[mythtv] Playback next steps
mark.kendall at gmail.com
Wed Dec 19 07:10:31 UTC 2018
On Wed, Dec 19, 2018, 2:52 AM David Engel <david at istwok.net wrote:
> On Mon, Dec 17, 2018 at 08:20:57PM +0000, Mark Kendall wrote:
> > I have a patch for the UYVY code ready to go. It will fix the
> > interlaced chroma issue and the precision problem. It is not at all
> > invasive. If OpenGLVideo currently works without YV12 or UYVY, it will
> > work after the change. It effectively removes the custom UYVY code. We
> > still use UYVY but it is not as densely packed - so there is a larger
> > texture in video memory but no sampling problem and no need for the
> > extra filter stage.
> Mark, the colors are now messed up on my nvidia shield and firetv
> stick 4k when the YV12 option is not enabled. It looks like the red
> and blue are reversed. I suspect commit 43b64d5c. The colors are
> correct when YV12 is enabled and on Linux regardless of the YV12
Sounds like the UV planes are swapped.
Must be an issue with the non-mmx packing code - which is the only thing I
didn't think to check.
Or perhaps an endianness issue?
Sitting on tarmac waiting for delayed flight to leave and won't be back
until after Christmas - so can't look at it for a few days.
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