From 768f834ea159dfdc83eec56f776b2630d0335ae3 Mon Sep 17 00:00:00 2001
From: celestora <kitsuruko@gmail.com>
Date: Wed, 14 Dec 2022 23:09:25 +0200
Subject: [PATCH] Use hermite filter instead of point for image resize

Fixes terrific image distortion during downscaling
---
 Web/Models/Entities/Photo.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/Web/Models/Entities/Photo.php b/Web/Models/Entities/Photo.php
index 5627a4fe..454be7f8 100644
--- a/Web/Models/Entities/Photo.php
+++ b/Web/Models/Entities/Photo.php
@@ -39,13 +39,13 @@ class Photo extends Media
         if(isset($size["maxSize"])) {
             $maxSize = (int) $size["maxSize"];
             $sizes   = Image::calculateSize($image->getImageWidth(), $image->getImageHeight(), $maxSize, $maxSize, Image::SHRINK_ONLY | Image::FIT);
-            $image->resizeImage($sizes[0], $sizes[1], \Imagick::FILTER_POINT, 1);
+            $image->resizeImage($sizes[0], $sizes[1], \Imagick::FILTER_HERMITE, 1);
         } else if(isset($size["maxResolution"])) {
             $resolution = explode("x", (string) $size["maxResolution"]);
             $sizes = Image::calculateSize(
                 $image->getImageWidth(), $image->getImageHeight(), (int) $resolution[0], (int) $resolution[1], Image::SHRINK_ONLY | Image::FIT
             );
-            $image->resizeImage($sizes[0], $sizes[1], \Imagick::FILTER_POINT, 1);
+            $image->resizeImage($sizes[0], $sizes[1], \Imagick::FILTER_HERMITE, 1);
         } else {
             throw new \RuntimeException("Malformed size description: " . (string) $size["id"]);
         }
@@ -107,7 +107,7 @@ class Photo extends Media
         $sizes = Image::calculateSize(
             $image->getImageWidth(), $image->getImageHeight(), 8192, 4320, Image::SHRINK_ONLY | Image::FIT
         );
-        $image->resizeImage($sizes[0], $sizes[1], \Imagick::FILTER_POINT, 1);
+        $image->resizeImage($sizes[0], $sizes[1], \Imagick::FILTER_HERMITE, 1);
         $image->writeImage($this->pathFromHash($hash));
         $this->saveImageResizedCopies($image, $filename, $hash);