mycroft-core/mycroft/util/audio_test.py

63 lines
2.1 KiB
Python

# Copyright 2017 Mycroft AI Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
import argparse
from speech_recognition import Recognizer
from mycroft.client.speech.mic import MutableMicrophone
from mycroft.util import play_wav
"""
Audio Test
A tool for recording X seconds of audio, and then playing them back. Useful
for testing hardware, and ensures
compatibility with mycroft recognizer loop code.
"""
def record(filename, duration):
mic = MutableMicrophone()
recognizer = Recognizer()
with mic as source:
audio = recognizer.record(source, duration=duration)
with open(filename, 'wb') as f:
f.write(audio.get_wav_data())
def main():
parser = argparse.ArgumentParser()
parser.add_argument(
'-f', '--filename', dest='filename', default="/tmp/test.wav",
help="Filename for saved audio (Default: /tmp/test.wav)")
parser.add_argument(
'-d', '--duration', dest='duration', type=int, default=10,
help="Duration of recording in seconds (Default: 10)")
args = parser.parse_args()
print(" ===========================================================")
print(" == STARTING TO RECORD, MAKE SOME NOISE! ==")
print(" ===========================================================")
record(args.filename, args.duration)
print(" ===========================================================")
print(" == DONE RECORDING, PLAYING BACK... ==")
print(" ===========================================================")
play_wav(args.filename)
if __name__ == "__main__":
main()