>
>
> Just to clarify: `vlc filename` transcodes a video to ASCII art. Is it the
> default action? Or is it because of your extension to VLC?
> Is it possible for you to run the VLC's transcode engine (if that’s your
> goal) without opening up the X application?
>
> This is not the default action of VLC. Normally invoking VLC through 'vlc
filename' will open its GUI to play video. However, this is what happens
when you try to run vlc through DMTCP. i.e.
dmtcp_checkpoint vlc <filename>.

Also, I have disabled my extension to check whether it is caused by that.
It turns out that even without my extension VLC transcodes video to ASCII
art.


> Also, I forgot to mention earlier, checkpointing applications that use
> audio libraries is not supported currently. It shouldn’t be
> too hard to write a DMTCP plugin to add this capability, though.


I did not know about that. Still even checkpointing a video file (without
any audio) will work for me.

Thanks and Regards

Nitinder




> >
> > You can try to recreate my problem by checkpointing a video file through
> VLC.
> >
> > Thanks and Regards
> >
> > Nitinder Mohan
> > MTech (CE) IIIT Delhi
> > http://home.iiitd.edu.in/~nitinder1369/
> >
> > On Mon, Feb 23, 2015 at 8:41 PM, Rohan Garg <rohg...@ccs.neu.edu> wrote:
> > Hi Nitinder,
> >
> > Checkpointing of X applications is not supported on DMTCP yet. We’re
> working on a DMTCP plugin
> > for that but when I tried last it wasn't robust enough to run VLC. Is it
> possible to run VLC in terminal
> > mode?
> >
> > Thanks,
> > Rohan
> >
> > > On Feb 22, 2015, at 1:16 PM, Nitinder Mohan <nitinder1...@iiitd.ac.in>
> wrote:
> > >
> > > Today I was trying to checkpoint VLC player using dmtcp as my
> application is a plugin on VLC player. However, I encountered following
> issues with my attempt:
> > >
> > > 1. While playing a video file in VLC through dmtcp_checkpoint command
> opens up VLC as character ASCII in command prompt. VLC interface fails to
> open. However, VLC works fine normally.
> > >
> > > 2. While playing an audio file through checkpoint, I encounter the
> following error:
> > >
> > > [0x1514e18] qt4 interface error: Could not connect to X server
> > > [0x1514e18] skins2 interface error: cannot initialize OSFactory
> > > [0x1514e18] [cli] lua interface: Listening on host "*console".
> > > VLC media player 2.1.4 Rincewind
> > > Command Line Interface initialized. Type `help' for help.
> > > > ALSA lib pulse.c:243:(pulse_connect) PulseAudio: Unable to connect:
> Connection terminated
> > >
> > > [0x158e608] alsa audio output error: cannot open ALSA device
> "default": Connection refused
> > > [0x158e608] main audio output error: Audio output failed
> > > [0x158e608] main audio output error: The audio device "default" could
> not be used:
> > > Connection refused.
> > > [0x158e608] main audio output error: module not functional
> > > [0x7fe8f0c27708] main decoder error: failed to create audio output
> > > ^C[0x1514e18] [cli] lua interface error: Error loading script
> /usr/lib/vlc/lua/intf/cli.luac: lua/intf/modules/host.lua:279: Interrupted.
> > >
> > > And VLC stops after this interruption.
> > >
> > > Is there any way I can use DMTCP on VLC player? Is there any DMTCP
> plugin available thorugh which this can be achieved.
> > >
> > > Thanks and Regards
> > >
> > > Nitinder Mohan
> > > MTech (CE) IIIT Delhi
> > > http://home.iiitd.edu.in/~nitinder1369/
> > >
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>
>
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