To expand on what TSN said - a PDF has no "ovals", but it might have some paths. Adobe's PDFLibrary can help you find those paths (using the PDE layer) and you could apply some math t determine if they are ovals or not.
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To expand on what TSN said - a PDF has no "ovals", but it might have some paths. Adobe's PDFLibrary can help you find those paths (using the PDE layer) and you could apply some math t determine if they are ovals or not.