Availability of Quartz Composer Patches in Web Kit

Q:  I'm using the Quartz Composer Web Kit Plug-in to display my compositions, but I'm told that my composition is unsafe and cannot be run. Everything works in Quartz Composer, so what's happening?

A: When a Quartz Composer composition is loaded by the Quartz Composer Web Kit Plug-in, it inspects the patches that are in use. If an unsafe patch is discovered, you'll see the error message in Figure 1.

Using any of the following patches in a Quartz Composer composition inside of a web browser like Safari, a Dashboard widget, or in another application that uses Web Kit. Compositions using these patches are disabled because they access information from local files and folders, fetch information from local or network services, or communicate with certain hardware.


Quartz Composer Patches That You Can't Use in Web Kit

Using any of the following patches in a Quartz Composer composition on Mac OS X 10.4.7 or later will disable your composition when run inside the Quartz Composer Web Kit plug-in.

Controllers

• MIDI Clock

• MIDI Controllers

• MIDI Notes

Generators

• Video Input

Sources

• Audio Input

• Bonjour Services

• Folder Images

• Spotlight Images

Tools

• Quartz Composer Info

References

• Quartz Composer Programming Guide

• Core Image Filter Reference

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