---
title: 新媒体电商品牌宣传海报|万维易源ShowAPI
canonical_url: "https://www.showapi.com/ai/skills/commercial-poster-generation"
last_updated: "2026-09-21T17:05:00.793Z"
meta:
  description: "标准化商业海报生成工作流，依托用户上传基底参考图与设计需求，经过意图校验、提示词优化、高清生图与视觉质检，输出符合电商、品牌宣传、新媒体投放标准的高清商用海报，支持单图/双格/四宫格排版 免费在线使用，也支持 API / Agent 接入。"
  keywords: "新媒体电商品牌宣传海报, AI Skill, 万维易源, showapi, 大模型, ai技能, AI工具, 异步任务, Agent技能包, api接口, 在线使用, api接口, api接口大全, 免费api, 免费数据接口, 数据接口, api开放平台, 万维易源, showapi, 大模型, AI Skills"
  "og:description": "标准化商业海报生成工作流，依托用户上传基底参考图与设计需求，经过意图校验、提示词优化、高清生图与视觉质检，输出符合电商、品牌宣传、新媒体投放标准的高清商用海报，支持单图/双格/四宫格排版 免费在线使用，也支持 API / Agent 接入。"
  "og:title": "新媒体电商品牌宣传海报 AI Skill|万维易源ShowAPI"
---

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# **新媒体电商品牌宣传海报**

标准化商业海报生成工作流，依托用户上传基底参考图与设计需求，经过意图校验、提示词优化、高清生图与视觉质检，输出符合电商、品牌宣传、新媒体投放标准的高清商用海报，支持单图/双格/四宫格排版

