[QUARTZ] Add implementation for IFilterMapper interface

[Christian Costa]

Robert Shearman wrote:

>Christian Costa wrote:
>  
>
>>>Ok. I had assumed devenum was complete, but obviously not. Does 
>>>      
>>>
>>it spit out
>>    
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>>>any fixme's?
>>> 
>>>
>>>      
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>>No, it doesn't.
>>
>>In fact, Devenum enumerates entries in:
>>1) HROOT\CLSID\{"clsid of categories"]\Instance
>>2) HCURRENTUSER\Software\Microsoft\ActiveMovie\devenum
>>
>>For Direct Show filters, Devenum retreives filters registered with 
>>IFilterMapper and recreates entries in ....\devenum
>>so when enumerating filters  we get the IFilterMapper2 filters followed 
>>by IFilterMapper ones.
>>I think this is the same for ICM and ACM filters.
>>
>>The current code only do 1 or 2 but not both at the same time.
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>>
>
>That makes a lot of sense. If I get some time I will implement this.
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>
>  
>
Fine. :-)
BTW, Windows seems to only update the devenum entries, if any, of the 
category eumerated.
I don't think this is significant or not though...

Bye,
Christian