On Mon, Jan 1, 2018 at 4:08 PM, Roman Lebedev <lebedev...@gmail.com> wrote:

> On Mon, Jan 1, 2018 at 11:52 PM, William Ferguson <wpfergu...@gmail.com>
> wrote:
> > Hello,
> >
> > I shoot lots of high school sports.  Bad light, high iso, fast action,
> etc.
> > I usually pick one image, process it, then copy the history stack to the
> > rest.  Then I go through them one by one and tweak the exposure, crop,
> > rotation, noise reduction, exposure, etc. I try to remember to compress
> my
> > history stack before I move to the next image, but often don't.
>
> > Once I've finished processing all the images, I'd like to compress all
> the
> > history stacks prior to exporting.  The itch finally got bad enough that
> > I scratched It.
> Why though?
> It solves nothing other than maybe acting like a placebo for OCD.
>
Maybe my understanding of the pixelpipe is flawed.  I thought on export it
performed all
the steps in the history stack.  Multiple exposure steps probably aren't
very expensive, but
multiple noise reduction steps would be.  Does the pixelpipe evaluate the
history stack prior
to processing it and skip the unneeded steps?

>
> > I based the code on the delete function.  I noticed in the delete
> function
> > there is a preference to ask before delete.  I'm wondering if there
> should
> > be a ask before compress preference?  I'm also wondering where to hook
> into
> > the GUI settings to add it?
> >
> > I ran it on a collection of 169 images with 102 that needed compressed.
> As
> > soon as it started, thumbnails started regenerating.  The time to
> compress
> > the stack is negligible compared to regenerating the thumbnail.
> >
> > Thoughts, comments, suggestions?
> >
> >
> > Bill
> Roman.
>
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