X-Git-Url: https://scm.cri.ensmp.fr/git/Faustine.git/blobdiff_plain/d8214dc258396483f72533504515a4e1d1b3deef..66f23d4fabf89ad09adbd4dfc15ac6b5b2b7da83:/interpretor/faustio.ml diff --git a/interpretor/faustio.ml b/interpretor/faustio.ml deleted file mode 100644 index 25a2868..0000000 --- a/interpretor/faustio.ml +++ /dev/null @@ -1,174 +0,0 @@ -(** - Module: Faustio - Description: audio input/output, csv input/output - @author WANG Haisheng - Created: 12/08/2013 Modified: 13/08/2013 -*) - -open Types;; -open Basic;; -open Value;; -open Signal;; -open Beam;; -open Aux;; - -let default_output_path = "../output_sounds/";; - -class virtual io = - object - method virtual read : string array -> beam - method virtual write : int array -> value_type array array -> string array - method private to_float : value_type array array -> float array array = - fun (origin : value_type array array) -> - let data = - let value2float = fun (v : value_type) -> v#to_float_array in - Array.map (Array.map value2float) origin in - Array.map Array.concat (Array.map Array.to_list data) - end;; - -class waveio : io_type = - object (self) - inherit io - method read : string array -> beam = - fun (paths : string array) -> - let n = Array.length paths in - if n = 0 then - new beam [||] - else - let signals = - let files = Array.map Sndfile.openfile paths in - let frames = Array.map Int64.to_int - (Array.map Sndfile.frames files) in - let rates = Array.map Sndfile.samplerate files in - let create_container = fun l -> Array.create l 1. in - let containers = Array.map create_container frames in - let _ = array_map2 Sndfile.read files containers in - let _ = Array.map Sndfile.close files in - let stream2func = - fun stream -> fun t -> new value (R stream.(t)) in - array_map2 (new signal) rates (Array.map stream2func containers) in - new beam signals - - method write : int array -> value_type array array -> string array = - fun (rates : int array) -> - fun (output : value_type array array) -> - let () = print_string(" Faustine -> Writing wave files...") in - let tic = Sys.time () in - - let n = Array.length output in - let paths = Array.init n (fun i -> - default_output_path ^ "output" ^ (string_of_int (i + 1)) ^ ".wav") in - - let files = - let channels = - let get_channel = fun s -> - let l = Array.length s in - match s.(l - 1)#get with - | Vec vec -> vec#size - | _ -> 1 in - Array.map get_channel output in - let file_format = Sndfile.format - Sndfile.MAJOR_WAV Sndfile.MINOR_PCM_16 in - let openwr = fun path -> fun channel -> fun rate -> - Sndfile.openfile ~info:(Sndfile.RDWR, file_format, channel, rate) path in - array_map3 openwr paths channels rates in - let () = - let data = self#to_float output in - let _ = array_map2 Sndfile.write files data in - let _ = Array.map Sndfile.close files in - let toc = Sys.time () in - let duration = toc -. tic in - print_endline - (" Done. (duration: " ^ (string_of_float duration) ^ "s)") in - paths - end;; - - -(* -class csvio : io_type = - object (self) - inherit io - method private csvread = - method read : string array -> beam = - - - - method write : value_type array array -> string array - end;; -*) - - -(* -let csvread = fun (ic : in_channel) -> - let string_list = ref [] in - try - while true do - string_list := !string_list @ [(input_line ic)] - done; - [||] - with End_of_file -> - (*let () = print_endline(List.nth !string_list 0) in*) - Array.of_list (List.map float_of_string !string_list);; - -let read_input_csv = fun argv -> - let n_input = (Array.length argv) - 4 in - if n_input < 0 then - raise (Invalid_argument "xxx") - else if n_input = 0 then - ([], []) - else - (* open csv file *) - let file_string_array = Array.sub argv 4 n_input in - let make_chemin s = io_macro_to_string Input_Route_string ^ s in - let file_chemin_string_array = Array.map make_chemin file_string_array in - let file_array = Array.map open_in file_chemin_string_array in - let file_list = Array.to_list file_array in - - (* read sample rates and data *) - let rate_list = Array.to_list (Array.create n_input 0) in - let data_float_array_list = List.map csvread file_list in - let _ = List.map close_in file_list in - (rate_list, data_float_array_list);; - - -let write_output_csv = fun channel_int_list -> fun data_float_array_list -> - let () = print_string(" Faustine -> Writing csv files...") in - let tic = Sys.time () in - - (* make output txt file names : output0, output1, ... *) - let n_output = List.length data_float_array_list in - let n_array = Array.init n_output (fun n -> n) in - let make_file_name i = "output" ^ (string_of_int i) ^ ".csv" in - - (* make output wave file routes *) - let make_chemin s = io_macro_to_string Output_Route_string ^ s in - let file_name_string_array = Array.map make_file_name n_array in - let file_chemin_string_array = Array.map make_chemin file_name_string_array in - let file_chemin_string_list = Array.to_list file_chemin_string_array in - - (* open output channels *) - let file_list = List.map open_out file_chemin_string_list in - let data_string_array_list = List.map (Array.map string_of_float) data_float_array_list in - let array_to_string = fun data_string_array -> fun channel_int -> - let data_length = Array.length data_string_array in - let rec to_string_rec = - fun data -> fun channel -> fun n -> fun i -> fun column -> - if i < n then - ( - let element = data.(i) in - if column < (channel - 1) then - element ^ "," ^ (to_string_rec data channel n (i + 1) (column + 1)) - else if column = (channel - 1) then - element ^ "\n" ^ (to_string_rec data channel n (i + 1) 0) - else raise (Invalid_argument "write_output_txt.") - ) - else "" in - to_string_rec data_string_array channel_int data_length 0 0 in - - let data_string_list = List.map2 array_to_string data_string_array_list channel_int_list in - let _ = List.map2 output_string file_list data_string_list in - let _ = List.map close_out file_list in - let toc = Sys.time () in - print_endline(" Done. (duration: " ^ (string_of_float (toc -. tic)) ^ "s)");; - -*)