/* * Copyright (c) 1983-2023 Trevor Wishart and Composers Desktop Project Ltd * http://www.trevorwishart.co.uk * http://www.composersdesktop.com * This file is part of the CDP System. The CDP System is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The CDP System is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the CDP System; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ // defined in science.h // #define #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #ifdef unix #define round(x) lround((x)) #endif #ifndef HUGE #define HUGE 3.40282347e+38F #endif char errstr[2400]; int anal_infiles = 0; int sloom = 0; int sloombatch = 0; const char* cdp_version = "6.1.0"; //CDP LIB REPLACEMENTS static int check_timeseries_param_validity_and_consistency(dataptr dz); static int setup_timeseries_application(dataptr dz); static int setup_timeseries_param_ranges_and_defaults(dataptr dz); static void init_specsynth(dataptr dz); static int allocate_timeseries_buffer(dataptr dz); static int parse_sloom_data(int argc,char *argv[],char ***cmdline,int *cmdlinecnt,dataptr dz); static int handle_the_outfile(int *cmdlinecnt,char ***cmdline,dataptr dz); static int setup_and_init_input_param_activity(dataptr dz,int tipc); static int setup_input_param_defaultval_stores(int tipc,aplptr ap); static int establish_application(dataptr dz); static int initialise_vflags(dataptr dz); static int setup_parameter_storage_and_constants(int storage_cnt,dataptr dz); static int initialise_is_int_and_no_brk_constants(int storage_cnt,dataptr dz); static int mark_parameter_types(dataptr dz,aplptr ap); static int assign_file_data_storage(int infilecnt,dataptr dz); static int get_tk_cmdline_word(int *cmdlinecnt,char ***cmdline,char *q); static int get_the_process_no(char *prog_identifier_from_cmdline,dataptr dz); static int count_and_test_for_infiles(int argc,char *argv[],dataptr dz); static int parse_infile_and_check_type(char **cmdline,dataptr dz); static int redefine_textfile_types2(infileptr infile_info,dataptr dz); static int handle_the_special_data(int *cmdlinecnt,char ***cmdline,dataptr dz); static int open_the_outfile(dataptr dz); static int setup_and_init_input_brktable_constants(dataptr dz,int brkcnt); //static void insert_harmonics(int **peaked,int *peakcnt,double harmamp,float fundamental,double pkwidth,dataptr dz); //static void randomiseamps(int *perm,int *peaked,dataptr dz); //static void rndintperm(int *perm,int cnt); //static void spread_peaks(int *peaked,double spreaddnratio,double spreadupratio,dataptr dz); static int get_float_with_e_from_within_string(char **str,double *val); static int spline(double *nums,double *secondderiv,double *x,double *y,dataptr dz); static int splint(double pointer,double *thisval,int *hi,int arraycnt,double *secondderiv, double *x, double *y); static int ts_oscil(dataptr dz); static void find_mean(double *mean,double *top,double *bottom,dataptr dz); static void scale_data_in_one_to_minusone_range(double mean,double top,double bottom,dataptr dz); static int ts_trace(dataptr dz); static double calcsample (double thisval,int sintabsize,double incrementor,dataptr dz); static int create_sintab (dataptr dz); /**************************************** MAIN *********************************************/ int main(int argc,char *argv[]) { int exit_status; dataptr dz = NULL; char **cmdline; int cmdlinecnt; // aplptr ap; int is_launched = FALSE; if(argc==2 && (strcmp(argv[1],"--version") == 0)) { fprintf(stdout,"%s\n",cdp_version); fflush(stdout); return 0; } /* CHECK FOR SOUNDLOOM */ if((sloom = sound_loom_in_use(&argc,&argv)) > 1) { sloom = 0; sloombatch = 1; } if(sflinit("cdp")){ sfperror("cdp: initialisation\n"); return(FAILED); } /* SET UP THE PRINCIPLE DATASTRUCTURE */ if((exit_status = establish_datastructure(&dz))<0) { // CDP LIB print_messages_and_close_sndfiles(exit_status,is_launched,dz); return(FAILED); } if(!sloom) { if(argc == 1) { usage1(); return(FAILED); } else if(argc == 2) { usage2(argv[1]); return(FAILED); } } if(!sloom) { if((exit_status = make_initial_cmdline_check(&argc,&argv))<0) { // CDP LIB print_messages_and_close_sndfiles(exit_status,is_launched,dz); return(FAILED); } cmdline = argv; cmdlinecnt = argc; dz->maxmode = 0; if((get_the_process_no(argv[0],dz))<0) return(FAILED); cmdline++; cmdlinecnt--; // setup_particular_application = if((exit_status = setup_timeseries_application(dz))<0) { print_messages_and_close_sndfiles(exit_status,is_launched,dz); return(FAILED); } if((exit_status = count_and_test_for_infiles(cmdlinecnt,cmdline,dz))<0) { print_messages_and_close_sndfiles(exit_status,is_launched,dz); return(FAILED); } } else { //parse_TK_data() = if((exit_status = parse_sloom_data(argc,argv,&cmdline,&cmdlinecnt,dz))<0) { exit_status = print_messages_and_close_sndfiles(exit_status,is_launched,dz); return(exit_status); } } // ap = dz->application; // parse_infile_and_hone_type() = if((exit_status = parse_infile_and_check_type(cmdline,dz))<0) { exit_status = print_messages_and_close_sndfiles(exit_status,is_launched,dz); return(FAILED); } // setup_param_ranges_and_defaults() = init_specsynth(dz); if((exit_status = setup_timeseries_param_ranges_and_defaults(dz))<0) { exit_status = print_messages_and_close_sndfiles(exit_status,is_launched,dz); return(FAILED); } // handle_infile() = // open_first_infile CDP LIB if((exit_status = open_first_infile(cmdline[0],dz))<0) { print_messages_and_close_sndfiles(exit_status,is_launched,dz); return(FAILED); } cmdlinecnt--; cmdline++; // handle_outfile() = if((exit_status = handle_the_outfile(&cmdlinecnt,&cmdline,dz))<0) { print_messages_and_close_sndfiles(exit_status,is_launched,dz); return(FAILED); } if(dz->process == TS_TRACE) { if((exit_status = handle_the_special_data(&cmdlinecnt,&cmdline,dz))<0) { print_messages_and_close_sndfiles(exit_status,is_launched,dz); return(FAILED); } } if((exit_status = read_parameters_and_flags(&cmdline,&cmdlinecnt,dz))<0) { // CDP LIB print_messages_and_close_sndfiles(exit_status,is_launched,dz); return(FAILED); } // check_param_validity_and_consistency.... if((exit_status = check_timeseries_param_validity_and_consistency(dz))<0) { print_messages_and_close_sndfiles(exit_status,is_launched,dz); return(FAILED); } is_launched = TRUE; if((exit_status = open_the_outfile(dz))<0) { print_messages_and_close_sndfiles(exit_status,is_launched,dz); return(FAILED); } if((exit_status = allocate_timeseries_buffer(dz))<0) { // CDP LIB print_messages_and_close_sndfiles(exit_status,is_launched,dz); return(FAILED); } switch(dz->process) { case(TS_OSCIL): if((exit_status = ts_oscil(dz))<0) { print_messages_and_close_sndfiles(exit_status,is_launched,dz); return(FAILED); } break; case(TS_TRACE): if((exit_status = ts_trace(dz))<0) { print_messages_and_close_sndfiles(exit_status,is_launched,dz); return(FAILED); } break; } if((exit_status = complete_output(dz))<0) { // CDP LIB print_messages_and_close_sndfiles(exit_status,is_launched,dz); return(FAILED); } exit_status = print_messages_and_close_sndfiles(FINISHED,is_launched,dz); // CDP LIB free(dz); return(SUCCEEDED); } /********************************************** REPLACED CDP LIB FUNCTIONS **********************************************/ /****************************** SET_PARAM_DATA *********************************/ int set_param_data(aplptr ap, int special_data,int maxparamcnt,int paramcnt,char *paramlist) { ap->special_data = (char)special_data; ap->param_cnt = (char)paramcnt; ap->max_param_cnt = (char)maxparamcnt; if(ap->max_param_cnt>0) { if((ap->param_list = (char *)malloc((size_t)(ap->max_param_cnt+1)))==NULL) { sprintf(errstr,"INSUFFICIENT MEMORY: for param_list\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } strcpy(ap->param_list,paramlist); } return(FINISHED); } /****************************** SET_VFLGS *********************************/ int set_vflgs (aplptr ap,char *optflags,int optcnt,char *optlist,char *varflags,int vflagcnt, int vparamcnt,char *varlist) { ap->option_cnt = (char) optcnt; /*RWD added cast */ if(optcnt) { if((ap->option_list = (char *)malloc((size_t)(optcnt+1)))==NULL) { sprintf(errstr,"INSUFFICIENT MEMORY: for option_list\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } strcpy(ap->option_list,optlist); if((ap->option_flags = (char *)malloc((size_t)(optcnt+1)))==NULL) { sprintf(errstr,"INSUFFICIENT MEMORY: for option_flags\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } strcpy(ap->option_flags,optflags); } ap->vflag_cnt = (char) vflagcnt; ap->variant_param_cnt = (char) vparamcnt; if(vflagcnt) { if((ap->variant_list = (char *)malloc((size_t)(vflagcnt+1)))==NULL) { sprintf(errstr,"INSUFFICIENT MEMORY: for variant_list\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } strcpy(ap->variant_list,varlist); if((ap->variant_flags = (char *)malloc((size_t)(vflagcnt+1)))==NULL) { sprintf(errstr,"INSUFFICIENT MEMORY: for variant_flags\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } strcpy(ap->variant_flags,varflags); } return(FINISHED); } /***************************** APPLICATION_INIT **************************/ int application_init(dataptr dz) { int exit_status; int storage_cnt; int tipc, brkcnt; aplptr ap = dz->application; if(ap->vflag_cnt>0) initialise_vflags(dz); tipc = ap->max_param_cnt + ap->option_cnt + ap->variant_param_cnt; ap->total_input_param_cnt = (char)tipc; if(tipc>0) { if((exit_status = setup_input_param_range_stores(tipc,ap))<0) return(exit_status); if((exit_status = setup_input_param_defaultval_stores(tipc,ap))<0) return(exit_status); if((exit_status = setup_and_init_input_param_activity(dz,tipc))<0) return(exit_status); } brkcnt = tipc; if(dz->input_data_type==UNRANGED_BRKFILE_ONLY) { dz->extrabrkno = brkcnt; brkcnt++; /* create brktable poniter for param0, and use point to and read (parray) input data during process */ } else brkcnt++; if(brkcnt>0) { if((exit_status = setup_and_init_input_brktable_constants(dz,brkcnt))<0) return(exit_status); } if((storage_cnt = tipc + ap->internal_param_cnt)>0) { if((exit_status = setup_parameter_storage_and_constants(storage_cnt,dz))<0) return(exit_status); if((exit_status = initialise_is_int_and_no_brk_constants(storage_cnt,dz))<0) return(exit_status); } if((exit_status = mark_parameter_types(dz,ap))<0) return(exit_status); if((exit_status = establish_bufptrs_and_extra_buffers(dz))<0) return(exit_status); if((exit_status = setup_internal_arrays_and_array_pointers(dz))<0) return(exit_status); return(FINISHED); } /******************************** SETUP_AND_INIT_INPUT_BRKTABLE_CONSTANTS ********************************/ int setup_and_init_input_brktable_constants(dataptr dz,int brkcnt) { int n; if((dz->brk = (double **)malloc(brkcnt * sizeof(double *)))==NULL) { sprintf(errstr,"setup_and_init_input_brktable_constants(): 1\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } if((dz->brkptr = (double **)malloc(brkcnt * sizeof(double *)))==NULL) { sprintf(errstr,"setup_and_init_input_brktable_constants(): 6\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } if((dz->brksize = (int *)malloc(brkcnt * sizeof(int)))==NULL) { sprintf(errstr,"setup_and_init_input_brktable_constants(): 2\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } if((dz->firstval = (double *)malloc(brkcnt * sizeof(double)))==NULL) { sprintf(errstr,"setup_and_init_input_brktable_constants(): 3\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } if((dz->lastind = (double *)malloc(brkcnt * sizeof(double)))==NULL) { sprintf(errstr,"setup_and_init_input_brktable_constants(): 4\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } if((dz->lastval = (double *)malloc(brkcnt * sizeof(double)))==NULL) { sprintf(errstr,"setup_and_init_input_brktable_constants(): 5\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } if((dz->brkinit = (int *)malloc(brkcnt * sizeof(int)))==NULL) { sprintf(errstr,"setup_and_init_input_brktable_constants(): 7\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } for(n=0;nbrk[n] = NULL; dz->brkptr[n] = NULL; dz->brkinit[n] = 0; dz->brksize[n] = 0; } return(FINISHED); } /********************** SETUP_PARAMETER_STORAGE_AND_CONSTANTS ********************/ /* RWD mallo changed to calloc; helps debug verison run as release! */ int setup_parameter_storage_and_constants(int storage_cnt,dataptr dz) { if((dz->param = (double *)calloc(storage_cnt, sizeof(double)))==NULL) { sprintf(errstr,"setup_parameter_storage_and_constants(): 1\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } if((dz->iparam = (int *)calloc(storage_cnt, sizeof(int) ))==NULL) { sprintf(errstr,"setup_parameter_storage_and_constants(): 2\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } if((dz->is_int = (char *)calloc(storage_cnt, sizeof(char)))==NULL) { sprintf(errstr,"setup_parameter_storage_and_constants(): 3\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } if((dz->no_brk = (char *)calloc(storage_cnt, sizeof(char)))==NULL) { sprintf(errstr,"setup_parameter_storage_and_constants(): 5\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } return(FINISHED); } /************** INITIALISE_IS_INT_AND_NO_BRK_CONSTANTS *****************/ int initialise_is_int_and_no_brk_constants(int storage_cnt,dataptr dz) { int n; for(n=0;nis_int[n] = (char)0; dz->no_brk[n] = (char)0; } return(FINISHED); } /***************************** MARK_PARAMETER_TYPES **************************/ int mark_parameter_types(dataptr dz,aplptr ap) { int n, m; /* PARAMS */ for(n=0;nmax_param_cnt;n++) { switch(ap->param_list[n]) { case('0'): break; /* dz->is_active[n] = 0 is default */ case('i'): dz->is_active[n] = (char)1; dz->is_int[n] = (char)1;dz->no_brk[n] = (char)1; break; case('I'): dz->is_active[n] = (char)1; dz->is_int[n] = (char)1; break; case('d'): dz->is_active[n] = (char)1; dz->no_brk[n] = (char)1; break; case('D'): dz->is_active[n] = (char)1; /* normal case: double val or brkpnt file */ break; default: sprintf(errstr,"Programming error: invalid parameter type in mark_parameter_types()\n"); // if(!sloom) // fprintf(stderr,errstr); return(PROGRAM_ERROR); } } /* OPTIONS */ for(n=0,m=ap->max_param_cnt;noption_cnt;n++,m++) { switch(ap->option_list[n]) { case('i'): dz->is_active[m] = (char)1; dz->is_int[m] = (char)1; dz->no_brk[m] = (char)1; break; case('I'): dz->is_active[m] = (char)1; dz->is_int[m] = (char)1; break; case('d'): dz->is_active[m] = (char)1; dz->no_brk[m] = (char)1; break; case('D'): dz->is_active[m] = (char)1; /* normal case: double val or brkpnt file */ break; default: sprintf(errstr,"Programming error: invalid option type in mark_parameter_types()\n"); // if(!sloom) // fprintf(stderr,errstr); return(PROGRAM_ERROR); } } /* VARIANTS */ for(n=0,m=ap->max_param_cnt + ap->option_cnt;n < ap->variant_param_cnt; n++, m++) { switch(ap->variant_list[n]) { case('0'): break; case('i'): dz->is_active[m] = (char)1; dz->is_int[m] = (char)1; dz->no_brk[m] = (char)1; break; case('I'): dz->is_active[m] = (char)1; dz->is_int[m] = (char)1; break; case('d'): dz->is_active[m] = (char)1; dz->no_brk[m] = (char)1; break; case('D'): dz->is_active[m] = (char)1; /* normal case: double val or brkpnt file */ break; default: