[MPlayer-dev-eng] YUV in vo_quartz, should be there soon

Nicolas Plourde nicolas.plourde at sympatico.ca
Thu Apr 29 18:13:20 CEST 2004


On 29-Apr-04, at 11:46 AM, Romain Dolbeau wrote:

> Hello all,
>
> I finally found my problems. YV12 is not hw-accel,
> but it no longer goes to RGB. The reason ? A small
> square in the bottom-right corner for resize. With
> it, QuickTime goes to RGB because the output is
> not square. Without it, it doesn't, and rescaling
> is done entirely in hardware... It's _much_ faster
> than before, although still slower than a real YV12
> overlay.
>
> The reason I had different behavior on my laptop
> and the G5 was the screen resolution. vo_quartz
> try to compute the aspect ratio with my screen
> resolution, with 3:2 aspect, but a monitor aspect
> of 4:3. So it tried to scale. Of course, If I
> disabled scaling, the picture didn't fit the
> window... and avoided the aforementioned square,
> so was hw-accelerated... while the G5 with
> a 4:3 ratio alwas add the square problem. Freaky.
>
> I only need to fix the aspect ratio in fullscreen
> (ATM I take over *all* the screen), and it should
> be OK (I also added a draw_alpha for uyvy).
>
> -- 
> Romain Dolbeau
>
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> http://mplayerhq.hu/mailman/listinfo/mplayer-dev-eng
>
>

This is great, let me know when its done. Cant wait!
====
Nicolas Plourde <nicolas.plourde at sympatico.ca>




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