Audio

gto76 · gto76 · commit 21204192a912 · 2020-10-06T09:17:55.000+02:00
diff --git a/README.md b/README.md
@@ -2828,13 +2828,13 @@ nframes      = <Wave_read>.getnframes()         # Number of frames.
 ```python
 def read_wav_file(filename):
     def get_int(bytes_obj):
-        an_int = int.from_bytes(bytes_obj, 'little', signed=width!=1)
-        return an_int - 128 * (width == 1)
+        an_int = int.from_bytes(bytes_obj, 'little', signed=sampwidth!=1)
+        return an_int - 128 * (sampwidth == 1)
     with wave.open(filename, 'rb') as file:
-        width  = file.getsampwidth()
+        sampwidth = file.getsampwidth()
         frames = file.readframes(-1)
-    bytes_samples = (frames[i: i + width] for i in range(0, len(frames), width))
-    return [get_int(b) / pow(2, width * 8 - 1) for b in bytes_samples]
+    bytes_samples = (frames[i: i + sampwidth] for i in range(0, len(frames), sampwidth))
+    return [get_int(b) / pow(2, sampwidth * 8 - 1) for b in bytes_samples]
 ```
 
 ### Write Float Samples to WAV File
diff --git a/index.html b/index.html
@@ -2423,13 +2423,13 @@
 
 <div><h3 id="readfloatsamplesfromwavfile">Read Float Samples from WAV File</h3><pre><code class="python language-python hljs"><span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">read_wav_file</span><span class="hljs-params">(filename)</span>:</span>
     <span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">get_int</span><span class="hljs-params">(bytes_obj)</span>:</span>
-        an_int = int.from_bytes(bytes_obj, <span class="hljs-string">'little'</span>, signed=width!=<span class="hljs-number">1</span>)
-        <span class="hljs-keyword">return</span> an_int - <span class="hljs-number">128</span> * (width == <span class="hljs-number">1</span>)
+        an_int = int.from_bytes(bytes_obj, <span class="hljs-string">'little'</span>, signed=sampwidth!=<span class="hljs-number">1</span>)
+        <span class="hljs-keyword">return</span> an_int - <span class="hljs-number">128</span> * (sampwidth == <span class="hljs-number">1</span>)
     <span class="hljs-keyword">with</span> wave.open(filename, <span class="hljs-string">'rb'</span>) <span class="hljs-keyword">as</span> file:
-        width  = file.getsampwidth()
+        sampwidth = file.getsampwidth()
         frames = file.readframes(<span class="hljs-number">-1</span>)
-    bytes_samples = (frames[i: i + width] <span class="hljs-keyword">for</span> i <span class="hljs-keyword">in</span> range(<span class="hljs-number">0</span>, len(frames), width))
-    <span class="hljs-keyword">return</span> [get_int(b) / pow(<span class="hljs-number">2</span>, width * <span class="hljs-number">8</span> - <span class="hljs-number">1</span>) <span class="hljs-keyword">for</span> b <span class="hljs-keyword">in</span> bytes_samples]
+    bytes_samples = (frames[i: i + sampwidth] <span class="hljs-keyword">for</span> i <span class="hljs-keyword">in</span> range(<span class="hljs-number">0</span>, len(frames), sampwidth))
+    <span class="hljs-keyword">return</span> [get_int(b) / pow(<span class="hljs-number">2</span>, sampwidth * <span class="hljs-number">8</span> - <span class="hljs-number">1</span>) <span class="hljs-keyword">for</span> b <span class="hljs-keyword">in</span> bytes_samples]
 </code></pre></div>
 
 <div><h3 id="writefloatsamplestowavfile">Write Float Samples to WAV File</h3><pre><code class="python language-python hljs"><span class="hljs-function"><span class="hljs-keyword">def</span> <span class="hljs-title">write_to_wav_file</span><span class="hljs-params">(filename, float_samples, nchannels=<span class="hljs-number">1</span>, sampwidth=<span class="hljs-number">2</span>, framerate=<span class="hljs-number">44100</span>)</span>:</span>
