nanobanana pro 提升图片和人物清晰度

{ “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”