diff --git a/ailab_RMBG.py b/ailab_RMBG.py deleted file mode 100644 index be470b9..0000000 --- a/ailab_RMBG.py +++ /dev/null @@ -1,427 +0,0 @@ -# ComfyUI-RMBG v1.2.1 -# This custom node for ComfyUI provides functionality for background removal using various models, -# including RMBG-2.0, INSPYRENET, and BEN. It leverages deep learning techniques -# to process images and generate masks for background removal. - -# License Notice: -# - RMBG-2.0: Apache-2.0 License (https://huggingface.co/briaai/RMBG-2.0) -# - INSPYRENET: MIT License (https://github.com/plemeri/InSPyReNet) -# - BEN: Apache-2.0 License (https://huggingface.co/PramaLLC/BEN) -# -# This integration script follows GPL-3.0 License. -# When using or modifying this code, please respect both the original model licenses -# and this integration's license terms. -# -# Source: https://github.com/AILab-AI/ComfyUI-RMBG - -import os -import torch -from PIL import Image -from torchvision import transforms -import numpy as np -import folder_paths -from PIL import ImageFilter -import torch.nn.functional as F -from huggingface_hub import hf_hub_download -import shutil -import sys -import importlib.util -from tqdm import tqdm -from transformers import AutoModelForImageSegmentation - -device = "cuda" if torch.cuda.is_available() else "cpu" - -# Add model path -folder_paths.add_model_folder_path("rmbg", os.path.join(folder_paths.models_dir, "RMBG")) - -# Model configuration -AVAILABLE_MODELS = { - "RMBG-2.0": { - "type": "rmbg", - "repo_id": "briaai/RMBG-2.0", - "files": { - "config.json": "config.json", - "model.safetensors": "model.safetensors", - "birefnet.py": "birefnet.py", - "BiRefNet_config.py": "BiRefNet_config.py" - }, - "cache_dir": "RMBG-2.0" - }, - "INSPYRENET": { - "type": "inspyrenet", - "repo_id": "1038lab/inspyrenet", - "files": { - "inspyrenet.pth": "inspyrenet.pth" - }, - "cache_dir": "INSPYRENET" - }, - "BEN": { - "type": "ben", - "repo_id": "PramaLLC/BEN", - "files": { - "model.py": "model.py", - "BEN_Base.pth": "BEN_Base.pth" - }, - "cache_dir": "BEN" - } -} - -# Utility functions -def tensor2pil(image): - return Image.fromarray(np.clip(255. * image.cpu().numpy().squeeze(), 0, 255).astype(np.uint8)) - -def pil2tensor(image): - return torch.from_numpy(np.array(image).astype(np.float32) / 255.0).unsqueeze(0) - -def handle_model_error(message): - print(f"[RMBG ERROR] {message}") - raise RuntimeError(message) - -class BaseModelLoader: - def __init__(self): - self.model = None - self.current_model_version = None - self.base_cache_dir = os.path.join(folder_paths.models_dir, "RMBG") - - def get_cache_dir(self, model_name): - return os.path.join(self.base_cache_dir, AVAILABLE_MODELS[model_name]["cache_dir"]) - - def check_model_cache(self, model_name): - model_info = AVAILABLE_MODELS[model_name] - cache_dir = self.get_cache_dir(model_name) - - if not os.path.exists(cache_dir): - return False, "Model directory not found" - - missing_files = [] - for filename in model_info["files"].keys(): - if not os.path.exists(os.path.join(cache_dir, model_info["files"][filename])): - missing_files.append(filename) - - if missing_files: - return False, f"Missing model files: {', '.join(missing_files)}" - - return True, "Model cache verified" - - def download_model(self, model_name): - model_info = AVAILABLE_MODELS[model_name] - cache_dir = self.get_cache_dir(model_name) - - try: - os.makedirs(cache_dir, exist_ok=True) - print(f"Downloading {model_name} model files...") - - for filename in model_info["files"].keys(): - print(f"Downloading {filename}...") - hf_hub_download( - repo_id=model_info["repo_id"], - filename=filename, - local_dir=cache_dir, - local_dir_use_symlinks=False - ) - - return True, "Model files downloaded successfully" - - except Exception as e: - return False, f"Error downloading model files: {str(e)}" - - def clear_model(self): - if self.model is not None: - self.model.cpu() - del self.model - self.model = None - self.current_model_version = None - torch.cuda.empty_cache() - print("Model cleared from memory") - -class RMBGModel(BaseModelLoader): - def __init__(self): - super().