ProcessingInfo FrameCount Property. Gets the number of frames in the source object. ABCpdf .NET PDF Library. From ABCpdf .net previous page next page FrameCount Property Type Default Read Only Description [C#]long?[Visual Basic]Nullable(Of Long) n/a Yes Gets the number of frames in the source object. Notes This property holds the number of frames in the source object. Example None. previous page start next page