RFR: 8374377: PNGImageDecoder Slow For 8-bit PNGs [v5]

[Phil Race]

On Tue, 6 Jan 2026 15:54:34 GMT, Jeremy Wood <jwood at openjdk.org> wrote:

> @ jayathirthrao , OK, I moved the JMH test to java/awt/image .
> 
> (I'm still unfamiliar with how the JMH tests are used overall. For my part: I'm fine with discarding this JMH test altogether. I wanted it (or something like it) to verify that this PR improved performance. But now having proven that: keeping it around indefinitely may be overkill...?)

Either way. Up to you.
It has benefit as an example. Unless all other JMH benchmarks are run regularly, it won't be a completely odd case.

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PR Comment: https://git.openjdk.org/jdk/pull/29004#issuecomment-3716436678