diff --git a/src/CoreImage/CIFilter.cs b/src/CoreImage/CIFilter.cs
index 88a5d7b673..d6660f9ad3 100644
--- a/src/CoreImage/CIFilter.cs
+++ b/src/CoreImage/CIFilter.cs
@@ -714,6 +714,12 @@ namespace CoreImage {
 				return new CIBlendWithBlueMask (handle);
 			case "CIBlendWithRedMask":
 				return new CIBlendWithRedMask (handle);
+			case "CIMaximumScaleTransform":
+				return new CIMaximumScaleTransform (handle);
+			case "CIToneMapHeadroom":
+				return new CIToneMapHeadroom (handle);
+			case "CIAreaBoundsRed":
+				return new CIAreaBoundsRed (handle);
 			default:
 				throw new NotImplementedException (String.Format ("Unknown filter type returned: `{0}', returning a default CIFilter", filterName));
 			}
diff --git a/src/coreimage.cs b/src/coreimage.cs
index 30cd67ec98..23fa3ad0e8 100644
--- a/src/coreimage.cs
+++ b/src/coreimage.cs
@@ -2380,6 +2380,17 @@ namespace CoreImage {
 		[Export ("imageByInsertingIntermediate:")]
 		CIImage CreateByInsertingIntermediate (bool cache);
 
+		[TV (18, 0), Mac (15, 0), iOS (18, 0), MacCatalyst (18, 0)]
+		[Export ("imageByApplyingGainMap:")]
+		CIImage CreateByApplyingGainMap (CIImage gainMap);
+
+		[TV (18, 0), Mac (15, 0), iOS (18, 0), MacCatalyst (18, 0)]
+		[Export ("imageByApplyingGainMap:headroom:")]
+		CIImage CreateByApplyingGainMap (CIImage gainMap, float headroom);
+
+		[TV (18, 0), Mac (15, 0), iOS (18, 0), MacCatalyst (18, 0)]
+		[Export ("opaque")]
+		bool Opaque { [Bind ("isOpaque")] get; }
 		// CIImage_AVPortraitEffectsMatte category
 
 		[TV (12, 0), iOS (12, 0)]
@@ -2543,6 +2554,14 @@ namespace CoreImage {
 		[iOS (16, 0), TV (16, 0), Mac (13, 0), MacCatalyst (16, 0)]
 		[Export ("imageByConvertingLabToWorkingSpace")]
 		CIImage ConvertLabToWorkingSpace ();
+
+		[TV (18, 0), Mac (15, 0), iOS (18, 0), MacCatalyst (18, 0)]
+		[Export ("contentHeadroom")]
+		float ContentHeadroom { get; }
+
+		[TV (18, 0), Mac (15, 0), iOS (18, 0), MacCatalyst (18, 0)]
+		[Export ("metalTexture"), NullAllowed]
+		IMTLTexture MetalTexture { get; }
 	}
 
 	interface ICIImageProcessorInput { }
@@ -6485,6 +6504,15 @@ namespace CoreImage {
 		[iOS (17, 0), TV (17, 0), Mac (14, 0), MacCatalyst (17, 0)]
 		[Field ("kCIImageExpandToHDR")]
 		NSString ExpandToHdr { get; }
+
+		[TV (18, 0), Mac (15, 0), iOS (18, 0), MacCatalyst (18, 0)]
+		[Field ("kCIImageRepresentationHDRImage")]
+		NSString HdrImage { get; }
+
+		[TV (18, 0), Mac (15, 0), iOS (18, 0), MacCatalyst (18, 0)]
+		[Field ("kCIImageContentHeadroom")]
+		NSString ContentHeadroom { get; }
+
 	}
 
