Zvon SVG reference - attribute in

ZVON > References > SVG 1.1 Reference

Attribute:	in
Parents:	\| feBlend \| feColorMatrix \| feComponentTransfer \| feComposite \| feConvolveMatrix \| feDiffuseLighting \| feDisplacementMap \| feFlood \| feGaussianBlur \| feMergeNode \| feMorphology \| feOffset \| feSpecularLighting \| feTile \|
Value:	SourceGraphic \| SourceAlpha \| BackgroundImage \| BackgroundAlpha \| FillPaint \| StrokePaint \| <filter-primitive-reference>