本文已提交给美国电影与电视工程师学会数字图像工作组。该工作组负责制订一个推荐实践方案,以使胶片影像、视频影像和计算机制作的影像能够相互转换。这项工作目前尚未完结,本文反映了正在进展中的情况。本文提出了涉及多媒体数字影像交换的一些考虑因素和相互关系,具有一定的指导意义,故予以刊载。 This article has been submitted to the American Society of Film and Television Engineers Digital Imaging Working Group. The working group is responsible for developing a recommended practice to allow film, video and computer generated images to be interchanged. This work is not yet completed, this article reflects the progress of the situation. This paper presents some considerations and interrelationships involved in the exchange of multimedia digital images, which is of some guiding significance and is therefore published.