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Site updated at 2016-08-31 06:46:39 UTC

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Travis CI 2016-08-31 06:46:39 +00:00
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components/camera.ffmpeg/index.html
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@ -120,6 +120,16 @@ You need a ffmpeg binary in your system path. On debain 8 you can install it fro
<p>You can control the <code class="highlighter-rouge">image quality</code> with <a href="https://www.ffmpeg.org/ffmpeg-codecs.html#jpeg2000"><code class="highlighter-rouge">extra_arguments</code></a> <code class="highlighter-rouge">-q:v 2-32</code> or with lossless option <code class="highlighter-rouge">-pred 1</code>.</p>
<h3><a class="title-link" name="troubleshooting" href="#troubleshooting"></a> Troubleshooting</h3>
<p>In most of case, ffmpeg autodetect all needed options to read a video/audio stream or file. But it is possible in rare cases that’s needed to set a option to help ffmpeg. Default ffmpeg use 5 seconds to detect all options or abord.</p>
<p>First check, if your stream playable by ffmpeg with (use option <code class="highlighter-rouge">-an</code> or <code class="highlighter-rouge">-vn</code> to disable video or audio stream):</p>
<div class="highlighter-rouge"><pre class="highlight"><code>ffmpeg -i INPUT -an -f null -
</code></pre>
</div>
<p>Now you can see what going wrong.</p>
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