Re: Using libcheese with Vala

[Moritz Renftle <clutter renftles de>]

Hi,

this worked out nicely,
For maintainers of bigger projects than mine it might still be nice to
have a 'cheese'-package available some time in the future, but I'm happy
with the vapi-file.

Thanks, Moritz

Am Donnerstag, den 16.01.2014, 23:04 +0000 schrieb David King:
> Hi
>
> On 2013-12-30 15:23, Moritz Renftle <clutter renftles de> wrote:
> > since a month or two I'm working on a small application which needs
> > Webcam-support. Initially, it was implemented in python using libcheese
> > from the gir-bindings ('gir1.2-cheese-3.x' on ubuntu), but I'd like to
> > port it to Vala for performance reasons.
> >
> > My question is: What do I have to do to use libcheese from Vala?
>
> There is a VAPI file in the Cheese tarball or git repository, which 
> should work:
>
> https://git.gnome.org/browse/cheese/tree/src/vapi/cheese-common.vapi
>
> You could also try generating the VAPI file from the GObject 
> Introspection data using vapigen.
>
> > To use my app with the python-bindings, the newest version of Ubuntu was
> > needed (Cheese >= 3.6). Does the same apply for Vala? I know Cheese is
> > built with Vala itself for some time, so I'd expect Vala-support for
> > libcheese to be older too?
> > At the moment I'm not even sure which package must be included in the
> > Makefile ('cheese-common' or 'cheese' or 'cheese-3.0' .. ?) for valac to
> > compile my application. I could only find information concerning
> > libcheese and python.
>
> The Cheese VAPI file is not installed, so I suggest that you either copy 
> it into your project or generate it from the GIR metadata.
>
> You should be able to figure out the necessary arguments to pass to 
> valac in the Vala bindings documentation:
>
> https://wiki.gnome.org/Projects/Vala/Bindings