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https://github.com/vladmandic/sdnext.git
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85cd222793
Improvements to the OpenCLIP interrogation: - Sort all ranking dicts by similarity score (descending) - Add format_category() helper for text formatting - Add formatted text output for CLIP labels textbox - Return additional text update in analyze_image()
236 lines
9.3 KiB
Python
236 lines
9.3 KiB
Python
import os
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from collections import namedtuple
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import threading
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import re
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import gradio as gr
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from PIL import Image
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from modules import devices, paths, shared, errors, sd_models
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caption_models = {
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'blip-base': 'Salesforce/blip-image-captioning-base',
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'blip-large': 'Salesforce/blip-image-captioning-large',
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'blip2-opt-2.7b': 'Salesforce/blip2-opt-2.7b-coco',
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'blip2-opt-6.7b': 'Salesforce/blip2-opt-6.7b',
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'blip2-flip-t5-xl': 'Salesforce/blip2-flan-t5-xl',
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'blip2-flip-t5-xxl': 'Salesforce/blip2-flan-t5-xxl',
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}
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caption_types = [
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'best',
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'fast',
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'classic',
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'caption',
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'negative',
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]
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clip_models = []
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ci = None
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blip_image_eval_size = 384
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clip_model_name = 'ViT-L/14'
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Category = namedtuple("Category", ["name", "topn", "items"])
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re_topn = re.compile(r"\.top(\d+)\.")
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load_lock = threading.Lock()
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class BatchWriter:
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def __init__(self, folder, mode='w'):
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self.folder = folder
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self.csv = None
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self.file = None
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self.mode = mode
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def add(self, file, prompt):
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txt_file = os.path.splitext(file)[0] + ".txt"
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if self.mode == 'a':
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prompt = '\n' + prompt
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with open(os.path.join(self.folder, txt_file), self.mode, encoding='utf-8') as f:
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f.write(prompt)
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def close(self):
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if self.file is not None:
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self.file.close()
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def update_interrogate_params():
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if ci is not None:
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ci.caption_max_length=shared.opts.interrogate_clip_max_length
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ci.chunk_size=shared.opts.interrogate_clip_chunk_size
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ci.flavor_intermediate_count=shared.opts.interrogate_clip_flavor_count
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ci.clip_offload=shared.opts.interrogate_offload
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ci.caption_offload=shared.opts.interrogate_offload
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def get_clip_models():
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return clip_models
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def refresh_clip_models():
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global clip_models # pylint: disable=global-statement
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import open_clip
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models = sorted(open_clip.list_pretrained())
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shared.log.debug(f'Interrogate: pkg=openclip version={open_clip.__version__} models={len(models)}')
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clip_models = ['/'.join(x) for x in models]
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return clip_models
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def load_interrogator(clip_model, blip_model):
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from installer import install
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install('clip_interrogator==0.6.0')
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import clip_interrogator
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clip_interrogator.clip_interrogator.CAPTION_MODELS = caption_models
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global ci # pylint: disable=global-statement
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if ci is None:
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shared.log.debug(f'Interrogate load: clip="{clip_model}" blip="{blip_model}"')
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interrogator_config = clip_interrogator.Config(
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device=devices.get_optimal_device(),
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cache_path=os.path.join(paths.models_path, 'Interrogator'),
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clip_model_name=clip_model,
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caption_model_name=blip_model,
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quiet=True,
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caption_max_length=shared.opts.interrogate_clip_max_length,
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chunk_size=shared.opts.interrogate_clip_chunk_size,
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flavor_intermediate_count=shared.opts.interrogate_clip_flavor_count,
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clip_offload=shared.opts.interrogate_offload,
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caption_offload=shared.opts.interrogate_offload,
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)
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ci = clip_interrogator.Interrogator(interrogator_config)
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elif clip_model != ci.config.clip_model_name or blip_model != ci.config.caption_model_name:
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ci.config.clip_model_name = clip_model
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ci.config.clip_model = None
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ci.load_clip_model()
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ci.config.caption_model_name = blip_model
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ci.config.caption_model = None
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ci.load_caption_model()
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def unload_clip_model():
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if ci is not None and shared.opts.interrogate_offload:
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sd_models.move_model(ci.caption_model, devices.cpu)
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sd_models.move_model(ci.clip_model, devices.cpu)
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ci.caption_offloaded = True
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ci.clip_offloaded = True
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devices.torch_gc()
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def interrogate(image, mode, caption=None):
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if isinstance(image, list):
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image = image[0] if len(image) > 0 else None
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if isinstance(image, dict) and 'name' in image:
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image = Image.open(image['name'])
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if image is None:
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return ''
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image = image.convert("RGB")
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if mode == 'best':
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prompt = ci.interrogate(image, caption=caption, min_flavors=shared.opts.interrogate_clip_min_flavors, max_flavors=shared.opts.interrogate_clip_max_flavors, )
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elif mode == 'caption':
