I took some photo at home to be used on china visa app, wondering how do I crop to the size so it prints on 4x 6 like a ID photo. ; c3 z( \! V" H; v4 Q/ q) L) d n: `2 q9 U& x G9 J$ VI used online software but they all have watermark- a( M& k. {3 {, s- S