Merge branch 'OOP' of https://scm.cri.ensmp.fr/git/Faustine into OOP
[Faustine.git] / documentation / code_VALMain.read_input_wave.html
1 <html><head>
2 <link rel="stylesheet" href="style.css" type="text/css">
3 <meta content="text/html; charset=iso-8859-1" http-equiv="Content-Type">
4 <link rel="Start" href="index.html">
5 <link title="Index of types" rel=Appendix href="index_types.html">
6 <link title="Index of exceptions" rel=Appendix href="index_exceptions.html">
7 <link title="Index of values" rel=Appendix href="index_values.html">
8 <link title="Index of modules" rel=Appendix href="index_modules.html">
9 <link title="Types" rel="Chapter" href="Types.html">
10 <link title="Parser" rel="Chapter" href="Parser.html">
11 <link title="Lexer" rel="Chapter" href="Lexer.html">
12 <link title="Value" rel="Chapter" href="Value.html">
13 <link title="Signal" rel="Chapter" href="Signal.html">
14 <link title="Faustexp" rel="Chapter" href="Faustexp.html">
15 <link title="Interpreter" rel="Chapter" href="Interpreter.html">
16 <link title="Preprocess" rel="Chapter" href="Preprocess.html">
17 <link title="Main" rel="Chapter" href="Main.html"><title>Main.read_input_wave</title>
18 </head>
19 <body>
20 <code class="code"><span class="keyword">let</span>&nbsp;read_input_wave&nbsp;=&nbsp;<span class="keyword">fun</span>&nbsp;argv&nbsp;<span class="keywordsign">-&gt;</span><br>
21 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">let</span>&nbsp;n_input&nbsp;=&nbsp;(<span class="constructor">Array</span>.length&nbsp;argv)&nbsp;-&nbsp;3&nbsp;<span class="keyword">in</span><br>
22 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">if</span>&nbsp;n_input&nbsp;&lt;&nbsp;0&nbsp;<span class="keyword">then</span>&nbsp;<br>
23 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;raise&nbsp;<span class="constructor">Missing_Expression</span><br>
24 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">else</span>&nbsp;<span class="keyword">if</span>&nbsp;n_input&nbsp;=&nbsp;0&nbsp;<span class="keyword">then</span>&nbsp;<br>
25 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;([],&nbsp;[])<br>
26 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">else</span><br>
27 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="comment">(*&nbsp;open&nbsp;wave&nbsp;file&nbsp;*)</span><br>
28 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">let</span>&nbsp;file_string_array&nbsp;=&nbsp;<span class="constructor">Array</span>.sub&nbsp;argv&nbsp;3&nbsp;n_input&nbsp;<span class="keyword">in</span><br>
29 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">let</span>&nbsp;make_chemin&nbsp;s&nbsp;=&nbsp;io_macro_to_string&nbsp;<span class="constructor">Input_Route_string</span>&nbsp;^&nbsp;s&nbsp;<span class="keyword">in</span><br>
30 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">let</span>&nbsp;file_chemin_string_array&nbsp;=&nbsp;<span class="constructor">Array</span>.map&nbsp;make_chemin&nbsp;file_string_array&nbsp;<span class="keyword">in</span><br>
31 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">let</span>&nbsp;file_array&nbsp;=&nbsp;<span class="constructor">Array</span>.map&nbsp;<span class="constructor">Sndfile</span>.openfile&nbsp;file_chemin_string_array&nbsp;<span class="keyword">in</span><br>
32 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">let</span>&nbsp;file_list&nbsp;=&nbsp;<span class="constructor">Array</span>.to_list&nbsp;file_array&nbsp;<span class="keyword">in</span><br>
33 <br>
34 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="comment">(*&nbsp;prepare&nbsp;data&nbsp;container&nbsp;*)</span><br>
35 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">let</span>&nbsp;frames_array&nbsp;=&nbsp;<span class="constructor">Array</span>.map&nbsp;<span class="constructor">Int64</span>.to_int&nbsp;(<span class="constructor">Array</span>.map&nbsp;<span class="constructor">Sndfile</span>.frames&nbsp;file_array)&nbsp;<span class="keyword">in</span><br>
36 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">let</span>&nbsp;create_data_array&nbsp;num&nbsp;=&nbsp;<span class="constructor">Array</span>.create&nbsp;num&nbsp;1.&nbsp;<span class="keyword">in</span><br>
37 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">let</span>&nbsp;data_float_array_array&nbsp;=&nbsp;<span class="constructor">Array</span>.map&nbsp;create_data_array&nbsp;frames_array&nbsp;<span class="keyword">in</span><br>
38 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">let</span>&nbsp;data_float_array_list&nbsp;=&nbsp;<span class="constructor">Array</span>.to_list&nbsp;data_float_array_array&nbsp;<span class="keyword">in</span><br>
39 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<br>
40 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="comment">(*&nbsp;read&nbsp;sample&nbsp;rates&nbsp;and&nbsp;data&nbsp;*)</span><br>
41 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">let</span>&nbsp;rate_list&nbsp;=&nbsp;<span class="constructor">List</span>.map&nbsp;<span class="constructor">Sndfile</span>.samplerate&nbsp;file_list&nbsp;<span class="keyword">in</span><br>
42 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">let</span>&nbsp;_&nbsp;=&nbsp;<span class="constructor">List</span>.map2&nbsp;<span class="constructor">Sndfile</span>.read&nbsp;file_list&nbsp;data_float_array_list&nbsp;<span class="keyword">in</span><br>
43 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span class="keyword">let</span>&nbsp;_&nbsp;=&nbsp;<span class="constructor">List</span>.map&nbsp;<span class="constructor">Sndfile</span>.close&nbsp;file_list&nbsp;<span class="keyword">in</span><br>
44 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(rate_list,&nbsp;data_float_array_list)</code></body></html>