feat: use better filter for resize (deepzoom) (#9)

AzHicham · Oct 24, 2022 · 7811a66 · 7811a66
1 parent 68c5443
commit 7811a66
Show file tree

Hide file tree

Showing 3 changed files with 5 additions and 4 deletions.
diff --git a/Cargo.lock b/Cargo.lock
diff --git a/Cargo.toml b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "openslide-rs"
 edition = "2021"
-version = "0.3.0"
+version = "0.3.1"
 authors = ["AzHicham <[email protected]>"]
 description = "Rust bindings of OpenSlide C library"
 repository = "https://github.com/AzHicham/openslide-rs"

diff --git a/src/deepzoom.rs b/src/deepzoom.rs
@@ -3,7 +3,7 @@
 //! This is a simple translation of python DeepZoomGenerator implementation
 
 use crate::{errors::OpenSlideError, Address, DeepZoomGenerator, OpenSlide, Region, Result, Size};
-use image::{RgbImage, RgbaImage};
+use image::{imageops::FilterType, RgbImage, RgbaImage};
 
 impl<'a> DeepZoomGenerator<'a> {
     pub fn new(
@@ -163,10 +163,11 @@ impl<'a> DeepZoomGenerator<'a> {
         };
 
         if final_size != size {
-            Ok(image::imageops::thumbnail(
+            Ok(image::imageops::resize(
                 &image,
                 final_size.w,
                 final_size.h,
+                FilterType::Lanczos3,
             ))
         } else {
             Ok(image)