RO                 83 libavfilter/f_perms.c     enum perm in_perm = av_frame_is_writable(frame) ? RW : RO;
RO                 87 libavfilter/f_perms.c     case MODE_TOGGLE:   out_perm = in_perm == RO ? RW : RO;                 break;
RO                 88 libavfilter/f_perms.c     case MODE_RANDOM:   out_perm = av_lfg_get(&perms->lfg) & 1 ? RW : RO;   break;
RO                 89 libavfilter/f_perms.c     case MODE_RO:       out_perm = RO;                                      break;
RO                 98 libavfilter/f_perms.c     if (in_perm == RO && out_perm == RW) {
RO                101 libavfilter/f_perms.c     } else if (in_perm == RW && out_perm == RO) {
RO                109 libavfilter/f_perms.c     if (in_perm == RW && out_perm == RO)