ImageMarker

ImageMarker[pos] is a HighlightImage specification that represents a marker at position pos.

• ImageMarker[pos, marker] represents a custom marker at position pos.
• ImageMarker[{pos1, pos2, ...}, ...] represents multiple marker positions posi.

Examples

img = ExampleData[{"TestImage", "Lena"}];
HighlightImage[img, ImageMarker[{100, 100}]]

Please visit the official Wolfram Language Reference for more details.