Discussion:
A question on Screen Resolution
Atul Barve
2004-07-18 13:52:33 UTC
Permalink
I was expecting HD to be 1024 x 720. But CascadeScreen (GetRect)
returns 1024 x 576.

Why is that. Is it a limitation of the underlying Graphics API/OS. Is
it something that will be adressed in a future patch...


Thanks

Atul
Patrick Ellis
2004-07-18 15:20:46 UTC
Permalink
Hi Atul,

While the graphics scaler is limited to an input of 1024 pixels wide (making
1024x576 the largest 16x9 framebuffer it will support), the video scaler does
not have this limitation. It is capable of full HD resolutions. We use the
graphics scaler for the UI but we use the video scaler for the times when HD
really matters (video and photo display). The limitation of the graphics scaler
is a hardware limitation.

------
Patrick Ellis
Senior Software Engineer, Roku
Get more out of your high-def TV.
High-definition photos, art, music and more. http://www.rokulabs.com


//-----Original Message-----
//From: roku-tech-***@lists.rokulabs.com
//[mailto:roku-tech-***@lists.rokulabs.com] On Behalf Of Atul Barve
//Sent: Sunday, July 18, 2004 6:53 AM
//To: Roku Tech
//Subject: [Roku-tech] A question on Screen Resolution
//
//
//I was expecting HD to be 1024 x 720. But CascadeScreen (GetRect)
//returns 1024 x 576.
//
//Why is that. Is it a limitation of the underlying Graphics API/OS. Is
//it something that will be adressed in a future patch...
//
//
//Thanks
//
//Atul
//
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//Roku-tech mailing list
//Roku-***@lists.rokulabs.com
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