title: ffmpeg take long time for creating video from images
body: <p>I am trying to create video from images.
  but it takes too much time if I select more than 10 images.
  Can anybody help me to resolve this problem.
  I am using the following command:</p>
  
  <pre><code>ffmpeg -y -r 1/5 -i frame_%05d.jpg -c:v libx264 -r 30 video.mp4;
  </code></pre>
  
  <p>Thanks in advance.</p>