照片", "orientation": "纵向", "asp

{ "image_type": "照片", "orientation": "纵向", "aspect_ratio": "2:3", "composition": { "framing": "主体居中并具有强烈的纵向对称性", "rule_of_thirds": "三分法规则：主体垂直居中，气球位于右上三分之一处", "depth": "中等景深，背景柔和虚化", "leading_elements": "长椅木条和路灯形成垂直与水平的结构线", "negative_space": "天空占据画面上半部的开阔空间"