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From: Philipp K. J. <ja...@ie...> - 2014-10-24 16:12:16
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[snip] > > I don't see any sense in saving a graphic as PDF. Maybe someone > could say why people do this. AFAIK it justs adds a wrapper around > the image and bloats it. > > I can't think what situations would be able to display a PDF that > cannot display a png directly. > Because PDF is a vector format, in the same way that Postscript is! Whenever there is a need to scale a graph, you need a vector format. Postscript is (increasingly) becoming a niche format, and PDF is taking its place as print-quality vector format. |