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Subject: Re: [boost] [gil][io_new] Image Reading and Writing Iterator
From: Mateusz Łoskot (mateusz_at_[hidden])
Date: 2011-10-24 09:19:38

On 24 October 2011 14:09, Zach Laine <whatwasthataddress_at_[hidden]> wrote:
> On Sun, Oct 23, 2011 at 6:30 PM, Christian Henning <chhenning_at_[hidden]> wrote:
>> Hi there, one of the requirements for the acceptance of io_new as the
>> new io extension for gil is the ability to read and write images in
>> more then one step. For that  the current state of an operation has to
>> be cached. I have created some meta functions that give access to
>> io_new's reader and writer classes. Right now, it still is very
>> preliminary. I would like to ask the community how I could create an
>> read_iterator and write_iterator classes which users could use to
>> iterate over very large images.
>> I know there are some specific iterator libs in boost but I'm just
>> clueless in how to use let alone be able to come up with an
>> implementation that will be released by boost.
>> Any help would be very welcome!
> I have some experience using Boost iterator adapters, and I'm very
> interested in getting io_new into the Boost tree ASAP, so I'll lend a
> hand.  Can you briefly state the problem more explicitly?

I'm also interested in this feature and similarly, I'd need to learn
more about the idea details/

Christian, I guess you don't need help in constructing iterator adapter, do you?
So, can you outline the idea or point where's the problem?

Best regards,

Mateusz Loskot,
Charter Member of OSGeo,
Member of ACCU,

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