Display rotation

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Display rotation

780 Views
pigi
Contributor I

Hi, we have an i.MX8MM with LVDS.

We had to run several applications on it and we had to rotate the display 180 degrees.

We have tried several canonical approaches but without success.

How can we rotate the display?

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6 Replies

761 Views
joanxie
NXP TechSupport
NXP TechSupport

what bsp do you use? linux or android?

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753 Views
pigi
Contributor I

we are using Linux with 5.4.142 kernel onboard.

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731 Views
joanxie
NXP TechSupport
NXP TechSupport

you can change "transform" in the weston.ini

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708 Views
pigi
Contributor I

Thank you for your reply, but we choose to don't use weston.

Are there a lower level way? 

 

 

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667 Views
joanxie
NXP TechSupport
NXP TechSupport

you can try to use GPU 2D to rotate, you can refer to the G2D api from gpu user guide, you can download the user guide from:

"https://www.nxp.com/design/software/embedded-software/i-mx-software/embedded-linux-for-i-mx-applicat..."

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645 Views
pigi
Contributor I

Thank you, I'll give it a try.

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