BUF_SIZE          148 libavfilter/setpts.c     if (isnan(v)) snprintf(buf, BUF_SIZE, "nan");
BUF_SIZE          149 libavfilter/setpts.c     else          snprintf(buf, BUF_SIZE, "%"PRId64, (int64_t)v);
BUF_SIZE          153 libavfilter/setpts.c #define d2istr(v) double2int64str((char[BUF_SIZE]){0}, v)