title: Qt QPixmap size
body: <p>I would to have a <code>QPixmap</code> with the size 50 x 50.
  I tried :</p>
  
  <pre><code>QPixmap watermark(QSize(50,50)); 
  watermark.load(":/icoMenu/preparation");
  </code></pre>
  
  <p>but the QPixmap take the image size.</p>
  
  <p>I tried also :</p>
  
  <pre><code>QPixmap watermark(":/icoMenu/preparation");
  watermark.scaled(QSize(50,50),  Qt::KeepAspectRatio);
  </code></pre>
  
  <p>but same result.</p>