X-Git-Url: https://scm.cri.ensmp.fr/git/Faustine.git/blobdiff_plain/a6be79ccb7456a5181561f094c1f2a4f90aadb02..66f23d4fabf89ad09adbd4dfc15ac6b5b2b7da83:/interpretor/faustio.ml

diff --git a/interpretor/faustio.ml b/interpretor/faustio.ml
deleted file mode 100644
index dc1ee1d..0000000
--- a/interpretor/faustio.ml
+++ /dev/null
@@ -1,146 +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/";;
-let csv_read_buffer_length = 0xFFFF;;
-
-class virtual io = 
-  object
-    method virtual read : string array -> beam
-    method virtual write : int array -> float array array array -> string array
-    method private concat : float array array array -> float array array = 
-      fun (origin : float array array array) ->
-	Array.map Array.concat (Array.map Array.to_list origin)
-    method private channels : float array array array -> int array = 
-      fun data ->
-	let get_channel = fun s -> 
-	  let l = Array.length s in
-	  Array.length s.(l - 1) in
-	Array.map get_channel 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 -> float array array array -> string array = 
-      fun (rates : int array) ->
-	fun (output : float array 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 = self#channels 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#concat 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 : in_channel -> signal = 
-      fun (ic : in_channel) ->
-	let buffer = Buffer.create csv_read_buffer_length in
-	let () = 
-	  try
-	    while true do
-	      Buffer.add_string buffer (input_line ic);
-	      Buffer.add_char buffer '\t';
-	    done; 
-	  with End_of_file -> () in
-	let content = Buffer.contents buffer in
-	let lines = Str.split (Str.regexp "\t") content in
-	let elements = List.map (Str.split (Str.regexp ",")) lines in
-	let data = 
-	  let data_in_list = List.map (List.map float_of_string) elements in
-	  Array.of_list (List.map Array.of_list data_in_list) in      
-	let values = 
-	  let convertor = new value Zero in
-	  Array.map (convertor#of_float_array) data in
-	new signal 0 (Array.get values)
-
-    method read : string array -> beam =
-      fun (paths : string array) ->
-	let files = Array.map open_in paths in
-	let signals = Array.map self#csvread files in
-	new beam signals
-
-    method write : int array -> float array array array -> string array = 
-      fun (rates : int array) ->
-	fun (data : float array array array) ->
-	  let () = print_string("    Faustine -> Writing csv files...") in
-	  let tic = Sys.time () in
-	  
-	  let paths = 
-	    let n = Array.length data in
-	    let path_pattern = fun i -> 
-	      default_output_path ^ "output" ^ (string_of_int (i + 1)) ^ ".csv" in
-	    Array.init n path_pattern in	  
-
-	  let files = Array.map open_out paths in
-	  let strings = 
-	    let value2string : float array -> string =
-	      fun (v : float array) ->
-		let strings = Array.map string_of_float v in
-		String.concat "," (Array.to_list strings) in
-	    let signal2string : float array array -> string = 
-	      fun (s : float array array) -> 
-		let lines = Array.map value2string s in
-		String.concat "\n" (Array.to_list lines) in
-	    Array.map signal2string data in
-	  let _ = array_map2 output_string files strings in
-	  let _ = Array.map close_out files in
-	  let toc = Sys.time () in
-	  let () = print_endline 
-	      (" Done. (duration: " ^ (string_of_float (toc -. tic)) ^ "s)") in
-	  paths
-  end;;