audio_amplitude_plot.py

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#!/usr/bin/env python
 
import rospy
 
from audio_to_spectrogram import AudioBuffer
from audio_to_spectrogram import DataAmplitudePlot
 
 
class AudioAmplitudePlot(DataAmplitudePlot):
 
    def __init__(self):
        # Overwrite dynamic_reconfigure's default values
        param_name = '~maximum_amplitude'
        if not rospy.has_param(param_name):
            rospy.set_param(param_name, 10000)
 
        super(AudioAmplitudePlot, self).__init__(
            data_buffer=AudioBuffer.from_rosparam(),
        )
 
 
if __name__ == '__main__':
    rospy.init_node('audio_amplitude_plot')
    AudioAmplitudePlot()
    rospy.spin()