording file name
+filename = "test.wav"
+
+p = pyaudio.PyAudio()
+# init pyaudio object
+
+print("starting recording...")
+
+# active voice stream
+stream = p.open(format=sample_format, channels=channels, rate=fs, frames_per_buffer=chunk, input=True)
+
+frames = []
+# voice list
+
+for i in range(0, int(fs / chunk * seconds)):
+    # record voice into list
+    data = stream.read(chunk)
+    frames.append(data)
+
+# stop recording
+stream.stop_stream()
+# close stream
+stream.close()
+p.terminate()
+
+print('stop recording...')
+
+# open voice file
+wf = wave.open(filename, 'wb')
+# set channel
+wf.setnchannels(channels)
+# set format
+wf.setsampwidth(p.get_sample_size(sample_format))
+# set sampling frequency rate
+wf.setframerate(fs)
+# save
+wf.writeframes(b''.join(frames))
+wf.close()