sprintf(errstr,"Programming error: invalid variant type in mark_parameter_types()\n"); // if(!sloom) // fprintf(stderr,errstr); return(PROGRAM_ERROR); } } /* INTERNAL */ for(n=0, m=ap->max_param_cnt + ap->option_cnt + ap->variant_param_cnt; ninternal_param_cnt; n++,m++) { switch(ap->internal_param_list[n]) { case('0'): break; /* dummy variables: variables not used: but important for internal paream numbering!! */ case('i'): dz->is_int[m] = (char)1; dz->no_brk[m] = (char)1; break; case('d'): dz->no_brk[m] = (char)1; break; default: sprintf(errstr,"Programming error: invalid internal param type in mark_parameter_types()\n"); // if(!sloom) // fprintf(stderr,errstr); return(PROGRAM_ERROR); } } return(FINISHED); } /************************ HANDLE_THE_OUTFILE *********************/ int handle_the_outfile(int *cmdlinecnt,char ***cmdline,dataptr dz) { char *filename = (*cmdline)[0]; if(filename[0]=='-' && filename[1]=='f') { dz->floatsam_output = 1; dz->true_outfile_stype = SAMP_FLOAT; filename+= 2; } if(!sloom) { if(file_has_invalid_startchar(filename) || value_is_numeric(filename)) { sprintf(errstr,"Outfile name %s has invalid start character(s) or looks too much like a number.\n",filename); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } } strcpy(dz->outfilename,filename); (*cmdline)++; (*cmdlinecnt)--; return(FINISHED); } /************************ OPEN_THE_OUTFILE *********************/ int open_the_outfile(dataptr dz) { int exit_status; if((exit_status = create_sized_outfile(dz->outfilename,dz))<0) return(exit_status); return(FINISHED); } /***************************** ESTABLISH_APPLICATION **************************/ int establish_application(dataptr dz) { aplptr ap; if((dz->application = (aplptr)malloc(sizeof (struct applic)))==NULL) { sprintf(errstr,"establish_application()\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } ap = dz->application; memset((char *)ap,0,sizeof(struct applic)); return(FINISHED); } /************************* INITIALISE_VFLAGS *************************/ int initialise_vflags(dataptr dz) { int n; if((dz->vflag = (char *)malloc(dz->application->vflag_cnt * sizeof(char)))==NULL) { sprintf(errstr,"INSUFFICIENT MEMORY: vflag store,\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } for(n=0;napplication->vflag_cnt;n++) dz->vflag[n] = FALSE; return FINISHED; } /************************* SETUP_INPUT_PARAM_DEFAULTVALS *************************/ int setup_input_param_defaultval_stores(int tipc,aplptr ap) { int n; if((ap->default_val = (double *)malloc(tipc * sizeof(double)))==NULL) { sprintf(errstr,"INSUFFICIENT MEMORY for application default values store\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } for(n=0;ndefault_val[n] = 0.0; return(FINISHED); } /***************************** SETUP_AND_INIT_INPUT_PARAM_ACTIVITY **************************/ int setup_and_init_input_param_activity(dataptr dz,int tipc) { int n; if((dz->is_active = (char *)malloc((size_t)tipc))==NULL) { sprintf(errstr,"setup_and_init_input_param_activity()\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } for(n=0;nis_active[n] = (char)0; return(FINISHED); } /************************* SETUP_TIMESERIES_APPLICATION *******************/ int setup_timeseries_application(dataptr dz) { int exit_status; aplptr ap; if((exit_status = establish_application(dz))<0) // GLOBAL return(FAILED); ap = dz->application; dz->bufcnt = 1; // SEE parstruct FOR EXPLANATION of next 2 functions switch(dz->process) { case(TS_OSCIL): if((exit_status = set_param_data(ap,0 ,1,1,"D"))<0) return(FAILED); if((exit_status = set_vflgs(ap,"d",1,"d","cf",2,0,"00"))<0) return(FAILED); dz->input_data_type = NUMLIST_ONLY; dz->process_type = UNEQUAL_SNDFILE; dz->outfiletype = SNDFILE_OUT; break; case(TS_TRACE): if((exit_status = set_param_data(ap,TS_HARM ,3,3,"Ddd"))<0) return(FAILED); if((exit_status = set_vflgs(ap,"d",1,"d","cf",2,0,"00"))<0) return(FAILED); dz->input_data_type = NUMLIST_ONLY; dz->process_type = UNEQUAL_SNDFILE; dz->outfiletype = SNDFILE_OUT; break; } // set_legal_infile_structure --> dz->has_otherfile = FALSE; // assign_process_logic --> return application_init(dz); //GLOBAL } /************************* SETUP_TIMESERIES_PARAM_RANGES_AND_DEFAULTS *******************/ int setup_timeseries_param_ranges_and_defaults(dataptr dz) { int exit_status; aplptr ap = dz->application; // set_param_ranges() ap->total_input_param_cnt = (char)(ap->max_param_cnt + ap->option_cnt + ap->variant_param_cnt); // NB total_input_param_cnt is > 0 !!! if((exit_status = setup_input_param_range_stores(ap->total_input_param_cnt,ap))<0) return(FAILED); // get_param_ranges() switch(dz->process) { case(TS_OSCIL): ap->lo[TS_TSTRETCH] = 0; ap->hi[TS_TSTRETCH] = TS_MAXOCT; ap->default_val[TS_TSTRETCH] = 0; ap->lo[TS_OMAXDUR] = 1; ap->hi[TS_OMAXDUR] = 60; ap->default_val[TS_OMAXDUR] = 10; break; case(TS_TRACE): ap->lo[TS_TSTRETCH] = 1; ap->hi[TS_TSTRETCH] = TS_MAXTSTRETCH; ap->default_val[TS_TSTRETCH] = 0; ap->lo[TS_FRQ] = TS_MINFRQ; ap->hi[TS_FRQ] = dz->nyquist/2.0; ap->default_val[TS_FRQ] = 440.0; ap->lo[TS_HALFRANGE] = 0; ap->hi[TS_HALFRANGE] = TS_MAXRANGE; ap->default_val[TS_HALFRANGE] = TS_DFLTRANGE; ap->lo[TS_TMAXDUR] = 0; ap->hi[TS_TMAXDUR] = 600; ap->default_val[TS_TMAXDUR] = 0; break; } dz->maxmode = 0; if(!sloom) put_default_vals_in_all_params(dz); return(FINISHED); } /********************************* PARSE_SLOOM_DATA *********************************/ int parse_sloom_data(int argc,char *argv[],char ***cmdline,int *cmdlinecnt,dataptr dz) { int exit_status; int cnt = 1, infilecnt; int filesize, insams, inbrksize; double dummy; int true_cnt = 0; // aplptr ap; while(cnt<=PRE_CMDLINE_DATACNT) { if(cnt > argc) { sprintf(errstr,"Insufficient data sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } switch(cnt) { case(1): if(sscanf(argv[cnt],"%d",&dz->process)!=1) { sprintf(errstr,"Cannot read process no. sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(2): if(sscanf(argv[cnt],"%d",&dz->mode)!=1) { sprintf(errstr,"Cannot read mode no. sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } if(dz->mode > 0) dz->mode--; //setup_particular_application() = if((exit_status = setup_timeseries_application(dz))<0) return(exit_status); // ap = dz->application; break; case(3): if(sscanf(argv[cnt],"%d",&infilecnt)!=1) { sprintf(errstr,"Cannot read infilecnt sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } if(infilecnt < 1) { true_cnt = cnt + 1; cnt = PRE_CMDLINE_DATACNT; /* force exit from loop after assign_file_data_storage */ } if((exit_status = assign_file_data_storage(infilecnt,dz))<0) return(exit_status); break; case(INPUT_FILETYPE+4): if(sscanf(argv[cnt],"%d",&dz->infile->filetype)!=1) { sprintf(errstr,"Cannot read filetype sent from TK (%s)\n",argv[cnt]); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_FILESIZE+4): if(sscanf(argv[cnt],"%d",&filesize)!=1) { sprintf(errstr,"Cannot read infilesize sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } dz->insams[0] = filesize; break; case(INPUT_INSAMS+4): if(sscanf(argv[cnt],"%d",&insams)!=1) { sprintf(errstr,"Cannot read insams sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } dz->insams[0] = insams; break; case(INPUT_SRATE+4): if(sscanf(argv[cnt],"%d",&dz->infile->srate)!=1) { sprintf(errstr,"Cannot read srate sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_CHANNELS+4): if(sscanf(argv[cnt],"%d",&dz->infile->channels)!=1) { sprintf(errstr,"Cannot read channels sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_STYPE+4): if(sscanf(argv[cnt],"%d",&dz->infile->stype)!