LOG                54 libavfilter/af_afade.c enum CurveType { TRI, QSIN, ESIN, HSIN, LOG, IPAR, QUA, CUB, SQU, CBR, PAR, EXP, IQSIN, IHSIN, DESE, DESI, LOSI, NONE, NB_CURVES };
LOG                31 libavfilter/avf_ahistogram.c enum DisplayScale   { LINEAR, SQRT, CBRT, LOG, RLOG, NB_SCALES };
LOG                54 libavfilter/avf_avectorscope.c     LOG,
LOG                49 libavfilter/avf_showspectrum.c enum DisplayScale { LINEAR, SQRT, CBRT, LOG, FOURTHRT, FIFTHRT, NB_SCALES };
LOG                37 libavfilter/avf_showvolume.c enum DisplayScale   { LINEAR, LOG, NB_DISPLAY_SCALE };
LOG                40 libavfilter/vaf_spectrumsynth.c enum MagnitudeScale { LINEAR, LOG, NB_SCALES };