add backend(model)
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38
lib/backend_model/index.js
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38
lib/backend_model/index.js
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const express = require('express');
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const multer = require('multer');
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const bodyParser = require('body-parser');
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// 创建 express 应用
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const app = express();
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// 不需要保存文件,只使用内存存储
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const storage = multer.memoryStorage();
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const upload = multer({ storage: storage }); // 使用内存存储,不会保存文件到硬盘
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// 解析 JSON 请求体
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app.use(bodyParser.json());
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// 创建一个 POST 接口来接收上传的图片
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app.post('/api/upload', upload.single('image'), (req, res) => {
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// 这里返回固定的物体检测结果,不需要保存文件
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const fixedResponse = {
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// success: true,
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// message: '物体检测成功',
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// result: {
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objects: [
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{ name: 'Person', confidence: 0.98 },
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{ name: 'Car', confidence: 0.92 },
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{ name: 'Dog', confidence: 0.85 },
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]
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// }
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};
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// 返回固定的分析结果
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res.status(200).send(fixedResponse);
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});
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// 启动服务器
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const PORT = 3000;
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app.listen(PORT, () => {
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console.log(`服务器已启动,监听端口 ${PORT}`);
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});
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