Merge pull request #3549 from tsngo/on-image-saved-callback

add callback after image is saved

modules/images.py

@@ -16,7 +16,7 @@ from PIL import Image, ImageFont, ImageDraw, PngImagePlugin
 from fonts.ttf import Roboto
 import string
 
-from modules import sd_samplers, shared
+from modules import sd_samplers, shared, script_callbacks
 from modules.shared import opts, cmd_opts
 
 LANCZOS = (Image.Resampling.LANCZOS if hasattr(Image, 'Resampling') else Image.LANCZOS)
@@ -539,6 +539,7 @@ def save_image(image, path, basename, seed=None, prompt=None, extension='png', i
     else:
         txt_fullfn = None
 
+    script_callbacks.image_saved_callback(image, p, fullfn, txt_fullfn)
     return fullfn, txt_fullfn
 
 

modules/script_callbacks.py

@@ -13,11 +13,12 @@ ScriptCallback = namedtuple("ScriptCallback", ["script", "callback"])
 callbacks_model_loaded = []
 callbacks_ui_tabs = []
 callbacks_ui_settings = []
-
+callbacks_image_saved = []
 
 def clear_callbacks():
     callbacks_model_loaded.clear()
     callbacks_ui_tabs.clear()
+    callbacks_image_saved.clear()
 
 
 def model_loaded_callback(sd_model):
@@ -55,6 +56,10 @@ def add_callback(callbacks, fun):
     callbacks.append(ScriptCallback(filename, fun))
 
 
+def image_saved_callback(image, p, fullfn, txt_fullfn):
+    for callback in callbacks_image_saved:
+        callback(image, p, fullfn, txt_fullfn)
+
 def on_model_loaded(callback):
     """register a function to be called when the stable diffusion model is created; the model is
     passed as an argument"""
@@ -77,4 +82,9 @@ def on_ui_tabs(callback):
 def on_ui_settings(callback):
     """register a function to be called before UI settings are populated; add your settings
     by using shared.opts.add_option(shared.OptionInfo(...)) """
-    add_callback(callbacks_ui_settings, callback)
+    callbacks_ui_settings.append(callback)
+
+
+def on_save_imaged(callback):
+    """register a function to call after modules.images.save_image is called returning same values, original image and p """
+    callbacks_image_saved.append(callback)