returns the number of extra layers to add after the optimization point 'n' , but before optimization point ` n +1 ' . if there is no optimization point ` n +1 ' then they should be added before the overall target bitrate . concode_field_sep float totbrate concode_elem_sep int SZ_INCR concode_elem_sep float optbrate[] concode_elem_sep int nopt concode_elem_sep int totlyrs concode_elem_sep int extralyrs[] concode_elem_sep int SZ_INIT concode_field_sep float getTotBitrate concode_elem_sep int getTotNumLayers concode_elem_sep void addOptPoint concode_elem_sep int getNOptPoints concode_elem_sep float getTargetBitrate
int function ( int arg0 ) { return ( arg0 < nopt ) ? extralyrs [ arg0 ] : 0 ; }