MAX_NB_THREADS     45 libavcodec/hevcdec.h #define MAX_NB_THREADS 16
MAX_NB_THREADS     47 libavfilter/vf_bm3d.c #define MAX_NB_THREADS 32
MAX_NB_THREADS     36 libavfilter/vf_geq.c #define MAX_NB_THREADS 32