Add files using upload-large-folder tool

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import os
import torch
from ..utils import log
import numpy as np

import comfy.model_management as mm
from comfy.utils import load_torch_file
import folder_paths

script_directory = os.path.dirname(os.path.abspath(__file__))
device = mm.get_torch_device()
offload_device = mm.unet_offload_device()

from .resampler import Resampler

class LoadLynxResampler:
    @classmethod
    def INPUT_TYPES(s):
        return {
            "required": {
                "model_name": (folder_paths.get_filename_list("diffusion_models"), {"tooltip": "These models are loaded from 'ComfyUI/models/diffusion_models'"}),
                "precision": (["fp32", "bf16", "fp16"], {"default": "fp16"}),
            },
        }

    RETURN_TYPES = ("LYNXRESAMPLER",)
    RETURN_NAMES = ("resampler", )
    FUNCTION = "loadmodel"
    CATEGORY = "WanVideoWrapper"

    def loadmodel(self, model_name, precision):
        dtype = {"bf16": torch.bfloat16, "fp16": torch.float16, "fp32": torch.float32}[precision]

        model_path = folder_paths.get_full_path("diffusion_models", model_name)
        resampler_sd = load_torch_file(model_path, safe_load=True)

        output_dim = resampler_sd["proj_out.weight"].shape[0]

        resampler = Resampler(
            depth=4,
            dim=1280,
            dim_head=64,
            embedding_dim=512,
            ff_mult=4,
            heads=20,
            num_queries=16,
            output_dim=output_dim,
            dtype=dtype,
        ).eval()
        resampler.to(offload_device, dtype)
        resampler.load_state_dict(resampler_sd, strict=True)

        return resampler,


class LynxInsightFaceCrop:
    @classmethod
    def INPUT_TYPES(s):
        return {
            "required": {
                "image": ("IMAGE", {"tooltip": "Input images for the model"}),
            },
        }

    RETURN_TYPES = ("IMAGE", "IMAGE",)
    RETURN_NAMES = ("ip_image", "ref_image")
    FUNCTION = "encode"
    CATEGORY = "WanVideoWrapper"

    def encode(self, image, image_size=112):
        from .face.face_encoder import get_landmarks_from_image
        from .face.face_utils import align_face
        from insightface.utils import face_align

        image_np = (image[0].numpy() * 255).astype(np.uint8)
        landmarks = get_landmarks_from_image(image_np)

        in_image = np.array(image_np)
        landmark = np.array(landmarks)

        ip_face_aligned = face_align.norm_crop(in_image, landmark=landmark, image_size=112)
        ref_face_aligned = align_face(in_image, landmark, extend_face_crop=True, face_size=256)

        ip_face_aligned = torch.from_numpy(ip_face_aligned).unsqueeze(0).float() / 255.0
        ref_face_aligned = torch.from_numpy(ref_face_aligned).unsqueeze(0).float() / 255.0

        ip_face_aligned = (ip_face_aligned - ip_face_aligned.min()) / (ip_face_aligned.max() - ip_face_aligned.min())
        ref_face_aligned = (ref_face_aligned - ref_face_aligned.min()) / (ref_face_aligned.max() - ref_face_aligned.min())
        ref_face_aligned = ref_face_aligned[:, :,  :, [2, 1, 0]]  # BGR to RGB

        return ip_face_aligned, ref_face_aligned


class LynxEncodeFaceIP:
    @classmethod
    def INPUT_TYPES(s):
        return {
            "required": {
                "resampler": ("LYNXRESAMPLER", {"tooltip": "lynx resampler model"}),
                "ip_image": ("IMAGE", {"tooltip": "Input images for the model"}),
            },
        }

    RETURN_TYPES = ("LYNXIP",)
    RETURN_NAMES = ("lynx_face_embeds",)
    FUNCTION = "encode"
    CATEGORY = "WanVideoWrapper"

    def encode(self, resampler, ip_image):
        from .face.face_encoder import FaceEncoderArcFace

        image_in = ip_image.permute(0, 3, 1, 2).to(device) * 2 - 1  # to [-1, 1]

