1 files changed, 0 insertions, 27 deletions
diff --git a/src/photos/PngSupport.vala b/src/photos/PngSupport.vala
index c891136..e154fc4 100644
--- a/src/photos/PngSupport.vala
+++ b/src/photos/PngSupport.vala
@@ -88,33 +88,6 @@ public class PngReader : GdkReader {
     public PngReader(string filepath) {
         base (filepath, PhotoFileFormat.PNG);
     }
-    
-    public override Gdk.Pixbuf scaled_read(Dimensions full, Dimensions scaled) throws Error {
-        Gdk.Pixbuf result = null;
-        /* if we encounter a situation where there are two orders of magnitude or more of
-           difference between the full image size and the scaled size, and if the full image
-           size has five or more decimal digits of precision, Gdk.Pixbuf.from_file_at_scale( ) can
-           fail due to what appear to be floating-point round-off issues. This isn't surprising,
-           since 32-bit floats only have 6-7 decimal digits of precision in their mantissa. In
-           this case, we prefetch the image at a larger scale and then downsample it to the
-           desired scale as a post-process step. This short-circuits Gdk.Pixbuf's buggy
-           scaling code. */
-        if (((full.width > 9999) || (full.height > 9999)) && ((scaled.width < 100) ||
-             (scaled.height < 100))) {
-            Dimensions prefetch_dimensions = full.get_scaled_by_constraint(1000,
-                ScaleConstraint.DIMENSIONS);
-                                  
-            result = new Gdk.Pixbuf.from_file_at_scale(get_filepath(), prefetch_dimensions.width,
-                prefetch_dimensions.height, false);
-
-            result = result.scale_simple(scaled.width, scaled.height, Gdk.InterpType.HYPER);
-        } else {
-            result = new Gdk.Pixbuf.from_file_at_scale(get_filepath(), scaled.width,
-                scaled.height, false);
-        }
-
-        return result;
-    }
 }
 
 public class PngWriter : PhotoFileWriter {