<html><head><title>Blinker - Transformer</title></head><body><h1>Blinker - Transformer</h1><p>The transformer module applies a transformation to each frame of astream. The possible transformations are rotations and mirroringoperations.It receives a single input stream, transforms its frames and passes iton.</p><h2>Configuration</h2><p>The configuration of the transformer module with name <code>NAME</code>is located in the <code>transformers/NAME</code> subdirectory.</p><h3>Input Stream</h3><p>The file <code>instream</code> contains the name of the stream toreceive.The frames received from this stream are transformed and passed to theoutput stream.</p><h3>Transformation</h3><p>The file <code>transform</code> describes the transformation to apply.The file must contain a string from the following list:<table><tr><td><code>none</code></td><td width="2em"></td><td>apply no transformation</td></tr><tr><td><code>rotcw</code></td><td width="2em"></td><td>rotate 90 degrees clockwise</td></tr><tr><td><code>rotccw</code></td><td width="2em"></td><td>rotate 90 degrees counter-clockwise</td></tr><tr><td><code>rothalf</code></td><td width="2em"></td><td>rotate 180 degrees</td></tr><tr><td><code>mirhor</code></td><td width="2em"></td><td>mirror horizontally</td></tr><tr><td><code>mirver</code></td><td width="2em"></td><td>mirror vertically</td></tr><tr><td><code>mirdiag</code></td><td width="2em"></td><td>mirror diagonally (\)</td></tr>