The Time Base meta information can be found in various kinds of files, including video, image, audio, or data. It is generally accountable for the presentation of information for the specified duration. Different types of data may require to be displayed simultaneously. It is the Time Base that takes care of the simultaneous transmission of data.
In some instances, the time base may be specified by the format of the file or container. This is when it is specifically set in the file. In the event that Time Base is not required, but it is, it might remain in the file with an initial value.