Parameters are accessed with C4DAtom::GetParameter()/ C4DAtom::SetParameter(). See Parameter IDs.
Parameter: Output
TUAIEXPORT_OUTPUTSIZE
Parameter: Width
TUAIEXPORT_OUTPUTSIZE_WIDTH
Parameter: Height
TUAIEXPORT_OUTPUTSIZE_HEIGHT
Parameter: Z Order
TUAIEXPORT_ZSORT
Parameter: Scale
TUAIEXPORT_SCALE
Parameter: Layers
TUAIEXPORT_LAYERS
Parameter: Export
TUAIEXPORT_EXPORTLINES
Parameter: Opacity
TUAIEXPORT_LINEOPACITY
Parameter: Thickness
TUAIEXPORT_LINETHICKNESS
Parameter: Patterns
TUAIEXPORT_LINEPATTERNS
Parameter: Connections
TUAIEXPORT_LINECONNECTIONS
Parameter: Export
TUAIEXPORT_EXPORTSURFACE
Parameter: Subdivide Polygons
TUAIEXPORT_POLYSUBDIV
Parameter: Divisions
TUAIEXPORT_POLYSUBDIV_LEVEL
Parameter: Backface Cull
TUAIEXPORT_BACKFACECULL
Parameter: Overfill
TUAIEXPORT_OVERFILL
Parameter: Shading
TUAIEXPORT_SHADING
Parameter: Export
TUAIEXPORT_ANIMATION
Parameter: Output As
TUAIEXPORT_ANIMTYPE
Parameter: Frames
TUAIEXPORT_FRAMES
Parameter: Start
TUAIEXPORT_FRAME_START
Parameter: End
TUAIEXPORT_FRAME_END
Parameter: Frame Rate
TUAIEXPORT_FRAME_RATE