=1) { sprintf(errstr,"Cannot read stype sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_ORIGSTYPE+4): if(sscanf(argv[cnt],"%d",&dz->infile->origstype)!=1) { sprintf(errstr,"Cannot read origstype sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_ORIGRATE+4): if(sscanf(argv[cnt],"%d",&dz->infile->origrate)!=1) { sprintf(errstr,"Cannot read origrate sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_MLEN+4): if(sscanf(argv[cnt],"%d",&dz->infile->Mlen)!=1) { sprintf(errstr,"Cannot read Mlen sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_DFAC+4): if(sscanf(argv[cnt],"%d",&dz->infile->Dfac)!=1) { sprintf(errstr,"Cannot read Dfac sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_ORIGCHANS+4): if(sscanf(argv[cnt],"%d",&dz->infile->origchans)!=1) { sprintf(errstr,"Cannot read origchans sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_SPECENVCNT+4): if(sscanf(argv[cnt],"%d",&dz->infile->specenvcnt)!=1) { sprintf(errstr,"Cannot read specenvcnt sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } dz->specenvcnt = dz->infile->specenvcnt; break; case(INPUT_WANTED+4): if(sscanf(argv[cnt],"%d",&dz->wanted)!=1) { sprintf(errstr,"Cannot read wanted sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_WLENGTH+4): if(sscanf(argv[cnt],"%d",&dz->wlength)!=1) { sprintf(errstr,"Cannot read wlength sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_OUT_CHANS+4): if(sscanf(argv[cnt],"%d",&dz->out_chans)!=1) { sprintf(errstr,"Cannot read out_chans sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; /* RWD these chanegs to samps - tk will have to deal with that! */ case(INPUT_DESCRIPTOR_BYTES+4): if(sscanf(argv[cnt],"%d",&dz->descriptor_samps)!=1) { sprintf(errstr,"Cannot read descriptor_samps sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_IS_TRANSPOS+4): if(sscanf(argv[cnt],"%d",&dz->is_transpos)!=1) { sprintf(errstr,"Cannot read is_transpos sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_COULD_BE_TRANSPOS+4): if(sscanf(argv[cnt],"%d",&dz->could_be_transpos)!=1) { sprintf(errstr,"Cannot read could_be_transpos sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_COULD_BE_PITCH+4): if(sscanf(argv[cnt],"%d",&dz->could_be_pitch)!=1) { sprintf(errstr,"Cannot read could_be_pitch sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_DIFFERENT_SRATES+4): if(sscanf(argv[cnt],"%d",&dz->different_srates)!=1) { sprintf(errstr,"Cannot read different_srates sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_DUPLICATE_SNDS+4): if(sscanf(argv[cnt],"%d",&dz->duplicate_snds)!=1) { sprintf(errstr,"Cannot read duplicate_snds sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_BRKSIZE+4): if(sscanf(argv[cnt],"%d",&inbrksize)!=1) { sprintf(errstr,"Cannot read brksize sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } if(inbrksize > 0) { switch(dz->input_data_type) { case(WORDLIST_ONLY): case(NUMLIST_ONLY): break; case(PITCH_AND_PITCH): case(PITCH_AND_TRANSPOS): case(TRANSPOS_AND_TRANSPOS): dz->tempsize = inbrksize; break; case(BRKFILES_ONLY): case(UNRANGED_BRKFILE_ONLY): case(DB_BRKFILES_ONLY): case(ALL_FILES): case(ANY_NUMBER_OF_ANY_FILES): if(dz->extrabrkno < 0) { sprintf(errstr,"Storage location number for brktable not established by CDP.\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } if(dz->brksize == NULL) { sprintf(errstr,"CDP has not established storage space for input brktable.\n"); // if(!sloom) // fprintf(stderr,errstr); return(PROGRAM_ERROR); } dz->brksize[dz->extrabrkno] = inbrksize; break; default: sprintf(errstr,"TK sent brktablesize > 0 for input_data_type [%d] not using brktables.\n",dz->input_data_type); // if(!sloom) // fprintf(stderr,errstr); return(PROGRAM_ERROR); } break; } break; case(INPUT_NUMSIZE+4): if(sscanf(argv[cnt],"%d",&dz->numsize)!=1) { sprintf(errstr,"Cannot read numsize sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_LINECNT+4): if(sscanf(argv[cnt],"%d",&dz->linecnt)!=1) { sprintf(errstr,"Cannot read linecnt sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_ALL_WORDS+4): if(sscanf(argv[cnt],"%d",&dz->all_words)!=1) { sprintf(errstr,"Cannot read all_words sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_ARATE+4): if(sscanf(argv[cnt],"%f",&dz->infile->arate)!=1) { sprintf(errstr,"Cannot read arate sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_FRAMETIME+4): if(sscanf(argv[cnt],"%lf",&dummy)!=1) { sprintf(errstr,"Cannot read frametime sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } dz->frametime = (float)dummy; break; case(INPUT_WINDOW_SIZE+4): if(sscanf(argv[cnt],"%f",&dz->infile->window_size)!=1) { sprintf(errstr,"Cannot read window_size sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_NYQUIST+4): if(sscanf(argv[cnt],"%lf",&dz->nyquist)!=1) { sprintf(errstr,"Cannot read nyquist sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_DURATION+4): if(sscanf(argv[cnt],"%lf",&dz->duration)!=1) { sprintf(errstr,"Cannot read duration sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_MINBRK+4): if(sscanf(argv[cnt],"%lf",&dz->minbrk)!=1) { sprintf(errstr,"Cannot read minbrk sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_MAXBRK+4): if(sscanf(argv[cnt],"%lf",&dz->maxbrk)!=1) { sprintf(errstr,"Cannot read maxbrk sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_MINNUM+4): if(sscanf(argv[cnt],"%lf",&dz->minnum)!=1) { sprintf(errstr,"Cannot read minnum sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; case(INPUT_MAXNUM+4): if(sscanf(argv[cnt],"%lf",&dz->maxnum)!=1) { sprintf(errstr,"Cannot read maxnum sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } break; default: sprintf(errstr,"case switch item missing: parse_sloom_data()\n"); // if(!sloom) // fprintf(stderr,errstr); return(PROGRAM_ERROR); } cnt++; } if(cnt!=PRE_CMDLINE_DATACNT+1) { sprintf(errstr,"Insufficient pre-cmdline params sent from TK\n"); // if(!sloom) // fprintf(stderr,errstr); return(DATA_ERROR); } if(true_cnt) cnt = true_cnt; *cmdlinecnt = 0; while(cnt < argc) { if((exit_status = get_tk_cmdline_word(cmdlinecnt,cmdline,argv[cnt]))<0) return(exit_status); cnt++; } return(FINISHED); } /********************************* GET_TK_CMDLINE_WORD *********************************/ int get_tk_cmdline_word(int *cmdlinecnt,char ***cmdline,char *q) { if(*cmdlinecnt==0) { if((*cmdline = (char **)malloc(sizeof(char *)))==NULL) { sprintf(errstr,"INSUFFICIENT MEMORY for TK cmdline array.\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } } else { if((*cmdline = (char **)realloc(*cmdline,((*cmdlinecnt)+1) * sizeof(char *)))==NULL) { sprintf(errstr,"INSUFFICIENT MEMORY for TK cmdline array.\n"); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } } if(((*cmdline)[*cmdlinecnt] = (char *)malloc((strlen(q) + 1) * sizeof(char)))==NULL) { sprintf(errstr,"INSUFFICIENT MEMORY for TK cmdline item %d.\n",(*cmdlinecnt)+1); // if(!sloom) // fprintf(stderr,errstr); return(MEMORY_ERROR); } strcpy((*cmdline)[*cmdlinecnt],q); (*cmdlinecnt)++; return(FINISHED); } /****************************** ASSIGN_FILE_DATA_STORAGE *********************************/ int assign_file_data_storage(int infilecnt,dataptr dz) { int exit_status; int no_sndfile_system_files = FALSE; dz->infilecnt = infilecnt; if((exit_status = allocate_filespace(dz))<0) return(exit_status); if(no_sndfile_system_files) dz->infilecnt = 0; return(FINISHED); } /************************* SETUP_INTERNAL_ARRAYS_AND_ARRAY_POINTERS *******************/ int setup_internal_arrays_and_array_pointers(dataptr dz) { int n; dz->array_cnt = 3; if((dz->parray = (double **)malloc(dz->array_cnt * sizeof(double *)))==NULL) { sprintf(errstr,"INSUFFICIENT MEMORY for internal double arrays.