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Image getting "overexposed" if it has transparent corners #430

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Jckpt opened this issue Aug 20, 2022 · 2 comments
Open

Image getting "overexposed" if it has transparent corners #430

Jckpt opened this issue Aug 20, 2022 · 2 comments

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@Jckpt
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Jckpt commented Aug 20, 2022 •
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After I upscaled my images they're getting overexposed by browsers and Microsoft's image viewer, I've used Waifu2x-Extension-GUI for that. Paint displays these upscaled images correctly.

Upscaled image:
Yordle_Stompers_item

Here is how it looks on my PC:

2022-08-20.14-11-16.mp4
@1374363910
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1374363910 commented Aug 20, 2022 via email

@nagadomi
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Does that problem happen on http://waifu2x.udp.jp/ as well?

I guess this is an alpha channel problem of waifu2x-ncnn-vulkan engine.
nihui/waifu2x-ncnn-vulkan#149
The problem may not happen if you choose waifu2x-caffe engine.

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@nagadomi @1374363910 @Jckpt