added proper effort and distance

Author: awxkee

JxlCoder.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
     s.name             = 'JxlCoder'
-    s.version          = '1.1.0'
+    s.version          = '1.1.1'
     s.summary          = 'JXL coder for iOS and MacOS'
     s.description      = 'Provides support for JXL files in iOS and MacOS'
     s.homepage         = 'https://github.com/awxkee/jxl-coder-swift'

Sources/jxlc/JxlInternalCoder.mm

@@ -46,8 +46,8 @@ static inline float JXLGetDistance(const int quality)
     if (quality == 0)
         return(1.0f);
     if (quality >= 30)
-        return(0.1f+(float) (100-std::min(100.0f, (float)quality))*0.09f);
-    return(6.24f+(float) pow(2.5f,(30.0-(float)quality)/5.0)/6.25f);
+        return std::clamp((0.1f+(float) (100-std::min(100.0f, (float)quality))*0.09f), 0.0f, 15.0f);
+    return std::clamp((6.24f+(float) pow(2.5f,(30.0-(float)quality)/5.0)/6.25f), 0.0f, 15.0f);
 }
 
 @implementation JxlInternalCoder