图片风格转换与原创重构

{
  "workflow_id": "image_style_transfer_and_recreation",
  "input": {
    "img_url": {
      "field_name": "img_url",
      "default": "",
      "description": "参考图片URL或Base64编码字符串（同时支持URL和Base64格式）",
      "example": "https://showapi-pub-hangzhou.oss-cn-hangzhou.aliyuncs.com/huangye/img_7b0c65ae-c9db-4608-9b7d-9dfcbbb80a5d.jpg",
      "required": true,
      "type": "base64"
    },
    "watermark": {
      "field_name": "watermark",
      "default": "不需要",
      "description": "生成的图片是否需要水印，可选值：不需要、需要",
      "example": "不需要",
      "required": false,
      "type": "string"
    },
    "prompt": {
      "field_name": "prompt",
      "default": "",
      "description": "用户对图片的理解需求描述或生图创意补充描述",
      "type": "string",
      "required": false
    },
    "aspect_ratio": {
      "field_name": "aspect_ratio",
      "default": "1:1",
      "description": "生成图像的宽高比，可选值：1:1、3:4、4:3、16:9、9:16",
      "example": "1:1",
      "required": false,
      "type": "string"
    }
  },
  "steps": [
    {
      "point_code": "1",
      "id": "step_0_prompt_guardian",
      "backend_type": "sys_api",
      "api_code": "prompt_guardian",
      "status": "PENDING",
      "name": "合规校验优化",
      "action": "run",
      "params": []
    },
    {
      "point_code": "1",
      "id": "step_1_image_safety_check",
      "result": [],
      "backend_type": "sys_api",
      "api_code": "1201",
      "status": "PENDING",
      "name": "图片安全审核",
      "error_handling": {
        "on_failure": "abort",
        "max_retries": 1
      },
      "action": "run",
      "params": {
        "imgUrl": "{{@input.img_url}}"
      }
    },
    {
      "point_code": "1",
      "id": "step_2_image_to_prompt",
      "result": [],
      "backend_type": "prompt_api",
      "api_code": "image_to_prompt_extractor",
      "status": "PENDING",
      "name": "图片视觉深度解析",
      "action": "run",
      "params": {
        "img_list": [
          {
            "url": "{{@input.img_url}}"
          }
        ],
        "user_prompt": "{{@input.prompt}}"
      },
      "depends_on": [
        "step_1_image_safety_check"
      ]
    },
    {
      "point_code": "1",
      "id": "step_3_prompt_optimization",
      "result": [],
      "backend_type": "prompt_api",
      "api_code": "prompt_optimizer_for_generation",
      "status": "PENDING",
      "name": "提示词专业优化增强",
      "action": "run",
      "params": {
        "user_creative_prompt": "{{@input.prompt}}",
        "structured_description": "{{@step_2_image_to_prompt.result.data.result}}",
        "target_aspect_ratio": "{{@input.aspect_ratio}}",
        "style_tags": "{{@step_2_image_to_prompt.result.data.structured_analysis.keywords}}"
      },
      "depends_on": [
        "step_2_image_to_prompt"
      ]
    },
    {
      "point_code": "1",
      "id": "step_4_generate_image",
      "result": [],
      "backend_type": "sys_api",
      "api_code": "3373",
      "status": "PENDING",
      "name": "高清原创图片生成",
      "action": "run",
      "params": {
        "watermark": "{{@input.watermark}}",
        "prompt": "{{@step_3_prompt_optimization.result.data.result}}",
        "aspect_ratio": "{{@input.aspect_ratio}}"
      },
      "depends_on": [
        "step_3_prompt_optimization"
      ]
    },
    {
      "point_code": "",
      "id": "step_5_poll_image_status",
      "result": [],
      "backend_type": "sys_api",
      "api_code": "polling",
      "status": "PENDING",
      "name": "轮询图片生成状态",
      "action": "run",
      "params": {
        "result_url": "{{@step_4_generate_image.result.data.result_url}}"
      },
      "depends_on": [
        "step_4_generate_image"
      ],
      "polling": {
        "interval_seconds": 5,
        "timeout_seconds": 1200,
        "success_condition": "{{@step_5_poll_image_status.result.data.task_status}} === 'SUCCEEDED'"
      }
    },
    {
      "point_code": "1",
      "id": "step_6_quality_evaluation",
      "result": [],
      "backend_type": "prompt_api",
      "api_code": "result_quality_evaluator",
      "status": "PENDING",
      "name": "生成结果质量逻辑评估",
      "action": "run",
      "params": {
        "user_creative_prompt": "{{@input.prompt}}",
        "negative_prompt": "{{@step_3_prompt_optimization.result.data.content_variants.1.content}}",
        "positive_prompt": "{{@step_3_prompt_optimization.result.data.result}}",
        "result_image_url": "{{@step_5_poll_image_status.result.data.result_url}}",
        "aspect_ratio": "{{@input.aspect_ratio}}"
      },
      "depends_on": [
        "step_5_poll_image_status"
      ]
    }
  ],
  "output": {
    "visual_description": {
      "field_name": "visual_description",
      "description": "参考图片的深度结构化文字描述",
      "value": "{{@step_2_image_to_prompt.result.data.result}}",
      "type": "string"
    },
    "generated_image_url": {
      "field_name": "generated_image_url",
      "description": "最终生成的全新原创风格图片URL",
      "value": "{{@step_5_poll_image_status.result.data.result_url}}",
      "type": "string"
    },
    "optimized_positive_prompt": {
      "field_name": "optimized_positive_prompt",
      "description": "融合优化后的正向生图提示词",
      "value": "{{@step_3_prompt_optimization.result.data.result}}",
      "type": "string"
    },
    "quality_evaluation_report": {
      "field_name": "quality_evaluation_report",
      "description": "生成结果的质量逻辑评估综合结论",
      "value": "{{@step_6_quality_evaluation.result.data.result}}",
      "type": "string"
    }
  }
}