Re: [Boost-users] [GIL] convert image view to const image view

Subject: Re: [Boost-users] [GIL] convert image view to const image view
From: Christian Henning (chhenning_at_[hidden])
Date: 2010-11-30 10:53:03

Hi Curtis, could you please provide a small code that exhibits your
problem. I'm not quite following here. Are templates a solution?

Thanks,
Christian

On Mon, Nov 29, 2010 at 6:23 PM, Curtis Gehman <curtis2006_at_[hidden]> wrote:
> I originally hoped that an actual function argument of type GIL mutable
> image view (e.g., gray8_view_t) would be automatically promoted to a
> (immutable or const) view (e.g., gray8c_view_t).  But my experience (with
> version 1.44.0) indicates otherwise.  It also seems like the const_view
> function, which generates a (const) view from an image is not overloaded to
> do the same using a mutable view.  Obviously, I'm just getting starting
> using GIL, since this sort of conversion would, I presume, be used often.
> I've been searching the online documentation without success.  Can someone
> point me to the answer for this basic task?  In the meantime, I'll be
> reading the GIL header files.
>
> Thanks.
>
>
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