[mythtv-users] Intermittent grey preview, recording won't play
Mark Perkins
perkins1724 at hotmail.com
Tue Mar 25 20:01:17 UTC 2014
> On 26 Mar 2014, at 5:46 am, "Keith Edmunds" <kae at midnighthax.com> wrote:
>
> Myth 0.27.0+fixes20131218
>
> I have an intermittent problem. Occasionally, a recording will complete,
> but in both Mythweb and the front end, the preview shows as a grey
> rectangle. Trying to play the recording hangs at the "Please wait..."
> screen.
>
> As an example, I have two recordings of different episodes of a children's
> program. Both were recorded from the same channel; one has this problem
> and one doesn't. The preview is generated for both; the Linux 'file'
> utility says this about them:
>
> Grey one: PNG image data, 320 x 240, 8-bit/color RGB, non-interlaced
> OK one: PNG image data, 320 x 180, 8-bit/color RGB, non-interlaced
>
> The grey one really is grey: I've displayed the .png file.
>
> When trying to play the failed recording, mythfrontend.log reports
> (amongst other things):
>
> Mar 25 19:09:33 mythfe mythfrontend[4456]: E CoreContext
> mythrender_vdpau.cpp:1553 (CreateDevice) VDPAU: Error at
> mythrender_vdpau.cpp:1553 (#1, Unknown)
>
> Mar 25 19:09:33 mythfe
> mythfrontend[4456]: E CoreContext mythrender_vdpau.cpp:1557 (CreateDevice)
> VDPAU: Failed to create VDPAU device. Mar 25 19:09:33 mythfe
> mythfrontend[4456]: E CoreContext mythrender_vdpau.cpp:399 (Create) VDPAU:
> No VDPAU device
>
> Mar 25 19:09:33 mythfe mythfrontend[4456]: E CoreContext
> mythrender_vdpau.cpp:415 (Create) VDPAU: Failed to create VDPAU render
> device. Mar 25 19:09:33 mythfe mythfrontend[4456]: E CoreContext
> videoout_vdpau.cpp:150 (InitRender) VidOutVDPAU: Failed to initialise VDPAU
>
> This makes sense to some extent: there is no VDPAU capable graphics
> installed (it's an Intel graphics controller), but neither is Myth set to
> use a VDPAU renderer (unless I'm looking in the wrong place).
>
> Can anyone shed any light, or make any suggestions?
>
> Thanks,
> Keith
> --
> Blog: http://goo.gl/iOwv1w
>
> "You can't live a perfect day without doing something for someone
> who will never be able to repay you."
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Can you find the two actual recordings and in a terminal for each do:
mythffmpeg -i xxxx_xxxxxxxxxxxx.mpg
And post the results? Have you tried playing the non working file in a different program, ie mplayer?
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