418 lines
13 KiB
Python
418 lines
13 KiB
Python
import os
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from datetime import datetime
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from sys import float_info
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import json
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import piexif
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import piexif.helper
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from PIL import Image, ExifTags
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from PIL.PngImagePlugin import PngInfo
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import numpy as np
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import folder_paths
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import comfy.sd
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from .utils import get_sha256
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from .prompt_metadata_extractor import PromptMetadataExtractor
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from nodes import MAX_RESOLUTION
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def parse_name(ckpt_name):
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path = ckpt_name
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filename = path.split("/")[-1]
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filename = filename.split(".")[:-1]
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filename = ".".join(filename)
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return filename
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def handle_whitespace(string: str):
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return string.strip().replace("\n", " ").replace("\r", " ").replace("\t", " ")
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def get_timestamp(time_format):
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now = datetime.now()
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try:
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timestamp = now.strftime(time_format)
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except:
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timestamp = now.strftime("%Y-%m-%d-%H%M%S")
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return timestamp
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def make_pathname(
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filename,
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seed,
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modelname,
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counter,
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time_format,
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sampler_name,
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steps,
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cfg,
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scheduler,
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basemodelname,
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denoise,
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):
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filename = filename.replace("%date", get_timestamp("%Y-%m-%d"))
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filename = filename.replace("%time", get_timestamp(time_format))
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filename = filename.replace("%model", modelname)
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filename = filename.replace("%seed", str(seed))
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filename = filename.replace("%counter", str(counter))
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filename = filename.replace("%sampler_name", sampler_name)
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filename = filename.replace("%steps", str(steps))
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filename = filename.replace("%cfg", str(cfg))
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filename = filename.replace("%scheduler", scheduler)
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filename = filename.replace("%basemodelname", basemodelname)
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filename = filename.replace("%denoise", str(denoise))
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return filename
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def make_filename(
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filename,
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seed,
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modelname,
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counter,
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time_format,
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sampler_name,
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steps,
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cfg,
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scheduler,
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basemodelname,
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denoise,
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):
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filename = make_pathname(
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filename,
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seed,
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modelname,
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counter,
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time_format,
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sampler_name,
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steps,
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cfg,
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scheduler,
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basemodelname,
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denoise,
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)
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return get_timestamp(time_format) if filename == "" else filename
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class SeedGenerator:
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RETURN_TYPES = ("INT",)
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FUNCTION = "get_seed"
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CATEGORY = "ImageSaver/utils"
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@classmethod
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def INPUT_TYPES(cls):
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return {"required": {"seed": ("INT", {"default": 0, "min": 0, "max": 0xffffffffffffffff})}}
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def get_seed(self, seed):
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return (seed,)
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class StringLiteral:
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RETURN_TYPES = ("STRING",)
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FUNCTION = "get_string"
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CATEGORY = "ImageSaver/utils"
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@classmethod
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def INPUT_TYPES(cls):
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return {"required": {"string": ("STRING", {"default": "", "multiline": True})}}
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def get_string(self, string):
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return (string,)
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class SizeLiteral:
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RETURN_TYPES = ("INT",)
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FUNCTION = "get_int"
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CATEGORY = "ImageSaver/utils"
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@classmethod
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def INPUT_TYPES(cls):
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return {"required": {"int": ("INT", {"default": 512, "min": 1, "max": MAX_RESOLUTION, "step": 8})}}
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def get_int(self, int):
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return (int,)
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class IntLiteral:
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RETURN_TYPES = ("INT",)
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FUNCTION = "get_int"
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CATEGORY = "ImageSaver/utils"
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@classmethod
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def INPUT_TYPES(cls):
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return {"required": {"int": ("INT", {"default": 0, "min": 0, "max": 1000000})}}
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def get_int(self, int):
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return (int,)
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class FloatLiteral:
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RETURN_TYPES = ("FLOAT",)
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FUNCTION = "get_float"
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CATEGORY = "ImageSaver/utils"
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@classmethod
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def INPUT_TYPES(cls):
