ComfyUI/comfy_extras/nodes_qwen.py

65 lines
2.1 KiB
Python

import node_helpers
import comfy.utils
import math
class TextEncodeQwenImageEdit:
@classmethod
def INPUT_TYPES(s):
return {"required": {
"clip": ("CLIP", ),
"prompt": ("STRING", {"multiline": True, "dynamicPrompts": True}),
},
"optional": {"vae": ("VAE", ),
"image": ("IMAGE", ),}}
RETURN_TYPES = ("CONDITIONING", "IMAGE", "LATENT")
FUNCTION = "encode"
CATEGORY = "advanced/conditioning"
def encode(self, clip, prompt, vae=None, image=None):
ref_latent = None
output_image = None
if image is None:
images = []
else:
samples = image.movedim(-1, 1)
total = int(1024 * 1024)
scale_by = math.sqrt(total / (samples.shape[3] * samples.shape[2]))
width = math.floor(samples.shape[3] * scale_by / 8) * 8
height = math.floor(samples.shape[2] * scale_by / 8) * 8
original_width = samples.shape[3]
original_height = samples.shape[2]
if width < original_width or height < original_height:
upscale_method = "area"
else:
upscale_method = "lanczos"
s = comfy.utils.common_upscale(samples, width, height, upscale_method, "disabled")
image = s.movedim(1, -1)
images = [image[:, :, :, :3]]
output_image = image[:, :, :, :3]
if vae is not None:
ref_latent = vae.encode(image[:, :, :, :3])
tokens = clip.tokenize(prompt, images=images)
conditioning = clip.encode_from_tokens_scheduled(tokens)
if ref_latent is not None:
conditioning = node_helpers.conditioning_set_values(conditioning, {"reference_latents": [ref_latent]}, append=True)
latent_output = {"samples": ref_latent} if ref_latent is not None else None
return (conditioning, output_image, latent_output)
NODE_CLASS_MAPPINGS = {
"TextEncodeQwenImageEdit": TextEncodeQwenImageEdit,
}