## Disc Count Calculation

The Disc Count Calculation function is used to set the Disc Count field of the selected files, to the maximum disc number present on any of the files in a given album. Under certain circumstances, it can also modify the Disc field. There are five variants:

Change Disc Count of 0 to 1
  If the maximum disc number found is 0, the Disc Count field will be set to 1, otherwise the maximum. Two further options control what to do with the Disc field:
  Do Not Change Disc Numbers
    Disc fields are not changed.
  Change Disc 0 to 1
    A track will an effective disc number of 0 will have the Disc field set to 1.
Change Disc Count of 0 or 1 to Empty
  If the maximum disc number found is 0 or 1, the Disc Count field will be set to empty, otherwise the maximum. Three further options control what to do with the Disc field:
  Do Not Change Disc Numbers
    Disc fields are not changed.
  Change Disc 0 to 1
    A track will an effective disc number of 0 will have the Disc field set to 1.
  Change Disc 0 or 1 to empty
    A track will an effective disc number of 0 or 1 will have the Disc field set to empty.

This function is not valid during Grouped execution.