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return {"required": {"float": ("FLOAT", {"default": 1.0, "min": float_info.min, "max": float_info.max, "step": 0.01})}}
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def get_float(self, float):
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return (float,)
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class CfgLiteral:
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RETURN_TYPES = ("FLOAT",)
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FUNCTION = "get_float"
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CATEGORY = "ImageSaver/utils"
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@classmethod
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def INPUT_TYPES(cls):
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return {"required": {"float": ("FLOAT", {"default": 8.0, "min": 0.0, "max": 100.0})}}
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def get_float(self, float):
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return (float,)
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class CheckpointSelector:
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CATEGORY = 'ImageSaver/utils'
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RETURN_TYPES = (folder_paths.get_filename_list("checkpoints"),)
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RETURN_NAMES = ("ckpt_name",)
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FUNCTION = "get_names"
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@classmethod
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def INPUT_TYPES(cls):
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return {"required": {"ckpt_name": (folder_paths.get_filename_list("checkpoints"), ),}}
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def get_names(self, ckpt_name):
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return (ckpt_name,)
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class SamplerSelector:
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CATEGORY = 'ImageSaver/utils'
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RETURN_TYPES = (comfy.samplers.KSampler.SAMPLERS,)
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RETURN_NAMES = ("sampler_name",)
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FUNCTION = "get_names"
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@classmethod
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def INPUT_TYPES(cls):
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return {"required": {"sampler_name": (comfy.samplers.KSampler.SAMPLERS,)}}
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def get_names(self, sampler_name):
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return (sampler_name,)
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class SchedulerSelector:
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CATEGORY = 'ImageSaver/utils'
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RETURN_TYPES = (comfy.samplers.KSampler.SCHEDULERS,)
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RETURN_NAMES = ("scheduler",)
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FUNCTION = "get_names"
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@classmethod
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def INPUT_TYPES(cls):
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return {"required": {"scheduler": (comfy.samplers.KSampler.SCHEDULERS,)}}
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def get_names(self, scheduler):
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return (scheduler,)
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class ImageSaver:
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def __init__(self):
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self.output_dir = folder_paths.output_directory
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self.civitai_sampler_map = {
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'euler_ancestral': 'Euler a',
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'euler': 'Euler',
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'lms': 'LMS',
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'heun': 'Heun',
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'dpm_2': 'DPM2',
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'dpm_2_ancestral': 'DPM2 a',
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'dpmpp_2s_ancestral': 'DPM++ 2S a',
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'dpmpp_2m': 'DPM++ 2M',
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'dpmpp_sde': 'DPM++ SDE',
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'dpmpp_sde_gpu': 'DPM++ SDE',
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'dpmpp_2m_sde': 'DPM++ 2M SDE',
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'dpm_fast': 'DPM fast',
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'dpm_adaptive': 'DPM adaptive',
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'ddim': 'DDIM',
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'plms': 'PLMS',
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'uni_pc_bh2': 'UniPC',
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'uni_pc': 'UniPC',
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'lcm': 'LCM',
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}
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def get_civitai_sampler_name(self, sampler_name, scheduler):
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# based on: https://github.com/civitai/civitai/blob/main/src/server/common/constants.ts#L122
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if sampler_name in self.civitai_sampler_map:
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civitai_name = self.civitai_sampler_map[sampler_name]
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if scheduler == "karras":
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civitai_name += " Karras"
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return civitai_name
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else:
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if scheduler != 'normal':
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return f"{sampler_name}_{scheduler}"
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else:
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return sampler_name
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@classmethod
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def INPUT_TYPES(cls):
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return {
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"required": {
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"images": ("IMAGE", ),
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"filename": ("STRING", {"default": f'%time_%seed', "multiline": False}),
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"path": ("STRING", {"default": '', "multiline": False}),
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"extension": (['png', 'jpeg', 'webp'],),
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"steps": ("INT", {"default": 20, "min": 1, "max": 10000}),
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"cfg": ("FLOAT", {"default": 8.0, "min": 0.0, "max": 100.0}),
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"modelname": (folder_paths.get_filename_list("checkpoints"),),
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"sampler_name": (comfy.samplers.KSampler.SAMPLERS,),
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"scheduler": (comfy.samplers.KSampler.SCHEDULERS,),
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},
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"optional": {
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"positive": ("STRING", {"default": 'unknown', "multiline": True}),
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"negative": ("STRING", {"default": 'unknown', "multiline": True}),
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"seed_value": ("INT", {"default": 0, "min": 0, "max": 0xffffffffffffffff}),
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"width": ("INT", {"default": 512, "min": 1, "max": MAX_RESOLUTION, "step": 8}),
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"height": ("INT", {"default": 512, "min": 1, "max": MAX_RESOLUTION, "step": 8}),
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"lossless_webp": ("BOOLEAN", {"default": True}),
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"quality_jpeg_or_webp": ("INT", {"default": 100, "min": 1, "max": 100}),
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"optimize_png": ("BOOLEAN", {"default": False}),
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"counter": ("INT", {"default": 0, "min": 0, "max": 0xffffffffffffffff }),
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"denoise": ("FLOAT", {"default": 1.0, "min": 0.0, "max": 1.0}),
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"time_format": ("STRING", {"default": "%Y-%m-%d-%H%M%S", "multiline": False}),
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},
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"hidden": {
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"prompt": "PROMPT",
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"extra_pnginfo": "EXTRA_PNGINFO"
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},
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}
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RETURN_TYPES = ()
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FUNCTION = "save_files"