        # Face embedding via ArcFace
        face_encoder = FaceEncoderArcFace()
        face_encoder.init_encoder_model(device)
        arcface_embed = face_encoder(image_in).to(device, resampler.dtype)[0]

        arcface_embed = arcface_embed.reshape([1, -1, 512])

        resampler.to(device)
        ip_x = resampler(arcface_embed)
        ip_x_uncond = resampler(arcface_embed * 0)
        resampler.to(offload_device)

        ip_x= ip_x.to(resampler.dtype)

        out_dict = {
            'ip_x': ip_x,
            'ip_x_uncond': ip_x_uncond,
        }

        return out_dict,

class DrawArcFaceLandmarks:
    @classmethod
    def INPUT_TYPES(s):
        return {
            "required": {
                "lynx_face_embeds": ("LYNXIP", {"tooltip": "lynx resampler model"}),
                "image": ("IMAGE", {"tooltip": "Input images for the model"}),
            },
            "optional": {
                "image": ("IMAGE",)
            }
        }

    RETURN_TYPES = ("IMAGE",)
    RETURN_NAMES = ("landmarked_image", )
    FUNCTION = "draw"
    CATEGORY = "WanVideoWrapper"
    DESCRIPTION = "Draw face landmarks on an image for visualization/debugging"

    def draw(self, lynx_face_embeds, image):
        import cv2
        landmarks = lynx_face_embeds['landmarks']
        image_np = image[0].numpy() * 255

        for (x, y) in landmarks:
            cv2.circle(image_np, (int(x), int(y)), radius=3, color=(0, 255, 0), thickness=-1)

        image_out = torch.from_numpy(image_np / 255).unsqueeze(0).float()

        return image_out,

class WanVideoAddLynxEmbeds:
    @classmethod
    def INPUT_TYPES(s):
        return {"required": {
                    "embeds": ("WANVIDIMAGE_EMBEDS",),
                    "ip_scale": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 100.0, "step": 0.01, "tooltip": "Strength of the ip adapter face feature"}),
                    "ref_scale": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 100.0, "step": 0.01, "tooltip": "Strength of the reference feature"}),
                    "lynx_cfg_scale": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 10.0, "step": 0.01, "tooltip": "If above 1.0 and main cfg_scale is above 1.0, run extra pass, default value 2.0"}),
                    "start_percent": ("FLOAT", {"default": 0.0, "min": 0.0, "max": 1.0, "step": 0.01, "tooltip": "Start percent to apply the ref "}),
                    "end_percent": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 1.0, "step": 0.01, "tooltip": "End percent to apply the ref "}),
                },
                "optional": {
                    "vae": ("WANVAE", {"tooltip": "VAE model, only needed if ref_image is provided"}),
                    "lynx_ip_embeds": ("LYNXIP", {"tooltip": "lynx face embeddings"}),
                    "ref_image": ("IMAGE",),
                    "ref_text_embed": ("WANVIDEOTEXTEMBEDS",),
                    "ref_blocks_to_use": ("STRING", {"default": "", "forceInput": True, "tooltip": "Comma-separated list of block indices and ranges to use for reference feature, e.g. '0-20, 25, 28, 35-39'. If empty, use all blocks."}),
                }
        }

    RETURN_TYPES = ("WANVIDIMAGE_EMBEDS",)
    RETURN_NAMES = ("image_embeds",)
    FUNCTION = "add"
    CATEGORY = "WanVideoWrapper"

    def add(self, embeds, ip_scale, ref_scale, start_percent, end_percent, lynx_cfg_scale, vae=None, lynx_ip_embeds=None, ref_image=None, ref_text_embed=None, ref_blocks_to_use=""):
        if ref_image is not None and ref_text_embed is None:
            raise ValueError("If ref_image is provided, ref_text_embed must also be provided.")
        if ref_image is not None:
            vae.to(device)
            ref_image_in = (ref_image[..., :3].permute(3, 0, 1, 2) * 2 - 1).to(device, vae.dtype)
            ref_latent = vae.encode([ref_image_in], device, tiled=False, sample=True)
            ref_latent_uncond = vae.encode([torch.zeros_like(ref_image_in)], device, tiled=False, sample=True)
            vae.to(offload_device)
        if ref_blocks_to_use.strip() == "":
            ref_blocks_to_use = None
        else:
            # Parse comma-separated blocks and ranges
            blocks = []
            for item in ref_blocks_to_use.split(","):
                item = item.strip()
                if "-" in item and not item.startswith("-"):
                    # Handle range like "0-20" or "35-39"
                    try:
                        start, end = item.split("-", 1)
                        start, end = int(start.strip()), int(end.strip())
                        blocks.extend(list(range(start, end + 1)))
                    except ValueError:
                        print(f"Invalid range format: {item}")
                elif item.isdigit():
                    # Handle single number
                    blocks.append(int(item))
                else:
                    print(f"Invalid block specification: {item}")
            ref_blocks_to_use = sorted(list(set(blocks)))  # Remove duplicates and sort
            print("Using ref blocks:", ref_blocks_to_use)
            
