RFR: 8342098: Write a test to compare the images [v2]

[Alexey Ivanov]

On Wed, 30 Oct 2024 10:51:53 GMT, Tejesh R <tr at openjdk.org> wrote:

>>> Also the test is failing in windows local machine. Can you re-confirm once by testing it in any Windows machine? Or is there anything I might be missing while testing?
>> 
>> Its color profile issues, will pass with sRGB.
>
>> > Also the test is failing in windows local machine. Can you re-confirm once by testing it in any Windows machine? Or is there anything I might be missing while testing?
>> 
>> Its color profile issues, will pass with sRGB.
> 
> The test passes with 100% scale, but fails with 200% scaling. I see the captured image is slightly blurred at letter edges. Is this related to color profile ?

@TejeshR13 is right, the test fails for me on macOS on an external display with 2× scale.

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PR Comment: https://git.openjdk.org/jdk/pull/21524#issuecomment-2447306278