support scheduler selection in hires fix

modules/sd_samplers.py

@@ -1,6 +1,8 @@
 from __future__ import annotations
 
-from modules import sd_samplers_kdiffusion, sd_samplers_timesteps, sd_samplers_lcm, shared, sd_samplers_common
+import functools
+
+from modules import sd_samplers_kdiffusion, sd_samplers_timesteps, sd_samplers_lcm, shared, sd_samplers_common, sd_schedulers
 
 # imports for functions that previously were here and are used by other modules
 samples_to_image_grid = sd_samplers_common.samples_to_image_grid
@@ -64,4 +66,60 @@ def visible_samplers():
     return [x for x in samplers if x.name not in samplers_hidden]
 
 
+def get_sampler_from_infotext(d: dict):
+    return get_sampler_and_scheduler(d.get("Sampler"), d.get("Schedule type"))[0]
+
+
+def get_scheduler_from_infotext(d: dict):
+    return get_sampler_and_scheduler(d.get("Sampler"), d.get("Schedule type"))[1]
+
+
+def get_hr_sampler_and_scheduler(d: dict):
+    hr_sampler = d.get("Hires sampler", "Use same sampler")
+    sampler = d.get("Sampler") if hr_sampler == "Use same sampler" else hr_sampler
+
+    hr_scheduler = d.get("Hires schedule type", "Use same scheduler")
+    scheduler = d.get("Schedule type") if hr_scheduler == "Use same scheduler" else hr_scheduler
+
+    sampler, scheduler = get_sampler_and_scheduler(sampler, scheduler)
+
+    sampler = sampler if sampler != d.get("Sampler") else "Use same sampler"
+    scheduler = scheduler if scheduler != d.get("Schedule type") else "Use same scheduler"
+
+    return sampler, scheduler
+
+
+def get_hr_sampler_from_infotext(d: dict):
+    return get_hr_sampler_and_scheduler(d)[0]
+
+
+def get_hr_scheduler_from_infotext(d: dict):
+    return get_hr_sampler_and_scheduler(d)[1]
+
+
+@functools.cache
+def get_sampler_and_scheduler(sampler_name, scheduler_name):
+    default_sampler = samplers[0]
+    found_scheduler = sd_schedulers.schedulers_map.get(scheduler_name, sd_schedulers.schedulers[0])
+
+    name = sampler_name or default_sampler.name
+
+    for scheduler in sd_schedulers.schedulers:
+        name_options = [scheduler.label, scheduler.name, *(scheduler.aliases or [])]
+
+        for name_option in name_options:
+            if name.endswith(" " + name_option):
+                found_scheduler = scheduler
+                name = name[0:-(len(name_option) + 1)]
+                break
+
+    sampler = all_samplers_map.get(name, default_sampler)
+
+    # revert back to Automatic if it's the default scheduler for the selected sampler
+    if sampler.options.get('scheduler', None) == found_scheduler.name:
+        found_scheduler = sd_schedulers.schedulers[0]
+
+    return sampler.name, found_scheduler.label
+
+
 set_samplers()