Merge pull request #31 from dekiakbar/30-image-size-is-bigger-than-or…

…iginal-image image size is bigger than original image #30
dekiakbar · Oct 8, 2022 · 222b329 · 222b329
2 parents 442db1c + bf526a2
commit 222b329
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Showing 2 changed files with 7 additions and 2 deletions.
diff --git a/src/optimize/optimize.service.spec.ts b/src/optimize/optimize.service.spec.ts
@@ -119,5 +119,8 @@ describe('OptimizeService', () => {
       90,
     );
     expect(optimizeImageResult).toMatchObject(mockOptimizeResults);
+
+    const optimizeJpegImage = await optimizeService.compressJpeg(mockImageJpeg, 90);
+    expect(optimizeJpegImage).toMatchObject(mockImageJpeg);
   });
 });
diff --git a/src/optimize/optimize.service.ts b/src/optimize/optimize.service.ts
@@ -63,8 +63,10 @@ export class OptimizeService {
         mozjpeg: true,
       })
       .toBuffer();
-
-    image.buffer = buffer;
+
+    if(Buffer.byteLength(buffer) < Buffer.byteLength(image.buffer)) {
+      image.buffer = buffer;
+    }
 
     return image;
   }