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92 lines
2.7 KiB
Python
92 lines
2.7 KiB
Python
from comfy import node_helpers
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import comfy.utils
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from comfy_extras.constants.resolutions import KONTEXT_RESOLUTIONS
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class CLIPTextEncodeFlux:
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@classmethod
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def INPUT_TYPES(s):
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return {"required": {
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"clip": ("CLIP",),
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"clip_l": ("STRING", {"multiline": True, "dynamicPrompts": True}),
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"t5xxl": ("STRING", {"multiline": True, "dynamicPrompts": True}),
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"guidance": ("FLOAT", {"default": 3.5, "min": 0.0, "max": 100.0, "step": 0.1}),
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}}
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RETURN_TYPES = ("CONDITIONING",)
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FUNCTION = "encode"
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CATEGORY = "advanced/conditioning/flux"
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def encode(self, clip, clip_l, t5xxl, guidance):
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tokens = clip.tokenize(clip_l)
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tokens["t5xxl"] = clip.tokenize(t5xxl)["t5xxl"]
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return (clip.encode_from_tokens_scheduled(tokens, add_dict={"guidance": guidance}),)
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class FluxGuidance:
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@classmethod
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def INPUT_TYPES(s):
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return {"required": {
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"conditioning": ("CONDITIONING",),
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"guidance": ("FLOAT", {"default": 3.5, "min": -100.0, "max": 100.0, "step": 0.1}),
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}}
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RETURN_TYPES = ("CONDITIONING",)
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FUNCTION = "append"
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CATEGORY = "advanced/conditioning/flux"
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def append(self, conditioning, guidance):
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c = node_helpers.conditioning_set_values(conditioning, {"guidance": guidance})
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return (c,)
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class FluxDisableGuidance:
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@classmethod
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def INPUT_TYPES(s):
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return {"required": {
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"conditioning": ("CONDITIONING",),
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}}
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RETURN_TYPES = ("CONDITIONING",)
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FUNCTION = "append"
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CATEGORY = "advanced/conditioning/flux"
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DESCRIPTION = "This node completely disables the guidance embed on Flux and Flux like models"
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def append(self, conditioning):
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c = node_helpers.conditioning_set_values(conditioning, {"guidance": None})
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return (c,)
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class FluxKontextImageScale:
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@classmethod
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def INPUT_TYPES(s):
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return {"required": {"image": ("IMAGE",),
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},
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}
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RETURN_TYPES = ("IMAGE",)
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FUNCTION = "scale"
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CATEGORY = "advanced/conditioning/flux"
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DESCRIPTION = "This node resizes the image to one that is more optimal for flux kontext."
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def scale(self, image):
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width = image.shape[2]
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height = image.shape[1]
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aspect_ratio = width / height
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_, width, height = min((abs(aspect_ratio - w / h), w, h) for w, h in KONTEXT_RESOLUTIONS)
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image = comfy.utils.common_upscale(image.movedim(-1, 1), width, height, "lanczos", "center").movedim(1, -1)
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return (image,)
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NODE_CLASS_MAPPINGS = {
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"CLIPTextEncodeFlux": CLIPTextEncodeFlux,
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"FluxGuidance": FluxGuidance,
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"FluxDisableGuidance": FluxDisableGuidance,
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"FluxKontextImageScale": FluxKontextImageScale,
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}
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