Update python-fu-removebg/python-fu-removebg.py

Signed-off-by: maniu <maniu@pm.me>

python-fu-removebg/python-fu-removebg.py

@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 # -*- coding: utf-8 -*-
-# (C) 2025 Marek Pistorius
+# (C) 2024-2026 ---
 # This file is part of gimp-python-fu-removebg .
 # gimp-python-fu-removebg is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 2 of the License, or (at your option) any later version.
 # gimp-python-fu-removebg is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
@@ -16,6 +16,8 @@ from gi.repository import GLib
 from gi.repository import Gio
 gi.require_version('Gtk', '3.0')
 from gi.repository import Gtk
+from pathlib import Path
+from typing import Any, Callable, List, Optional, Tuple, Union
 import os, sys, string, tempfile, platform
 import subprocess
 
@@ -23,6 +25,52 @@ def N_(message): return message
 def _(message): return GLib.dgettext(None, message)
 tupleModel = ("u2net","u2net_human_seg", "u2net_cloth_seg", "u2netp", "silueta", "isnet-general-use", "isnet-anime", "sam", "birefnet-general" ,"birefnet-general-lite", "birefnet-portrait", "birefnet-dis", "birefnet-hrsod", "birefnet-cod", "birefnet-massive" )
 
+REMBG_BASE_PATH = ""
+
+def find_rembg_install() -> Optional[Path]:
+
+	home = sys.exec_prefix
+
+	possible_paths = []
+	# Common installation paths
+	if sys.platform == "win32":
+		possible_paths = [
+			Path("C:/Program Files (x86)/Rembg/"),
+			Path("C:/Program Files/Rembg/"),
+		]
+
+	for path in possible_paths:
+		if path.is_dir():
+			return path
+
+	# Fallback to user-configured path if specified
+	if REMBG_BASE_PATH and (nik_path := Path(REMBG_BASE_PATH)).is_dir():
+		return nik_path
+
+	show_alert(
+	text="rembg installation path not found",
+		message="Please specify the correct installation path 'REMBG_BASE_PATH' in the script.",
+		)
+
+	return None
+
+def show_alert(text: str, message: str, parent=None) -> None:
+    """Popup a message dialog with the given text and message"""
+
+    dialog = Gtk.MessageDialog(
+        transient_for=parent,
+        flags=0,
+        message_type=Gtk.MessageType.ERROR,
+        buttons=Gtk.ButtonsType.CLOSE,
+        text=text,
+    )
+    dialog.format_secondary_text(message)
+    dialog.set_title(f"REMBG")
+    dialog.run()
+    dialog.destroy()
+
+
+
 class PythonRemoveBG(Gimp.PlugIn):
 		## GimpPlugIn virtual methods ##
 		def do_set_i18n(self, procname):
@@ -39,8 +87,8 @@ class PythonRemoveBG(Gimp.PlugIn):
 			procedure.set_documentation (_("Remove Background AI"),
 										_("Remove Background AI"),
 										 name)
-			procedure.set_menu_label(_("RemoveBG.."))
-			procedure.set_attribution("MP",
+			procedure.set_menu_label(_("RemoveBG"))
+			procedure.set_attribution("M",
 										"(c) GPL V3.0 or later",
 										"2024-2025")
 			procedure.add_menu_path('<Image>/Filters/RemoveBG/')
@@ -50,25 +98,25 @@ class PythonRemoveBG(Gimp.PlugIn):
 			procedure.add_double_argument("aeValue","aeValue","aeValue",0,100,15 ,GObject.ParamFlags.READWRITE)
 
