[mythtv] Off list: Chroma OSD (again)

[Mark Spieth]

> On #1, there is a decision to be made here.  Presently, the COSD forces
0x01
> as the chromakey color and thus black (0x00) is the "transparent" color in
the
> OSD theme.  Daniel suggested using some unlikely color (like pure blue) as
the
> transparent color in the OSD theme, and then mapping (re-writing?) that to
the
> chromakey color on the fly in the COSD.  I'm concerned that will lead to
> increased cpu usage, and un-do some of the performance gains the COSD
> provides.
I have used RGB(1,2,3) for the overlay color key in the past. looks like
black but is not.
very unlikely to be used by anything.
cheers
mark