Shifts the sequence elements from the inserted position to the nearest end of the sequence and copies the element content there if the pointer is not IntPtr.Zero


- seq (IntPtr)
- Sequence
- beforeIndex (Int32)
- Index before which the element is inserted. Inserting before 0 (the minimal allowed value of the parameter) is equal to cvSeqPushFront and inserting before seq->total (the maximal allowed value of the parameter) is equal to cvSeqPush
- element (IntPtr)
- Inserted element

Pointer to the inserted element