扩图

{
  "contentType": "application/json",
  "properties": {
    "callback_url": {
      "type": "string"
    },
    "down_expansion_ratio": {
      "description": "向下扩充范围；基于原图高度的倍数而计算\n取值范围：[0,2]，新图片整体面积不得超过原图片3倍\n如原图高20，当前参数值为0.2，则：\n原图底边距离新图底边为20 x 0.2 = 4，区域内均为扩图范围",
      "type": "number",
      "x-i18n": {
        "en-US": {
          "description": "Expand downward; multiplier of original height\nrange: [0,2], new image area must not exceed 3× original\ne.g. if original height is20, and this parameter is0.2, then:\ndistance from original bottom to new bottom =20 x 0.2 = 4, that region is the expansion area"
        }
      }
    },
    "external_task_id": {
      "type": "string"
    },
    "image": {
      "description": "参考图片\n支持传入图片Base64编码或图片URL（确保可访问）",
      "type": "string",
      "x-i18n": {
        "en-US": {
          "description": "Reference image\naccepts image Base64 or a reachable image URL"
        }
      }
    },
    "left_expansion_ratio": {
      "description": "向左扩充范围；基于原图宽度的倍数而计算\n取值范围：[0,2]，新图片整体面积不得超过原图片3倍\n如原图宽30，当前参数值为0.3，则：\n原图左边距离新图左边为30 x 0.3 = 9，区域内均为扩图范围",
      "type": "number",
      "x-i18n": {
        "en-US": {
          "description": "Expand left; multiplier of original width\nrange: [0,2], new image area must not exceed 3× original\ne.g. if original width is30, and this parameter is0.3, then:\ndistance from original left to new left =30 x 0.3 = 9, that region is the expansion area"
        }
      }
    },
    "n": {
      "description": "生成图片数量\n取值范围：[1,9]",
      "type": "integer",
      "x-i18n": {
        "en-US": {
          "description": "Number of images to generate\nrange: [1,9]"
        }
      }
    },
    "prompt": {
      "description": "正向文本提示词\n不能超过2500个字符",
      "type": "string",
      "x-i18n": {
        "en-US": {
          "description": "Positive text prompt\nmax 2500 characters"
        }
      }
    },
    "right_expansion_ratio": {
      "description": "向右扩充范围；基于原图宽度的倍数而计算\n取值范围：[0,2]，新图片整体面积不得超过原图片3倍\n如原图宽30，当前参数值为0.4，则：\n原图右边距离新图右边为30 x 0.4 = 12，区域内均为扩图范围",
      "type": "number",
      "x-i18n": {
        "en-US": {
          "description": "Expand right; multiplier of original width\nrange: [0,2], new image area must not exceed 3× original\ne.g. if original width is30, and this parameter is0.4, then:\ndistance from original right to new right =30 x 0.4 = 12, that region is the expansion area"
        }
      }
    },
    "up_expansion_ratio": {
      "description": "向上扩充范围；基于原图高度的倍数而计算\n取值范围：[0,2]，新图片整体面积不得超过原图片3倍\n如原图高20，当前参数值为0.1，则：\n原图顶边距离新图顶边为20 x 0.1 = 2，区域内均为扩图范围",
      "type": "number",
      "x-i18n": {
        "en-US": {
          "description": "Expand upward; multiplier of original height\nrange: [0,2], new image area must not exceed 3× original\ne.g. if original height is20, and this parameter is0.1, then:\ndistance from original top to new top =20 x 0.1 = 2, that region is the expansion area"
        }
      }
    }
  },
  "required": [
    "image",
    "up_expansion_ratio",
    "down_expansion_ratio",
    "left_expansion_ratio",
    "n",
    "right_expansion_ratio"
  ]
}

{
  "callback_url": "",
  "down_expansion_ratio": 0.1,
  "external_task_id": "",
  "image": "https://h2.inkwai.com/bs2/upload-ylab-stunt/se/ai_portal_queue_mmu_image_upscale_aiweb/3214b798-e1b4-4b00-b7af-72b5b0417420_raw_image_0.jpg",
  "left_expansion_ratio": 0.1,
  "n": 1,
  "prompt": "聚焦中心",
  "right_expansion_ratio": 0.1,
  "up_expansion_ratio": 0.1
}