[mythtv-users] HDMI and audio

Patrick Doyle wpdster at gmail.com
Thu Nov 19 01:43:16 UTC 2009

On Wed, Nov 18, 2009 at 8:39 PM, Jim Stichnoth <stichnot at gmail.com> wrote:
>>> In the end, my audio problem was because the Vizio's EDID
>>> over HDMI doesn't offer a setting at the panel's native resolution,
>>> and I was overaggressively telling the driver to ignore the EDID to
>>> the point where the driver didn't think the TV had audio-over-HDMI
>>> capability.
> According to the manual, the panel's native resolution is 1366x768.
> This resolution is readily available using the VGA connector.  But if
> you connect it to the computer via HDMI, that resolution is not
> reported.  You can choose 1280x720 (i.e. 720p), but in addition to
> having the TV rescale the picture, it also "helpfully" adds overscan.
> It is possible to get the native 1366x768 resolution over HDMI using a
> custom Modeline, but, as I said earlier, you have to be not too
> aggressive in telling the driver to ignore the EDID, otherwise you may
> lose audio.
OK, that makes sense.  Thanks again for the insights and tips.


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