        new_entry = {
            "ip_x": lynx_ip_embeds["ip_x"] if lynx_ip_embeds is not None else None,
            "ip_x_uncond": lynx_ip_embeds["ip_x_uncond"] if lynx_ip_embeds is not None else None,
            "ref_latent": ref_latent if ref_image is not None else None,
            "ref_latent_uncond": ref_latent_uncond if ref_image is not None else None,
            "ref_text_embed": ref_text_embed if ref_text_embed is not None else None,
            "ip_scale": ip_scale,
            "ref_scale": ref_scale,
            "cfg_scale": lynx_cfg_scale,
            "start_percent": start_percent,
            "end_percent": end_percent,
            "ref_blocks_to_use": ref_blocks_to_use,
        }

        updated = dict(embeds)
        updated["lynx_embeds"] = new_entry
        return (updated,)

NODE_CLASS_MAPPINGS = {
    "LoadLynxResampler": LoadLynxResampler,
    "LynxEncodeFaceIP": LynxEncodeFaceIP,
    "DrawArcFaceLandmarks": DrawArcFaceLandmarks,
    "WanVideoAddLynxEmbeds": WanVideoAddLynxEmbeds,
    "LynxInsightFaceCrop": LynxInsightFaceCrop,
    }
NODE_DISPLAY_NAME_MAPPINGS = {
    "LoadLynxResampler": "Load Lynx Resampler",
    "LynxEncodeFaceIP": "Lynx Encode Face IP",
    "DrawArcFaceLandmarks": "Draw ArcFace Landmarks",
    "WanVideoAddLynxEmbeds": "WanVideo Add Lynx Embeds",
    "LynxInsightFaceCrop": "Lynx InsightFace Crop",
}

	import os
	import torch
	from ..utils import log
	import numpy as np

	import comfy.model_management as mm
	from comfy.utils import load_torch_file
	import folder_paths

	script_directory = os.path.dirname(os.path.abspath(__file__))
	device = mm.get_torch_device()
	offload_device = mm.unet_offload_device()

	from .resampler import Resampler

	class LoadLynxResampler:
	@classmethod
	def INPUT_TYPES(s):
	return {
	"required": {
	"model_name": (folder_paths.get_filename_list("diffusion_models"), {"tooltip": "These models are loaded from 'ComfyUI/models/diffusion_models'"}),
	"precision": (["fp32", "bf16", "fp16"], {"default": "fp16"}),
	},
	}

	RETURN_TYPES = ("LYNXRESAMPLER",)
	RETURN_NAMES = ("resampler", )
	FUNCTION = "loadmodel"
	CATEGORY = "WanVideoWrapper"

	def loadmodel(self, model_name, precision):
	dtype = {"bf16": torch.bfloat16, "fp16": torch.float16, "fp32": torch.float32}[precision]

	model_path = folder_paths.get_full_path("diffusion_models", model_name)
	resampler_sd = load_torch_file(model_path, safe_load=True)

	output_dim = resampler_sd["proj_out.weight"].shape[0]

	resampler = Resampler(
	depth=4,
	dim=1280,
	dim_head=64,
	embedding_dim=512,
	ff_mult=4,
	heads=20,
	num_queries=16,
	output_dim=output_dim,
	dtype=dtype,
	).eval()
	resampler.to(offload_device, dtype)
	resampler.load_state_dict(resampler_sd, strict=True)

	return resampler,


	class LynxInsightFaceCrop:
	@classmethod
	def INPUT_TYPES(s):
	return {
	"required": {
	"image": ("IMAGE", {"tooltip": "Input images for the model"}),
	},
	}

