▁multimedia ▁data ▁P P SS PP ▁uses ▁the ▁FF mpeg ▁software ▁library , ▁which ▁was ▁en hanced ▁to ▁enable ▁it ▁to ▁handle ▁Sony ' s ▁propriet ary ▁A TR AC 3 plus ▁audio ▁format ▁as ▁used ▁by ▁the ▁P SP . ▁P P SS PP ▁offers ▁graph ical ▁features ▁that ▁are ▁enh anc ements ▁over ▁the ▁P SP ' s ▁capabilities , ▁such ▁as ▁higher ▁screen ▁resolution s , ▁ant ial ias ing , ▁image ▁scaling , ▁support ▁for ▁sh aders , ▁and ▁linear ▁and ▁an is otrop ic ▁filtering . ▁ ▁The ▁ports ▁of ▁P P SS PP ▁for ▁mobile ▁devices ▁offer ▁additional ▁features ▁specific ▁to ▁each ▁platform , ▁such ▁as ▁' imm ers ive ▁mode ' ▁for ▁Android ▁devices , ▁support ▁of ▁the ▁multimedia ▁buttons ▁within ▁Sym bian ▁devices ▁and ▁screen ▁stretch ing ▁on ▁Black Ber ry ▁ 1 0 ▁devices ▁to ▁support ▁square ▁screens . ▁ ▁All ▁ports ▁of ▁P P SS PP ▁for ▁mobile ▁devices ▁support ▁the ▁use ▁of ▁acceler om eters , ▁key boards ▁and ▁game p ads ▁as ▁input ▁devices . ▁ ▁P P SS PP ▁also ▁supports ▁the ▁V ul kan ▁API , ▁which ▁was ▁added ▁in ▁v 1 . 5 . 4 ▁release ▁and ▁is ▁intended ▁to ▁provide ▁a ▁substantial ▁performance ▁boost ▁on ▁supported ▁devices . ▁ ▁Port ability ▁ ▁Since ▁its ▁in ception , ▁P P SS PP ▁has ▁had ▁a ▁focus ▁on ▁port ability ▁with ▁support ▁for ▁multiple ▁architect ures ▁and ▁operating ▁systems . ▁While ▁initially ▁only ▁supporting ▁Microsoft ▁Windows ▁and ▁Android ,