interpretor/main.ml

   1 (**
   2         Module: Interpreter
   3         Description: Input wave -> interpretation -> output wave
   4         @author WANG Haisheng
   5         Created: 15/05/2013     Modified: 14/08/2013
   6 *)
   7
   8 open Aux;;
   9 open Process;;
  10 open Faustio;;
  11
  12 exception Missing_Expression;;
  13
  14 let time_maximum = 0xFFF;;
  15
  16 let set_GC () =
  17         let _ = Gc.set { (Gc.get())
  18                        with Gc.minor_heap_size = 0xFFFFFF } in
  19         let _ = Gc.set { (Gc.get())
  20                        with Gc.major_heap_increment = 0xFFFFFF } in
  21         let _ = Gc.set { (Gc.get())
  22                        with Gc.space_overhead = 100 } in
  23         let _ = Gc.set { (Gc.get())
  24                        with Gc.max_overhead = 0xFFFFF } in
  25         let _ = Gc.set { (Gc.get())
  26                        with Gc.stack_limit = 0xFFFFF } in
  27         let _ = Gc.set { (Gc.get())
  28                        with Gc.allocation_policy = 0 } in
  29         () ;;
  30
  31 let has_dsp = ref false;;
  32 let path_dsp = ref "";;
  33 let num_inwav = ref 0;;
  34 let inwavs = ref [];;
  35 let num_incsv = ref 0;;
  36 let incsvs = ref [];;
  37 let outwav = ref false;;
  38 let outcsv = ref false;;
  39
  40 let option_usage = "usage: " ^ Sys.argv.(0)
  41   ^ " [-ow] [-oc] [-d string] [-iw string] [-ic string]";;
  42
  43 let option_unknown =
  44   fun x -> raise (Arg.Bad ("Bad argument : " ^ x))
  45
  46 let speclist = [
  47   ("-ow", Arg.Unit (fun () -> outwav := true), ": output wave files");
  48   ("-oc", Arg.Unit (fun () -> outcsv := true), ": output csv files");
  49   ("-d", Arg.String (fun s -> has_dsp := true;
  50     path_dsp := s), ": set dsp source file");
  51   ("-iw", Arg.String (fun s -> incr num_inwav;
  52     inwavs := !inwavs @ [s]), ": set input wave file");
  53   ("-ic", Arg.String (fun s -> incr num_incsv;
  54     incsvs := !incsvs @ [s]), ": set input csv file");
  55   ];;
  56
  57
  58 let main () =
  59
  60         (* ignore system alarm clock *)
  61         let _ = Sys.signal Sys.sigalrm Sys.Signal_ignore in
  62         let _ = set_GC () in
  63         let () = Arg.parse speclist option_unknown option_usage in
  64
  65         let wave = new waveio in
  66         let csv = new csvio in
  67         let input_wave = wave#read (Array.of_list !inwavs) in
  68         let input_csv = csv#read (Array.of_list !incsvs) in
  69         let input = input_wave#append input_csv in
  70
  71         let () = print_string("    Faustine -> Preprocessing...") in
  72         let tic1 = Sys.time () in
  73         let faust_core = Preprocess.preprocess !path_dsp in
  74         let toc1 = Sys.time () in
  75         let () = print_endline(" Done. (duration: " ^ (string_of_float (toc1 -. tic1)) ^ "s.)") in
  76
  77
  78         let () = print_string("    Faustine -> Interpretation...") in
  79         let tic2 = Sys.time () in
  80         let faust_exp = exp_of_string faust_core in
  81         let proc = (new proc_factory)#make faust_exp in
  82         let toc2 = Sys.time () in
  83         let () = print_endline(" Done. (duration: " ^ (string_of_float (toc2 -. tic2)) ^ "s.)") in
  84
  85
  86         let output = proc#eval input in
  87         let data = output#output time_maximum in
  88         let rates = output#frequency in
  89
  90         let output_wave_paths = wave#write rates data in
  91         let output_csv_paths = csv#write rates data in
  92         let _ = Array.map print_endline
  93             (Array.map decorate output_wave_paths) in
  94         let _ = Array.map print_endline
  95             (Array.map decorate output_csv_paths) in
  96         ();;
  97
  98
  99
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 110
 111
 112 (*
 113         try
 114                 (* preprocess *)
 115                 let dsp_file_route_string = (io_macro_to_string Dsp_Route_string) ^ Sys.argv.(3) in
 116                 let () = print_string("    Faustine -> Preprocessing...") in
 117                 let tic = Sys.time () in
 118                 let exp_string = Preprocess.preprocess(dsp_file_route_string) in
 119                 let toc = Sys.time () in
 120                 let () = print_endline(" Done.     (duration: " ^
 121                                        (string_of_float (toc -. tic)) ^ "s)") in
 122
 123                 (* parsing *)
 124                 let exp_faust = exp_of_string exp_string in
 125
 126                 (* interpretation *)
 127                 let (output_channel_list, output_rate_list, output_float_array_list) =
 128                   interpreter exp_faust (input_rate_list, input_float_array_list) in
 129
 130                 (* make output wave files *)
 131                 if option_out = "-wav" then
 132                   write_output_wave output_channel_list output_rate_list output_float_array_list
 133                 else if option_out = "-csv" then
 134                   write_output_csv output_channel_list output_float_array_list
 135                 else raise (Invalid_argument ("Unkown option: " ^ option_out))
 136
 137         with NotYetDone ->
 138                 print_endline("Operation not yet programed..");;
 139
 140 *)
 141
 142 main();;
 143