	RETURN_TYPES = ("IMAGE", "IMAGE",)
	RETURN_NAMES = ("ip_image", "ref_image")
	FUNCTION = "encode"
	CATEGORY = "WanVideoWrapper"

	def encode(self, image, image_size=112):
	from .face.face_encoder import get_landmarks_from_image
	from .face.face_utils import align_face
	from insightface.utils import face_align

	image_np = (image[0].numpy() * 255).astype(np.uint8)
	landmarks = get_landmarks_from_image(image_np)

	in_image = np.array(image_np)
	landmark = np.array(landmarks)

	ip_face_aligned = face_align.norm_crop(in_image, landmark=landmark, image_size=112)
	ref_face_aligned = align_face(in_image, landmark, extend_face_crop=True, face_size=256)

	ip_face_aligned = torch.from_numpy(ip_face_aligned).unsqueeze(0).float() / 255.0
	ref_face_aligned = torch.from_numpy(ref_face_aligned).unsqueeze(0).float() / 255.0

	ip_face_aligned = (ip_face_aligned - ip_face_aligned.min()) / (ip_face_aligned.max() - ip_face_aligned.min())
	ref_face_aligned = (ref_face_aligned - ref_face_aligned.min()) / (ref_face_aligned.max() - ref_face_aligned.min())
	ref_face_aligned = ref_face_aligned[:, :, :, [2, 1, 0]] # BGR to RGB

	return ip_face_aligned, ref_face_aligned


	class LynxEncodeFaceIP:
	@classmethod
	def INPUT_TYPES(s):
	return {
	"required": {
	"resampler": ("LYNXRESAMPLER", {"tooltip": "lynx resampler model"}),
	"ip_image": ("IMAGE", {"tooltip": "Input images for the model"}),
	},
	}

	RETURN_TYPES = ("LYNXIP",)
	RETURN_NAMES = ("lynx_face_embeds",)
	FUNCTION = "encode"
	CATEGORY = "WanVideoWrapper"

	def encode(self, resampler, ip_image):
	from .face.face_encoder import FaceEncoderArcFace

	image_in = ip_image.permute(0, 3, 1, 2).to(device) * 2 - 1 # to [-1, 1]

	# Face embedding via ArcFace
	face_encoder = FaceEncoderArcFace()
	face_encoder.init_encoder_model(device)
	arcface_embed = face_encoder(image_in).to(device, resampler.dtype)[0]

	arcface_embed = arcface_embed.reshape([1, -1, 512])

	resampler.to(device)
	ip_x = resampler(arcface_embed)
	ip_x_uncond = resampler(arcface_embed * 0)
	resampler.to(offload_device)

	ip_x= ip_x.to(resampler.dtype)

	out_dict = {
	'ip_x': ip_x,
	'ip_x_uncond': ip_x_uncond,
	}

	return out_dict,

	class DrawArcFaceLandmarks:
	@classmethod
	def INPUT_TYPES(s):
	return {
	"required": {
	"lynx_face_embeds": ("LYNXIP", {"tooltip": "lynx resampler model"}),
	"image": ("IMAGE", {"tooltip": "Input images for the model"}),
	},
	"optional": {
	"image": ("IMAGE",)
	}
	}

	RETURN_TYPES = ("IMAGE",)
	RETURN_NAMES = ("landmarked_image", )
	FUNCTION = "draw"
	CATEGORY = "WanVideoWrapper"
	DESCRIPTION = "Draw face landmarks on an image for visualization/debugging"

	def draw(self, lynx_face_embeds, image):
	import cv2
	landmarks = lynx_face_embeds['landmarks']
	image_np = image[0].numpy() * 255

	for (x, y) in landmarks:
	cv2.circle(image_np, (int(x), int(y)), radius=3, color=(0, 255, 0), thickness=-1)

	image_out = torch.from_numpy(image_np / 255).unsqueeze(0).float()

