情侣照片转水彩插画

```json { "generation_request": { "meta_data": { "task_type": "photo_to_watercolor_illustration_couple", "language": "zh-Hans", "priority": "highest", "version": "v1.0_WATERCOLOR_HEART_COUPLE_HUG" }, "input": { "mode": "image_to_image", "reference_image_usage": "very_high", "preserve_identity": true, "preserve_facial_features": true, "notes": "将上传的情侣照片转换为迷人的水彩插画。保留相同的情侣身份、姿势关系和整体姿态。转换为手绘水彩画，具有可见的纸张纹理和柔和的颜料晕染效果。" }, "output": { "aspect_ratio": "4:5", "resolution": "ultra_high", "num_images": 1, "sharpness": "illustration_crisp", "grain": "paper_texture_subtle" }, "style": { "medium": "watercolor", "linework": "soft_ink_outline_minimal", "palette": "warm_pastel_with_rose_red_accents", "texture": "cold_press_paper", "finish": "clean_white_margins" }, "scene": { "background": "情侣身后有一个大的柔和水彩心形，粉色到玫瑰色的晕染，边缘略微不均匀，有细微的颜料飞溅", "environment": "白色背景，无详细场景，以插画为重点" }, "subject": { "people_count": 2, "pose": "浪漫拥抱，男士亲吻女士的脸颊/太阳穴，女士微笑，双眼轻闭，一条腿俏皮地微微抬起", "identity_rules": "在转换为插画的同时，尽可能匹配上传情侣的面部和发型", "wardrobe_translation": "将原始服装转换为插画风格；保留可识别的关键颜色和图案", "props": { "bouquet": "\"bouquet: \"red 在男士手中，用松散的水彩花瓣绘制" }, "details": { "skin_render": "柔和的水彩肤色，脸颊有淡淡的腮红", "hair_render": "水彩头发，墨水细节极少", "hands": "清晰的解剖结构，自然的指节比例，无多余手指" } }, "composition": { "framing": "全身或 3/4 身体居中", "spacing": "周围留有充足的空白空间，插画漂浮在页面上", "focus": "情侣面部 + 花束，心形背景为次要焦点" }, "lighting": { "type": "illustrated_soft_light", "contrast": "low", "shadows": "极少的水彩阴影" }, "negative_prompt": [ "写实", "3D 渲染", "动漫", "厚涂油画", "到处都是硬朗的轮廓", "杂乱的背景场景", "文字、水印、标志、签名", "模糊的面部", "多余的手指、变形的手、糟糕的解剖结构", "重复的人物", "过饱和的霓虹色" ], "quality_rules": { "must": [ "保留情侣身份" ] } } } ```