+++ /dev/null
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-<link title="Main" rel="Chapter" href="Main.html"><title>Main.read_input_wave</title>
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-<body>
-<code class="code"><span class="keyword">let</span> read_input_wave = <span class="keyword">fun</span> argv <span class="keywordsign">-></span><br>
- <span class="keyword">let</span> n_input = (<span class="constructor">Array</span>.length argv) - 3 <span class="keyword">in</span><br>
- <span class="keyword">if</span> n_input < 0 <span class="keyword">then</span> <br>
- raise <span class="constructor">Missing_Expression</span><br>
- <span class="keyword">else</span> <span class="keyword">if</span> n_input = 0 <span class="keyword">then</span> <br>
- ([], [])<br>
- <span class="keyword">else</span><br>
- <span class="comment">(* open wave file *)</span><br>
- <span class="keyword">let</span> file_string_array = <span class="constructor">Array</span>.sub argv 3 n_input <span class="keyword">in</span><br>
- <span class="keyword">let</span> make_chemin s = io_macro_to_string <span class="constructor">Input_Route_string</span> ^ s <span class="keyword">in</span><br>
- <span class="keyword">let</span> file_chemin_string_array = <span class="constructor">Array</span>.map make_chemin file_string_array <span class="keyword">in</span><br>
- <span class="keyword">let</span> file_array = <span class="constructor">Array</span>.map <span class="constructor">Sndfile</span>.openfile file_chemin_string_array <span class="keyword">in</span><br>
- <span class="keyword">let</span> file_list = <span class="constructor">Array</span>.to_list file_array <span class="keyword">in</span><br>
-<br>
- <span class="comment">(* prepare data container *)</span><br>
- <span class="keyword">let</span> frames_array = <span class="constructor">Array</span>.map <span class="constructor">Int64</span>.to_int (<span class="constructor">Array</span>.map <span class="constructor">Sndfile</span>.frames file_array) <span class="keyword">in</span><br>
- <span class="keyword">let</span> create_data_array num = <span class="constructor">Array</span>.create num 1. <span class="keyword">in</span><br>
- <span class="keyword">let</span> data_float_array_array = <span class="constructor">Array</span>.map create_data_array frames_array <span class="keyword">in</span><br>
- <span class="keyword">let</span> data_float_array_list = <span class="constructor">Array</span>.to_list data_float_array_array <span class="keyword">in</span><br>
- <br>
- <span class="comment">(* read sample rates and data *)</span><br>
- <span class="keyword">let</span> rate_list = <span class="constructor">List</span>.map <span class="constructor">Sndfile</span>.samplerate file_list <span class="keyword">in</span><br>
- <span class="keyword">let</span> _ = <span class="constructor">List</span>.map2 <span class="constructor">Sndfile</span>.read file_list data_float_array_list <span class="keyword">in</span><br>
- <span class="keyword">let</span> _ = <span class="constructor">List</span>.map <span class="constructor">Sndfile</span>.close file_list <span class="keyword">in</span><br>
- (rate_list, data_float_array_list)</code></body></html>
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