VAR_STARTPTS      300 libavfilter/af_volume.c     vol->var_values[VAR_STARTPTS] =
VAR_STARTPTS      386 libavfilter/af_volume.c     if (isnan(vol->var_values[VAR_STARTPTS])) {
VAR_STARTPTS      387 libavfilter/af_volume.c         vol->var_values[VAR_STARTPTS] = TS2D(buf->pts);
VAR_STARTPTS      112 libavfilter/setpts.c     setpts->var_values[VAR_STARTPTS]    = NAN;
VAR_STARTPTS      161 libavfilter/setpts.c     if (isnan(setpts->var_values[VAR_STARTPTS])) {
VAR_STARTPTS      162 libavfilter/setpts.c         setpts->var_values[VAR_STARTPTS] = TS2D(frame->pts);