老照片修复业务

修复老照片依然是个有信息差的生意
现在 Nanobanana Pro 个人认为效果最好
上提示词：
{
 "task": "portrait_restoration",
 "language": "zh-CN",
 "prompt": {
 "subject": {
 "type": "human_portrait",
 "identity_fidelity": "match_uploaded_face_100_percent",
 "no_facial_modification": true,
 "expression": "natural",
 "eye_detail": "sharp_clear",
 "skin_texture": "ultra_realistic",
 "hair_detail": "natural_individual_strands",
 "fabric_detail": "rich_high_frequency_detail"
 },
 "lighting": {
 "exposure": "bright_clear",
 "style": "soft_studio_light",
 "brightness_balance": "even",
 "specular_highlights": "natural_on_face_and_eyes",
 "shadow_transition": "smooth_gradual"
 },
 "image_quality": {
 "resolution": "8k",
 "clarity": "high",
 "noise": "clean_low",
 "artifacts": "none",
 "over_smoothing": "none"
 },
 "optics": {
 "camera_style": "full_frame_dslr",
 "lens": "85mm",
 "aperture": "f/1.8",
 "depth_of_field": "soft_shallow",
 "bokeh": "smooth_natural"
 },
 "background": {
 "style": "clean_elegant",
 "distraction_free": true,
 "tone": "neutral"
 },
 "color_grading": {
 "style": "cinematic",
 "saturation": "rich_but_natural",
 "white_balance": "accurate",
 "skin_tone": "natural_true_to_subject"
 },
 "style_constraints": {
 "no_cartoon": true,
 "no_beauty_filter": true,
 "no_plastic_skin": true,
 "no_face_reshaping": true,
 "no_ai_face_swap": true
 }
 },
 "negative_prompt": [
 "cartoon",
 "anime",
 "cgi",
 "painterly",
 "plastic skin",
 "over-smoothing",
 "over-sharpening halos",
 "heavy skin retouching",
 "face reshaping",
 "identity drift",
 "face swap",
 "beauty filter",
 "uncanny",
 "washed out",
 "color cast",
 "blown highlights",
 "crushed shadows",
 "banding",
 "jpeg artifacts",
 "extra fingers",
 "deformed eyes",
 "asymmetrical face",
 "warped features"
 ],
 "parameters": {
 "fidelity_priority": "identity",
 "detail_priority": "eyes_skin_hair_fabric",
 "realism_strength": 0.95,
 "sharpening": "micro_contrast_only",
 "skin_retention": "keep_pores_and_microtexture",
 "recommended_denoise": "low_to_medium"
 }
}