If you are looking to do HDR i strongly suggest DarkTable heck i would
strongly suggest it for photography workflows in general. Gim is great for
some deeper manipulation, but for a Darkroom stype process Darktable is
fantastic. I would put it in a close contention to lightroom.
On Wed, Jan 6, 2016 at 11:25 AM, Michael Havens <
bmike1@gmail.com> wrote:
> These are instructions for Gimp but they do not work because (I guess) it
> was written for an earlier version of Gimp
>
> If we were working in *Adobe Photoshop
> <http://graphicssoft.about.com/od/productreviews/gr/Photoshop.htm>*, we
> could easily increase the contrast of the image using one of several
> different types of adjustment layers. However in GIMP we don't have the
> luxury of such adjustment layers. However there's more than one way to skin
> a cat and this simple technique for enhancing shadows and highlights offers
> a degree of control using the layer opacity control that was applied in the
> previous step.
>
>
> Go to *Layer *> *New Layer* to add a new layer and then press the *D* key
> on your keyboard to set the default foreground and background colors of
> black and white. Now go to *Edit *>*Fill with FG Color* and then, in the *Layers
> *palette, change the *Mode* of this new layer to *Soft Light*. You can
> see the *Mode *control marked in the accompanying image.
>
> Next add another new layer, fill this with white by going to *Edit *> *Fill
> with BG Color *and again change the *Mode *to *Soft Light*. You should
> now see how these two layers have considerably strengthened the contrast
> within the image. You can tweak this though by adjusting the opacity of the
> two layers if desired and you can even duplicate one or both of the layers
> if you want an even stronger effect.
>
> Now that you know how to create HDR photos in GIMP, I hope you'll *share
> your results
> <http://graphicssoft.about.com/u/sty/galleries/hdr-images/form.htm>* in
> the *HDR Gallery
> <http://graphicssoft.about.com/u/sty/galleries/hdr-images/>*.
>
>
> --
> :-)~MIKE~(-:
>
> here is the full text if needed, ( I don't know where the page I stole it
> from is:)
>
> *HDR photography
> <http://graphicssoft.about.com/u/sty/galleries/hdr-images/>* has become
> very popular over the last few years and I'll show you how to make an HDR
> photo in *GIMP
> <http://graphicssoft.about.com/od/freesoftware/fr/gimp.htm>* in this step
> by step tutorial. If you're not familiar with HDR, the acronym stands for *High
> Dynamic Range <http://graphicssoft.about.com/od/glossary/g/hdr.htm>* and
> refers to producing photos with a wider range of lighting than a digital
> camera can currently capture in a single exposure.
>
> If you've ever taken a photo of people stood in front of a light sky,
> you'll probably have seen this effect with the people appearing to be well
> lit but the sky being near to a pure white.
>
> If the camera produced a photo with the sky appearing with its true color,
> you would see that the people in the foreground looked too dark. The idea
> behind HDR is to combine the two photos, or indeed many more photos, to
> create a new photo with both the people and the sky correctly exposed.
>
> To make an HDR photo in GIMP, you need to download and install the
> Exposure Blend plugin produced originally by JD Smith and further updated
> by Alan Stewart. This is quite a straightforward plugin to use and can
> produce a relatively good result, though it's not as rounded as a true HDR
> app. For example, you're limited to just three bracketed exposures, but
> this should be sufficient in most cases.
>
> In the next few steps, I'll run through how to install the Exposure Blend
> plugin, combine three different exposures of the same shot into one photo
> and then tweak the final photo to fine tune the result. In order to make an
> HDR photo in GIMP, you'll need to have three bracketed exposures of the
> same scene taken with your camera mounted on a tripod to ensure that
> they'll align perfectly.
>
>
> You can download a copy of the *Exposure Blend plugin
> <http://registry.gimp.org/node/6708>* from the GIMP Plugin Registry.
>
> After downloading the plugin, you will need to place it in the *Scripts *folder
> of your GIMP installation. In my case, the path to this folder is *C:* > *Program
> Files* > *GIMP-2.0* > *share* >*gimp *> *2.0* > *scripts *and you should
> find it to be something similar on your PC.
>
> If GIMP is already running, you'll need to go to *Filters *> *Script-Fu*
> > *Refresh Scripts* before you can use the newly installed plugin, but if
> GIMP isn't running, the plugin will automatically install when it's started
> next.
>
>
> This step is to simply let the Exposure Blend plugin do its thing using
> the default settings.
>
> Go to *Filters *> *Photography *> *Exposure Blend* and the *Exposure
> Blend* dialog will open. As we're going to use the plugin's default
> settings, you only need to select your three images using the correct
> select field. You just need to click on the button beside the*Normal
> Exposure* label and then navigate to the specific file and click open.
>
> You will then need to select the *Short Exposure* and *Long Exposure* images
> in the same way. Once the three images are selected, just click the *OK *button
> and the Exposure Blend plugin will do its thing.
>
>
> Once the plugin has finished running, you'll be left with a GIMP document
> that consists of three layers, two with layer masks applied, that combine
> to produce a complete photo that covers a wide dynamic range. In HDR
> software, *Tone Mapping* would be applied to the image to strengthen the
> effect. That isn't an option here, but there are a couple of steps that we
> can take to improve the image.
>
> Often at this stage, the HDR photo can appear a little flat and lacking in
> contrast.
>
>
> One way to counter this is to reduce the opacity of one or two of the
> upper layers in the *Layers *palette, to reduce the effect that they have
> on the combined image.
>
> In the layers palette, you can click on a layer and then adjust the
> *Opacity *slider and see how this affects the overall image. I reduced
> both of the upper layers by 20%, more or less.
>
> The last step will increase contrast a little more.
>
>
> If we were working in *Adobe Photoshop
> <http://graphicssoft.about.com/od/productreviews/gr/Photoshop.htm>*, we
> could easily increase the contrast of the image using one of several
> different types of adjustment layers. However in GIMP we don't have the
> luxury of such adjustment layers. However there's more than one way to skin
> a cat and this simple technique for enhancing shadows and highlights offers
> a degree of control using the layer opacity control that was applied in the
> previous step.
>
>
> Go to *Layer *> *New Layer* to add a new layer and then press the *D* key
> on your keyboard to set the default foreground and background colors of
> black and white. Now go to *Edit *>*Fill with FG Color* and then, in the *Layers
> *palette, change the *Mode* of this new layer to *Soft Light*. You can
> see the *Mode *control marked in the accompanying image.
>
> Next add another new layer, fill this with white by going to *Edit *> *Fill
> with BG Color *and again change the *Mode *to *Soft Light*. You should
> now see how these two layers have considerably strengthened the contrast
> within the image. You can tweak this though by adjusting the opacity of the
> two layers if desired and you can even duplicate one or both of the layers
> if you want an even stronger effect.
>
> Now that you know how to create HDR photos in GIMP, I hope you'll *share
> your results
> <http://graphicssoft.about.com/u/sty/galleries/hdr-images/form.htm>* in
> the *HDR Gallery
> <http://graphicssoft.about.com/u/sty/galleries/hdr-images/>*.
>
>
>
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--
A mouse trap, placed on top of your alarm clock, will prevent you from
rolling over and going back to sleep after you hit the snooze button.
Stephen
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