enable outcropping of random JPG/PNG images

- Works best with runwayML inpainting model
- Numerous code changes required to propagate seed to final metadata.
  Original code predicated on the image being generated within InvokeAI.

ldm/invoke/generator/base.py

@@ -63,7 +63,7 @@ class Generator():
             **kwargs
         )
         results             = []
-        seed                = seed if seed is not None else self.new_seed()
+        seed                = seed if seed is not None and seed > 0 else self.new_seed()
         first_seed          = seed
         seed, initial_noise = self.generate_initial_noise(seed, width, height)
 

ldm/invoke/prompt_parser.py

@@ -636,7 +636,7 @@ def split_weighted_subprompts(text, skip_normalize=False)->list:
     weight_sum = sum(map(lambda x: x[1], parsed_prompts))
     if weight_sum == 0:
         print(
-            "Warning: Subprompt weights add up to zero. Discarding and using even weights instead.")
+            "* Warning: Subprompt weights add up to zero. Discarding and using even weights instead.")
         equal_weight = 1 / max(len(parsed_prompts), 1)
         return [(x[0], equal_weight) for x in parsed_prompts]
     return [(x[0], x[1] / weight_sum) for x in parsed_prompts]

ldm/invoke/restoration/outcrop.py

@@ -28,11 +28,12 @@ class Outcrop(object):
         self.generate._set_sampler()
 
         def wrapped_callback(img,seed,**kwargs):
-            image_callback(img,orig_opt.seed,use_prefix=prefix,**kwargs)
+            preferred_seed = orig_opt.seed if orig_opt.seed> 0 else seed
+            image_callback(img,preferred_seed,use_prefix=prefix,**kwargs)
 
         result= self.generate.prompt2image(
-            opt.prompt,
+            orig_opt.prompt,
-            seed        = opt.seed if opt.seed else orig_opt.seed,
+            seed        = orig_opt.seed if orig_opt.seed>0 else opt.seed,
             sampler     = self.generate.sampler,
             steps       = opt.steps,
             cfg_scale   = opt.cfg_scale,

scripts/invoke.py

@@ -29,6 +29,7 @@ infile = None
 def main():
     """Initialize command-line parsers and the diffusion model"""
     global infile
+    print('* Initializing, be patient...')
     
     opt  = Args()
     args = opt.parse_args()
@@ -46,7 +47,6 @@ def main():
             print('--max_loaded_models must be >= 1; using 1')
             args.max_loaded_models = 1
 
-    print('* Initializing, be patient...')
     from ldm.generate import Generate
 
     # these two lines prevent a horrible warning message from appearing
@@ -668,7 +668,10 @@ def do_postprocess (gen, opt, callback):
 def add_postprocessing_to_metadata(opt,original_file,new_file,tool,command):
     original_file = original_file if os.path.exists(original_file) else os.path.join(opt.outdir,original_file)
     new_file       = new_file     if os.path.exists(new_file)      else os.path.join(opt.outdir,new_file)
+    try:
         meta = retrieve_metadata(original_file)['sd-metadata']
+    except AttributeError:
+        meta = retrieve_metadata(new_file)['sd-metadata']
     if 'image' not in meta:
         meta = metadata_dumps(opt,seeds=[opt.seed])['image']
         meta['image'] = {}