__init__() - - def load_model(self, model_name): - if self.current_model_version != model_name: - self.clear_model() - - cache_dir = self.get_cache_dir(model_name) - self.model = AutoModelForImageSegmentation.from_pretrained( - cache_dir, - trust_remote_code=True, - local_files_only=True - ) - - self.model.eval() - for param in self.model.parameters(): - param.requires_grad = False - - torch.set_float32_matmul_precision('high') - self.model.to(device) - self.current_model_version = model_name - - def process_image(self, images, model_name, params): - try: - self.load_model(model_name) - - # Prepare batch processing - transform_image = transforms.Compose([ - transforms.Resize((params["process_res"], params["process_res"])), - transforms.ToTensor(), - transforms.Normalize([0.485, 0.456, 0.406], [0.229, 0.224, 0.225]) - ]) - - # Ensure input is in list format - if isinstance(images, torch.Tensor): - if len(images.shape) == 3: - images = [images] - else: - images = [img for img in images] - - # Store original image sizes - original_sizes = [tensor2pil(img).size for img in images] - - # Batch process transformations - input_tensors = [transform_image(tensor2pil(img)).unsqueeze(0) for img in images] - input_batch = torch.cat(input_tensors, dim=0).to(device) - - with torch.no_grad(): - results = self.model(input_batch)[-1].sigmoid().cpu() - masks = [] - - # Process each result and resize back to original dimensions - for i, (result, (orig_w, orig_h)) in enumerate(zip(results, original_sizes)): - result = result.squeeze() - result = result * (1 + (1 - params["sensitivity"])) - result = torch.clamp(result, 0, 1) - - # Resize back to original dimensions - result = F.interpolate(result.unsqueeze(0).unsqueeze(0), - size=(orig_h, orig_w), - mode='bilinear').squeeze() - - masks.append(tensor2pil(result)) - - return masks - - except Exception as e: - handle_model_error(f"Error in batch processing: {str(e)}") - -class InspyrenetModel(BaseModelLoader): - def __init__(self): - super().__init__() - - def load_model(self, model_name): - if self.current_model_version != model_name: - self.clear_model() - - try: - import transparent_background - self.model = transparent_background.Remover() - self.current_model_version = model_name - except ImportError: - try: - import pip - pip.main(['install', 'transparent_background']) - import transparent_background - self.model = transparent_background.Remover() - self.current_model_version = model_name - except Exception as e: - handle_model_error(f"Failed to install transparent_background: {str(e)}") - - def process_image(self, image, model_name, params): - try: - self.load_model(model_name) - - orig_image = tensor2pil(image) - w, h = orig_image.size - - # Resize for processing - aspect_ratio = h / w - new_w = params["process_res"] - new_h = int(params["process_res"] * aspect_ratio) - resized_image = orig_image.resize((new_w, new_h), Image.LANCZOS) - - # Process image - foreground = self.model.process(resized_image, type='rgba') - foreground = foreground.resize((w, h), Image.LANCZOS) - mask = foreground.split()[-1] - - return mask - - except Exception as e: - handle_model_error(f"Error in Inspyrenet processing: {str(e)}") - -class BENModel(BaseModelLoader): - def __init__(self): - super().__init__() - - def load_model(self, model_name): - if self.current_model_version != model_name: - self.clear_model() - - cache_dir = self.get_cache_dir(model_name) - model_path = os.path.join(cache_dir, "model.py") - module_name = f"custom_ben_model_{hash(model_path)}" - - spec = importlib.util.spec_from_file_location(module_name, model_path) - ben_module = importlib.util.module_from_spec(spec) - sys.modules[module_name] = ben_module - spec.loader.exec_module(ben_module) - - model_weights_path = os.path.join(cache_dir, "BEN_Base.pth") - self.model = ben_module.BEN_Base() - self.model.loadcheckpoints(model_weights_path) - - self.model.eval() - for param in self.model.parameters(): - param.requires_grad = False - - torch.set_float32_matmul_precision('high') - self.model.to(device) - self.current_model_version = model_name - - def process_image(self, image, model_name, params): - try: - self.load_model(model_name) - - orig_image = tensor2pil(image) - w, h = orig_image.size - - aspect_ratio = h / w - new_w = params["process_res"] - new_h = int(params["process_res"] * aspect_ratio) - resized_image = orig_image.resize((new_w, new_h), Image.LANCZOS) - - processed_input = resized_image.convert("RGBA") - - with torch.no_grad(): - _, foreground = self.model.inference(processed_input) - - foreground = foreground.resize((w, h), Image.LANCZOS) - mask = foreground.split()[-1] - - return mask - - except Exception as e: - handle_model_error(f"Error in BEN processing: {str(e)}") - -class RMBG: - def __init__(self): - self.models = { - "RMBG-2.0": RMBGModel(), - "INSPYRENET": InspyrenetModel(), - "BEN": BENModel() - } - - @classmethod - def INPUT_TYPES(s): - tooltips = { - "image": "Input image to be processed for background removal.", - "model": "Select the background removal model to use (RMBG-2.0, INSPYRENET, BEN).", - "sensitivity": "Adjust the strength of mask detection (higher values result in more aggressive detection).", - "process_res": "Set the processing resolution (higher values require more VRAM and may increase processing time).", - "mask_blur": "Specify the amount of blur to apply to the mask edges (0 for no blur, higher values for more blur).", - "mask_offset": "Adjust the mask boundary (positive values expand the mask, negative values shrink it).", - "background": "Choose the background color for the final output (Alpha for transparent background).", - "invert_output": "Enable to invert both the image and mask output (useful for certain effects).", - "optimize": "Enable model optimization for faster processing (may affect output quality)." - } - - return { - "required": { - "image": ("IMAGE", {"tooltip": tooltips["image"]}), - "model": (list(AVAILABLE_MODELS.keys()), {"tooltip": tooltips["model"]}), - }, - "optional": { - "sensitivity": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 1.0, "step": 0.01, "tooltip": tooltips["sensitivity"]}), - "process_res": ("INT", {"default": 1024, "min": 256, "max": 2048, "step": 32, "tooltip": tooltips["process_res"]}), - "mask_blur": ("INT", {"default": 0, "min": 0, "max": 64, "step": 1, "tooltip": tooltips["mask_blur"]}), - "mask_offset": ("INT", {"default": 0, "min": -20, "max": 20, "step": 1, "tooltip": tooltips["mask_offset"]}), - "background": (["Alpha", "black", "white", "green", "blue", "red"], {"default": "Alpha", "tooltip": tooltips["background"]}), - "invert_output": ("BOOLEAN", {"default": False, "tooltip": tooltips["invert_output"]}), - "optimize": (["default", "on"], {"default": "default", "tooltip": tooltips["optimize"]}) - } - } - - RETURN_TYPES = ("IMAGE", "MASK") - RETURN_NAMES = ("image", "mask") - FUNCTION = "process_image" - CATEGORY = "🧪AILab/🧽RMBG" - - def process_image(self, image, model, **params): - try: - processed_images = [] - processed_masks = [] - - bg_colors = { - "Alpha": None, - "black": (0, 0, 0), - "white": (255, 255, 255), - "green": (0, 255, 0), - "blue": (0, 0, 255), - "red": (255, 0, 0) - } - - model_instance = self.models[model] - - # Check and download model if needed - cache_status, message = model_instance.check_model_cache(model) - if not cache_status: - print(f"Cache check: {message}") - print("Downloading required model files...") - download_status, download_message = model_instance.download_model(model) - if not download_status: - handle_model_error(download_message) - print("Model files downloaded successfully") - - for img in image: - # Get mask from specific model - mask = model_instance.process_image(img, model, params) - - # Post-process mask - mask_tensor = pil2tensor(mask) - mask_tensor = mask_tensor * (1 + (1 - params["sensitivity"])) - mask_tensor = torch.clamp(mask_tensor, 0, 1) - mask = tensor2pil(mask_tensor) - - if params["mask_blur"] > 0: - mask = mask.filter(ImageFilter.GaussianBlur(radius=params["mask_blur"])) - - if params["mask_offset"] != 0: - if params["mask_offset"] > 0: - for _ in range(params["mask_offset"]): - mask = mask.filter(ImageFilter.MaxFilter(3)) - else: - for _ in range(-params["mask_offset"]): - mask = mask.filter(ImageFilter.MinFilter(3)) - - if params["invert_output"]: - mask = Image.fromarray(255 - np.array(mask)) - - # Create final image - orig_image = tensor2pil(img) - orig_rgba = orig_image.convert("RGBA") - r, g, b, _ = orig_rgba.split() - foreground = Image.merge('RGBA', (r, g, b, mask)) - - if params["background"] != "Alpha": - bg_color = bg_colors[params["background"]] - bg_image = Image.new('RGBA', orig_image.size, (*bg_color, 255)) - composite_image = Image.alpha_composite(bg_image, foreground) - processed_images.append(pil2tensor(composite_image)) - else: - processed_images.append(pil2tensor(foreground)) - - processed_masks.append(pil2tensor(mask)) - - return (torch.cat(processed_images, dim=0), torch.cat(processed_masks, dim=0)) - - except Exception as e: - handle_model_error(f"Error in image processing: {str(e)}") - -# Node Mapping -NODE_CLASS_MAPPINGS = { - "RMBG": RMBG -} - -NODE_DISPLAY_NAME_MAPPINGS = { - "RMBG": "RMBG (RMBG-2.0, INSPYRENET, BEN)" -} \ No newline at end of file