 	[MacCatalyst (13, 1)]
@@ -10265,6 +10293,60 @@ namespace CoreImage {
 	}
 #endif
 
+	[CoreImageFilter]
+	[TV (18, 0), Mac (15, 0), iOS (18, 0), MacCatalyst (18, 0)]
+	[BaseType (typeof (CIFilter))]
+	interface CIMaximumScaleTransform : CIMaximumScaleTransformProtocol {
+	}
+
+	[TV (18, 0), Mac (15, 0), iOS (18, 0), MacCatalyst (18, 0)]
+	[Protocol (Name = "CIMaximumScaleTransform", BackwardsCompatibleCodeGeneration = false)]
+	interface CIMaximumScaleTransformProtocol : CIFilterProtocol {
+		[Abstract]
+		[NullAllowed, Export ("inputImage", ArgumentSemantic.Retain)]
+		CIImage InputImage { get; set; }
+
+		[Abstract]
+		[Export ("scale")]
+		float Scale { get; set; }
+
+		[Abstract]
+		[Export ("aspectRatio")]
+		float AspectRatio { get; set; }
+	}
+
+	[CoreImageFilter]
+	[TV (18, 0), Mac (15, 0), iOS (18, 0), MacCatalyst (18, 0)]
+	[BaseType (typeof (CIFilter))]
+	interface CIToneMapHeadroom : CIToneMapHeadroomProtocol {
+	}
+
+	[TV (18, 0), Mac (15, 0), iOS (18, 0), MacCatalyst (18, 0)]
+	[Protocol (Name = "CIToneMapHeadroom", BackwardsCompatibleCodeGeneration = false)]
+	interface CIToneMapHeadroomProtocol : CIFilterProtocol {
+		[Abstract]
+		[NullAllowed, Export ("inputImage", ArgumentSemantic.Retain)]
+		CIImage InputImage { get; set; }
+
+		[Abstract]
+		[Export ("sourceHeadroom")]
+		float SourceHeadroom { get; set; }
+
+		[Abstract]
+		[Export ("targetHeadroom")]
+		float TargetHeadroom { get; set; }
+	}
+
+	[CoreImageFilter]
+	[TV (18, 0), Mac (15, 0), iOS (18, 0), MacCatalyst (18, 0)]
+	[BaseType (typeof (CIFilter))]
+	interface CIAreaBoundsRed : CIAreaBoundsRedProtocol {
+	}
+
+	[TV (18, 0), Mac (15, 0), iOS (18, 0), MacCatalyst (18, 0)]
+	[Protocol (Name = "CIAreaBoundsRed")]
+	interface CIAreaBoundsRedProtocol : CIAreaReductionFilterProtocol {
+	}
 	#endregion
 
