Anim-Director: A Large Multimodal Model Powered Agent for Controllable Animation Video Generation

Multimodal Intelligence Vision-Language Pre-training Agent Agent Planning Tool Learning Autonomous Workflows GenAI TDIG SCCE
传统的动画生成方法依赖于使用人工标注数据来训练生成模型,这需要一个复杂的多阶段流程,需要大量的人力成本和高昂的训练成本。由于提示计划有限,这些方法通常会产生简短、信息贫乏和上下文不连贯的动画。为了克服这些限制并自动化动画制作过程,我们首创引入大型多模态模型(LMMs)作为核心处理器,构建了一个自主动画制作代理,名为Anim-Director。该代理主要利用LMMs和生成AI工具的先进理解和推理能力,从简洁的叙述或简单的说明中创建动画视频。具体而言,它分为三个主要阶段:首先,Anim-Director从用户输入生成一个连贯的故事情节,然后生成一个详细的导演剧本,包括角色资料和内外部描述,以及上下文连贯的场景描述,包括出现的角色、内外部和场景事件。其次,我们使用LMMs和图像生成工具来生成设置和场景的视觉图像。这些图像旨在使用视觉语言提示方法,结合场景描述和出现的角色和设置的图像,以保持视觉一致性。第三,场景图像作为生成动画视频的基础,LMMs生成提示来引导这个过程。整个过程是自动化的,没有人工干预,因为LMMs与生成工具无缝交互,生成提示,评估视觉质量,并选择最佳的优化最终输出。
Traditional animation generation methods depend on training generative models with human-labelled data, entailing a sophisticated multi-stage pipeline that demands substantial human effort and incurs high training costs. Due to limited prompting plans, these methods typically produce brief, information-poor, and context-incoherent animations. To overcome these limitations and automate the animation process, we pioneer the introduction of large multimodal models (LMMs) as the core processor to build an autonomous animation-making agent, named Anim-Director. This agent mainly harnesses the advanced understanding and reasoning capabilities of LMMs and generative AI tools to create animated videos from concise narratives or simple instructions. Specifically, it operates in three main stages: Firstly, the Anim-Director generates a coherent storyline from user inputs, followed by a detailed director's script that encompasses settings of character profiles and interior/exterior descriptions, and context-coherent scene descriptions that include appearing characters, interiors or exteriors, and scene events. Secondly, we employ LMMs with the image generation tool to produce visual images of settings and scenes. These images are designed to maintain visual consistency across different scenes using a visual-language prompting method that combines scene descriptions and images of the appearing character and setting. Thirdly, scene images serve as the foundation for producing animated videos, with LMMs generating prompts to guide this process. The whole process is notably autonomous without manual intervention, as the LMMs interact seamlessly with generative tools to generate prompts, evaluate visual quality, and select the best one to optimize the final output.
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