62 lines
1.2 KiB
Python
Executable File
62 lines
1.2 KiB
Python
Executable File
#!/usr/bin/env python3
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import subprocess
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class FFmpeg:
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input: str
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output: str
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format: str
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bitrate: int | None
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fpass: tuple[int, int] | None
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def __init__(
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self,
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input="pipe:0",
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output="pipe:1",
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format="amr",
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bitrate=None,
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fpass=None,
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):
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self.input = input
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self.output = output
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self.format = format
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self.bitrate = bitrate
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self.fpass = fpass
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def __get_cmd(self) -> list[str]:
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cmd = [
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"ffmpeg",
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"-i",
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self.input,
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"-f",
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self.format,
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"-ac",
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"1",
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"-ar",
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"8000",
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]
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if self.bitrate is not None:
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cmd += ["-b:a", str(self.bitrate)]
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if self.fpass:
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cmd += [
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"-filter:a",
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f"highpass=f={self.fpass[0]},lowpass=f={self.fpass[1]}",
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]
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return cmd + [self.output]
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def run(self):
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cmd = self.__get_cmd()
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subprocess.Popen(cmd)
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def main():
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ff = FFmpeg(bitrate=12200, fpass=[200, 3400])
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ff.run()
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if __name__ == "__main__":
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main()
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