Cog broswer show black block which shouldn't exist

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Cog broswer show black block which shouldn't exist

1,323 次查看
wenyong
Contributor I

Dear nxp engineers, 

 

We integrate Cog web broswer, mesa, imx-gpu-ivv library and driver in our build. 

When using Cog to display a straightforward HTML page, it sometimes displays a random black block on the screen. 

cog --platform=drm --platform-params="renderer=gles" test.html

It looks like the issue is cog + gpu related.  I attached a video for you to check.

Could you help to check if there is any known issue with cog + imx8mq?

Thanks,

 

 

html is very simple:

<body>
<header>
This is the Header Text
</header>

<main>
<img src="https://media.giphy.com/media/ICOgUNjpvO0PC/giphy.gif" alt="Funny GIF">
<!-- img src="https://upload.wikimedia.org/wikipedia/commons/9/9a/Gull_portrait_ca_usa.jpg" -->
</main>

<footer>
This is the Footer Text
</footer>
</body>

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1,181 次查看
wenyong
Contributor I

Hi Zhiming,

 

please check the video for the issue I experienced when playing video with cog.

 

cog --platform=drm --platform-params="renderer=gles" test3.html

Again a very simple html page called test3.html to test:

Please also download the video resource referenced by test3.html.

 

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Video + Ticker</title>
<style>
html, body {
margin: 0;
padding: 0;
width: 100%;
height: 100%;
overflow: hidden;
background: black;
position: relative;
font-family: Arial, sans-serif;
}

/* Video fills the screen */
video#bgvid {
width: 100%;
height: 100%;
object-fit: cover; /* or contain if you want letterbox */
z-index : 100;
}

</style>
</head>
<body>

<video id="bgvid" src="13131508_1920_1080_24fps.mp4" autoplay loop muted playsinline></video>
</body>
</html>

 

 

 

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1,174 次查看
Zhiming_Liu
NXP TechSupport
NXP TechSupport

Hi @wenyong 

Also no such issue on L6.12.20.

Best Regards,
Zhiming

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1,283 次查看
Zhiming_Liu
NXP TechSupport
NXP TechSupport

Hi,

Please share the BSP version. 

Best Regards,
Zhiming

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1,274 次查看
wenyong
Contributor I
Hi Zhiming,

We are on
tag: rel_imx_5.15.71_2.2.0, origin/kirkstone-5.15.71-2.2.0

Thanks,
Wenyong
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1,237 次查看
Zhiming_Liu
NXP TechSupport
NXP TechSupport

Hi,

Sorry, I don't have much time to test other versions. I tested it on L6.12.20, the latest version, the display is normal. Not sure if this issue is caused by mesa or viv property driver.

Zhiming_Liu_0-1756185434563.png
Best Regards,
Zhiming

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1,182 次查看
wenyong
Contributor I
Hi Zhiming,

I upgrade yocto version to scarthgap, meta-imx's scarthgap release has kernel 6.6 build.

The black block issue seems to be better, I only see it if I with cog to open a non-exsit webpage.

how about playing video with cog? Playing video with cog seems to be pretty bad, I have flickering contents when playing and the UI components is messed up. I'll upload an video.
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