[mythtv-users] Playback looks at screensize not at monitor or windowsize

[Hika van den Hoven]

Hoi Karl,

Sunday, June 14, 2015, 7:59:35 AM, you wrote:

> On Sat, Jun 13, 2015 at 9:33 PM, Hika van den Hoven <hikavdh at gmail.com>
> wrote:

>> Hoi Karl,
>>
>> Sunday, June 14, 2015, 5:59:13 AM, you wrote:
>>
>> > On Fri, Jun 12, 2015 at 12:12 PM, Michael T. Dean <
>> mtdean at thirdcontact.com>
>> > wrote:
>>
>> >> On 06/12/2015 09:42 AM, Karl Newman wrote:
>> >>
>> >>> On Thu, Jun 11, 2015 at 11:58 PM, Michael T. Dean wrote:
>> >>>
>> >>>  and should not (ever--for anyone, even without Xinerama) set the
>> Playback
>> >>>> setting:
>> >>>>
>> >>>> Video aspect override
>> >>>> When enabled, these will override the aspect ratio specified by any
>> >>>> broadcaster for all video streams.
>> >>>>
>> >>>> where, if (for anyone at all) it seems like "Video aspect override"
>> needs
>> >>>> to be set to get a proper display, you have misconfigured something
>> else
>> >>>> (like, for example, your X configuration for DPI/DisplaySize).
>> >>>>
>> >>>>  I dunno, I use this setting and it seemed to be the only way I could
>> get
>> >>> recordings to display correctly. My recordings are all 4:3 (from a
>> >>> PVR-500)
>> >>> and my TV is also 4:3, but I have to drive it with an HMDI to Composite
>> >>> converter which looks like a 16:9 target to the computer. So setting
>> the
>> >>> aspect override to 16:9 is the only way video displays correctly on
>> the TV
>> >>> (otherwise it would squeeze and letterbox horizontally).
>> >>>
>> >>>
>> >> That just means you have X misconfigured.  If you're displaying the
>> image
>> >> on a physical display with a 4:3 aspect, you need to tell X to use a 4:3
>> >> aspect.  I realize you're saying that the "autodetection" picks up 16:9,
>> >> but you need to override that with an explicit setting because it's
>> wrong.
>> >>
>>
>> > Any hints about how I'd do that? I searched around for setting the aspect
>> > ratio on X but didn't turn up anything obvious. Maybe it just assumes
>> > square pixels? If that's the case then I really do need that setting in
>> > myth. Eventually it will be a moot point when I get around to buying a
>> new
>> > TV, but this is what I'm stuck with for now.
>>
>> > Karl
>>
>> I don't know if it will have effect, but you say your pixels are not
>> square. You can specify this in the Screen section with option "DPI".
>> I have: Option "DPI" "100x100". If you have displaysize specified in
>> your Monitor section, eg. DisplaySize 400 300, it should calculate the
>> DPI from that.
>>
>> Yes, I do have DisplaySize set in a 4:3 ratio, but I think the HDMI to
> composite adapter mangles the picture unless it comes in a 16:9 ratio. I
> guess I could put in a fake DisplaySize but that seems wrong. Maybe the
> same amount of wrong as setting it in Myth?

> Karl

Does your TV only have composite in. I use a selfmade vga to scart
adapter. That way I stay analog and the scart signal is almost
identical. The converter only combines hsync and vsync to csync. Your
converter goes from digital to analog. I guess that can give problems.

Tot mails,
  Hika                            mailto:hikavdh at gmail.com

"Zonder hoop kun je niet leven
Zonder leven is er geen hoop
Het eeuwige dilemma
Zeker als je hoop moet vernietigen om te kunnen overleven!"

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