LINEAR             80 libavfilter/avf_showspectrum.c     { "scale", "set display scale", OFFSET(scale), AV_OPT_TYPE_INT, {.i64=SQRT}, LINEAR, NB_SCALES-1, FLAGS, "scale" },
LINEAR             84 libavfilter/avf_showspectrum.c         { "lin",  "linear",      0, AV_OPT_TYPE_CONST, {.i64=LINEAR}, 0, 0, FLAGS, "scale" },
LINEAR            397 libavfilter/avf_showspectrum.c                 case LINEAR:
LINEAR             73 libavfilter/vf_perspective.c     { "interpolation", "set interpolation", OFFSET(interpolation), AV_OPT_TYPE_INT, {.i64=LINEAR}, 0, 1, FLAGS, "interpolation" },
LINEAR             74 libavfilter/vf_perspective.c     {      "linear", "", 0, AV_OPT_TYPE_CONST, {.i64=LINEAR}, 0, 0, FLAGS, "interpolation" },
LINEAR            410 libavfilter/vf_perspective.c     case LINEAR: s->perspective = resample_linear; break;