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Automate export jpg to png |
Posted by: Noteworthy - 12-07-2020, 09:05 PM - Forum: General questions
- Replies (3)
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I have a significant number of jpegs that require editing.
I prefer to save my edits as png doing the following:
(1) Shift+Ctrl+E
(2) Alt+T for Select File Type (By Extension)
(3) mouse click on "By Extension"
(4) Type "png" press Enter
(5) Alt+E for Export
(6) Alt+E for Export
As you can see, I use keyboard shortcuts and do so rapidly. However, for such a large volume of jpegs, this becomes time-consuming and laborious.
Is there any way to automate this process? Grateful to hear if there is a way to do so.
Many thanks
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Can't export raw data without alpha channel if image contains more than 1 layer |
Posted by: tomil - 12-07-2020, 08:38 AM - Forum: General questions
- No Replies
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Hello,
Why is it that raw data export always contains alpha channel if the image has more than one layer?
I have image in RGB mode with multiple layers and would like to export each layer as individual raw data file containing only RGB data (i.e. 3 bytes per pixel).
But I cannot get the file exported without alpha channel being saved as well (4 bytes/pixel). I have made sure alpha does not exist in any of the layers (selecting "Remove Alpha Channel" on all layers). If I delete all but the layer I want to export, it is exported without alpha like I want.
I am working around this now by copying and pasting each layer to a new image, removing the alpha channel from that, and exporting the new image to raw file.
Even that would be quick to do if all steps had key shortcuts, but the alpha channel removal must be done with mouse still which slows down the process (select layer, Ctrl-A, Ctrl-C, Shift-Ctrl-V, remove alpha with mouse, and finally Ctrl-E).
Is there some setting somewhere that says multi layer images always contain alpha channel, even if individual layers do not?
Thanks in advance,
Tomi
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Windos won't open JPG after editing in GIMP |
Posted by: Spicer5 - 12-07-2020, 04:10 AM - Forum: General questions
- Replies (1)
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I've been using GIMP for many years and have never had a problem such as this. I did some minor edits in a JPG image. I then export it as a JPG. Now windows doesn't seem to recognize the image. The thumbnails come up with a default image icon and when I try to open the JPG in Microsoft Photo, I get an error message "It looks like we don't support this file format." No other windows software seems to be able to open it but GIMP has no problem opening the image. I have tried renaming it file and saving it with a different name with no change in outcome.
I'm running Windows 10 v.20H2 and GIMP 2.10.22
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GIMP 2.8 text tool problem |
Posted by: Robert - 12-06-2020, 10:39 PM - Forum: Older Gimp versions (2.8, 2.6....)
- Replies (2)
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I am having trouble with GIMP text tool. Here is the info:
Version GIMP 2.8
OS Linux Mint
Problem: Unable to resize text. I:
1. Open GIMP
2. Create new image 12 X 16 inches with transparent background
3. Open text tool
4. Either copy / paste or type text into image
5. No problem changing font, etc
6. Attempts to change text size either on on image dialog box or on the tool bar have no effect. The changes in one place do not make a corresponding change in the other. The text size remains at the eye popping poster size of 16 pixels! (or corresponding size in other measures) Fortunately GIMP allows me to zoom in on the text so I can verify that it is actually there. It is.
I must be missing something.(That is why I provided a detailed step by step.) Any suggestions?
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GIMP python script from command line |
Posted by: ghoul fool - 12-06-2020, 10:55 AM - Forum: Extending the GIMP
- Replies (7)
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Hi, first time caller - so go easy on me.
I'm running GIMP 2.10.18 on Win7, trying to run a script from the command line using:
Code:
cd %~dp0
"D:\GIMP2\bin\gimp-2.10.exe" -idfs --batch-interpreter python-fu-eval -b "import sys;sys.path=['.']+sys.path;import myscript;myscript.run('./images')" -b "pdb.gimp_quit(1)"
The error I get is simply:
Code:
batch command experienced an execution error
(Type any character to close this window)
I tried to make the errors verbose with
Code:
sys.stderr = open('D:/temp/python-fu-output.txt','a')
sys.stdout=sys.stderr
...only to no avail.
I'm used to running and writing scripts for Photoshop so this is all new to me. Thanks for any help.
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Layer Deleted on save |
Posted by: Kees Tucker - 12-06-2020, 08:49 AM - Forum: Older Gimp versions (2.8, 2.6....)
- Replies (2)
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Hi, new to the forum,
Just tried to reopen a file on mac and 1 of the layers had completely disappeared. Is this a common issue? Any ideas? I've tried file recovery, checking layer groups and can't for the life of me figure this out.
Thanks!
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Hello, Im Dot (just introducing myself) |
Posted by: Dottie - 12-05-2020, 09:17 AM - Forum: Watercooler
- Replies (2)
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Hello everyone!
I thought id be nice enough to introduce myself here, as I'm hoping to become a permanent resident on this forum.
My name is Dot, I'm from the Netherlands, from Groningen to be precise,!
like most women my age, I will refrain to enlighten you about mine for now
have a wild guess id say
I first got to know of GIMP via SecondLife (yes it's still a thing) lol
Where I use gimp to make textures for products I create.
I'm a creative bit of a weirdo
at this moment I'm busy creating a personal website, I have had many sites over the years, but this is my 1st time actually paying for a propper domain and actually devoting my time to this! the site is about women with autism, and mostly about me, as everyone is different of course.
sofar I'm loving it! though here and there I'm running into small hurdles xD
and I'm sure I could benefit greatly being a member here,
love the look of this forum, not too huge to not find bank whats going on
See you on the forum!
Feel free to ask me anything, my life is an open book
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