"chapter">1 Description<span class="pull-right"><a class="anchor hidden-xs" href="#Description" aria-hidden="true">#</a> <a class="anchor hidden-xs"href="#toc-Description" aria-hidden="true">TOC</a></span></h2>

<p>The libswscale library performs highly optimized image scaling and
colorspace and pixel format conversion operations.
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<p>Specifically, this library performs the following conversions:
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<ul class="itemize mark-bullet">
<li><em class="emph">Rescaling</em>: is the process of changing the vi