# 4K 写实修复——老照片修复版 适用：泛黄褪色扫描件、胶片颗粒老照片、带轻微划痕/折痕/噪点的档案图像。 > 先传统超分或去噪，再用低 denoising 补细节。SD / ComfyUI **优先使用英文版**。 --- ## 正向提示词（英文 · 推荐） ``` photorealistic 4K restoration upscale, strict reference fidelity, preserve exact composition identity and era-authentic appearance, repair only acquisition damage: dust specks, minor scratches, compression noise, slight fade, recover existing micro-details without inventing new features, unchanged pose expression and background layout, maintain original sepia or monochrome tone unless source is color, accurate historical color science, natural sharpness, no modern beauty retouching, no stylization, no relighting, no added or removed elements ``` ## 正向提示词（中文 · 备用） ``` 基于参考老照片进行严格 4K 修复性超分。构图、人物身份与时代真实感保持完全一致。 仅修复采集/保存损伤：尘点、轻微划痕、压缩噪点、轻微褪色，不臆造新特征。 保留原有姿势、表情与背景布局；若为黑白/ sepia 则维持原色调，彩色则保持历史色彩关系。 只提升清晰度，不做现代美颜或风格化处理。 ``` --- ## 反向提示词（英文 · 推荐） ``` blurry, distorted, deformed, stylized, painting, illustration, cartoon, colorized incorrectly, modern beauty filter, plastic skin, airbrushed, oversharpened, halos, invented background, invented clothing, invented faces, wrong identity, age change, sepia shift, color bleeding, scratch hallucination, added elements, removed elements, extra details, hallucinated texture, jpeg artifacts, tiling seams, moire pattern, uncanny valley, cgi, 3d render, ai artifacts ``` ## 反向提示词（中文 · 备用） ``` 模糊, 变形, 风格化, 错误上色, 现代美颜, 磨皮, 过锐, 光晕, 臆造背景, 臆造服装, 臆造人脸, 身份变化, 偏色溢出, 划痕幻觉, 新增元素, 缺失元素, 额外细节, 拼接缝, 摩尔纹, 恐怖谷, AI伪影 ``` --- ## 参数建议（老照片） | 参数 | 建议值 | | ---- | ------ | | Denoising | `0.12 ~ 0.22`（损伤重时偏低） | | CFG | `3 ~ 4` | | 预处理 | 先去噪/去尘，再超分 | | 色调 | 勿强制「现代鲜艳色彩」 | ## 硬性约束 - 不得臆造原图不存在的背景、人物或服饰 - 不得将黑白/ sepia 擅自改为现代饱和彩色（除非用户明确要求上色） - 不得现代美颜、磨皮或改变人物身份 - 划痕修复限于**真实存在且可辨识**的损伤，禁止「补全幻想细节」

photorealistic 4K restoration upscale, strict reference fidelity, preserve exact composition identity and era-authentic appearance,
repair only acquisition damage: dust specks, minor scratches, compression noise, slight fade,
recover existing micro-details without inventing new features, unchanged pose expression and background layout,
maintain original sepia or monochrome tone unless source is color, accurate historical color science,
natural sharpness, no modern beauty retouching, no stylization, no relighting, no added or removed elements

基于参考老照片进行严格 4K 修复性超分。构图、人物身份与时代真实感保持完全一致。
仅修复采集/保存损伤：尘点、轻微划痕、压缩噪点、轻微褪色，不臆造新特征。
保留原有姿势、表情与背景布局；若为黑白/ sepia 则维持原色调，彩色则保持历史色彩关系。
只提升清晰度，不做现代美颜或风格化处理。

blurry, distorted, deformed, stylized, painting, illustration, cartoon, colorized incorrectly,
modern beauty filter, plastic skin, airbrushed, oversharpened, halos,
invented background, invented clothing, invented faces, wrong identity, age change,
sepia shift, color bleeding, scratch hallucination, added elements, removed elements,
extra details, hallucinated texture, jpeg artifacts, tiling seams, moire pattern,
uncanny valley, cgi, 3d render, ai artifacts

模糊, 变形, 风格化, 错误上色, 现代美颜, 磨皮, 过锐, 光晕,
臆造背景, 臆造服装, 臆造人脸, 身份变化, 偏色溢出, 划痕幻觉,
新增元素, 缺失元素, 额外细节, 拼接缝, 摩尔纹, 恐怖谷, AI伪影