 }
diff --git a/tests/cecil-tests/Documentation.KnownFailures.txt b/tests/cecil-tests/Documentation.KnownFailures.txt
index 667a2f5543..a6a8bf1068 100644
--- a/tests/cecil-tests/Documentation.KnownFailures.txt
+++ b/tests/cecil-tests/Documentation.KnownFailures.txt
@@ -30382,6 +30382,10 @@ M:CoreImage.CIAreaAverage.#ctor
 M:CoreImage.CIAreaAverage.#ctor(Foundation.NSCoder)
 M:CoreImage.CIAreaAverage.#ctor(Foundation.NSObjectFlag)
 M:CoreImage.CIAreaAverage.#ctor(ObjCRuntime.NativeHandle)
+M:CoreImage.CIAreaBoundsRed.#ctor
+M:CoreImage.CIAreaBoundsRed.#ctor(Foundation.NSCoder)
+M:CoreImage.CIAreaBoundsRed.#ctor(Foundation.NSObjectFlag)
+M:CoreImage.CIAreaBoundsRed.#ctor(ObjCRuntime.NativeHandle)
 M:CoreImage.CIAreaHistogram.#ctor
 M:CoreImage.CIAreaHistogram.#ctor(Foundation.NSCoder)
 M:CoreImage.CIAreaHistogram.#ctor(Foundation.NSObjectFlag)
@@ -31061,6 +31065,8 @@ M:CoreImage.CIImage.#ctor(UIKit.UIImage)
 M:CoreImage.CIImage.ConvertLabToWorkingSpace
 M:CoreImage.CIImage.ConvertWorkingSpaceToLab
 M:CoreImage.CIImage.Copy(Foundation.NSZone)
+M:CoreImage.CIImage.CreateByApplyingGainMap(CoreImage.CIImage,System.Single)
+M:CoreImage.CIImage.CreateByApplyingGainMap(CoreImage.CIImage)
 M:CoreImage.CIImage.CreateByApplyingGaussianBlur(System.Double)
 M:CoreImage.CIImage.CreateByApplyingOrientation(ImageIO.CGImagePropertyOrientation)
 M:CoreImage.CIImage.CreateByClamping(CoreGraphics.CGRect)
@@ -31257,6 +31263,10 @@ M:CoreImage.CIMaximumCompositing.#ctor
 M:CoreImage.CIMaximumCompositing.#ctor(Foundation.NSCoder)
 M:CoreImage.CIMaximumCompositing.#ctor(Foundation.NSObjectFlag)
 M:CoreImage.CIMaximumCompositing.#ctor(ObjCRuntime.NativeHandle)
+M:CoreImage.CIMaximumScaleTransform.#ctor
+M:CoreImage.CIMaximumScaleTransform.#ctor(Foundation.NSCoder)
+M:CoreImage.CIMaximumScaleTransform.#ctor(Foundation.NSObjectFlag)
+M:CoreImage.CIMaximumScaleTransform.#ctor(ObjCRuntime.NativeHandle)
 M:CoreImage.CIMedianFilter.#ctor
 M:CoreImage.CIMedianFilter.#ctor(Foundation.NSCoder)
 M:CoreImage.CIMedianFilter.#ctor(Foundation.NSObjectFlag)
@@ -31634,6 +31644,10 @@ M:CoreImage.CIToneCurve.#ctor
 M:CoreImage.CIToneCurve.#ctor(Foundation.NSCoder)
 M:CoreImage.CIToneCurve.#ctor(Foundation.NSObjectFlag)
 M:CoreImage.CIToneCurve.#ctor(ObjCRuntime.NativeHandle)
+M:CoreImage.CIToneMapHeadroom.#ctor
+M:CoreImage.CIToneMapHeadroom.#ctor(Foundation.NSCoder)
+M:CoreImage.CIToneMapHeadroom.#ctor(Foundation.NSObjectFlag)
+M:CoreImage.CIToneMapHeadroom.#ctor(ObjCRuntime.NativeHandle)
 M:CoreImage.CITorusLensDistortion.#ctor
 M:CoreImage.CITorusLensDistortion.#ctor(Foundation.NSCoder)
 M:CoreImage.CITorusLensDistortion.#ctor(Foundation.NSObjectFlag)
@@ -60075,6 +60089,9 @@ P:CoreImage.CIAffineTransform.InputImage
 P:CoreImage.CIAffineTransform.Transform
 P:CoreImage.CIAreaAverage.OutputImageMps
 P:CoreImage.CIAreaAverage.OutputImageNonMps
+P:CoreImage.CIAreaBoundsRed.InputExtent
+P:CoreImage.CIAreaBoundsRed.InputImage
+P:CoreImage.CIAreaBoundsRed.OutputImage
 P:CoreImage.CIAreaHistogram.Extent
 P:CoreImage.CIAreaHistogram.InputCount
 P:CoreImage.CIAreaHistogram.InputExtent
@@ -60755,6 +60772,7 @@ P:CoreImage.CIImage.BlueImage
 P:CoreImage.CIImage.CGImage
 P:CoreImage.CIImage.ClearImage
 P:CoreImage.CIImage.ColorSpace
+P:CoreImage.CIImage.ContentHeadroom
 P:CoreImage.CIImage.CyanImage
 P:CoreImage.CIImage.Definition
 P:CoreImage.CIImage.DepthData
@@ -60794,6 +60812,8 @@ P:CoreImage.CIImage.FormatRh
 P:CoreImage.CIImage.GrayImage
 P:CoreImage.CIImage.GreenImage
 P:CoreImage.CIImage.MagentaImage
+P:CoreImage.CIImage.MetalTexture
+P:CoreImage.CIImage.Opaque
 P:CoreImage.CIImage.PixelBuffer
 P:CoreImage.CIImage.PortraitEffectsMatte
 P:CoreImage.CIImage.Properties
@@ -60928,6 +60948,10 @@ P:CoreImage.CIMaskToAlpha.InputImage
 P:CoreImage.CIMaskToAlpha.OutputImage
 P:CoreImage.CIMaximumComponent.InputImage
 P:CoreImage.CIMaximumComponent.OutputImage
+P:CoreImage.CIMaximumScaleTransform.AspectRatio
+P:CoreImage.CIMaximumScaleTransform.InputImage
+P:CoreImage.CIMaximumScaleTransform.OutputImage
+P:CoreImage.CIMaximumScaleTransform.Scale
