Fix #4: don't re-encode file if it is unchanged

Mojang · Sep 26, 2023 · 99396f2 · 99396f2
1 parent 7d38027
commit 99396f2
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Showing 4 changed files with 13 additions and 8 deletions.
diff --git a/1.14/build.gradle b/1.14/build.gradle
@@ -4,7 +4,7 @@ plugins {
 }
 
 group 'com.mojang'
-version '1.1.2-SNAPSHOT'
+version '1.1.3-SNAPSHOT'
 
 mainClassName = "com.mojang.slicer.Main"
 archivesBaseName = distributions.main.distributionBaseName = "slicer-1.14"

diff --git a/1.20.2/build.gradle b/1.20.2/build.gradle
@@ -4,7 +4,7 @@ plugins {
 }
 
 group 'com.mojang'
-version '1.1.2-SNAPSHOT'
+version '1.1.3-SNAPSHOT'
 
 mainClassName = "com.mojang.slicer.Main"
 archivesBaseName = distributions.main.distributionBaseName = "slicer-1.20.2"

diff --git a/build.gradle b/build.gradle
@@ -3,7 +3,7 @@ plugins {
 }
 
 group 'com.mojang'
-version '1.1.2-SNAPSHOT'
+version '1.1.3-SNAPSHOT'
 
 java {
     toolchain {

diff --git a/src/main/java/com/mojang/slicer/OutputFile.java b/src/main/java/com/mojang/slicer/OutputFile.java
@@ -40,13 +40,18 @@ public void process(final Path root, final Path imagePath, final BufferedImage i
         final int y = box.scaleY(height);
         final int w = box.scaleW(width);
         final int h = box.scaleH(height);
-        BufferedImage subImage = image.getSubimage(x, y, w, h);
 
-        for (final UnaryOperator<BufferedImage> op : transformers) {
-            subImage = op.apply(subImage);
-        }
+        Files.createDirectories(outputPath.getParent());
 
-        Slicer.writeImage(outputPath, subImage);
+        if (x == 0 && y == 0 && w == width && h == height && transformers.isEmpty()) {
+            Files.copy(imagePath, outputPath, StandardCopyOption.REPLACE_EXISTING);
+        } else {
+            BufferedImage subImage = image.getSubimage(x, y, w, h);
+            for (final UnaryOperator<BufferedImage> op : transformers) {
+                subImage = op.apply(subImage);
+            }
+            Slicer.writeImage(outputPath, subImage);
+        }
 
         final Path inputMetaPath = getMetaPath(imagePath);
         if (Files.exists(inputMetaPath)) {