PdfImageRenderInfoRenderedRectangles Property

The rectangles where the image was drawn, one entry per page. There is one entry, with the values of BoundingBox and QuadPoints, when the image was drawn on one page. When the image continues on the next pages (see ContinueOnNextPage), each entry gives the part of the image drawn on that page, in points and with the same origin as BoundingBox

public List<PdfRenderedRectangle> RenderedRectangles { get; }