 P:CoreImage.CIMedianFilter.InputImage
 P:CoreImage.CIMedianFilter.OutputImage
 P:CoreImage.CIMeshGenerator.Color
@@ -61360,6 +61384,10 @@ P:CoreImage.CIToneCurve.InputPoint2
 P:CoreImage.CIToneCurve.InputPoint3
 P:CoreImage.CIToneCurve.InputPoint4
 P:CoreImage.CIToneCurve.OutputImage
+P:CoreImage.CIToneMapHeadroom.InputImage
+P:CoreImage.CIToneMapHeadroom.OutputImage
+P:CoreImage.CIToneMapHeadroom.SourceHeadroom
+P:CoreImage.CIToneMapHeadroom.TargetHeadroom
 P:CoreImage.CITorusLensDistortion.InputCenter
 P:CoreImage.CITorusLensDistortion.InputImage
 P:CoreImage.CITorusLensDistortion.OutputImage
@@ -61799,6 +61827,9 @@ P:CoreImage.ICIMaskedVariableBlurProtocol.Mask
 P:CoreImage.ICIMaskedVariableBlurProtocol.Radius
 P:CoreImage.ICIMaskToAlphaProtocol.InputImage
 P:CoreImage.ICIMaximumComponentProtocol.InputImage
+P:CoreImage.ICIMaximumScaleTransformProtocol.AspectRatio
+P:CoreImage.ICIMaximumScaleTransformProtocol.InputImage
+P:CoreImage.ICIMaximumScaleTransformProtocol.Scale
 P:CoreImage.ICIMedianProtocol.InputImage
 P:CoreImage.ICIMeshGeneratorProtocol.Color
 P:CoreImage.ICIMeshGeneratorProtocol.Mesh
@@ -62011,6 +62042,9 @@ P:CoreImage.ICIToneCurveProtocol.InputPoint1
 P:CoreImage.ICIToneCurveProtocol.InputPoint2
 P:CoreImage.ICIToneCurveProtocol.InputPoint3
 P:CoreImage.ICIToneCurveProtocol.InputPoint4
+P:CoreImage.ICIToneMapHeadroomProtocol.InputImage
+P:CoreImage.ICIToneMapHeadroomProtocol.SourceHeadroom
+P:CoreImage.ICIToneMapHeadroomProtocol.TargetHeadroom
 P:CoreImage.ICITorusLensDistortionProtocol.InputCenter
 P:CoreImage.ICITorusLensDistortionProtocol.InputImage
 P:CoreImage.ICITorusLensDistortionProtocol.Radius
@@ -78296,6 +78330,7 @@ T:CoreHaptics.ICHHapticAdvancedPatternPlayer
 T:CoreHaptics.ICHHapticDeviceCapability
 T:CoreHaptics.ICHHapticParameterAttributes
 T:CoreHaptics.ICHHapticPatternPlayer
+T:CoreImage.CIAreaBoundsRed
 T:CoreImage.CIAreaLogarithmicHistogram
 T:CoreImage.CIAreaMinMax
 T:CoreImage.CIAreaMinMaxRed
@@ -78346,6 +78381,7 @@ T:CoreImage.CIKMeans
 T:CoreImage.CILabDeltaE
 T:CoreImage.CILinearBlur
 T:CoreImage.CILinearLightBlendMode
+T:CoreImage.CIMaximumScaleTransform
 T:CoreImage.CIMeshGenerator
 T:CoreImage.CIMix
 T:CoreImage.CIMorphology
@@ -78376,6 +78412,7 @@ T:CoreImage.CISampleNearest
 T:CoreImage.CISamplerOptions
 T:CoreImage.CISobelGradients
 T:CoreImage.CIThermal
+T:CoreImage.CIToneMapHeadroom
 T:CoreImage.CIVividLightBlendMode
 T:CoreImage.CIWrapMode
 T:CoreImage.CIXRay
@@ -78384,6 +78421,7 @@ T:CoreImage.ICIAccordionFoldTransitionProtocol
 T:CoreImage.ICIAffineClampProtocol
 T:CoreImage.ICIAffineTileProtocol
 T:CoreImage.ICIAreaAverageProtocol
+T:CoreImage.ICIAreaBoundsRedProtocol
 T:CoreImage.ICIAreaHistogramProtocol
 T:CoreImage.ICIAreaLogarithmicHistogramProtocol
 T:CoreImage.ICIAreaMaximumAlphaProtocol
@@ -78491,6 +78529,7 @@ T:CoreImage.ICILineScreenProtocol
 T:CoreImage.ICIMaskedVariableBlurProtocol
 T:CoreImage.ICIMaskToAlphaProtocol
 T:CoreImage.ICIMaximumComponentProtocol
+T:CoreImage.ICIMaximumScaleTransformProtocol
 T:CoreImage.ICIMedianProtocol
 T:CoreImage.ICIMeshGeneratorProtocol
 T:CoreImage.ICIMinimumComponentProtocol
@@ -78550,6 +78589,7 @@ T:CoreImage.ICITemperatureAndTintProtocol
 T:CoreImage.ICITextImageGeneratorProtocol
 T:CoreImage.ICIThermalProtocol
 T:CoreImage.ICIToneCurveProtocol
+T:CoreImage.ICIToneMapHeadroomProtocol
 T:CoreImage.ICITorusLensDistortionProtocol
 T:CoreImage.ICITransitionFilterProtocol
 T:CoreImage.ICITriangleKaleidoscopeProtocol
diff --git a/tests/introspection/ApiCoreImageFiltersTest.cs b/tests/introspection/ApiCoreImageFiltersTest.cs
index 7916625f54..f09079b051 100644
--- a/tests/introspection/ApiCoreImageFiltersTest.cs
+++ b/tests/introspection/ApiCoreImageFiltersTest.cs
@@ -567,6 +567,13 @@ namespace Introspection {
 							continue;
 						}
 						break;
+					case "CIToneMapHeadroom":
+						switch (key) {
+						case "outputValue:":
+							// no doc for argument
+							continue;
+						}
+						break;
 					}
 
 					var cap = Char.ToUpperInvariant (key [0]) + key.Substring (1);