| 摘要 |
<p>A system and method for identifying and altering images using predetermined parameters is provided, through the use of a record associated with a digital video file. The record contains a number of parameters about insertion opportunities, including the location, time span, and shape of such opportunities. When a digital video file is requested, the record is accessed, and a determination is made as to whether the file should be altered. Should the determination be made for an alteration, a distinctive image is selected based on the information, including the parameters in the record, and an insertion or substitution is made.</p> |
