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add compare fingerprints

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Andrew Weaver 2017-04-17 13:40:18 -04:00
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@ -1947,6 +1947,27 @@ e.g.: <code>ffmpeg -f concat -safe 0 -i mylist.txt -c copy <i>output_file</i></c
</div>
<!-- ends View Format info -->
<!-- Compare Video Fingerprints -->
<span data-toggle="modal" data-target="#compare_video_fingerprints"><button type="button" class="btn btn-default" data-toggle="tooltip" data-placement="bottom" title="Compare Video Fingerprints">Compare Video Fingerprints</button></span>
<div id="compare_video_fingerprints" class="modal fade" tabindex="-1" role="dialog">
<div class="modal-dialog modal-lg">
<div class="modal-content">
<div class="well">
<h3>Compare two input files for content similarity using their perceptual hashes</h3>
<p><code>ffmpeg -i <i>input_one</i> -i <i>input_two</i> -filter_complex signature=detectmode=full:nb_inputs=2 -f null -</code></p>
<dl>
<dt>ffmpeg</dt><dd>starts the command</dd>
<dt>-i <i>input_one</i> -i <i>input_two</i></dt><dd>Assigns the input files</dd>
<dt>-filter_complex</dt><dd>Enables using more than one input file to the filter</dd>
<dt>signature=detectmode=full:nb_inputs=2</dt><dd>Applies the signature filter to the inputs in 'full' mode. The other option is 'fast'. The <code>nb_inputs=2</code> portion tells the filter to expect two input files</dd>
<dt>-f null -</dt><dd>Sets the output of FFmpeg to a null stream (since we are not creating a transcoded file, just viewing metadata).</dd>
</dl>
<p class="link"></p>
</div>
</div>
</div>
</div>
<!-- ends Compare Video Fingerprints -->
</div><!-- closes the well -->
<div class="well">