raw_kb            243 core/lib_thumb.c     unsigned raw_kb =  camera_sensor.raw_size/1024;
raw_kb            248 core/lib_thumb.c     unsigned margin_kb = raw_kb/4;
raw_kb            249 core/lib_thumb.c     if(free_kb <= raw_kb + margin_kb) {
raw_kb            253 core/lib_thumb.c     return free_kb/(raw_kb+avg_jpg_kb);