av_chroma_location_name 1990 fftools/ffprobe.c     const char *val = av_chroma_location_name(chroma_location);
av_chroma_location_name 1309 libavcodec/utils.c                             av_chroma_location_name(enc->chroma_sample_location));
av_chroma_location_name  403 libavfilter/vaapi_vpp.c            av_chroma_location_name(props->chroma_sample_location),
av_chroma_location_name  290 libavutil/pixdesc.h const char *av_chroma_location_name(enum AVChromaLocation location);