Don't attempt to extract exif from png

png does not store exif at the given offset
tropy · Oct 27, 2017 · a46cb5a · a46cb5a
1 parent 585ea7f
commit a46cb5a
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/image.js b/src/image.js
@@ -127,8 +127,11 @@ class Image {
 
           const buffer = Buffer.concat(chunks)
 
+          // do not extract exif from png
+          let exifFn = (this.mimetype !== 'image/png') ? exif : () => ({})
+
           Promise
-            .all([exif(buffer), NI(buffer), stat(this.path)])
+            .all([exifFn(buffer), NI(buffer), stat(this.path)])
 
             .then(([data, original, file]) =>
               assign(this, original.getSize(), { exif: data, original, file }))