写实电影感冬季家庭肖像，身份锁定

{ "generation_request": { "meta_data": { "tool": "NanoBanana Pro", "task_type": "photoreal_cinematic_family_winter_portrait_identity_lock", "version": "v1.0_SNOWY_FOREST_BABY_CENTER_HUG_KISS", "priority": "highest" }, "references": { "female_reference_image": { "slot": 1, "purpose": "FEMALE_IDENTITY_LOCK", "strict_identity_lock": true, "face_similarity_priority": "MAX", "no_beautify": true, "preserve_age_gender": true }, "male_reference_image": { "slot": 2, "purpose": "MALE_IDENTITY_LOCK", "strict_identity_lock": true, "face_similarity_priority": "MAX", "no_beautify": true, "preserve_age_gender": true }, "composition_reference_image": { "source": "UPLOAD_REFERENCE_IMAGE (REQUIRED_FOR_COMPOSITION_LOCK)", "purpose": "EXACT_COMPOSITION_POSE_LIGHTING_LOCK", "strict_lock": true, "no_layout_drift": true, "preserve_framing": true, "preserve_pose_logic": true } }, "output_settings": { "aspect_ratio": "4:5", "orientation": "portrait", "resolution": "ultra_high_res", "render_style": "ultra_photoreal_cinematic_lifestyle", "sharpness": "crisp_faces_natural_texture", "film_grain": "subtle_analog", "color_grade": "cool_winter_neutral" }, "hard_constraints": [ "Exactly 3 people only: one adult female + one adult male + one baby (infant).", "Female and male faces must match uploaded references with maximum similarity (no identity drift).", "Baby is centered in the frame, facing camera, fully visible face (no occlusion).", "Pose matches the reference: parents hugging the baby; mother kissing baby's cheek; father behind/above holding both.", "Photorealistic anatomy and hands; realistic winter clothing textures.", "No text, no logos, no watermark." ], "camera": { "style": "cinematic winter lifestyle photo", "lens": "35mm", "aperture": "f/2.8", "focus": "sharp on baby and parents faces", "shutter_speed": "1/400", "iso": 320, "white_balance": "cool daylight" }, "lighting": { "type": "soft overcast daylight", "contrast": "low_to_medium", "highlights": "gentle on snow", "shadows": "soft" }, "prompt": { "scene_summary": "Recreate the reference image exactly: a cozy winter family portrait on a snowy forest road. The couple stands tightly hugging an infant at the center. The baby faces the camera with a calm, curious expression. The mother (front right) kisses the baby's cheek while wrapping her arms around the baby. The father (behind) embraces both, his arms around them, creating a layered hug.\n\nWardrobe & styling (match reference vibe):\n- Baby: light beige/cream puffer onesie or snowsuit, white knit beanie, soft mittens.\n- Mother: dark winter puffer jacket, black earmuffs, winter-ready styling.\n- Father: winter hat (black beanie) and a thick plaid or textured winter jacket in grey tones.\n\nEnvironment:\n- Snowy road/path through tall pine trees heavily dusted with snow.\n- Subtle cabin/wood structure hints in the background, softly out of focus.\n- Peaceful, intimate, candid holiday vibe.\n\nRealism requirements:\n- Natural skin texture, realistic breath/cold atmosphere (very subtle), crisp snow texture and tree detail.\n- Hands and fingers correct and natural around the baby.\n- Baby's face must be sharp and unobstructed." }, "negative_prompt": [ "extra people", "extra baby", "wrong number of subjects", "identity drift", "face morph", "beautify filter", "plastic skin", "cartoon", "anime", "cgi", "deformed hands", "extra fingers", "baby face obscured", "blurred faces", "text", "logo", "watermark" ] } }