主体
{"metadata": {"image_type": "photograph", "primary_purpose": "editorial"}, "composition": {"rule_applied": "三分法", "aspect_ratio": "4:5", "layout": "单主体", "focal_points": ["主体面部及深色太阳镜", "双排扣外套的结构领和翻领"], "visual_hierarchy": "视线从主体高对比度的面部和太阳镜出发,沿外套领口的V形线向下移动,最终漂移至琥珀色调的模糊建筑背景。", "balance": "非对称"}, "color_profile": {"dominant_colors": [{"color": "深黑", "hex": "#0D0D0D", "percentage": "50%", "role": "主体"}, {"color": "金米色", "hex": "#D4B8…"}