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Re: problem with mplayer?
From: |
Stefan van der Walt |
Subject: |
Re: problem with mplayer? |
Date: |
Fri, 3 Feb 2006 11:34:29 +0200 |
User-agent: |
Mutt/1.5.9i |
Hi Agnes
The command "mplayer -vo png myfile.avi" takes myfile.avi and extracts all the
frames, to files named
0000000*.png
(you can also use -vo jpeg for jpeg etc.)
These files can be loaded individually, by doing
imread('00000001.jpg')
etc.
Regards
Stéfan
On Thu, Feb 02, 2006 at 04:20:26PM +0100, Agnes Bousquier wrote:
> Hello,
>
> Excuse me for disturbing you again. As Stefan Van Der Walt advised me to
> do, I downloaded MPlayer and installed it on my computer. Then I tried
> to extract my video frames by typing : "imread(dos('"C:/Program
> Files/MPlayer/mplayer.exe" -vo png myfile.avi'))". But when I execute
> the script with octave, I get the message : "Error opening/initializing
> the selected video_out (-vo) device." I assume this is a problem with
> MPlayer, but I did not find the solution on the Web. Could anyone please
> help me? Thank you very much in advance.
>
> Agnes
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Re: executing an extern program from a .m file, Robert A. Macy, 2006/02/01