\n"); return(MEMORY_ERROR); } for(n=0;narray_cnt;n++) dz->parray[n] = NULL; return(FINISHED); } /************************* redundant functions: to ensure libs compile OK *******************/ int assign_process_logic(dataptr dz) { return(FINISHED); } void set_legal_infile_structure(dataptr dz) {} int set_legal_internalparam_structure(int process,int mode,aplptr ap) { return(FINISHED); } int establish_bufptrs_and_extra_buffers(dataptr dz) { dz->extra_bufcnt = 0; dz->bptrcnt = 1; dz->bufcnt = 1; return establish_groucho_bufptrs_and_extra_buffers(dz); } int read_special_data(char *str,dataptr dz) { return(FINISHED); } int inner_loop (int *peakscore,int *descnt,int *in_start_portion,int *least,int *pitchcnt,int windows_in_buf,dataptr dz) { return(FINISHED); } int get_process_no(char *prog_identifier_from_cmdline,dataptr dz) { return(FINISHED); } /******************************** USAGE1 ********************************/ int usage1(void) { fprintf(stderr, "\nCREATE SOUND FROM TIME-SERIES TEXT DATA\n\n" "USAGE: ts NAME parameters\n" "\n" "where NAME can be any one of\n" "\n" "oscil trace\n\n" "Type 'ts oscil' for more info on ts oscil..ETC.\n"); return(USAGE_ONLY); } /**************************** CHECK_TIMESERIES_PARAM_VALIDITY_AND_CONSISTENCY *****************************/ int check_timeseries_param_validity_and_consistency(dataptr dz) { int exit_status; double centrefrq, maxtranspos, maxfrq, maxharm, brkmax; int maxpos; if(dz->process == TS_TRACE) { if(dz->brksize[TS_FRQ] > 0) { if ((exit_status = get_maxvalue_in_brktable(&brkmax,TS_FRQ,dz)) < 0) return(exit_status); centrefrq = brkmax; } else centrefrq = dz->param[TS_FRQ]; if(dz->brksize[TS_HALFRANGE] > 0) { if ((exit_status = get_maxvalue_in_brktable(&brkmax,TS_HALFRANGE,dz)) < 0) return(exit_status); maxtranspos = pow(2.0,(brkmax/12.0)); } else maxtranspos = pow(2.0,(dz->param[TS_HALFRANGE]/12.0)); maxfrq = centrefrq * maxtranspos; maxharm = dz->scalefact; maxfrq *= maxharm; if(maxfrq >= dz->nyquist) { maxpos = (int)floor(dz->nyquist/(centrefrq * maxtranspos)); if(maxpos < 1) sprintf(errstr,"All output too high for (max) frq and range."); else sprintf(errstr,"Max harmonic (%d) too high for (max) frq and range.\nMax possible harmonic = %d\n",(int) round(maxharm),maxpos); //RWD added cast return(DATA_ERROR); } if(dz->param[TS_TMAXDUR] <= 0.0) { if(dz->vflag[1]) { sprintf(errstr,"Loop-forcing flag (-f) set, but no max duration given."); return(DATA_ERROR); } dz->wanted = 0; } else if(dz->param[TS_TMAXDUR] < 1.0) { sprintf(errstr,"Maximum duration must be >= 1 second\n"); return(DATA_ERROR); } else dz->wanted = (int)round(dz->param[TS_TMAXDUR] * SPEKSR); } else { if(!dz->brksize[TS_TSTRETCH]) dz->param[TS_TSTRETCH] = pow(2.0,dz->param[TS_TSTRETCH]); /* convert octaves to frq(time) ratio, for "oscil" */ if(dz->param[TS_OMAXDUR] <= 0.0) dz->wanted = 0; else if(dz->param[TS_OMAXDUR] < 1.0) { sprintf(errstr,"Maximum duration must be >= 1 second\n"); return(DATA_ERROR); } else dz->wanted = (int)round(dz->param[TS_OMAXDUR] * SPEKSR); } return(FINISHED); } /********************************************************************************************/ int get_the_process_no(char *prog_identifier_from_cmdline,dataptr dz) { if(!strcmp(prog_identifier_from_cmdline,"oscil")) dz->process = TS_OSCIL; else if(!strcmp(prog_identifier_from_cmdline,"trace")) dz->process = TS_TRACE; else { sprintf(errstr,"Unknown program identification string '%s'\n",prog_identifier_from_cmdline); // if(!sloom) // fprintf(stderr,errstr); return(USAGE_ONLY); } return(FINISHED); } /******************************** USAGE2 ********************************/ int usage2(char *str) { if(!strcmp(str,"oscil")) { fprintf(stderr, "USAGE: ts oscil indata outsnd downsample [-dmaxdur] [-c] [-f]\n" "\n" "Treat data in time-series format (list of numbers) as a soundwave plot.\n" "\n" "INDATA text data as a list of numerical values.\n" "OUTSOUND sound output file.\n" "DOWNSAMPLE downward transposition of data in octaves (0 - %d)\n" " (= timestretch as a power of two)\n" " Can vary over time (time values are times in output sound).\n" "MAXDUR max duration of output (range 1 - 600).\n" "-c Interpolate downsampled data using cubic spline (default linear).\n" "-f Force duration to 'maxdur' (if ness) by looping input data.\n" " (invalid flag if no 'maxdur' specified).\n" "\n",TS_MAXOCT); } else if(!strcmp(str,"trace")) { fprintf(stderr, "USAGE: ts trace indata outsnd harmdata tstr frq hrange [-dmaxdur] [-c] [-f]\n" "\n" "Treat data in time-series format (list of numbers) as the pitch-trace\n" "of some defined waveform.\n" "\n" "INDATA text data as a list of numerical values.\n" "OUTSOUND sound output file.\n" "HARMDATA textfile: list of number pairs = 'harmonic-number amplitude'\n" " for each harmonic in waveform. \n" " Fractional values (> 1) will generate inharmonic spectra.\n" " '0' (zero), instead of a filename, will output a pure sinetone.\n" "TSTR time stretch of data (range 1 - %d).\n" " Can vary over time (time values are times in output sound).\n" "FRQ frequency of the mean pitch of the output (range %.0lf - %d).\n" "HRANGE pitch range upwards (or down) from mean, in semitones (range 0 - %d).\n" "MAXDUR max duration of output (range 1 - 600).\n" "-c Interpolate time-stretched data using cubic spline (default linear).\n" "-f Force duration to 'maxdur' (if ness) by looping input data.\n" " (invalid flag if no 'maxdur' specified).\n" "\n",TS_MAXTSTRETCH,TS_MINFRQ,SPEKSR/4,TS_MAXRANGE); } else fprintf(stdout,"Unknown option '%s'\n",str); return(USAGE_ONLY); } int usage3(char *str1,char *str2) { fprintf(stderr,"Insufficient parameters on command line.\n"); return(USAGE_ONLY); } /******************************** INIT_SPECSYNTH (redundant) ********************************/ void init_specsynth(dataptr dz) { dz->outfile->stype = dz->infile->stype = SAMP_SHORT; dz->outfile->channels = dz->infile->channels = 1; dz->outfile->srate = dz->infile->srate = SPEKSR; dz->nyquist = (double)(SPEKSR / 2.0); dz->needpeaks = 0; } /**************************** ALLOCATE_TIMESERIES_BUFFER ******************************/ int allocate_timeseries_buffer(dataptr dz) { int exit_status; dz->bufcnt = 1; exit_status = create_sndbufs(dz); return(exit_status); } /************************** HANDLE_THE_SPECIAL_DATA **********************************/ int handle_the_special_data(int *cmdlinecnt,char ***cmdline,dataptr dz) { int cnt, is_harmno, isfile = 1, m, n; char *filename = (*cmdline)[0]; FILE *fp = NULL; double *p, dummy, maxharmno = -1.0; char temp[200], *q; if(!strcmp(filename,"0")) { cnt = 2; isfile = 0; } else { if((fp = fopen(filename,"r"))==NULL) { sprintf(errstr, "Can't open data file %s to read data.\n",filename); return(DATA_ERROR); } cnt = 0; p = &dummy; while(fgets(temp,200,fp)==temp) { q = temp; if(*q == ';') // Allow comments in file continue; while(get_float_with_e_from_within_string(&q,p)) cnt++; } if(cnt == 0) { sprintf(errstr,"No data in data file %s\n",filename); return(DATA_ERROR); } if((cnt % 2) != 0) { sprintf(errstr,"data in file %s not paired correctly.\n",filename); return(DATA_ERROR); } } dz->itemcnt = 0; if((dz->parray[TS_HARMONICS] = (double *)malloc(cnt * sizeof(double)))==NULL) { sprintf(errstr,"INSUFFICIENT MEMORY for input data in file %s.