【Flask】数字水印Web

来源：互联网发布：himall2.6 源码编辑：程序博客网时间：2024/06/10 12:22

写这个的目的是稍微熟悉一下数据在前端和后端是怎么传输的orz

Code

addWaterMarking和testWaterMarking应该是在前一篇
http://blog.csdn.net/birdy_/article/details/78822350

#coding:utf-8import sysreload(sys)sys.setdefaultencoding("utf-8")import osfrom flask import Flask,url_for,render_template,request,url_for,redirect,send_from_directoryfrom addMark import addWaterMarkingfrom testMark import testWaterMarkingfrom werkzeug import secure_filenameimport sysreload(sys)sys.setdefaultencoding('utf-8')UPLOAD_FOLDER='home'ALLOWED_EXTENSIONS=set(['png','jpg','jpeg','gif'])app=Flask(__name__)global strMarkstrMark = ' 'app.config['UPLOAD_FOLDER']=UPLOAD_FOLDERdef allowed_file(filename):    return '.' in filename and filename.rsplit('.',1)[1] in ALLOWED_EXTENSIONS@app.route('/',methods=['GET','POST'])def upload_file():    if request.method=='POST':        file1=request.files['file']        file2=request.files['file_mask']        if file1 and allowed_file(file1.filename) and file2 and allowed_file(file2.filename):            addWaterMarking(file1,file2)            return redirect(url_for('upload_file'))    return '''    <!DOCTYPE html>    <title>upload new file</title>    <h1>Add Digital Watermarking</h1>    <h2>Choose picture</h2>    <form action="/" method="POST" enctype="multipart/form-data">    <input type="file" name="file" />    <h2>Choose Watermarking</h2>    <form action="/" method="POST" enctype="multipart/form-data">    <input type="file" name="file_mask" />    <p>    <input type="submit" value="handle" />    </p>    <a href="test">Test Watermarking</a>    <p>    <script type="text/javascript">      document.write("<img src='../static/output.png?v="+new Date().getTime()+"'>");       </script>      </p>    </form>    '''@app.route('/test',methods=['GET','POST'])def test_file():    global strMark    if request.method=='POST':        file1=request.files['file']        file2=request.files['file_mask']        if file1 and allowed_file(file1.filename) and file2 and allowed_file(file2.filename):            boolMark = testWaterMarking(file1,file2)            if boolMark == False:                strMark = 'False'            else:                strMark = 'True'            return redirect(url_for('test_file'))    return '''    <!DOCTYPE html>    <title>upload new file</title>    <h1>Test Digital Watermarking</h1>    <h2>Choose picture</h2>    <form action="/test" method="POST" enctype="multipart/form-data">    <input type="file" name="file" />    <h2>Choose Watermarking</h2>    <form action="/test" method="POST" enctype="multipart/form-data">    <input type="file" name="file_mask" />    <p>    <input type="submit" value="handle" target="/test" />    </p>    <a href="/">Add Watermarking</a>    <p>    ''' + strMark+  '''    </p>    </form>    '''@app.route('/uploads/<filename>')def uploaded_file(filename):    return send_from_directory(app.config['UPLOAD_FOLDER'],filename)if __name__ == '__main__':    strMark = ''    app.run()

Result

最后结果图（看看这朴实无华的界面）

加入水印的界面

没有图片描述！

检测水印的界面

这里写图片描述

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