} else if(!(oc->oformat->flags & AVFMT_VARIABLE_FPS)
&& strcmp(oc->oformat->name, "mov") && strcmp(oc->oformat->name, "mp4") && strcmp(oc->oformat->name, "3gp")
&& strcmp(oc->oformat->name, "3g2") && strcmp(oc->oformat->name, "psp") && strcmp(oc->oformat->name, "ipod")
+ && strcmp(oc->oformat->name, "f4v")
) {
if( copy_tb<0 && icodec->time_base.den
&& av_q2d(icodec->time_base)*icodec->ticks_per_frame > av_q2d(ist->st->time_base)