<!DOCTYPE html>
<html lang="zh">
<head>
    <meta charset="UTF-8">
    <title>upload index</title>
</head>
<body>
<h2>原始OCR：</h2>
<form action="/com/" method="POST" enctype="multipart/form-data">
    <input type="file" name="picture">
    <input type="text" name="type" value="raw" hidden>
    <input type="submit" value="上传并识别">
</form>
<h2>过滤结果：</h2>
<form action="/com/" method="POST" enctype="multipart/form-data">
    <input type="file" name="picture">
    <input type="text" name="type" value="filter" hidden>
    <input type="submit" value="上传并识别">
</form>
<h2>在线演示：</h2>
<form action="/com/" method="POST" enctype="multipart/form-data">
    <input type="file" name="picture">
    <input type="text" name="type" value="html" hidden>
    <input type="submit" value="上传并识别">
</form>
</body>
</html>