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56 lines
1.3 KiB
56 lines
1.3 KiB
# Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Record wav from Microphone"""
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# http://people.csail.mit.edu/hubert/pyaudio/
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import wave
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import pyaudio
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CHUNK = 1024
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FORMAT = pyaudio.paInt16
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CHANNELS = 1
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RATE = 16000
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RECORD_SECONDS = 5
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WAVE_OUTPUT_FILENAME = "output.wav"
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p = pyaudio.PyAudio()
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stream = p.open(
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format=FORMAT,
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channels=CHANNELS,
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rate=RATE,
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input=True,
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frames_per_buffer=CHUNK)
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print("* recording")
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frames = []
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for i in range(0, int(RATE / CHUNK * RECORD_SECONDS)):
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data = stream.read(CHUNK)
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frames.append(data)
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print("* done recording")
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stream.stop_stream()
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stream.close()
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p.terminate()
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wf = wave.open(WAVE_OUTPUT_FILENAME, 'wb')
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wf.setnchannels(CHANNELS)
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wf.setsampwidth(p.get_sample_size(FORMAT))
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wf.setframerate(RATE)
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wf.writeframes(b''.join(frames))
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wf.close()
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