视频转图片 @param videoin 音视频文件 @param out 输出路径 @param w 输出图片宽度 @param h 输出图片高度 @param rate 每秒视频生成图片数 @param onEditorListener 回调接口
(String videoin, String out, int w, int h, float rate, OnEditorListener onEditorListener)
source not stored for this graph (policy: none)
nothing calls this directly
no test coverage detected