Integrated: 8281419: The source data for the color conversion can be discarded

[Sergey Bylokhov]

On Tue, 8 Feb 2022 05:42:47 GMT, Sergey Bylokhov <serb at openjdk.org> wrote:

> When we convert the image from one color profile to another one we copy data to the temp array, and after conversion, we commit both(src and dst). But the source array could be discarded since we do not(should not) change it. 
> 
> Tested on windows (fastest result after a few runs). ThreadsMAX is 32 threads. The test is just a "ColorConvertOp.filter()" for the opaque buffered image.
> 
> ![images](https://user-images.githubusercontent.com/14138494/152925400-cf248f88-e2ba-47ec-8d58-71784026ff8a.png)
> 
> https://jmh.morethan.io/?gists=541569ac2fe6173d471455d282680fa2,d3b91e1fba067c71fc73a6df8d47773f

This pull request has now been integrated.

Changeset: 8441d51e
Author:    Sergey Bylokhov <serb at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/8441d51e71e143250b44eea74114a624cf00cc3e
Stats:     10 lines in 1 file changed: 1 ins; 0 del; 9 mod

8281419: The source data for the color conversion can be discarded

Reviewed-by: prr, aivanov

-------------

PR: https://git.openjdk.java.net/jdk/pull/7375