Add offenders to imageOptimization

2015-06-01 16:52:50 +02:00
parent 1606cbab18
commit 9ccca3b33b
9 changed files with 85 additions and 47 deletions
@@ -149,10 +149,12 @@ var ImageOptimizer = function() {
        return deferred.promise;
    }

+    // The gain is estimated of enough value if it's over 2KB or over 20%,
+    // but it's ignored if is below 100 bytes
    function gainIsEnough(oldWeight, newWeight) {
        var gain = oldWeight - newWeight;
        var ratio = gain / oldWeight;
-        return (gain > 2048 || ratio > 0.2);
+        return (gain > 2048 || (ratio > 0.2 && gain > 100));
    }

    function isJpeg(entry) {