Patent ID: 8205154

Claim:
A method to specify a multimedia transition, comprising: identifying with a computer system executing a video editing application a source multimedia object; identifying with the computer system a target multimedia object; defining, by a user with the video editing application, an x-asset key that includes one or more parameter values and a plurality of multimedia assets including at least one multimedia asset being user-supplied and being generated independent of: any predefined multimedia assets provided by the video editing application, the source multimedia object, and the target multimedia object; selecting, in the video editing application, at least one of the one or more parameter values and at least two of the plurality of multimedia assets from the user-defined x-asset key to define a transition; and compositing the transition with the source and target multimedia objects to generate a result multimedia object wherein, at least two of the one or more parameter values and the plurality of multimedia assets are stored in different locations in the computer system and wherein the video editing application stores the user-defined x-asset key for subsequent use.