Rename interpretor to interpreter.

[Faustine.git] / interpretor / faustio.ml

diff --git a/interpretor/faustio.ml b/interpretor/faustio.ml
deleted file mode 100644 (file)
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;;