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igv / SSimDownscaler.glsl

Last active June 28, 2025 00:35

Tuned for linear-downscaling=no.

	// This library is free software; you can redistribute it and/or
	// modify it under the terms of the GNU Lesser General Public
	// License as published by the Free Software Foundation; either
	// version 3.0 of the License, or (at your option) any later version.
	//
	// This library is distributed in the hope that it will be useful,
	// but WITHOUT ANY WARRANTY; without even the implied warranty of
	// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	// Lesser General Public License for more details.
	//

igv / SSimSuperRes.glsl

Last active July 19, 2025 02:46

Basically it's an accurate sharpener + antiringing. Usage: glsl-shader="~~/SSimSuperRes.glsl"

	// SSimSuperRes by Shiandow
	//
	// This library is free software; you can redistribute it and/or
	// modify it under the terms of the GNU Lesser General Public
	// License as published by the Free Software Foundation; either
	// version 3.0 of the License, or (at your option) any later version.
	//
	// This library is distributed in the hope that it will be useful,
	// but WITHOUT ANY WARRANTY; without even the implied warranty of
	// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

igv / KrigBilateral.glsl

Last active July 17, 2025 02:31

Good test pattern: https://www.rtings.com/images/test-materials/2017/chroma-444.png (Compress it with any lossy codec first, for example jpeg. You can do it with mpv, only add screenshot-jpeg-source-chroma=no to mpv.conf). Usage: glsl-shader="~~/KrigBilateral.glsl"

	// KrigBilateral by Shiandow
	//
	// This library is free software; you can redistribute it and/or
	// modify it under the terms of the GNU Lesser General Public
	// License as published by the Free Software Foundation; either
	// version 3.0 of the License, or (at your option) any later version.
	//
	// This library is distributed in the hope that it will be useful,
	// but WITHOUT ANY WARRANTY; without even the implied warranty of
	// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

igv / adaptive-sharpen.glsl

Last active July 7, 2025 20:25

Optimal sharpening strength (according to objective metrics) - 0.5. Can be applied only to luma channel (change OUTPUT to LUMA). To use it on-demand add the following line to input.conf: n change-list glsl-shaders toggle "~~/adaptive-sharpen.glsl"

	// Copyright (c) 2015-2021, bacondither
	// All rights reserved.
	//
	// Redistribution and use in source and binary forms, with or without
	// modification, are permitted provided that the following conditions
	// are met:
	// 1. Redistributions of source code must retain the above copyright
	// notice, this list of conditions and the following disclaimer
	// in this position and unchanged.
	// 2. Redistributions in binary form must reproduce the above copyright