cs:scripting_gimp
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cs:scripting_gimp [2020/09/01 02:42] paolo_bolzoni Created |
cs:scripting_gimp [2020/09/01 10:14] (current) paolo_bolzoni |
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| Gimp also allows to use scripting in Scheme or Python2 to add functionalities, and most of the tutorial one can find on the web are directed to this idea: to have a new element in the menus that give you the functions you implemented yourself. | Gimp also allows to use scripting in Scheme or Python2 to add functionalities, and most of the tutorial one can find on the web are directed to this idea: to have a new element in the menus that give you the functions you implemented yourself. | ||
| - | In this page instead we focus on how to call your functions from the command line to apply in bulk to many pictures. | + | In this page instead we focus on how to call your functions from the command line to apply them in bulk to many pictures. |
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| ===== Intro ===== | ===== Intro ===== | ||
| - | The main obstacle is the Gimp scripts are meant to be called //from inside// Gimp. In the normal python2 interpreter the call ''from gimpfu import *'' will normally fail. | + | The main obstacle is that Gimp scripts are meant to be called //from inside// Gimp. In the normal python2 interpreter the call ''from gimpfu import *'' will fail. |
| To make Gimp load our script we need to embed a bit of python code in the command line. | To make Gimp load our script we need to embed a bit of python code in the command line. | ||
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| * ''-idf'' starts Gimp with no GUI (''-i'') and skips loading "data" (brushes, patterns, ...) and fonts (''-df''), | * ''-idf'' starts Gimp with no GUI (''-i'') and skips loading "data" (brushes, patterns, ...) and fonts (''-df''), | ||
| - | * ''--batch-interpreter python-fu-eval'' tells Gimp that we want to script in Python2 (Gimp3 will use python3, but for now...), | + | * ''--batch-interpreter python-fu-eval'' tells Gimp that we want to script in python2 (Gimp3 will use python3, but for now...), |
| * ''-b'' execute the script in quotes. | * ''-b'' execute the script in quotes. | ||
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| ==== What functions should I call? ==== | ==== What functions should I call? ==== | ||
| - | In Gimp is the documentation of all the functions you can use. The documentation is in the **Help**->**Procedure browser**. Usually the functions are called in quite straightforward manner; seek for the name you find in the menus or the name of the menus themselves. For example, if you want the artistic filter "cubism", searching for cubism gives ''plug-in-cubism''. | + | In Gimp is the documentation of all the functions one can use. The documentation is in the **Help**->**Procedure browser**. Usually the functions are named in a quite straightforward manner; seek for the name you find in the menus or the name of the menus themselves. For example, if you want the artistic filter "cubism", typing ''cubism'' gives ''plug-in-cubism''. |
| - | To call the procedures one need to know that, in python2, the functions are under the object ''pdb'' (procedures database), the hyphens in the name are replaced with underscores, and the parameter ''run-mode'' has to be skipped for it is implicit. | + | To call the procedures one need to know that, in python2, the functions are under the object ''pdb'' (procedures database), the hyphens in the name are replaced with underscores, and the parameter ''run-mode'' has to be skipped because it is implicit. |
| ==== What is a drawable? ==== | ==== What is a drawable? ==== | ||
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| [[https://www.gimp.org/docs/python/index.html|Gimp documentation]] | [[https://www.gimp.org/docs/python/index.html|Gimp documentation]] | ||
| + | [[https://stackoverflow.com/questions/44430081/how-to-run-python-scripts-using-gimpfu-from-command-line#44435560|Stack overflow answer with the original script]] | ||
cs/scripting_gimp.1598928124.txt.gz ยท Last modified: 2020/09/01 02:42 by paolo_bolzoni
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