byted-las-audio-extract-and-split
LAS 音频提取与切分（las_audio_extract_and_split）
从视频/音频中提取音频轨道并按固定时长切分为多段。支持 mp4/wmv/avi/mkv 等视频格式。
设计模式
本 skill 主要采用：
- Tool Wrapper：封装
lasutilCLI 调用 - Pipeline：包含 Step 0 → Step N 的顺序工作流
核心 API 与配置
- 算子 ID:
las_audio_extract_and_split - API: 同步（
process） - 环境变量:
LAS_API_KEY(必填)
详细参数与接口定义见 references/api.md。
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