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51 lines
757 B
Python
51 lines
757 B
Python
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# Python tool to convert a sound to C array.
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#
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# Pass sound file name to this sctipt as a parameter. The file must be in raw
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# mono 8kHz 8bit PCM format.
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#
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# by drummyfish
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# released under CC0 1.0.
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import sys
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even = True
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val = 0
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result = ""
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first = True
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count = 0
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with open(sys.argv[1], "rb") as f:
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while True:
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byte = f.read(1)
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if byte == b"":
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break
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byte = ord(byte)
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quantized = byte / 16
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if even:
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val = quantized << 4
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else:
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val = val | quantized
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count += 1
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if first:
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first = False
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else:
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result += ","
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if count % 20 == 0:
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result += "\n"
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result += str(val)
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even = not even
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print("uint8_t sound[" + str(count) + "] = {\n" + result + "\n}")
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