[Mono-devel-list] GC with Pixbufs

Chris Seaton chris at chrisseaton.com
Mon Mar 15 15:55:46 EST 2004

>>I have a program that generates thumbnails of images for web pages. 
>>Creating a thumbnail simply involves reading the file into a Pixbuf 
>>image, scaling it into a new Pixbuf and saving it.
>>Mono doesn't seem to ever GC these Pixbufs. They are only referenced 
>>from local variables in functions when the thumbnail is being created so 
>>I'm sure they're elligible for deallocation.

> You should use the explicit Dispose method of Pixbuf in these cases
> (since you are using an unmanaged resource that the managed world has no
> idea what it is).
> Miguel

I'm calling Dispose for both bitmaps, but mono continues to leak memory 
when creating these thumbnails. I've attatched the modified source file. 
I am using Dispose correctly, aren't I?

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