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bug in VST2AU SDK, was: Re: AUValidation Error
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bug in VST2AU SDK, was: Re: AUValidation Error


  • Subject: bug in VST2AU SDK, was: Re: AUValidation Error
  • From: Stefan Gretscher <email@hidden>
  • Date: Mon, 13 Sep 2004 20:46:37 +0200

Hi all,

last week Bill Stewart has found a problem in our AUs and it's also in the VST2AUSDK, maybe it strikes with your AUs too:

When creating the dictionary for the settings plist in SaveState(), instead of dong this:
*ptPLRef=CFPropertyListRef(CFDictionaryCreateMutable(kCFAllocatorDefault , 0, NULL, NULL));


the AU must provide the proper CF object memory handling callbacks like this:
*ptPLRef=CFPropertyListRef(CFDictionaryCreateMutable(kCFAllocatorDefault , 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks));


Everybody who uses the old VST2AU SDK must correct this section of the code.
Even if you don't use that SDK, it may be worth checking how your code behaves there.


Best,
Stefan


When testing an AU (built using the VST-AU SDK) with AUValidation 1.0.1 I
get the following error. Can anyone explain how I can go about fixing it?


--------------------------------------------------
VERIFYING SPECIAL PROPERTIES:

VERIFYING CLASS INFO
ERROR: Class Data does not have required field:<type> == componentType


Stefan Gretscher

plug-in development & 3rd party plug-in support
Emagic Soft- & Hardware GmbH
a subsidiary of Apple Computer, Inc.

email: email@hidden
phone: (+49)-4101-495-586

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