[MPlayer-users] taking a screenshot of a video while playing it
hoirkman at gmx.de
Fri Sep 5 15:52:01 CEST 2003
Matt Ficken wrote:
> [Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html]
> I'm trying to take screenshots of videos while they are playing.
> The problem I'm having is that when I'm only playing 1 video, the screen shot of the video shows only
> blue where the video is. But, when I'm playing multiple videos, every video BUT the first one I start
> shows the video.
That's because for the first instance mplayer uses XV (i.e. hardware
overlay), the next ones are without hardware acceleration.
use -vo x11 if you want to make screenshots
> I'm using graphicsmagick (gm import), and I've also tried knapshot (part of KDE). I'm running
> XFree86-4.3 on linux-2.4 on an i686
> The odd thing is that when I use knsapshot, instead of showing a blue box in place of the video, it shows
> a transparent box that is filled with whatever is under the knsapshot window.
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