Very much so. I-3GP yi-cut-down MP4 profile eyenziwe kuthungelwano olukhawulezayo lwe-mobile, ngokuqhelekileyo ubungakanani obuphantsi kakhulu nge-AMR audio. That determines both the headroom available and whether the saving costs you anything in fidelity.
Yes — Iifayile ze-3GP zihlala ziphantsi kakhulu kwisisombululo se-AMR, ngoko ke kukho inkcukacha ezincinci ezishiyekileyo zokukhusela kunye nobungakanani obuninzi bokuphinda ubuyisele. It is worth knowing before you overwrite an original you might need again.
Ndingaqhuba i Cima 3GP kwi 3GP videos ezininzi ngaxeshanye?
+
Ewe. Ikhupha umqulu ngokuthe tye, obalulekileyo apha kunaphi na apho kuba imisebenzi yevidiyo yimizuzu kunokuba yimizuzwana. Iiakhawunti ezikhululekileyo ziqhuba ifayile enye ngexesha; i pass iphakamisa loo nto.