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prompt = ci.generate_caption(image) if caption is None else caption
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elif mode == 'classic':
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prompt = ci.interrogate_classic(image, caption=caption, max_flavors=shared.opts.interrogate_clip_max_flavors)
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elif mode == 'fast':
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prompt = ci.interrogate_fast(image, caption=caption, max_flavors=shared.opts.interrogate_clip_max_flavors)
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elif mode == 'negative':
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prompt = ci.interrogate_negative(image, max_flavors=shared.opts.interrogate_clip_max_flavors)
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else:
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raise RuntimeError(f"Unknown mode {mode}")
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return prompt
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def interrogate_image(image, clip_model, blip_model, mode):
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jobid = shared.state.begin('Interrogate CLiP')
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try:
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if shared.sd_loaded:
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from modules.sd_models import apply_balanced_offload # prevent circular import
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apply_balanced_offload(shared.sd_model)
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load_interrogator(clip_model, blip_model)
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image = image.convert('RGB')
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prompt = interrogate(image, mode)
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devices.torch_gc()
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except Exception as e:
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prompt = f"Exception {type(e)}"
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shared.log.error(f'Interrogate: {e}')
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errors.display(e, 'Interrogate')
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shared.state.end(jobid)
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return prompt
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def interrogate_batch(batch_files, batch_folder, batch_str, clip_model, blip_model, mode, write, append, recursive):
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files = []
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if batch_files is not None:
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files += [f.name for f in batch_files]
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if batch_folder is not None:
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files += [f.name for f in batch_folder]
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if batch_str is not None and len(batch_str) > 0 and os.path.exists(batch_str) and os.path.isdir(batch_str):
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from modules.files_cache import list_files
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files += list(list_files(batch_str, ext_filter=['.png', '.jpg', '.jpeg', '.webp', '.jxl'], recursive=recursive))
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if len(files) == 0:
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shared.log.warning('Interrogate batch: type=clip no images')
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return ''
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jobid = shared.state.begin('Interrogate batch')
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prompts = []
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load_interrogator(clip_model, blip_model)
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if write:
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file_mode = 'w' if not append else 'a'
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writer = BatchWriter(os.path.dirname(files[0]), mode=file_mode)
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import rich.progress as rp
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pbar = rp.Progress(rp.TextColumn('[cyan]Caption:'), rp.BarColumn(), rp.MofNCompleteColumn(), rp.TaskProgressColumn(), rp.TimeRemainingColumn(), rp.TimeElapsedColumn(), rp.TextColumn('[cyan]{task.description}'), console=shared.console)
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with pbar:
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task = pbar.add_task(total=len(files), description='starting...')
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for file in files:
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pbar.update(task, advance=1, description=file)
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try:
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if shared.state.interrupted:
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break
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image = Image.open(file).convert('RGB')
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prompt = interrogate(image, mode)
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prompts.append(prompt)
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if write:
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writer.add(file, prompt)
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except OSError as e:
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shared.log.error(f'Interrogate batch: {e}')
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if write:
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writer.close()
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ci.config.quiet = False
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unload_clip_model()
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shared.state.end(jobid)
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return '\n\n'.join(prompts)
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def analyze_image(image, clip_model, blip_model):
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load_interrogator(clip_model, blip_model)
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image = image.convert('RGB')
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image_features = ci.image_to_features(image)
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top_mediums = ci.mediums.rank(image_features, 5)
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top_artists = ci.artists.rank(image_features, 5)
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top_movements = ci.movements.rank(image_features, 5)
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top_trendings = ci.trendings.rank(image_features, 5)
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top_flavors = ci.flavors.rank(image_features, 5)
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medium_ranks = dict(sorted(zip(top_mediums, ci.similarities(image_features, top_mediums)), key=lambda x: x[1], reverse=True))
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artist_ranks = dict(sorted(zip(top_artists, ci.similarities(image_features, top_artists)), key=lambda x: x[1], reverse=True))
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movement_ranks = dict(sorted(zip(top_movements, ci.similarities(image_features, top_movements)), key=lambda x: x[1], reverse=True))
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trending_ranks = dict(sorted(zip(top_trendings, ci.similarities(image_features, top_trendings)), key=lambda x: x[1], reverse=True))
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flavor_ranks = dict(sorted(zip(top_flavors, ci.similarities(image_features, top_flavors)), key=lambda x: x[1], reverse=True))
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# Format labels as text
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def format_category(name, ranks):
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lines = [f"{name}:"]
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for item, score in ranks.items():
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lines.append(f" • {item} - {score*100:.1f}%")
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return '\n'.join(lines)
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formatted_text = '\n\n'.join([
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format_category("Medium", medium_ranks),
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format_category("Artist", artist_ranks),
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format_category("Movement", movement_ranks),
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format_category("Trending", trending_ranks),
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format_category("Flavor", flavor_ranks),
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])
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return [
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gr.update(value=medium_ranks, visible=True),
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gr.update(value=artist_ranks, visible=True),
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gr.update(value=movement_ranks, visible=True),
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gr.update(value=trending_ranks, visible=True),
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gr.update(value=flavor_ranks, visible=True),
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gr.update(value=formatted_text, visible=True), # New text output for the textbox
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]
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