	return image_out,

	class WanVideoAddLynxEmbeds:
	@classmethod
	def INPUT_TYPES(s):
	return {"required": {
	"embeds": ("WANVIDIMAGE_EMBEDS",),
	"ip_scale": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 100.0, "step": 0.01, "tooltip": "Strength of the ip adapter face feature"}),
	"ref_scale": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 100.0, "step": 0.01, "tooltip": "Strength of the reference feature"}),
	"lynx_cfg_scale": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 10.0, "step": 0.01, "tooltip": "If above 1.0 and main cfg_scale is above 1.0, run extra pass, default value 2.0"}),
	"start_percent": ("FLOAT", {"default": 0.0, "min": 0.0, "max": 1.0, "step": 0.01, "tooltip": "Start percent to apply the ref "}),
	"end_percent": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 1.0, "step": 0.01, "tooltip": "End percent to apply the ref "}),
	},
	"optional": {
	"vae": ("WANVAE", {"tooltip": "VAE model, only needed if ref_image is provided"}),
	"lynx_ip_embeds": ("LYNXIP", {"tooltip": "lynx face embeddings"}),
	"ref_image": ("IMAGE",),
	"ref_text_embed": ("WANVIDEOTEXTEMBEDS",),
	"ref_blocks_to_use": ("STRING", {"default": "", "forceInput": True, "tooltip": "Comma-separated list of block indices and ranges to use for reference feature, e.g. '0-20, 25, 28, 35-39'. If empty, use all blocks."}),
	}
	}

	RETURN_TYPES = ("WANVIDIMAGE_EMBEDS",)
	RETURN_NAMES = ("image_embeds",)
	FUNCTION = "add"
	CATEGORY = "WanVideoWrapper"

	def add(self, embeds, ip_scale, ref_scale, start_percent, end_percent, lynx_cfg_scale, vae=None, lynx_ip_embeds=None, ref_image=None, ref_text_embed=None, ref_blocks_to_use=""):
	if ref_image is not None and ref_text_embed is None:
	raise ValueError("If ref_image is provided, ref_text_embed must also be provided.")
	if ref_image is not None:
	vae.to(device)
	ref_image_in = (ref_image[..., :3].permute(3, 0, 1, 2) * 2 - 1).to(device, vae.dtype)
	ref_latent = vae.encode([ref_image_in], device, tiled=False, sample=True)
	ref_latent_uncond = vae.encode([torch.zeros_like(ref_image_in)], device, tiled=False, sample=True)
	vae.to(offload_device)
	if ref_blocks_to_use.strip() == "":
	ref_blocks_to_use = None
	else:
	# Parse comma-separated blocks and ranges
	blocks = []
	for item in ref_blocks_to_use.split(","):
	item = item.strip()
	if "-" in item and not item.startswith("-"):
	# Handle range like "0-20" or "35-39"
	try:
	start, end = item.split("-", 1)
	start, end = int(start.strip()), int(end.strip())
	blocks.extend(list(range(start, end + 1)))
	except ValueError:
	print(f"Invalid range format: {item}")
	elif item.isdigit():
	# Handle single number
	blocks.append(int(item))
	else:
	print(f"Invalid block specification: {item}")
	ref_blocks_to_use = sorted(list(set(blocks))) # Remove duplicates and sort
	print("Using ref blocks:", ref_blocks_to_use)

	new_entry = {
	"ip_x": lynx_ip_embeds["ip_x"] if lynx_ip_embeds is not None else None,
	"ip_x_uncond": lynx_ip_embeds["ip_x_uncond"] if lynx_ip_embeds is not None else None,
	"ref_latent": ref_latent if ref_image is not None else None,
	"ref_latent_uncond": ref_latent_uncond if ref_image is not None else None,
	"ref_text_embed": ref_text_embed if ref_text_embed is not None else None,
	"ip_scale": ip_scale,
	"ref_scale": ref_scale,
	"cfg_scale": lynx_cfg_scale,
	"start_percent": start_percent,
	"end_percent": end_percent,
	"ref_blocks_to_use": ref_blocks_to_use,
	}

	updated = dict(embeds)
	updated["lynx_embeds"] = new_entry
	return (updated,)

	NODE_CLASS_MAPPINGS = {
	"LoadLynxResampler": LoadLynxResampler,
	"LynxEncodeFaceIP": LynxEncodeFaceIP,
	"DrawArcFaceLandmarks": DrawArcFaceLandmarks,
	"WanVideoAddLynxEmbeds": WanVideoAddLynxEmbeds,
	"LynxInsightFaceCrop": LynxInsightFaceCrop,
	}
	NODE_DISPLAY_NAME_MAPPINGS = {
	"LoadLynxResampler": "Load Lynx Resampler",
	"LynxEncodeFaceIP": "Lynx Encode Face IP",
	"DrawArcFaceLandmarks": "Draw ArcFace Landmarks",
	"WanVideoAddLynxEmbeds": "WanVideo Add Lynx Embeds",
	"LynxInsightFaceCrop": "Lynx InsightFace Crop",
	}