mirror of https://github.com/vladmandic/automatic
268 lines
12 KiB
Python
268 lines
12 KiB
Python
import os
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import base64
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from io import BytesIO
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import gradio as gr
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import open_clip
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import torch
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from PIL import Image
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from pydantic import BaseModel, Field # pylint: disable=no-name-in-module
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from fastapi import FastAPI
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from fastapi.exceptions import HTTPException
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from clip_interrogator import Config, Interrogator
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import modules.generation_parameters_copypaste as parameters_copypaste
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from modules import devices, lowvram, shared, paths
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ci = None
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low_vram = False
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class BatchWriter:
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def __init__(self, folder):
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self.folder = folder
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self.csv, self.file = None, None
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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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with open(os.path.join(self.folder, txt_file), 'w', 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 load(clip_model_name):
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global ci # pylint: disable=global-statement
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if ci is None:
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config = Config(device=devices.get_optimal_device(), cache_path=os.path.join(paths.models_path, 'clip-interrogator'), clip_model_name=clip_model_name, quiet=True)
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if low_vram:
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config.apply_low_vram_defaults()
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shared.log.info(f'Interrogate load: config={config}')
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ci = Interrogator(config)
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elif clip_model_name != ci.config.clip_model_name:
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ci.config.clip_model_name = clip_model_name
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shared.log.info(f'Interrogate load: config={ci.config}')
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ci.load_clip_model()
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def unload():
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if ci is not None:
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shared.log.debug('Interrogate offload')
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ci.caption_model = ci.caption_model.to(devices.cpu)
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ci.clip_model = ci.clip_model.to(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 image_analysis(image, clip_model_name):
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load(clip_model_name)
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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 = {medium: sim for medium, sim in zip(top_mediums, ci.similarities(image_features, top_mediums))}
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artist_ranks = {artist: sim for artist, sim in zip(top_artists, ci.similarities(image_features, top_artists))}
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movement_ranks = {movement: sim for movement, sim in zip(top_movements, ci.similarities(image_features, top_movements))}
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trending_ranks = {trending: sim for trending, sim in zip(top_trendings, ci.similarities(image_features, top_trendings))}
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flavor_ranks = {flavor: sim for flavor, sim in zip(top_flavors, ci.similarities(image_features, top_flavors))}
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return medium_ranks, artist_ranks, movement_ranks, trending_ranks, flavor_ranks
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def interrogate(image, mode, caption=None):
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shared.log.info(f'Interrogate: image={image} mode={mode} config={ci.config}')
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if mode == 'best':
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prompt = ci.interrogate(image, caption=caption)
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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)
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elif mode == 'fast':
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prompt = ci.interrogate_fast(image, caption=caption)
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elif mode == 'negative':
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prompt = ci.interrogate_negative(image)
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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 image_to_prompt(image, mode, clip_model_name):
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shared.state.begin()
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shared.state.job = 'interrogate'
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try:
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if shared.cmd_opts.lowvram or shared.cmd_opts.medvram:
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lowvram.send_everything_to_cpu()
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devices.torch_gc()
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load(clip_model_name)
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image = image.convert('RGB')
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shared.log.info(f'Interrogate: image={image} mode={mode} config={ci.config}')
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prompt = interrogate(image, mode)
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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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shared.state.end()
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return prompt
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def get_models():
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return ['/'.join(x) for x in open_clip.list_pretrained()]
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def batch_process(batch_files, batch_folder, batch_str, mode, clip_model, write):
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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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files += [os.path.join(batch_str, f) for f in os.listdir(batch_str) if f.lower().endswith(('.png', '.jpg', '.jpeg', '.webp'))]
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if len(files) == 0:
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shared.log.error('Interrogate batch no images')
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return ''
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shared.log.info(f'Interrogate batch: images={len(files)} mode={mode} config={ci.config}')
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shared.state.begin()
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shared.state.job = 'batch interrogate'
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prompts = []
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try:
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if shared.cmd_opts.lowvram or shared.cmd_opts.medvram:
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lowvram.send_everything_to_cpu()
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devices.torch_gc()
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load(clip_model)
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captions = []
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# first pass: generate captions
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for file in files:
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caption = ""
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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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caption = ci.generate_caption(image)
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except Exception as e:
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shared.log.error(f'Interrogate caption: {e}')
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finally:
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captions.append(caption)
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# second pass: interrogate
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if write:
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writer = BatchWriter(os.path.dirname(files[0]))
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for idx, file in enumerate(files):
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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, caption=captions[idx])
