Change downscaling filter to Lanczos

Signed-off-by: trivernis <trivernis@protonmail.com>

Cargo.toml

@@ -4,7 +4,7 @@ readme = "README.md"
 license = "Apache-2.0"
 authors = ["trivernis <trivernis@protonmail.com>"]
 description = "An image thumbnail creation library"
-version = "0.2.3"
+version = "0.2.4"
 edition = "2018"
 repository = "https://github.com/Trivernis/thumbnailer"
 

src/lib.rs

@@ -79,7 +79,7 @@ fn resize_images(image: DynamicImage, sizes: &[ThumbnailSize]) -> Vec<DynamicIma
         .into_par_iter()
         .map(|size| {
             let (width, height) = size.dimensions();
-            image.resize(width, height, FilterType::Nearest)
+            image.resize(width, height, FilterType::Lanczos3)
         })
         .collect()
 }