 
-			pchannel_choice = Gimp.Choice.new()
-			pchannel_choice.add("u2net",0,"u2net","")
-			pchannel_choice.add("u2net_human_seg",1,"u2net_human_seg","")
-			pchannel_choice.add("u2net_cloth_seg",2,"u2net_cloth_seg","")
-			pchannel_choice.add("u2netp",3,"u2netp","")
-			pchannel_choice.add("silueta",4,"silueta","")
-			pchannel_choice.add("isnet-general-use",5,"isnet-general-use","")
-			pchannel_choice.add("isnet-anime",6,"isnet-anime","")
-			pchannel_choice.add("sam",7,"sam","")
-			pchannel_choice.add("birefnet-general",8,"birefnet-general","")
-			pchannel_choice.add("birefnet-cod",9,"birefnet-cod","")
-			pchannel_choice.add("birefnet-massive",10,"birefnet-massive","")
-			pchannel_choice.add("birefnet-portrait",11,"birefnet-portrait","")
-			pchannel_choice.add("birefnet-general-lite",12,"birefnet-general-lite","")
-			pchannel_choice.add("birefnet-hrsod",13,"birefnet-hrsod","")
-			pchannel_choice.add("birefnet-dis",14,"birefnet-dis","")
+			model_choice = Gimp.Choice.new()
+			model_choice.add("u2net",0,"u2net","")
+			model_choice.add("u2net_human_seg",1,"u2net_human_seg","")
+			model_choice.add("u2net_cloth_seg",2,"u2net_cloth_seg","")
+			model_choice.add("u2netp",3,"u2netp","")
+			model_choice.add("silueta",4,"silueta","")
+			model_choice.add("isnet-general-use",5,"isnet-general-use","")
+			model_choice.add("isnet-anime",6,"isnet-anime","")
+			model_choice.add("sam",7,"sam","")
+			model_choice.add("birefnet-general",8,"birefnet-general","")
+			model_choice.add("birefnet-cod",9,"birefnet-cod","")
+			model_choice.add("birefnet-massive",10,"birefnet-massive","")
+			model_choice.add("birefnet-portrait",11,"birefnet-portrait","")
+			model_choice.add("birefnet-general-lite",12,"birefnet-general-lite","")
+			model_choice.add("birefnet-hrsod",13,"birefnet-hrsod","")
+			model_choice.add("birefnet-dis",14,"birefnet-dis","")
 
 			procedure.add_choice_argument ("Model", _("Model"),
-                                           _("Model"), pchannel_choice,
+                                           _("Model"), model_choice,
                                            "u2net", GObject.ParamFlags.READWRITE)
 
 			return procedure
@@ -131,7 +179,9 @@ class PythonRemoveBG(Gimp.PlugIn):
 				pdb.file_jpeg_save(tmpImage, tmpDrawable, jpgFile, jpgFile, 0.95, 0, 1, 0, "", 0, 1, 0, 0)
 				pdb.gimp_image_delete(tmpImage)
 	
-			aiExe = "C:\\Program Files (x86)\\Rembg\\rembg.exe"
+#			aiExe = Path("C://Program Files (x86)/Rembg/rembg.exe")
+			aiExe = str(find_rembg_install())
+			aiExe += "/rembg.exe"
 						
 			if AlphaMatting:
 				option = "-a -ae %d" % (aeValue)
@@ -145,18 +195,14 @@ class PythonRemoveBG(Gimp.PlugIn):
 				newlayer = Gimp.file_load_layer(run_mode,image,fileOut)
 				image.insert_layer(newlayer, None,-1)
 			
-			file = Gio.File.new_for_path(pngFile)
-			newLayer  = Gimp.file_load_layer(run_mode,image,fileOut)
-			image.insert_layer(newlayer, None,-1)
-
 			if asMask:
 				image.select_item(Gimp.ChannelOps.REPLACE, newlayer)
+				copyLayer = newlayer.copy()
 				image.remove_layer(newlayer)
-				copyLayer = Gimp.layer_copy(curLayer)
 				image.insert_layer(copyLayer,None, -1)
-				mask = copyLayer.create_mask(ADD_SELECTION_MASK)
+				mask = copyLayer.create_mask(Gimp.AddMaskType.SELECTION)
 				copyLayer.add_mask(mask)
-				Gimp.selection_none(image)
+				image.get_selection().none(image)
 
 			image.undo_group_end()
 			Gimp.displays_flush()