• Defining the Characteristics of a Custom Patch

• Executing a Custom Patch

• Performing Custom Tasks During Execution

• Defining Patch and Property Port Attributes

• Defining Internal Settings

• Supporting Saving and Retrieving Internal Settings

• Adding Ports Dynamically

• Getting and Setting Port Values

• Loading Bundle and Custom Patches Manually

• Ordering Property Ports

• attributes

• attributesForPropertyPortWithKey:

• executionMode

• loadPlugInAtPath:

• plugInKeys

• registerPlugInClass:

• sortedPropertyPortKeys

• timeMode

• addInputPortWithType:forKey:withAttributes:

• addOutputPortWithType:forKey:withAttributes:

• createViewController

• didValueForInputKeyChange:

• disableExecution:

• enableExecution:

• execute:atTime:withArguments:

• removeInputPortForKey:

• removeOutputPortForKey:

• serializedValueForKey:

• setSerializedValue:forKey:

• setValue:forOutputKey:

• startExecution:

• stopExecution:

• valueForInputKey:

• Patch Attributes

• Input and Output Port Attributes

• Port Input and Output Types

• Pixel Formats

• Execution Arguments

• Execution Modes

• Time Modes