flask上传图片和音频

 

 

 

 

运行

python main.py

　　

 访问 

http://127.0.0.1:8987/upimg

　　

 

纯图片 

main.py

# coding:utf-8
 
from flask import Flask, render_template, request, redirect, url_for, make_response,jsonify
from werkzeug.utils import secure_filename
import os
import cv2
import time
 
from datetime import timedelta
 
#设置允许的文件格式
ALLOWED_EXTENSIONS = set(['png', 'jpg', 'JPG', 'PNG', 'bmp'])
 
def allowed_file(filename):
    return '.' in filename and filename.rsplit('.', 1)[1] in ALLOWED_EXTENSIONS
 
app = Flask(__name__)
# 设置静态文件缓存过期时间
app.send_file_max_age_default = timedelta(seconds=1)
 
 
# @app.route('/upload', methods=['POST', 'GET'])
@app.route('/upimg', methods=['POST', 'GET'])  # 添加路由
def upload():
    #第一次访问直接返回upload.html
    if request.method == 'POST':# 上传图片返回upload_ok.html
        f = request.files['file']
 
        if not (f and allowed_file(f.filename)):
            return jsonify({"error": 1001, "msg": "请检查上传的图片类型，仅限于png、PNG、jpg、JPG、bmp"})
 
        user_input = request.form.get("name")
 
        basepath = os.path.dirname(__file__)  # 当前文件所在路径
 
        upload_path = os.path.join(basepath, 'static/images', secure_filename(f.filename))  # 注意：没有的文件夹一定要先创建，不然会提示没有该路径
        # upload_path = os.path.join(basepath, 'static/images','test.jpg')  #注意：没有的文件夹一定要先创建，不然会提示没有该路径
        f.save(upload_path)
 
        # 使用Opencv转换一下图片格式和名称
        img = cv2.imread(upload_path)
        cv2.imwrite(os.path.join(basepath, 'static/images', 'test.jpg'), img)

        return render_template('upload_ok.html',userinput=user_input,val1=time.time())
 

        # image_data = open(upload_path, "rb").read()
        # response = make_response(image_data)
        # response.headers['Content-Type'] = 'image/png'
        # return response



    return render_template('upload.html')
 
 
if __name__ == '__main__':
    # app.debug = True
    app.run(host='0.0.0.0', port=8987, debug=True)

　　

图片 和mp3

# coding:utf-8
 
from flask import Flask, render_template, request, redirect, url_for, make_response,jsonify
from werkzeug.utils import secure_filename
import os
import cv2
import time
 
from datetime import timedelta
 
#设置允许的文件格式
ALLOWED_EXTENSIONS = set(['png', 'jpg', 'JPG', 'PNG', 'bmp','mp3','wav'])

TYPE_IMG = set(['png', 'jpg', 'JPG', 'PNG', 'bmp'])
TYPE_VIDEO = set(['mp3','wav'])

def allowed_file(filename):


    return '.' in filename and filename.rsplit('.', 1)[1] in ALLOWED_EXTENSIONS
 
app = Flask(__name__)
# 设置静态文件缓存过期时间
app.send_file_max_age_default = timedelta(seconds=1)
 
 
# @app.route('/upload', methods=['POST', 'GET'])
@app.route('/upimg', methods=['POST', 'GET'])  # 添加路由
def upload():
    #第一次访问直接返回upload.html
    if request.method == 'POST':# 上传图片返回upload_ok.html
        f = request.files['file']

        filename = f.filename

        filetype = filename.rsplit('.', 1)[1] 
        print("文件名",filename,'文件格式',filetype)
 
        if not (f and allowed_file(filename)):
            return jsonify({"error": 1001, "msg": "请检查上传的文件类型，仅限于png、PNG、jpg、JPG、bmp、mp3"})
 
        user_input = request.form.get("name")
        print("")
 

        basepath = os.path.dirname(__file__)  # 当前文件所在路径
 

        
        if filetype in TYPE_IMG:

            upload_path = os.path.join(basepath, 'static/images', secure_filename(f.filename))  # 注意：没有的文件夹一定要先创建，不然会提示没有该路径
        
            uploaddir_path = os.path.join(basepath, 'static/images','')
            if not os.path.exists(uploaddir_path):
                print("不存在创建根目录")
                os.makedirs(uploaddir_path)
            # upload_path = os.path.join(basepath, 'static/images','test.jpg')  #注意：没有的文件夹一定要先创建，不然会提示没有该路径
            f.save(upload_path) # upload_path 保存原名
            # 使用Opencv转换一下图片格式和名称
            #img = cv2.imread(upload_path)
            #cv2.imwrite(os.path.join(basepath, 'static/images', 'test.jpg'), img)
            '''
            userinput - 网页输入的文本
            val1 - 时间戳判定是否超时
            filename - 文件名字
            '''
            return render_template('upload_ok.html',userinput=user_input,val1=time.time(),file_name=filename)

            #return jsonify({"errno": 0, "msg": "上传成功"})
    

            # image_data = open(upload_path, "rb").read()
            # response = make_response(image_data)
            # response.headers['Content-Type'] = 'image/png'
            # return response
        elif filetype in TYPE_VIDEO:
            uploaddir_path = os.path.join(basepath, 'static/mp3','')
            if not os.path.exists(uploaddir_path):
                print("不存在创建根目录")
                os.makedirs(uploaddir_path)

            upload_path = os.path.join(basepath, 'static/mp3', filename)  # 注意：没有的文件夹一定要先创建，不然会提示没有该路径
        

            # upload_path = os.path.join(basepath, 'static/images','test.jpg')  #注意：没有的文件夹一定要先创建，不然会提示没有该路径
            print("上传音频位置",upload_path)
            f.save(upload_path) # upload_path 保存原名
            
            
            return "上传音频成功:"+filename
        


    return render_template('upload.html')
    #return jsonify({"errno": 1, "msg": "file suffix not allowed "})   
 
 
if __name__ == '__main__':
    # app.debug = True
    app.run(host='0.0.0.0', port=8888, debug=True)

　　

 

 

 templates

upload.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>上传文件系统</title>
</head>
<body>
    <h1>上传文件</h1>
    <form action="" enctype='multipart/form-data' method='POST'>
        <input type="file" name="file" style="margin-top:20px;"/>
        <br>
        <i>请输入：</i>
        <input type="text" class="txt_input" name="name"  value="" style="margin-top:10px;"/>
        <input type="submit" value="上传" class="button-new" style="margin-top:15px;"/>
    </form>
</body>
</html>

　　

　　upload_ok.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>上传文件系统</title>
</head>
<body>


    <h1>上传文件</h1>
    <form action="" enctype='multipart/form-data' method='POST'>
        <input type="file" name="file" style="margin-top:20px;"/>
        <br>
        <i>请输入：</i>
        <input type="text" class="txt_input" name="name"  value="" style="margin-top:10px;"/>
        <input type="submit" value="上传" class="button-new" style="margin-top:15px;"/>
    </form>


    <h1>图片上传成功{{userinput}}！</h1>
    <img src="{{ url_for('static', filename= './images/'+file_name,_t=val1) }}" width="640" height="480" alt="你的图片被外星人劫持了～～"/>


</body>
</html>

　　

　　

static/images

 第一个是上传的原图

test是用于返回网页使用的照片