<p dir="ltr">My guess is that those videos you can't see thumbnails from are using a codec that you haven't installed support for. Digikam use gstreamer 1.0 for video so install packages with plugins for it for more codec support. There are several packages with extra plugins for gstreamer.</p>
<p dir="ltr">/Philip<br>
</p>
<div class="gmail_extra"><br><div class="gmail_quote">On Nov 24, 2016 22:11, "Mick Sulley" <<a href="mailto:mick@sulley.info">mick@sulley.info</a>> wrote:<br type="attribution"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Some of my videos have a thumbnail which is the first frame of the video. A lot of them do not have a thumbnail, just a symbol of a clapperboard with 245 on it. How can I set thumbnails for the missing ones? I had assumes that there would be a record in the database pointing to it but I cannot seen anything.<br>
<br>
Mick<br>
<br>
</blockquote></div></div>