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  32 bit floats that do not clip
Posted by: mholder - 12-28-2017, 11:44 PM - Forum: Gimp 2.10 - No Replies

I just started seriously looking at this with the 32 bit float and linear stuff.  One person that seems to understand this is here:
https://ninedegreesbelow.com/photography...ed-editing

In particular, part C:
"GIMP 2.9 does provide a number of "unclamped" editing operations from which the clipping code in the equivalent GIMP 2.8 operation has been removed. For example, at floating point precision, the Levels upper and lower sliders, Unsharp Mask, Channel Mixer and "Colors/Desaturate/Luminance" do not clip out of gamut RGB channel values (however, Curves does clip). Also the Normal, Lightness, Chroma, and Hue blend modes do not clip out of gamut channel values."

What blows my mind is that some operations do not clip the rgb values at 100%.  In other words, I can go brighter than white and darker than black and still recover the information.  So it looks like some of the color operations allow this.

For example the exposure, HCL color changer, brightness and contrast, and a few others I think, allow me to blow out the colors and still recover them.


Quick example:  Start point
   
I darken it too much
   
Normally I would lose that info, but the color picker shows values below 0%
   

I can get it back!!!
   

Look at those values!
   
Recovered
   
I'm sorry if this has already been discussed, but it really excited me to discover it

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  Need Help URGENT (Editing Videos on GIMP)
Posted by: Vigilance - 12-28-2017, 05:41 PM - Forum: General questions - Replies (2)

So I'm trying to make a farewell video but I am having a ton of trouble doing it. I have 5 hours before I have to give it to this person. Can someone please help me? 

I will link you to the youtube video. It is a short 1:30 second clip. There are two parts that I need help with. First, there are 3 characters throughout the clip. I need to add 3 different square images over their face for the entire video. Then, there is a dub running through the video in which I need certain word edits that I will detail below. 

https://www.youtube.com/watch?v=9RsecyBQaMs

Pictures

[Image: aqZcb69.png] on the kids face (the kid who has slicked back black hair/isn't on the ship/steals the wallet)

Then, I need this square image 

[Image: latest?cb=20140329042325]
to be over the dude in the back's face (dude holding a baby/wearing that long white coat)

Finally, this square image
[Image: 6122.jpg?1514057267] 
over the old dude with a beard's face (he gets his wallet stolen and is talking to the kid while he's on the ship)

Now for the text edits:

-the way i've set it out is I've given the time and the sentence that is on the screen at the time. Just edit in the words in the '[ ]' in their place.

So at 0:08, it goes:
"Now then...I guess I should say goodbye to the son I am so proud of"
 the edit needed:
"now then... i guess i should say goodbye to the [Satix] i'm so proud of."
So 'son' was replaced with 'satix.'

Here is the full list of text edits with the timing:
now then... i guess i should say goodbye to the [Satix] i'm so proud of. (0:08)
the picture of (LV) that i just gave you (0:11)
yes. i put it in my [account] just as you asked (0:16)
i'm leaving without seeing your [theme] but i wish [it] nothing but happiness. (0:23)
ah... so you put it in your [account] (0:26)
a [ben] should give his [OC] his [pokepoints], right? (0:42)
your [urge to work on lv's] gonna get [itching again] (0:49)


Please please please if someone could help me that would be wonderful. I am even willing to learn how to do it if someone can make it super easy to understand.

Not sure if this is against rules but I might even be able to pay you like $5 I am really desperate

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Photo Inkscape VS Gimp
Posted by: daenerys-targaryen - 12-26-2017, 10:34 PM - Forum: General questions - Replies (3)

I did it(image) with filters>Distort>Lapping in Inkscape. but can not do like this in Gimp! who can do it?? 

just it is interesting to me how do it can be done in gimp!

original image

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  Gimp Dashboard
Posted by: rich2005 - 12-25-2017, 03:35 PM - Forum: Gimp 2.10 - No Replies

I did read that the concentration is on bug fixes up to Gimp 2.10 release, rather than new features.

Still managed to sneak a new dockable in - Gimp Dashboard

   

If you are into big images / lots of layers / high bit depth might come in useful to forewarn of impending disaster Wink

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  Spell checker
Posted by: DrDoctor - 12-25-2017, 12:38 AM - Forum: General questions - Replies (2)

Does GIMP have any kind of spell checking tool/solution for the text tool?
Found nothing in this forum, nothing in the old gimpforum forum, couldn't find any obvious plugins in the plugins repo either.

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  All I Want For Christmas
Posted by: rich2005 - 12-24-2017, 12:21 PM - Forum: Watercooler - Replies (1)

Young boy goes to his father and asks

'Can I have a BitCoin for Chrismas'

Father says

What! £10,362 ....
£9,760 is a lot of money ....
Why do you want £11,061?

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  delete not working
Posted by: garyartista - 12-23-2017, 03:57 PM - Forum: General questions - Replies (10)

I am using gimp 2.8 on Ubuntu 16.04 with a Wacom Tablet.  The problem is that even after reinstalling Gimp the erase key fails to work.  It continues to paint, say, and refuses to switch to erase.  I can make text boxes and use other tools but the program refuses to switch to erase.  If I change the file .gimp2.8 to gimp2.8delete or something and reinitiate Gimp, erase works for a few minutes and the problem returns.  The problem occurs whether I use the tablet or the mouse.  Any thoughts?

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  centering layer in selection
Posted by: gib65 - 12-22-2017, 07:31 PM - Forum: General questions - Replies (2)

What if I have a selection on one layer and I want to center another layer in the middle of that selection. How would I do that?

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  2.9 on mac
Posted by: Eternity - 12-22-2017, 07:06 PM - Forum: Gimp 2.10 - Replies (1)

I could not find any OSX 2.9.8 version on https://www.gimp.org/downloads/, and I can't find any older version either. Are there any 2.9 versions for mac?

I want to use extended color depth.

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  Move a text layer.
Posted by: ssallen - 12-22-2017, 04:23 PM - Forum: General questions - Replies (4)

Is there a way to do this?  The move tool doesn't work on text layers apparently.
I create a lot of text layers programatically and I don't want to have to use the resize tools afterwards just to move the text around. I want the same dimensions... just placed in a different location.

Does anyone have a any tips or tricks for this?

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