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volcengine-avatar-live

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volcengine-avatar-live

SDK for Volcengine Avatar Live


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Install the client library

::

pip install --upgrade volcengine-avatar-live

Example

.. code-block:: python

coding=utf-8

import logging

from volcengine_avatar_live.client import LiveClient from volcengine_avatar_live.model import INPUT_MODE_TEXT, INPUT_MODE_AUDIO from volcengine_avatar_live.util import create_logger

logger = create_logger("main", logging.INFO)

实际可根据 status、code 等信息自由调整错误处理逻辑

def check_http_response(status: int, code: int, message: str) -> bool: if status != 200: logger.error("failed to post: {}".format(status)) return False elif code != 1000: logger.error("failed to execute command: [{}]{}".format(code, message)) return False return True

def get_streaming_audio() -> (bytes, bool): # TBD: 添加流式音频获取逻辑 pass

if name == "main": try: # 填写剧本内容,支持文本(text 或 ssml)和音频(ssml)两种模式 contents = [ (INPUT_MODE_TEXT, "text"), (INPUT_MODE_AUDIO, ''), ]

     # 填写直播基本信息,生成客户端
     cli = (
           LiveClient("host")  # TBD: 填写域名
           .build_live("live-id")  # TBD: 填写直播 ID
           .build_auth("appid", "token")  # TBD: 填写鉴权信息
           .build_avatar(
              "role",  # TBD: 填写形象
              "",  # TBD: 填写模型,一般无需填写
              "http://host/xxx.png",  # TBD: 填写背景
              0,  # TBD: 填写码率
              {  # TBD: 填写 video 配置
                 "video_width": 1080,
                 "video_height": 1920,
                 # others...
              },
              {},  # TBD: 填写 logo 配置
              {  # TBD: 填写 role_conf 配置
                 "voice_type": "xxxxx",
                 "pose_type": "xxxxx",
                 "clothes_type": "xxxxx",
                 "role_width": 500,
                 "role_left_offset": 300,
                 "role_top_offset": 1000,
                 # others...
              },
              {},  # TBD: 填写 actions 配置
           )
           .build_streaming("rtmp://xxxxx")  # TBD: 填写 rtmp 推流地址
           .build_simple_script(contents)
     )

     # 开启直播
     status, code, message = cli.start_live()
     if not check_http_response(status, code, message):
           # TBD: 添加错误处理逻辑
           pass

     # 修改剧本播放模式
     # 顺序播放: 按原本剧本内容顺序依次循环播放
     # 随机播放: 每轮随机调整剧本内容顺序并依次播放
     # random=False: 顺序播放,random=True: 随机播放
     status, code, message = cli.change_play_mode(random=True)
     if not check_http_response(status, code, message):
           # TBD: 添加错误处理逻辑
           pass

     # 点播剧本内容
     # 智能打断当前播放剧本内容后跳转到点播内容,并从点播内容开始依次播放
     # index 为 contents 里的内容序号
     status, code, message = cli.change_play_task(index=0)
     if not check_http_response(status, code, message):
           # TBD: 添加错误处理逻辑
           pass

     # 文本驱动
     # 智能打断当前播放剧本内容后播放文本内容,结束后从断点继续播放剧本内容
     # input 为 text 或 ssml
     input = "text"
     # input = "<speak>ssml</speak>"
     status, code, message = cli.text_drive(input=input)
     if not check_http_response(status, code, message):
           # TBD: 添加错误处理逻辑
           pass

     # 音频驱动
     # 智能打断当前播放剧本内容后播放音频内容,结束后从断点继续播放剧本内容
     # input 为 ssml
     input = '<speak><audio url="http://host/xxx.mp3" format="mp3"/></speak>'
     status, code, message = cli.audio_drive(input=input)
     if not check_http_response(status, code, message):
           # TBD: 添加错误处理逻辑
           pass

     # 流式音频驱动
     # 智能打断当前播放剧本内容后播放流式音频内容,结束后从断点继续播放剧本内容
     # 一般用于真人接管场景,实时采集音频并驱动数字人
     while True:
           audio, end = get_streaming_audio()
           if end:
              cli.end_stream()
              break
           cli.stream(audio)

     # 关闭直播
     status, code, message = cli.close_live()
     if not check_http_response(status, code, message):
           # TBD: 添加错误处理逻辑
           pass
  except Exception as e:
     # TBD: 添加异常处理逻辑
     logger.error(e)

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