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36 lines
987 B
Python
36 lines
987 B
Python
import wave
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import os
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class IORecorder:
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def __init__(self, inputFilename: str, outputFilename: str, samplingRate: int):
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self._clearFile(inputFilename)
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self._clearFile(outputFilename)
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self.fi = wave.open(inputFilename, "wb")
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self.fi.setnchannels(1)
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self.fi.setsampwidth(2)
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self.fi.setframerate(samplingRate)
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self.fo = wave.open(outputFilename, "wb")
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self.fo.setnchannels(1)
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self.fo.setsampwidth(2)
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self.fo.setframerate(samplingRate)
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def _clearFile(self, filename: str):
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if os.path.exists(filename):
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print("[IORecorder] delete old analyze file.", filename)
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os.remove(filename)
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else:
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print("[IORecorder] old analyze file not exist.", filename)
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def writeInput(self, wav):
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self.fi.writeframes(wav)
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def writeOutput(self, wav):
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self.fo.writeframes(wav)
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def close(self):
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self.fi.close()
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self.fo.close()
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