From 247f58a5e740a7bd3980815961425b778d77ec28 Mon Sep 17 00:00:00 2001
From: AUTOMATIC <16777216c@gmail.com>
Date: Sat, 17 Sep 2022 12:05:04 +0300
Subject: add support for switching model checkpoints at runtime

---
 modules/shared.py | 19 ++++++++++++++-----
 1 file changed, 14 insertions(+), 5 deletions(-)

(limited to 'modules/shared.py')

diff --git a/modules/shared.py b/modules/shared.py
index 4f877036..3c3aa9b6 100644
--- a/modules/shared.py
+++ b/modules/shared.py
@@ -13,14 +13,15 @@ from modules.devices import get_optimal_device
 import modules.styles
 import modules.interrogate
 import modules.memmon
+import modules.sd_models
 
 sd_model_file = os.path.join(script_path, 'model.ckpt')
-if not os.path.exists(sd_model_file):
-    sd_model_file = "models/ldm/stable-diffusion-v1/model.ckpt"
+default_sd_model_file = sd_model_file
 
 parser = argparse.ArgumentParser()
 parser.add_argument("--config", type=str, default=os.path.join(sd_path, "configs/stable-diffusion/v1-inference.yaml"), help="path to config which constructs model",)
-parser.add_argument("--ckpt", type=str, default=os.path.join(sd_path, sd_model_file), help="path to checkpoint of model",)
+parser.add_argument("--ckpt", type=str, default=sd_model_file, help="path to checkpoint of stable diffusion model; this checkpoint will be added to the list of checkpoints and loaded by default if you don't have a checkpoint selected in settings",)
+parser.add_argument("--ckpt-dir", type=str, default=os.path.join(script_path, 'models'), help="path to directory with stable diffusion checkpoints",)
 parser.add_argument("--gfpgan-dir", type=str, help="GFPGAN directory", default=('./src/gfpgan' if os.path.exists('./src/gfpgan') else './GFPGAN'))
 parser.add_argument("--gfpgan-model", type=str, help="GFPGAN model file name", default='GFPGANv1.3.pth')
 parser.add_argument("--no-half", action='store_true', help="do not switch the model to 16-bit floats")
@@ -88,13 +89,17 @@ interrogator = modules.interrogate.InterrogateModels("interrogate")
 
 face_restorers = []
 
+modules.sd_models.list_models()
+
+
 class Options:
     class OptionInfo:
-        def __init__(self, default=None, label="", component=None, component_args=None):
+        def __init__(self, default=None, label="", component=None, component_args=None, onchange=None):
             self.default = default
             self.label = label
             self.component = component
             self.component_args = component_args
+            self.onchange = onchange
 
     data = None
     hide_dirs = {"visible": False} if cmd_opts.hide_ui_dir_config else None
@@ -150,6 +155,7 @@ class Options:
         "interrogate_clip_min_length": OptionInfo(24, "Interrogate: minimum description length (excluding artists, etc..)", gr.Slider, {"minimum": 1, "maximum": 128, "step": 1}),
         "interrogate_clip_max_length": OptionInfo(48, "Interrogate: maximum description length", gr.Slider, {"minimum": 1, "maximum": 256, "step": 1}),
         "interrogate_clip_dict_limit": OptionInfo(1500, "Interrogate: maximum number of lines in text file (0 = No limit)"),
+        "sd_model_checkpoint": OptionInfo(None, "Stable Diffusion checkpoint", gr.Radio, lambda: {"choices": [x.title for x in modules.sd_models.checkpoints_list.values()]}),
     }
 
     def __init__(self):
@@ -180,6 +186,10 @@ class Options:
         with open(filename, "r", encoding="utf8") as file:
             self.data = json.load(file)
 
+    def onchange(self, key, func):
+        item = self.data_labels.get(key)
+        item.onchange = func
+
 
 opts = Options()
 if os.path.exists(config_filename):
@@ -188,7 +198,6 @@ if os.path.exists(config_filename):
 sd_upscalers = []
 
 sd_model = None
-sd_model_hash = ''
 
 progress_print_out = sys.stdout
 
-- 
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