OK I know. But what I am interested in is to let the user create the
processing chain in Quartz Composer because it provides a GUI for
that, then load that chain from code. But this has been answered in
the QC list and it is not possible at this time.
On 5/24/06, Corey O'Connor <email@hidden> wrote:
Sounds like you just want to use CoreImage image units directly. A
Quartz Composer document is, as I understand it, a composition of
image units and settings that any application can load. There is no
reason you can't compose image units in your own code and drive the
processing yourself. See here for starters:
On 5/22/06, Raphael Sebbe <email@hidden> wrote:
> Hi all.
> Is it possible to use the filters inside a .qtz file without rendering
> (no use of QCRenderer renderAtTime:) ?
> What I'd like to have is a sequence of filters in a .qtz, lets say
> Gaussian, followed by (connected to the input of) Sepia, publishing
> the first filter input and last filter output. Then open the .qtz as a
> QCRenderer and feed the first filter a CIImage and get the output
> CIImage for rendering with CIContext's drawImage:
> So far, this does not seem to be possible. Is it ? Do I have to render
> using QCRenderer ? Do I have to render in a pixel buffer and load it
> as a gl texture in a new CIImage or is there a shorter route
> (QCRenderer uses CIImage internally...) ?
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