阿里开源全功能视频大模型，单一模型全面支持视频生成和编辑

Core Viewpoint - Alibaba has officially open-sourced its video generation and editing model, Wan2.1-VACE, which is noted as the most comprehensive model in the industry for such tasks [1] Group 1: Model Features - The Wan2.1-VACE model supports multiple capabilities including text-to-video generation, image reference video generation, video re-rendering, local video editing, background extension, and duration extension [1] - The model is available in two versions: 1.3 billion parameters and 14 billion parameters [1] - The 1.3 billion parameter version can operate on consumer-grade graphics cards, making it accessible for a wider range of users [1]