RemoveUserData
The RemoveUserData function removes an item from a user data list. After the Movie Toolbox removes the item, it renumbers the remaining items of that type so that the index values are sequential and start at 1.
pascal OSErr RemoveUserData (UserData theUserData, OSType udType,
long index);
theUserData
-
Specifies the user data list for this operation. You obtain this list reference by calling the GetMovieUserData, GetTrackUserData, or GetMediaUserData function (described on page 2-215, page 2-216, and page 2-217, respectively).
udType
- Specifies the item's type value.
index
- Specifies the item's index value. This parameter must specify an item in the user data list identified by the parameter
theUserData.
ERROR CODES
| userDataItemNotFound | -2026 | Cannot locate this user data item |
Memory Manager errors
