Update ImagePreviewFragment.kt

[brownowski]

Fix banding in gradients by setting the preferred Bitmap config to Bitmap.Config.ARGB_8888 for SubsamplingScaleImageView

Summary by CodeRabbit

• Bug Fixes
  • Improved image display quality by setting the preferred bitmap configuration to ARGB_8888.

[coderabbitai]

Walkthrough

The recent update introduces a minor yet significant enhancement to the ImagePreviewFragment within a Java application, focusing on image presentation. By specifying the bitmap configuration to ARGB_8888, the change aims to optimize the visual quality of images displayed to the user, ensuring richer color depth and better overall image clarity.

Changes

File Path	Change Summary
.../presentation/ui/fragment/ImagePreviewFragment.kt	Added a line to set the bitmap configuration to ARGB_8888 before image display.

🐰✨
In the realm of bits and bytes, a rabbit hopped tonight,
Tweaking colors, bright and true, in ARGB's splendid light.
With a hop, skip, and a leap, it set the pixels right,
Now every image, clear and deep, shines incredibly bright.
🌟🖼️

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All committers have signed the CLA.

[coderabbitai]

Actionable comments posted: 1

Review Status

Configuration used: CodeRabbit UI

Commits

Files that changed from the base of the PR and between c994b12 and fbe03c4.

Files selected for processing (1)

• presentation/src/main/java/org/cryptomator/presentation/ui/fragment/ImagePreviewFragment.kt (1 hunks)

Additional Context Used

[SailReal]

Thanks for your contribution! 💚

Do you know if this is still a problem? davemorrissey/subsampling-scale-image-view#366

[brownowski]

Thanks for your contribution! 💚

Do you know if this is still a problem? davemorrissey/subsampling-scale-image-view#366

Hmm, it might be.

I've run some tests, and I found that Bitmap.Config.HARDWARE performed better on my tablet. I had a hard time noticing any performance issues with ARGB_8888 on my phone, and HARDWARE seemed to work well too.

On my tablet I did notice some stuttering when scrolling between larger images with ARGB_8888, or panning on a few select files. This went away with HARDWARE, and it still also resolved the banding issue.

It might be worth testing it out on more devices, but switching to Bitmap.Config.HARDWARE might be better than ARGB_8888.

[coderabbitai]

Actionable comments posted: 0

Review Status

Configuration used: CodeRabbit UI

Commits

Files that changed from the base of the PR and between fbe03c4 and 8b5733f.

Files selected for processing (1)

• presentation/src/main/java/org/cryptomator/presentation/ui/fragment/ImagePreviewFragment.kt (1 hunks)

Files skipped from review as they are similar to previous changes (1)

• presentation/src/main/java/org/cryptomator/presentation/ui/fragment/ImagePreviewFragment.kt

[coderabbitai]

Actionable comments posted: 0

Review Status

Configuration used: CodeRabbit UI

Commits

Files that changed from the base of the PR and between 8b5733f and d6fc07c.

Files selected for processing (1)

• presentation/src/main/java/org/cryptomator/presentation/ui/fragment/ImagePreviewFragment.kt (2 hunks)

Files skipped from review as they are similar to previous changes (1)

• presentation/src/main/java/org/cryptomator/presentation/ui/fragment/ImagePreviewFragment.kt

[SailReal]

Just to keep you up to date: I have done some more research and think this change needs more testing, but Bitmap.Config.HARDWARE sounds like the way to go to me.

[SailReal]

This will also fix #482