Remove dupe file
This commit is contained in:
130
NoiseGate-v2.py
130
NoiseGate-v2.py
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import pyaudio
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import struct
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import numpy
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import time
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from threading import Thread
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sound_buffer = []
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class AudioStream(Thread):
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def __init__(self, _channels: int = 1, _sample_rate: int = 48000, _frames_per_buffer: int = 2048,
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_input_device_index: int = None, _output_device_index: int = None, _input: bool = True,
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_output: bool = True):
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super(AudioStream, self).__init__()
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self.paInstance_kwargs = {
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'format': pyaudio.paFloat32,
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'channels': _channels,
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'rate': _sample_rate,
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'input': _input,
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'output': _output,
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'frames_per_buffer': _frames_per_buffer,
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'stream_callback': callback
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}
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if _input_device_index:
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if _input:
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self.paInstance_kwargs['input_device_index'] = _input_device_index
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else:
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print(f"[AudioStream.__init__]:\tInput was not enabled."
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f" Reinitialize with '_input=True'")
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if _output_device_index:
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if _output:
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self.paInstance_kwargs['output_device_index'] = _output_device_index
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else:
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print(f"[AudioStream.__init__]:\tOutput was not enabled."
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f" Reinitialize with '_output=True'")
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# Init PyAudio instance
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self.paInstance = pyaudio.PyAudio()
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# Define and initialize stream object if we have been passed a device ID (pyaudio.open)
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self.stream = None
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if _output_device_index and _input_device_index:
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self.init_stream()
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# temp section
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def init_stream(self, _new_output_device_index: int = None, _new_input_device_index: int = None):
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# Check what device was asked to be changed (or set)
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if _new_input_device_index:
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if self.paInstance_kwargs['input']:
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self.paInstance_kwargs['input_device_index'] = _new_input_device_index
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else:
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print(f"[AudioStream.init_stream]:\tInput was not enabled when initialized."
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f" Reinitialize with '_input=True'")
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if _new_output_device_index:
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if self.paInstance_kwargs['output']:
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self.paInstance_kwargs['output_device_index'] = _new_output_device_index
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else:
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print(f"[AudioStream.init_stream]:\tOutput was not enabled when initialized."
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f" Reinitialize with '_output=True'")
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self.close_if_open()
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# Reopen the stream
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self.stream = self.paInstance.open(**self.paInstance_kwargs)
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def close_if_open(self):
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# Stop the stream if it is started
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if self.stream:
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if self.stream.is_active():
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self.stream.stop_stream()
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self.stream.close()
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print(f"[ReopenStream.close_if_open]:\t Stream was open; It was closed.")
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def list_devices(self, _show_input_devices: bool = True, _show_output_devices: bool = True):
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info = self.paInstance.get_host_api_info_by_index(0)
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numdevices = info.get('deviceCount')
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for i in range(0, numdevices):
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if (self.paInstance.get_device_info_by_host_api_device_index(0, i).get('maxInputChannels')) > 0:
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if _show_input_devices:
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print("Input Device id ", i, " - ",
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self.paInstance.get_device_info_by_host_api_device_index(0, i).get('name'))
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if (self.paInstance.get_device_info_by_host_api_device_index(0, i).get('maxOutputChannels')) > 0:
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if _show_output_devices:
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print("Output Device id ", i, " - ",
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self.paInstance.get_device_info_by_host_api_device_index(0, i).get('name'))
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class NoiseGate(AudioStream):
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def __init__(self, **kwargs):
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super().__init__(**kwargs)
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def run(self) -> None:
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# Start the audio stream
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self.stream.start_stream()
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global sound_buffer
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# While the stream is running, display the stream buffer in floats?
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while self.stream.is_active():
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if len(sound_buffer) > 0:
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for buffer in sound_buffer:
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volume_normalization = numpy.linalg.norm(numpy.fromstring(buffer)) * 10
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print(str(float(volume_normalization)))
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self.stream.stop_stream()
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self.stream.close()
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self.paInstance.terminate()
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def callback(in_data, frame_count, time_info, status):
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global sound_buffer
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sound_buffer.append(in_data)
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return in_data, pyaudio.paContinue
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if __name__ == '__main__':
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input_index = int(input("Input:\t"))
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output_index = int(input("Output:\t"))
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ng = NoiseGate(_input_device_index=input_index, _output_device_index=output_index)
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ng.start()
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