intel / intel/media-driver

[Bug]: PSNR decreases a lot on ICL platform when VA_SURFACE_ATTRIB_USAGE_HINT_ENCODER is enabled.

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#1,723 3 comments 0 reactions 1 assignee Claimed by @bai-isaac View on GitHub
AVC Encode
Dominant language
C
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Description

### Which component impacted?

Encode

### Is it regression? Good in old configuration?

No, this issue exist a long time

### What happened?

The PSNR decreases a lot after the VA_SURFACE_ATTRIB_USAGE_HINT_ENCODER is set for recon surface. This only happens on ICL platform and there is no such regression on other platforms.

### What's the usage scenario when you are seeing the problem?

Transcode for media delivery, Cloud Gaming, Video Conference, Content Creation

### What impacted?

The PNSR drop will fail all test cases of encoders and transcode.

### Debug Information

_No response_

### Do you want to contribute a patch to fix the issue?

None

Contributor guide

Open the contributing guide

Assessment

This issue has not been assessed yet.

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