一致角色街头摄影提示

一个为 Gemini Nano Banana Pro 设计的高度结构化图像生成提示，旨在以充满活力的都市街头摄影风格持续生成角色（“Alev”），并指定了技术限制，例如面部保留、电影级渲染，以及包括黄金时段光线和模糊黄色出租车等背景元素的详细场景上下文。

提示词

```json { "generation_request": { "meta_data": { "task_type": "text_to_image_consistent_character", "project_name": "Project_Alev", "priority": "high", "version": "v1.1_street" }, "technical_constraints": { "face_preservation": { "enabled": true, "reference_mode": "strict", "parameters": { "character_anchor": "alev_master_face", "preserve_original_features": true, "preservation_strength": 0.95, "match_criteria": [ "eye_shape_and_color", "freckle_pattern", "nose_structure", "face_shape" ] } }, "output_settings": { "aspect_ratio": "9:16", "orientation": "portrait", "resolution_target": "ultra_high_res", "render_engine_style": "photorealistic_cinematic" } }, "creative_prompt": { "subject_profile": { "identity": { "name": "Alev", "archetype": "cute_energetic_creative" }, "demographics": { "gender": "female", "age_group": "early_20s", "body_type": "petite_slender" }, "appearance": { "hair": { "color": "vibrant copper orange", "style": "loose waves blowing in the wind", "texture": "wavy, thick" }, "face_features": { "eyes": "large emerald green", "skin": "fair with light dusting of freckles on nose", "nose": "small button nose", "face_shape": "heart-shaped, youthful" }, "expression": { "type": "confident and playful", "gaze": "looking directly at camera with a smirk", "micro_expression": "one eyebrow slightly raised" } }, "styling": { "top": "vintage denim jacket over a yellow graphic tee", "accessories": [ "large headphones around neck", "leather crossbody bag strap visible" ], "makeup": "natural look with slightly winged eyeliner" } }, "scene_context": { "location": "busy colorful city street", "furniture": "none", "atmosphere": { "vibe": "energetic, urban, vibrant", "elements": [ "blurred yellow taxi in background", "neon sign reflection", "movement of the crowd" ] }, "lighting_setup": { "primary": "golden hour sunlight hitting the face", "secondary": "blue ambient skylight shadows", "specifics": "high contrast lighting making the copper hair glow like fire" } }, "photography_style": { "camera_angle": "low angle, dynamic shot", "framing": "waist_up", "lens_character": "35mm street photography lens", "depth_of_field": "medium (f/2.8)" } } } } ```

生成相似图片

提示词

```json
{
  "generation_request": {
    "meta_data": {
      "task_type": "text_to_image_consistent_character",
      "project_name": "Project_Alev",
      "priority": "high",
      "version": "v1.1_street"
    },
    "technical_constraints": {
      "face_preservation": {
        "enabled": true,
        "reference_mode": "strict",
        "parameters": {
          "character_anchor": "alev_master_face",
          "preserve_original_features": true,
          "preservation_strength": 0.95,
          "match_criteria": [
            "eye_shape_and_color",
            "freckle_pattern",
            "nose_structure",
            "face_shape"
          ]
        }
      },
      "output_settings": {
        "aspect_ratio": "9:16",
        "orientation": "portrait",
        "resolution_target": "ultra_high_res",
        "render_engine_style": "photorealistic_cinematic"
      }
    },
    "creative_prompt": {
      "subject_profile": {
        "identity": {
          "name": "Alev",
          "archetype": "cute_energetic_creative"
        },
        "demographics": {
          "gender": "female",
          "age_group": "early_20s",
          "body_type": "petite_slender"
        },
        "appearance": {
          "hair": {
            "color": "vibrant copper orange",
            "style": "loose waves blowing in the wind",
            "texture": "wavy, thick"
          },
          "face_features": {
            "eyes": "large emerald green",
            "skin": "fair with light dusting of freckles on nose",
            "nose": "small button nose",
            "face_shape": "heart-shaped, youthful"
          },
          "expression": {
            "type": "confident and playful",
            "gaze": "looking directly at camera with a smirk",
            "micro_expression": "one eyebrow slightly raised"
          }
        },
        "styling": {
          "top": "vintage denim jacket over a yellow graphic tee",
          "accessories": [
            "large headphones around neck",
            "leather crossbody bag strap visible"
          ],
          "makeup": "natural look with slightly winged eyeliner"
        }
      },
      "scene_context": {
        "location": "busy colorful city street",
        "furniture": "none",
        "atmosphere": {
          "vibe": "energetic, urban, vibrant",
          "elements": [
            "blurred yellow taxi in background",
            "neon sign reflection",
            "movement of the crowd"
          ]
        },
        "lighting_setup": {
          "primary": "golden hour sunlight hitting the face",
          "secondary": "blue ambient skylight shadows",
          "specifics": "high contrast lighting making the copper hair glow like fire"
        }
      },
      "photography_style": {
        "camera_angle": "low angle, dynamic shot",
        "framing": "waist_up",
        "lens_character": "35mm street photography lens",
        "depth_of_field": "medium (f/2.8)"
      }
    }
  }
}
```