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OUTPUT_NODE = True
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CATEGORY = "ImageSaver"
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def save_files(
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self,
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images,
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seed_value,
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steps,
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cfg,
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sampler_name,
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scheduler,
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positive,
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negative,
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modelname,
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quality_jpeg_or_webp,
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lossless_webp,
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optimize_png,
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width,
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height,
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counter,
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filename,
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path,
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extension,
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time_format,
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denoise,
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prompt=None,
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extra_pnginfo=None,
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):
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basemodelname = parse_name(modelname)
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filename = make_filename(
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filename,
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seed_value,
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modelname,
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counter,
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time_format,
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sampler_name,
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steps,
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cfg,
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scheduler,
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basemodelname,
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denoise,
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)
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path = make_pathname(
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path,
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seed_value,
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modelname,
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counter,
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time_format,
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sampler_name,
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steps,
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cfg,
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scheduler,
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basemodelname,
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denoise,
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)
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ckpt_path = folder_paths.get_full_path("checkpoints", modelname)
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modelhash = get_sha256(ckpt_path)[:10]
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metadata_extractor = PromptMetadataExtractor([positive, negative])
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embeddings = metadata_extractor.get_embeddings()
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loras = metadata_extractor.get_loras()
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civitai_sampler_name = self.get_civitai_sampler_name(sampler_name, scheduler)
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extension_hashes = json.dumps(embeddings | loras | { "model": modelhash })
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comment = f"{handle_whitespace(positive)}\nNegative prompt: {handle_whitespace(negative)}\nSteps: {steps}, Sampler: {civitai_sampler_name}, CFG scale: {cfg}, Seed: {seed_value}, Size: {width}x{height}, Model hash: {modelhash}, Model: {basemodelname}, Hashes: {extension_hashes} Version: ComfyUI"
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output_path = os.path.join(self.output_dir, path)
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if output_path.strip() != '':
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if not os.path.exists(output_path.strip()):
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print(f'The path `{output_path.strip()}` specified doesn\'t exist! Creating directory.')
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os.makedirs(output_path, exist_ok=True)
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filenames = self.save_images(images, output_path, filename, comment, extension, quality_jpeg_or_webp, lossless_webp, optimize_png, prompt, extra_pnginfo)
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subfolder = os.path.normpath(path)
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return {"ui": {"images": map(lambda filename: {"filename": filename, "subfolder": subfolder if subfolder != '.' else '', "type": 'output'}, filenames)}}
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def save_images(self, images, output_path, filename_prefix, comment, extension, quality_jpeg_or_webp, lossless_webp, optimize_png, prompt=None, extra_pnginfo=None) -> list[str]:
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img_count = 1
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paths = list()
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for image in images:
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i = 255. * image.cpu().numpy()
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img = Image.fromarray(np.clip(i, 0, 255).astype(np.uint8))
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if images.size()[0] > 1:
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filename_prefix += "_{:02d}".format(img_count)
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if extension == 'png':
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metadata = PngInfo()
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metadata.add_text("parameters", comment)
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if prompt is not None:
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metadata.add_text("prompt", json.dumps(prompt))
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if extra_pnginfo is not None:
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for x in extra_pnginfo:
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metadata.add_text(x, json.dumps(extra_pnginfo[x]))
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filename = f"{filename_prefix}.png"
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img.save(os.path.join(output_path, filename), pnginfo=metadata, optimize=optimize_png)
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else:
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filename = f"{filename_prefix}.{extension}"
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file = os.path.join(output_path, filename)
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img.save(file, optimize=True, quality=quality_jpeg_or_webp, lossless=lossless_webp)
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exif_bytes = piexif.dump({
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"Exif": {
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piexif.ExifIFD.UserComment: piexif.helper.UserComment.dump(comment, encoding="unicode")
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},
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})
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piexif.insert(exif_bytes, file)
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paths.append(filename)
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img_count += 1
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return paths
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NODE_CLASS_MAPPINGS = {
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"Checkpoint Selector (Image Saver)": CheckpointSelector,
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"Image Saver": ImageSaver,
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"Sampler Selector (Image Saver)": SamplerSelector,
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"Scheduler Selector (Image Saver)": SchedulerSelector,
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"Seed Generator (Image Saver)": SeedGenerator,
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"String Literal (Image Saver)": StringLiteral,
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"Width/Height Literal (Image Saver)": SizeLiteral,
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"Cfg Literal (Image Saver)": CfgLiteral,
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"Int Literal (Image Saver)": IntLiteral,
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"Float Literal (Image Saver)": FloatLiteral,
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}
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