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e2b650fcc4
Added python example showing how to save .wav file locally without using HTTP service using wave & numpy libraries.
24 lines
770 B
Python
24 lines
770 B
Python
import ggwave
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import wave
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import numpy as np
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# Parameters
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volume_ = 20
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sample_rate_ = 48000
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filename = "output.wav"
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# Generate audio waveform for string "hello python"
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waveform = ggwave.encode("hello python", protocolId=5, volume=volume_)
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# Convert byte data into float32
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waveform_float32 = np.frombuffer(waveform, dtype=np.float32)
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# Normalize the float32 data to the range of int16
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waveform_int16 = np.int16(waveform_float32 * 32767)
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# Save the waveform to a .wav file
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with wave.open(filename, "wb") as wf:
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wf.setnchannels(1) # mono audio
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wf.setsampwidth(2) # 2 bytes per sample (16-bit PCM)
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wf.setframerate(sample_rate_) # sample rate
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wf.writeframes(waveform_int16.tobytes()) # write the waveform as bytes |