[FFmpeg-devel] [Hardware Accelerator for Video and Audio]

Måns Rullgård mans
Thu Feb 21 11:15:17 CET 2008

Benjamin Zores wrote:
> On Thu, Feb 21, 2008 at 10:35 AM, M?ns Rullg?rd <mans at mansr.com> wrote:
>> "Benjamin Zores" <ben at geexbox.org> writes:
>>  > On Thu, Feb 21, 2008 at 10:12 AM, kenye ye <kenyeby at gmail.com> wrote:
>>  >
>>  >>  I'm thinking of this from a usability point of view.
>>  >>  > It's a bit annoying when you have a display dedicated to videos.
>>  >>  > How and where is rendered the GUI/WM/anything_else_that_is_not_video ?
>>  >>
>>  >>
>>  >>   We'll provide the channel for the GUI data, i.e. OSD engine.
>>  >
>>  > I.e a limited 256 colours OSD engine ?
>>  I don't see the 256-colour connection, although I agree the idea of a
>>  dedicated video output device is mad.
> No particular connection.
> It's just that on most devices I've found or used to try (based on
> Sigma chips for example)
> you have a powerful decoding engine and just a 256 (sometimes even
> less) canal used for OSD
> which is used to provide some "GUI" only but that is so limited, you
> can't do much with it ...

Hmm, all but the oldest STB chips I work with support 32-bit graphics.

> But even it'd be a 24bits OSD canal, it'd still be a pain to have to
> draw anything on it.

Oh yes.

M?ns Rullg?rd
mans at mansr.com

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