[mythtv-users] MythTV problems with 3.7.x and 3.8.x kernel
Michael T. Dean
mtdean at thirdcontact.com
Tue Mar 5 02:52:52 UTC 2013
On 02/26/2013 10:58 AM, Richard wrote:
> On 26/02/13 16:32, Neil Salstrom wrote:
>> Hmm... You may be right on that.... I know .iso files use the
>> myth:// path but now I'm wondering about physical DVDs. If a physical
>> DVD is mounted on a backend (even if it's remote) will it play on
>> remote frontends via storage group? If so then the loopback device
>> issue may make sense.
>
> I don't think a remote frontend can access a physical drive on a
> backend, certainly not without some weird voodoo that isn't going to
> happen by accident. By that, I mean when you select 'Play a DVD or
> Blu-ray' from the menu. You could presumably point a storage group on
> a backend to a mounted DVD but it would appear along with other
> videos/images rather than playing directly from the menu.
>
>> I've emailed the kernel patch developer and he's asked me to test a
>> few things. He's leaning towards this being an issue with MythTV as
>> opposed the mtu size for the loopback.
>
> In his position, I would probably say the same thing :) I don't mean
> that he's trying to get out of anything, just that it doesn't seem to
> make much sense. Particularly that it apparently *only* affects
> playback of DVDs, even physical DVDs on the local machine.
Pretty sure MythTV's use of optical devices is done directly with
libdvdnav, so try out other projects that use dvdnav. I think we're
using the mplayer "fork" (resurrection?) of libdvdnav. If you have the
problem there, then contact the libdvdnav folks.
Mike
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