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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()
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except Exception as e:
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shared.log.error(f'Interrogate batch: {e}')
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shared.state.end()
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return '\n\n'.join(prompts)
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def create_ui():
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global low_vram # pylint: disable=global-statement
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low_vram = shared.cmd_opts.lowvram or shared.cmd_opts.medvram
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if not low_vram and torch.cuda.is_available():
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device = devices.get_optimal_device()
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vram_total = torch.cuda.get_device_properties(device).total_memory
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if vram_total <= 12*1024*1024*1024:
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low_vram = True
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with gr.Row(elem_id="interrogate_tab"):
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with gr.Column():
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with gr.Tab("Image"):
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with gr.Row():
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image = gr.Image(type='pil', label="Image")
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with gr.Row():
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prompt = gr.Textbox(label="Prompt", lines=3)
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with gr.Row():
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medium = gr.Label(label="Medium", num_top_classes=5)
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artist = gr.Label(label="Artist", num_top_classes=5)
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movement = gr.Label(label="Movement", num_top_classes=5)
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trending = gr.Label(label="Trending", num_top_classes=5)
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flavor = gr.Label(label="Flavor", num_top_classes=5)
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with gr.Row():
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interrogate_btn = gr.Button("Interrogate", variant='primary')
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analyze_btn = gr.Button("Analyze", variant='primary')
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unload_btn = gr.Button("Unload")
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with gr.Row():
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buttons = parameters_copypaste.create_buttons(["txt2img", "img2img", "extras"])
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for tabname, button in buttons.items():
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parameters_copypaste.register_paste_params_button(parameters_copypaste.ParamBinding(paste_button=button, tabname=tabname, source_text_component=prompt, source_image_component=image,))
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with gr.Tab("Batch"):
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with gr.Row():
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batch_files = gr.File(label="Files", show_label=True, file_count='multiple', file_types=['image'], type='file', interactive=True, height=100)
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with gr.Row():
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batch_folder = gr.File(label="Folder", show_label=True, file_count='directory', file_types=['image'], type='file', interactive=True, height=100)
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with gr.Row():
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batch_str = gr.Text(label="Folder", value="", interactive=True)
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with gr.Row():
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batch = gr.Text(label="Prompts", lines=10)
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with gr.Row():
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write = gr.Checkbox(label='Write prompts to files', value=False)
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with gr.Row():
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batch_btn = gr.Button("Interrogate", variant='primary')
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with gr.Column():
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with gr.Row():
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clip_model = gr.Dropdown(get_models(), value='ViT-L-14/openai', label='CLIP Model')
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with gr.Row():
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mode = gr.Radio(['best', 'fast', 'classic', 'caption', 'negative'], label='Mode', value='best')
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interrogate_btn.click(image_to_prompt, inputs=[image, mode, clip_model], outputs=prompt)
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analyze_btn.click(image_analysis, inputs=[image, clip_model], outputs=[medium, artist, movement, trending, flavor])
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unload_btn.click(unload)
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batch_btn.click(batch_process, inputs=[batch_files, batch_folder, batch_str, mode, clip_model, write], outputs=[batch])
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def decode_base64_to_image(encoding):
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if encoding.startswith("data:image/"):
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encoding = encoding.split(";")[1].split(",")[1]
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try:
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image = Image.open(BytesIO(base64.b64decode(encoding)))
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return image
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except Exception as e:
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raise HTTPException(status_code=500, detail="Invalid encoded image") from e
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def mount_interrogator_api(_: gr.Blocks, app: FastAPI): # TODO redesign interrogator api
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class InterrogatorAnalyzeRequest(BaseModel):
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image: str = Field(default="", title="Image", description="Image to work on, must be a Base64 string containing the image's data.")
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clip_model_name: str = Field(default="ViT-L-14/openai", title="Model", description="The interrogate model used. See the models endpoint for a list of available models.")
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class InterrogatorPromptRequest(InterrogatorAnalyzeRequest):
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mode: str = Field(default="fast", title="Mode", description="The mode used to generate the prompt. Can be one of: best, fast, classic, negative.")
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@app.get("/interrogator/models")
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async def api_get_models():
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return ["/".join(x) for x in open_clip.list_pretrained()]
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@app.post("/interrogator/prompt")
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async def api_get_prompt(analyzereq: InterrogatorPromptRequest):
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image_b64 = analyzereq.image
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if image_b64 is None:
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raise HTTPException(status_code=404, detail="Image not found")
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img = decode_base64_to_image(image_b64)
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prompt = image_to_prompt(img, analyzereq.mode, analyzereq.clip_model_name)
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return {"prompt": prompt}
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@app.post("/interrogator/analyze")
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async def api_analyze(analyzereq: InterrogatorAnalyzeRequest):
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image_b64 = analyzereq.image
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if image_b64 is None:
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raise HTTPException(status_code=404, detail="Image not found")
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img = decode_base64_to_image(image_b64)
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(medium_ranks, artist_ranks, movement_ranks, trending_ranks, flavor_ranks) = image_analysis(img, analyzereq.clip_model_name)
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return {"medium": medium_ranks, "artist": artist_ranks, "movement": movement_ranks, "trending": trending_ranks, "flavor": flavor_ranks}
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# script_callbacks.on_app_started(mount_interrogator_api)
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