M**Marwen** 2026-06-22 13:12 · 5 个步骤

约 ¥0.22/次调用，实际计费按输出内容消耗token多少有所浮动

ID`6a38b13e3c51f2dc1a02136c`

### **能力组成**

**立即试一试** 在线体验此 Skill，输入参数即可看到实时效果

### **输出案例**

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### **内部编排**

共 5 步 · AI 自动编排的执行流程与原始定义 收起

1意图校验与参数解析

2提示词专业优化

3启动高清海报生成

4轮询海报生成状态

5商业级视觉质检诊断

**完整定义 (JSON)**182 行

```
{
  "workflow_id": "commercial_poster_generation",
  "input": {
    "grid_num": {
      "field_name": "grid_num",
      "default": 1,
      "description": "画面宫格排版枚举，仅支持固定值：1=单幅，2=双格2宫格，4=四格2×2四宫格；非法值自动降级为1",
      "example": "1",
      "type": "integer",
      "required": true
    },
    "prompt": {
      "field_name": "prompt",
      "default": "",
      "description": "海报用途、视觉风格、投放场景、主辅配色、版式布局、整体氛围、材质肌理、光影质感、文字排版要求等完整设计需求",
      "example": "新品宣传海报，ins极简奶油风，低饱和暖米色配色，柔和漫射柔光，充足留白，适配小红书竖版投放",
      "type": "string",
      "required": true
    },
    "reference_image": {
      "field_name": "reference_image",
      "default": "",
      "description": "海报核心基底参考图URL，支持人像、实物产品、风景、品牌LOGO",
      "example": "https://oss.showapi.com/doc/4888/2/8d6cc45a3227_1779938008066.jpg?x-oss-process=image/resize,p_100",
      "type": "base64",
      "required": true
    },
    "aspect_ratio": {
      "field_name": "aspect_ratio",
      "default": "3:4",
      "description": "成品图像宽高比例，可选枚举：1:1、3:4、4:3、16:9、9:16；未传入默认使用3:4",
      "example": "1:1",
      "type": "string",
      "required": false
    }
  },
  "steps": [
    {
      "id": "step_1_intent_validator",
      "point_code": "",
      "result": [],
      "backend_type": "prompt_api",
      "api_code": "poster_intent_validator",
      "status": "PENDING",
      "name": "意图校验与参数解析",
      "action": "run",
      "params": {
        "grid_num": "{{@input.grid_num}}",
        "prompt": "{{@input.prompt}}",
        "reference_image": "{{@input.reference_image}}",
        "aspect_ratio": "{{@input.aspect_ratio}}"
      }
    },
    {
      "id": "step_2_prompt_optimizer",
      "point_code": "",
      "result": [],
      "backend_type": "prompt_api",
      "api_code": "poster_prompt_optimizer",
      "status": "PENDING",
      "name": "提示词专业优化",
      "action": "run",
      "params": {
        "design_constraints": "{{@step_1_intent_validator.result.data.design_constraints}}",
        "validated_params": "{{@step_1_intent_validator.result.data.validated_params}}",
        "structured_intent": "{{@step_1_intent_validator.result.data.structured_intent}}"
      },
      "depends_on": [
        "step_1_intent_validator"
      ]
    },
    {
      "id": "step_3_generate_image",
      "point_code": "1",
      "result": [],
      "backend_type": "sys_api",
      "api_code": "3373",
      "status": "PENDING",
      "name": "启动高清海报生成",
      "action": "run",
      "params": {
        "referImages": [
          "{{@input.reference_image}}"
        ],
        "negative_prompt": "{{@step_2_prompt_optimizer.result.data.negative_prompt}}",
        "prompt": "{{@step_2_prompt_optimizer.result.data.optimized_prompt}}",
        "aspect_ratio": "{{@step_1_intent_validator.result.data.validated_params.aspect_ratio_applied}}"
      },
      "depends_on": [
        "step_2_prompt_optimizer"
      ]
    },
    {
      "id": "step_4_polling_image",
      "point_code": "",
      "result": [],
      "backend_type": "sys_api",
      "api_code": "polling",
      "status": "PENDING",
      "name": "轮询海报生成状态",
      "action": "run",
      "params": {
        "result_url": "{{@step_3_generate_image.result.data.result_url}}"
      },
      "depends_on": [
        "step_3_generate_image"
      ],
      "polling": {
        "interval_seconds": 5,
        "timeout_seconds": 120,
        "success_condition": "{{@step_4_polling_image.result.data.task_status}} === 'SUCCEEDED'"
      }
    },
    {
      "id": "step_5_quality_inspector",
      "point_code": "",
      "result": [],
      "backend_type": "prompt_api",
      "api_code": "commercial_quality_inspector",
      "status": "PENDING",
      "name": "商业级视觉质检诊断",
      "action": "run",
      "params": {
        "design_constraints": "{{@step_1_intent_validator.result.data.design_constraints}}",
        "img_list": [
          {
            "url": "{{@step_4_polling_image.result.data.result_url}}"
          }
        ],
        "validated_params": "{{@step_1_intent_validator.result.data.validated_params}}",
        "user_prompt": "对图中商用海报进行严格视觉质检：1.检查主体是否完整保留（无裁切/替换/扭曲/缺失）；2.检查文字是否规整清晰（中文无畸形/颠倒/错乱，图文层级分明）；3.检查画面纯净度（无畸变/模糊/噪点/水印/杂物/穿帮）；4.检查排版合规性（是否为指定宫格排版，无缝拼接无白色分割线）；5.检查画质是否满足8K超高清标准（色调/光影/画风统一，细节锐利）；逐一对照硬性规则给出合规性评分与缺陷清单"
      },
      "depends_on": [
        "step_4_polling_image"
      ]
    }
  ],
  "output": {
    "defect_list": {
      "field_name": "defect_list",
      "description": "质检发现的缺陷清单（按严重程度排序）",
      "value": "{{@step_5_quality_inspector.result.data.defect_list}}",
      "type": "array"
    },
    "poster_url": {
      "field_name": "poster_url",
      "description": "最终生成的商用海报图片URL",
      "value": "{{@step_4_polling_image.result.data.result_url}}",
      "type": "string"
    },
    "optimized_prompt": {
      "field_name": "optimized_prompt",
      "description": "专业优化后的正向生图提示词",
      "value": "{{@step_2_prompt_optimizer.result.data.optimized_prompt}}",
      "type": "string"
    },
    "negative_prompt": {
      "field_name": "negative_prompt",
      "description": "专业反向提示词（排除裁切/畸形/水印/模糊等）",
      "value": "{{@step_2_prompt_optimizer.result.data.negative_prompt}}",
      "type": "string"
    },
    "validated_params": {
      "field_name": "validated_params",
      "description": "校验后参数集合（含宫格降级记录、实际应用比例）",
      "value": "{{@step_1_intent_validator.result.data.validated_params}}",
      "type": "object"
    },
    "structured_intent": {
      "field_name": "structured_intent",
      "description": "深度解析的设计意图结构（核心目标、视觉风格、配色、排版、光影等）",
      "value": "{{@step_1_intent_validator.result.data.structured_intent}}",
      "type": "object"
    },
    "quality_report": {
      "field_name": "quality_report",
      "description": "商业级视觉质检报告（综合评分、合规状态、各维度评分）",
      "value": "{{@step_5_quality_inspector.result.data.quality_report}}",
      "type": "object"
    }
  }
}
```

介绍

在线运行

Skill与API