\n",filename); return(MEMORY_ERROR); } if(!isfile) { dz->parray[TS_HARMONICS][0] = 1.0; dz->parray[TS_HARMONICS][1] = 1.0; dz->itemcnt = 1; dz->scalefact = 1.0; } else { fseek(fp,0,0); p = dz->parray[TS_HARMONICS]; is_harmno = 1; while(fgets(temp,200,fp)==temp) { q = temp; if(*q == ';') // Allow comments in file continue; while(get_float_with_e_from_within_string(&q,p)) { dummy = *p; if(is_harmno) { if(dummy < 1) { sprintf(errstr,"Invalid harmonic number (%lf) in file %s (min = 1)\n",dummy,filename); return(DATA_ERROR); } if(dummy > maxharmno) maxharmno = dummy; } else { if((dummy <= 0.0) || (dummy > 1.0)) { sprintf(errstr,"harmonic amplitude (%lf) out of range (>0-1) in file %s.\n",dummy,filename); return(DATA_ERROR); } dz->itemcnt++; } is_harmno = !is_harmno; p++; } } if(fclose(fp)<0) { fprintf(stdout,"WARNING: Failed to close file %s.\n",filename); fflush(stdout); } dz->scalefact = maxharmno; for(n = 0; n < dz->itemcnt-1; n++) { m = n+1; while(m < dz->itemcnt) { if(flteq(dz->parray[TS_HARMONICS][n*2],dz->parray[TS_HARMONICS][m*2])) { sprintf(errstr,"Duplicated harmonic number (%lf) in file %s.\n",dz->parray[TS_HARMONICS][n*2], filename); //RWD added filename arg - correct? return(DATA_ERROR); } m++; } } } if((dz->fbandbot = (double *)malloc(dz->itemcnt * sizeof(double)))==NULL) { // Stores pointers into sintable sprintf(errstr,"INSUFFICIENT MEMORY to create harmonics-reading pointers.\n"); return(MEMORY_ERROR); } (*cmdline)++; (*cmdlinecnt)--; return(FINISHED); } /************************** GET_FLOAT_WITH_E_FROM_WITHIN_STRING ************************** * takes a pointer TO A POINTER to a string. If it succeeds in finding * a float it returns the float value (*val), and it's new position in the * string (*str). */ int get_float_with_e_from_within_string(char **str,double *val) { char *p, *valstart; int decimal_point_cnt = 0, has_digits = 0, has_e = 0, lastchar = 0; p = *str; while(isspace(*p)) p++; valstart = p; switch(*p) { case('-'): break; case('.'): decimal_point_cnt=1; break; default: if(!isdigit(*p)) return(FALSE); has_digits = TRUE; break; } p++; while(!isspace(*p) && *p!=NEWLINE && *p!=ENDOFSTR) { if(isdigit(*p)) has_digits = TRUE; else if(*p == 'e') { if(has_e || !has_digits) return(FALSE); has_e = 1; } else if(*p == '-') { if(!has_e || (lastchar != 'e')) return(FALSE); } else if(*p == '.') { if(has_e || (++decimal_point_cnt>1)) return(FALSE); } else return(FALSE); lastchar = *p; p++; } if(!has_digits || sscanf(valstart,"%lf",val)!=1) return(FALSE); *str = p; return(TRUE); } /************************* PARSE_INFILE_AND_CHECK_TYPE *******************/ int parse_infile_and_check_type(char **cmdline,dataptr dz) { int exit_status; infileptr infile_info; if(!sloom) { if((infile_info = (infileptr)malloc(sizeof(struct filedata)))==NULL) { sprintf(errstr,"INSUFFICIENT MEMORY for infile structure to test file data."); return(MEMORY_ERROR); } else if((exit_status = cdparse(cmdline[0],infile_info))<0) { sprintf(errstr,"Failed to parse input file %s\n",cmdline[0]); return(PROGRAM_ERROR); } else if((exit_status = redefine_textfile_types2(infile_info,dz))<0) { sprintf(errstr,"Unknown data type in file %s\n",cmdline[0]); return(DATA_ERROR); } else if(infile_info->filetype != NUMLIST) { sprintf(errstr,"File %s is not of correct type\n",cmdline[0]); return(DATA_ERROR); } else if((exit_status = copy_parse_info_to_main_structure(infile_info,dz))<0) { sprintf(errstr,"Failed to copy file parsing information\n"); return(PROGRAM_ERROR); } free(infile_info); } return(FINISHED); } /************************************* REDEFINE_TEXTFILE_TYPES2 ******************************/ int redefine_textfile_types2(infileptr infile_info,dataptr dz) { switch(infile_info->filetype) { case(TRANSPOS_OR_NORMD_BRKFILE_OR_NUMLIST_OR_LINELIST_OR_WORDLIST): case(TRANSPOS_OR_NORMD_BRKFILE_OR_NUMLIST_OR_WORDLIST): case(TRANSPOS_OR_PITCH_BRKFILE_OR_NUMLIST_OR_LINELIST_OR_WORDLIST): case(TRANSPOS_OR_PITCH_BRKFILE_OR_NUMLIST_OR_WORDLIST): case(TRANSPOS_OR_UNRANGED_BRKFILE_OR_NUMLIST_OR_LINELIST_OR_WORDLIST): case(TRANSPOS_OR_UNRANGED_BRKFILE_OR_NUMLIST_OR_WORDLIST): case(NORMD_BRKFILE_OR_NUMLIST_OR_LINELIST_OR_WORDLIST): case(NORMD_BRKFILE_OR_NUMLIST_OR_WORDLIST): case(DB_BRKFILE_OR_NUMLIST_OR_LINELIST_OR_WORDLIST): case(DB_BRKFILE_OR_NUMLIST_OR_WORDLIST): case(PITCH_BRKFILE_OR_NUMLIST_OR_LINELIST_OR_WORDLIST): case(PITCH_BRKFILE_OR_NUMLIST_OR_WORDLIST): case(PITCH_POSITIVE_BRKFILE_OR_NUMLIST_OR_LINELIST_OR_WORDLIST): case(PITCH_POSITIVE_BRKFILE_OR_NUMLIST_OR_WORDLIST): case(UNRANGED_BRKFILE_OR_NUMLIST_OR_LINELIST_OR_WORDLIST): case(UNRANGED_BRKFILE_OR_NUMLIST_OR_WORDLIST): case(NUMLIST_OR_LINELIST_OR_WORDLIST): case(NUMLIST_OR_WORDLIST): case(POSITIVE_BRKFILE): case(POSITIVE_BRKFILE_OR_NUMLIST_OR_LINELIST_OR_WORDLIST): case(POSITIVE_BRKFILE_OR_NUMLIST_OR_WORDLIST): switch(dz->process) { case(TS_OSCIL): case(TS_TRACE): infile_info->filetype = NUMLIST; break; } break; default: sprintf(errstr,"Unknown input textfile type\n"); return(PROGRAM_ERROR); } return FINISHED; } /************************************* TS_OSCIL ******************************/ int ts_oscil(dataptr dz) { int exit_status; double mean, top, bottom, numend, pointer, step = 0.0, thisval, jj, val, valstep, atten, maxsamp, time, firststep = 1.0; double *secondderiv = NULL, *x = NULL, *y = NULL, *nums; int n, sampcnt, totsamps, hi, ii, samps_to_write; float *obuf; obuf = dz->sampbuf[0]; nums = dz->parray[TS_DATA]; numend = (double)(dz->numsize - 1); find_mean(&mean,&top,&bottom,dz); scale_data_in_one_to_minusone_range(mean,top,bottom,dz); if(dz->brksize[TS_TSTRETCH] || dz->param[TS_TSTRETCH] > 1) { sampcnt = 0; if(dz->brksize[TS_TSTRETCH]) { if((exit_status = read_value_from_brktable(0.0,TS_TSTRETCH,dz))<0) return(exit_status); dz->param[TS_TSTRETCH] = pow(2.0,dz->param[TS_TSTRETCH]); firststep = 1.0/dz->param[TS_TSTRETCH]; } else step = 1.0/dz->param[TS_TSTRETCH]; if (dz->vflag[0]) { // Cubic spline arrays if((secondderiv = (double *)malloc(dz->numsize * sizeof(double)))==NULL) { fprintf(stdout,"INSUFFICIENT MEMORY for storing slope of input data.\n"); fflush(stdout); return(MEMORY_ERROR); } if((x = (double *)malloc(dz->numsize * sizeof(double)))==NULL) { fprintf(stdout,"INSUFFICIENT MEMORY for storing x-coords of input data.\n"); fflush(stdout); return(MEMORY_ERROR); } if((y = (double *)malloc(dz->numsize * sizeof(double)))==NULL) { fprintf(stdout,"INSUFFICIENT MEMORY for storing y-coords of input data.\n"); fflush(stdout); return(MEMORY_ERROR); } if((exit_status = spline(nums,secondderiv,x,y,dz))<0) return(exit_status); // Test level, in case splining causes oscillator to curve out of range if(dz->brksize[TS_TSTRETCH]) step = firststep; pointer = step; hi = 0; atten = 1.0; maxsamp = 0.0; while(pointer < numend) { if((exit_status = splint(pointer,&thisval,&hi,dz->numsize,secondderiv,x,y))<0) return(FAILED); if(fabs(thisval) > maxsamp) maxsamp = fabs(thisval); pointer += step; } if(maxsamp > TS_MAXLEVEL) atten = TS_MAXLEVEL/maxsamp; for(;;) { totsamps = 0; if(dz->brksize[TS_TSTRETCH]) step = firststep; obuf[sampcnt++] = 0.0f; totsamps++; hi = 0; while(pointer < numend) { if((exit_status = splint(pointer,&thisval,&hi,dz->numsize,secondderiv,x,y))<0) return(FAILED); obuf[sampcnt++] = (float)(thisval * atten); if(sampcnt >= dz->buflen) { if((dz->wanted > 0) && dz->wanted <= dz->total_samps_written + dz->buflen) { samps_to_write = dz->wanted - dz->total_samps_written; if((exit_status = write_samps(obuf,samps_to_write,dz))<0) return(exit_status); return FINISHED; } if((exit_status = write_samps(obuf,dz->buflen,dz))<0) return(exit_status); sampcnt = 0; } if(dz->brksize[TS_TSTRETCH] && (totsamps % 256 == 0)) { time = (double)totsamps/(double)dz->infile->srate; if((exit_status = read_value_from_brktable(time,TS_TSTRETCH,dz))<0) return(exit_status); dz->param[TS_TSTRETCH] = pow(2.0,dz->param[TS_TSTRETCH]); step = 1.0/dz->param[TS_TSTRETCH]; } totsamps++; pointer += step; } if(!dz->vflag[1] || (dz->total_samps_written + sampcnt >= dz->wanted)) break; } } else { // LINEAR INTERP for(;;) { totsamps = 0; if(dz->brksize[TS_TSTRETCH]) step = firststep; pointer = 0.0; while (pointer < numend) { ii = (int)floor(pointer); jj = pointer - (double)ii; val = nums[ii]; valstep = nums[ii+1] - nums[ii]; valstep *= jj; obuf[sampcnt++] = (float)(val + valstep); if(sampcnt >= dz->buflen) { if((dz->wanted > 0) && dz->wanted <= dz->total_samps_written + dz->buflen) { samps_to_write = dz->wanted - dz->total_samps_written; if((exit_status = write_samps(obuf,samps_to_write,dz))<0) return(exit_status); return FINISHED; } if((exit_status = write_samps(obuf,dz->buflen,dz))<0) return(exit_status); sampcnt = 0; } if(dz->brksize[TS_TSTRETCH] && (totsamps % 256 == 0)) { time = (double)totsamps/(double)dz->infile->srate; if((exit_status = read_value_from_brktable(time,TS_TSTRETCH,dz))<0) return(exit_status); dz->param[TS_TSTRETCH] = pow(2.0,dz->param[TS_TSTRETCH]); step = 1.0/dz->param[TS_TSTRETCH]; } totsamps++; pointer += step; } if(!dz->vflag[1] || (dz->total_samps_written + sampcnt >= dz->wanted)) break; } } } else { // NO TIMESTRETCH sampcnt = 0; for(;;) { for(n=0;n < dz->numsize;n++) { if(sampcnt >= dz->buflen) { if((dz->wanted > 0) && dz->wanted <= dz->total_samps_written + dz->buflen) { samps_to_write = dz->wanted - dz->total_samps_written; if((exit_status = write_samps(obuf,samps_to_write,dz))<0) return(exit_status); return FINISHED; } if((exit_status = write_samps(obuf,dz->buflen,dz))<0) return(exit_status); sampcnt = 0; } obuf[sampcnt++] = (float)nums[n]; } if(!dz->vflag[1] || (dz->total_samps_written + sampcnt >= dz->wanted)) break; } } if(sampcnt > 0) { if((dz->wanted > 0) && dz->wanted < dz->total_samps_written + sampcnt) sampcnt = dz->wanted - dz->total_samps_written; if((exit_status = write_samps(obuf,sampcnt,dz))<0) return(exit_status); } return FINISHED; } /************************************* TS_TRACE ******************************/ int ts_trace(dataptr dz) { int exit_status, h, dotest = 0; double mean, top, bottom, numend, pointer, step = 0.0, thisval, jj, val, valstep, time, firststep = 1.0; double outval, maxoutval, atten, midpitch; double *secondderiv = NULL, *x = NULL, *y = NULL, *nums; int n, sampcnt, hi, ii, samps_to_write, totsamps; float *obuf; double incrementor = (double)TS_SINTABSIZE/(double)dz->infile->srate; // step forward in sintable, at 1 Hz if((exit_status = create_sintab(dz)) < 0) return(exit_status); obuf = dz->sampbuf[0]; nums = dz->parray[TS_DATA]; numend = (double)(dz->numsize - 1); find_mean(&mean,&top,&bottom,dz); // Scale data range to pitch-range specified scale_data_in_one_to_minusone_range(mean,top,bottom,dz); for(n = 0;n < dz->numsize; n++) nums[n] *= dz->param[TS_HALFRANGE]; midpitch = unchecked_hztomidi(dz->param[TS_FRQ]); for(n = 0;n < dz->numsize; n++) nums[n] += midpitch; if(dz->brksize[TS_TSTRETCH] || (dz->param[TS_TSTRETCH] > 1)) { if(dz->brksize[TS_TSTRETCH]) { if((exit_status = read_value_from_brktable(0.0,TS_TSTRETCH,dz))<0) return(exit_status); dz->param[TS_TSTRETCH] = pow(2.0,dz->param[TS_TSTRETCH]); firststep = 1.0/dz->param[TS_TSTRETCH]; } else step = 1.0/dz->param[TS_TSTRETCH]; if (dz->vflag[0]) { // Set up arrays and 2nd derivatives, for cubic spline if((secondderiv = (double *)malloc(dz->numsize * sizeof(double)))==NULL) { fprintf(stdout,"INSUFFICIENT MEMORY for storing slope of input data.\n"); fflush(stdout); return(MEMORY_ERROR); } if((x = (double *)malloc(dz->numsize * sizeof(double)))==NULL) { fprintf(stdout,"INSUFFICIENT MEMORY for storing x-coords of input data.\n"); fflush(stdout); return(MEMORY_ERROR); } if((y = (double *)malloc(dz->numsize * sizeof(double)))==NULL) { fprintf(stdout,"INSUFFICIENT MEMORY for storing y-coords of input data.\n"); fflush(stdout); return(MEMORY_ERROR); } if((exit_status = spline(nums,secondderiv,x,y,dz))<0) return(exit_status); find_mean(&mean,&top,&bottom,dz); // Find range of expanded data totsamps = 0; if(dz->brksize[TS_TSTRETCH]) step = firststep; pointer = step; // run cubic spline to test new top frq is within range hi = 0; while(pointer < numend) { if((exit_status = splint(pointer,&thisval,&hi,dz->numsize,secondderiv,x,y))<0) return(FAILED); if(thisval > top) { top = thisval; dotest = 1; } pointer += step; } if(dotest) { top = miditohz(top); if(top * dz->scalefact >= dz->nyquist) { // scalefact = max harmonic number fprintf(stdout,"CUBIC SPLINING adjustment sends highest harmonics beyond nyquist.\n"); fflush(stdout); return(DATA_ERROR); } } } } for(h = 0; h < dz->itemcnt;h++) // Preset-to-zero harmonic-pointers within sintab dz->fbandbot[h] = 0.0; maxoutval = 0.0; // Preset maxlevel, for maxlevel test atten = 1.0; // Preset overall attenuation sampcnt = 0; totsamps = 0; if(dz->brksize[TS_TSTRETCH]) step = firststep; if(dz->brksize[TS_TSTRETCH] || (dz->param[TS_TSTRETCH] > 1)) { if(dz->vflag[0]) { // CUBIC SPLINE INTERP // Do first pass for level test pointer = step; hi = 0; while(pointer < numend) { if((exit_status = splint(pointer,&thisval,&hi,dz->numsize,secondderiv,x,y))<0) return(FAILED); outval = calcsample(thisval,TS_SINTABSIZE,incrementor,dz); if(fabs(outval) >= maxoutval) maxoutval = outval; pointer += step; } if(maxoutval > TS_MAXLEVEL) atten = TS_MAXLEVEL/maxoutval; // Do real pass for(h = 0; h < dz->itemcnt;h++) // Reset harmonic-pointers within sintab dz->fbandbot[h] = 0.0; for(;;) { totsamps = 0; if(dz->brksize[TS_TSTRETCH]) step = firststep; obuf[sampcnt++] = 0.0f; // Splining assumes signal starts at zero totsamps++; pointer = step; hi = 0; while(pointer < numend) { if((exit_status = splint(pointer,&thisval,&hi,dz->numsize,secondderiv,x,y))<0) return(FAILED); outval = calcsample(thisval,TS_SINTABSIZE,incrementor,dz); obuf[sampcnt++] = (float)(outval * atten); // Scale by any attenuation required and advance to next sample if(sampcnt >= dz->buflen) { if((dz->wanted > 0) && dz->wanted <= dz->total_samps_written + dz->buflen) { samps_to_write = dz->wanted - dz->total_samps_written; if((exit_status = write_samps(obuf,samps_to_write,dz))<0) return(exit_status); return FINISHED; } if((exit_status = write_samps(obuf,dz->buflen,dz))<0) return(exit_status); sampcnt = 0; } totsamps++; if(dz->brksize[TS_TSTRETCH] && (totsamps % 256 == 0)) { time = (double)totsamps/(double)dz->infile->srate; if((exit_status = read_value_from_brktable(time,TS_TSTRETCH,dz))<0) return(exit_status); dz->param[TS_TSTRETCH] = pow(2.0,dz->param[TS_TSTRETCH]); step = 1.0/dz->param[TS_TSTRETCH]; } pointer += step; } if(!dz->vflag[1] || (dz->total_samps_written + sampcnt >= dz->wanted)) break; } } else { // LINEAR INTERP pointer = 0.0; // Do first pass for level test while (pointer < numend) { ii = (int)floor(pointer); jj = pointer - (double)ii; val = nums[ii]; valstep = nums[ii+1] - nums[ii]; valstep *= jj; val += valstep; outval = calcsample(val,TS_SINTABSIZE,incrementor,dz); if(fabs(outval) >= maxoutval) maxoutval = outval; pointer += step; } if(maxoutval > TS_MAXLEVEL) atten = TS_MAXLEVEL/maxoutval; // Do real pass for(h = 0; h < dz->itemcnt;h++) // Preset harmonic-pointers within sintab dz->fbandbot[h] = 0.0; for(;;) { if(dz->brksize[TS_TSTRETCH]) step = firststep; totsamps = 0; pointer = 0.0; while (pointer < numend) { ii = (int)floor(pointer); jj = pointer - (double)ii; val = nums[ii]; valstep = nums[ii+1] - nums[ii]; valstep *= jj; val += valstep; outval = calcsample(val,TS_SINTABSIZE,incrementor,dz); obuf[sampcnt++] = (float)(outval * atten); // Scale by any attenuation required and advance to next sample if(sampcnt >= dz->buflen) { if((dz->wanted > 0) && dz->wanted <= dz->total_samps_written + dz->buflen) { samps_to_write = dz->wanted - dz->total_samps_written; if((exit_status = write_samps(obuf,samps_to_write,dz))<0) return(exit_status); return FINISHED; } if((exit_status = write_samps(obuf,dz->buflen,dz))<0) return(exit_status); sampcnt = 0; } if(dz->brksize[TS_TSTRETCH] && (totsamps % 256 == 0)) { time = (double)totsamps/(double)dz->infile->srate; if((exit_status = read_value_from_brktable(time,TS_TSTRETCH,dz))<0) return(exit_status); dz->param[TS_TSTRETCH] = pow(2.0,dz->param[TS_TSTRETCH]); step = 1.0/dz->param[TS_TSTRETCH]; } totsamps++; pointer += step; } if(!dz->vflag[1] || (dz->total_samps_written + sampcnt >= dz->wanted)) break; } } } else { // NO TIMESTRETCH // Do first pass for level test for(n=0;n < dz->numsize;n++) { outval = calcsample(nums[n],TS_SINTABSIZE,incrementor,dz); if(fabs(outval) > maxoutval) maxoutval = outval; } if(maxoutval > TS_MAXLEVEL) atten = TS_MAXLEVEL/maxoutval; // Do real pass for(;;) { for(n=0;n < dz->numsize;n++) { outval = calcsample(nums[n],TS_SINTABSIZE,incrementor,dz); obuf[sampcnt++] = (float)(outval * atten); // Scale by any attenuation required and advance to next sample if(sampcnt >= dz->buflen) { if((dz->wanted > 0) && dz->wanted <= dz->total_samps_written + dz->buflen) { samps_to_write = dz->wanted - dz->total_samps_written; if((exit_status = write_samps(obuf,samps_to_write,dz))<0) return(exit_status); return FINISHED; } if((exit_status = write_samps(obuf,dz->buflen,dz))<0) return(exit_status); sampcnt = 0; } } if(!dz->vflag[1] || (dz->total_samps_written + sampcnt >= dz->wanted)) break; } } if(sampcnt > 0) { if((dz->wanted > 0) && dz->wanted < dz->total_samps_written + sampcnt) sampcnt = dz->wanted - dz->total_samps_written; if((exit_status = write_samps(obuf,sampcnt,dz))<0) return(exit_status); } return FINISHED; } /************************************* FIND_MEAN ******************************/ void find_mean(double *mean,double *top,double *bottom,dataptr dz) { double sum = 0.0, numax = -HUGE, numin = HUGE; double *nums = dz->parray[TS_DATA]; int n; sum = nums[0]; numax = nums[0]; numin = nums[0]; for(n = 1;n < dz->numsize; n++) { sum += nums[n]; if(nums[n] > numax) numax = nums[n]; if(nums[n] < numin) numin = nums[n]; } *mean = sum /(double)dz->numsize; *top = numax; *bottom = numin; } /************************************* SCALE_DATA_IN_ONE_TO_MINUSONE_RANGE ******************************/ void scale_data_in_one_to_minusone_range(double mean,double top,double bottom,dataptr dz) { int n; double *nums = dz->parray[TS_DATA]; double uprange = top - mean; double dnrange = mean - bottom; double maxrange = max(uprange,dnrange); for(n = 0;n < dz->numsize; n++) nums[n] -= mean; if(maxrange > 1.0) { for(n = 0;n < dz->numsize; n++) nums[n] /= maxrange; } } /************************************ SPLINE ************************************ * * This function returns the second derivative at all points of the curve. * * We assume that the curve is flat (first derivative = 0) at start and end points */ int spline(double *nums,double *secondderiv,double *x,double *y,dataptr dz) { double firstderivstt = 0.0, firstderivend = 0.0; double *u, sig, ppp, qend, uend; int i, k, arraylen = dz->numsize; if((u = (double *)malloc(arraylen * sizeof(double)))==NULL) { fprintf(stdout,"INSUFFICIENT MEMORY for slope calculations 1.\n"); fflush(stdout); return(MEMORY_ERROR); } for(i=0;inumsize;i++) { x[i] = (double)i; // TIME is the independent, monotonically increasing variable y[i] = nums[i]; } secondderiv[0] = -0.5; u[0] = (3.0/(x[1] - x[0])) * (((y[1] - y[0])/(x[1] - x[0])) - firstderivstt); for(i = 1;i < arraylen-1; i++) { sig = (x[i] - x[i-1])/(x[i+1] - x[i-1]); ppp = (sig * secondderiv[i-1]) + 2.0; secondderiv[i] = (sig - 1.0)/ppp; u[i] = ((y[i+1] - y[i])/(x[i+1] - x[i])) - ((y[i] - y[i-1])/(x[i] - x[i-1])); u[i] = (((6.0 * u[i])/(x[i+1] - x[i-1])) - (sig * u[i-1]))/ppp; } // i = arraylen-1; = last entry in array qend = 0.5; uend = (3.0/(x[i] - x[i-1])) * (firstderivend - ((y[i] - y[i-1])/(x[i] - x[i-1]))); secondderiv[i] = (uend - (qend * u[i-1]))/((qend * secondderiv[i-1]) + 1.0); for(k = i-1;k >= 0;k--) { secondderiv[k] = (secondderiv[k] * secondderiv[k+1]) + u[k]; } free(u); return(FINISHED); } /************************************ SPLINT ************************************ * * This function returns the value at a specified frq on curve, using cspline interp (2nd-deriv) data.. */ int splint(double pointer,double *thisval,int *hi,int arraycnt,double *secondderiv, double *x, double *y) { int klo, khi = *hi; double fullstep, a, b, amp, jjj, kkk; /* Establish which input values bracket 'pointer' */ while(x[khi] <= pointer) { khi++; if(khi >= arraycnt) { *thisval = y[arraycnt - 1]; return(FINISHED); } } klo = khi - 1; if(klo < 0) { *thisval = y[0]; return(FINISHED); } fullstep = x[khi] - x[klo]; a = (x[khi] - pointer)/fullstep; b = (pointer - x[klo])/fullstep; amp = a * y[klo]; amp += b * y[khi]; jjj = a * a * a; jjj -= a; jjj *= secondderiv[klo]; kkk = b * b * b; kkk -= b; kkk *= secondderiv[khi]; jjj += kkk; jjj *= fullstep * fullstep; jjj /= 6.0; amp += jjj; *thisval = amp; *hi = khi; return(FINISHED); } /************************************ CALCSAMPLE ************************************/ double calcsample (double thisval,int sintabsize,double incrementor,dataptr dz) { int h, nn, aa; int tabindex; double hno, hamp, tabfrac, tabstep, tabval, outval, thisfrq, basefrq; double *sintab = dz->parray[TS_SINETAB]; outval = 0.0; basefrq = miditohz(thisval); // Convert midi-pitch to frq for(h = 0,nn = 0, aa = 1; h < dz->itemcnt;h++,nn+=2,aa+=2) { // h count harmonics, hno = dz->parray[TS_HARMONICS][nn]; // Get the harmonic number from parray[1] thisfrq = basefrq * hno; // 'nn' points to harmonic number, 'aa' points to harmonic amplitude hamp = dz->parray[TS_HARMONICS][aa]; // Get the harmonic amplitude from parray[1] tabindex = (int)floor(dz->fbandbot[h]); // Read table with this harmonic's pointer tabfrac = dz->fbandbot[h] - (double)tabindex; tabstep = sintab[tabindex+1] - sintab[tabindex]; tabstep *= tabfrac; tabval = sintab[tabindex] + tabstep; tabval *= hamp; // Scale by amplitude of this harmonic outval += tabval; // Add value from this harmonic into value at sample dz->fbandbot[h] += incrementor * thisfrq; // Advance this harmonic pointer appropriately if(dz->fbandbot[h] >= (double)TS_SINTABSIZE) // wrapping around the sinetable dz->fbandbot[h] -= (double)TS_SINTABSIZE; } return outval; } /************************************ CREATE_SINTAB ************************************/ int create_sintab(dataptr dz) { int n; double step, *tab; if((dz->parray[TS_SINETAB] = (double *)malloc((TS_SINTABSIZE + 1) * sizeof(double)))==NULL) { sprintf(errstr,"INSUFFICIENT MEMORY for sine table.\n"); return(MEMORY_ERROR); } tab = dz->parray[TS_SINETAB]; step = (2.0 * PI)/(double)TS_SINTABSIZE; for(n=0;ninput_data_type) { case(NUMLIST_ONLY): dz->infilecnt = 1; break; default: sprintf(errstr,"Unknown input_data_type: count_and_allocate_for_infiles()\n"); return(PROGRAM_ERROR); } if((dz->insams = (int *)malloc(dz->infilecnt * sizeof(int)))==NULL) { sprintf(errstr,"INSUFFICIENT MEMORY for dummy infile-sampsize array.\n"); return(MEMORY_ERROR); } return FINISHED; }