104 lines
3.1 KiB
Python
104 lines
3.1 KiB
Python
# coding=utf-8
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#
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# Installation instructions for pyaudio:
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# APPLE Mac OS X
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# brew install portaudio
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# pip install pyaudio
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# Debian/Ubuntu
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# sudo apt-get install python-pyaudio python3-pyaudio
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# or
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# pip install pyaudio
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# CentOS
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# sudo yum install -y portaudio portaudio-devel && pip install pyaudio
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# Microsoft Windows
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# python -m pip install pyaudio
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import nls
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import time
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# 设置打开日志输出
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nls.enableTrace(False)
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# 将音频保存进文件
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SAVE_TO_FILE = True
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# 将音频通过播放器实时播放，需要具有声卡。在服务器上运行请将此开关关闭
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PLAY_REALTIME_RESULT = True
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if PLAY_REALTIME_RESULT:
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import pyaudio
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test_text = [
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"流式文本语音合成SDK，",
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"可以将输入的文本",
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"合成为语音二进制数据，",
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"相比于非流式语音合成，",
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"流式合成的优势在于实时性",
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"更强。用户在输入文本的同时",
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"可以听到接近同步的语音输出，",
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"极大地提升了交互体验，",
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"减少了用户等待时间。",
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"适用于调用大规模",
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"语言模型（LLM），以",
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"流式输入文本的方式",
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"进行语音合成的场景。",
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]
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if __name__ == "__main__":
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if SAVE_TO_FILE:
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file = open("output.wav", "wb")
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if PLAY_REALTIME_RESULT:
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player = pyaudio.PyAudio()
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stream = player.open(
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format=pyaudio.paInt16, channels=1, rate=24000, output=True
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)
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# 创建SDK实例
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# 配置回调函数
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def test_on_data(data, *args):
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if SAVE_TO_FILE:
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file.write(data)
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if PLAY_REALTIME_RESULT:
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stream.write(data)
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def test_on_message(message, *args):
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print("on message=>{}".format(message))
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def test_on_close(*args):
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print("on_close: args=>{}".format(args))
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def test_on_error(message, *args):
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print("on_error message=>{} args=>{}".format(message, args))
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sdk = nls.NlsStreamInputTtsSynthesizer(
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# 由于目前阶段大模型音色只在北京地区服务可用，因此需要调整url到北京
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url="wss://nls-gateway-cn-beijing.aliyuncs.com/ws/v1",
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token="your-token",
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appkey="your-appkey",
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on_data=test_on_data,
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on_sentence_begin=test_on_message,
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on_sentence_synthesis=test_on_message,
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on_sentence_end=test_on_message,
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on_completed=test_on_message,
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on_error=test_on_error,
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on_close=test_on_close,
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callback_args=[],
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)
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# 发送文本消息
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sdk.startStreamInputTts(
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voice="longxiaochun", # 语音合成说话人
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aformat="wav", # 合成音频格式
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sample_rate=24000, # 合成音频采样率
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volume=50, # 合成音频的音量
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speech_rate=0, # 合成音频语速
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pitch_rate=0, # 合成音频的音调
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)
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for text in test_text:
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sdk.sendStreamInputTts(text)
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time.sleep(0.05)
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sdk.stopStreamInputTts()
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if SAVE_TO_FILE:
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file.close()
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if PLAY_REALTIME_RESULT:
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stream.stop_stream()
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stream.close()
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player.terminate() |