调用百度api写的菜品识别

piaodoo 编程教程 2020-02-22 22:08:10 1014 0 python教程

本文来源吾爱破解论坛

本帖最后由我叫周奔跑于 2019-9-29 20:13 编辑

大噶好，我系python新手村选手。
这两天工作很闲，趁闲暇学下python，python调用百度的图像技术做菜品识别。
GUI是用QTdesigner写的，稍微有点冗长，我也是为了练习下使用方法。【logo如果不喜欢可以删了，毕竟我知道太难看了】
很初级的选手，请各位大佬不吝赐教，接受各种建议和意见。
一起学习的也可以联系我，有时候为了一个小问题，绞一下午的脑汁也搞不定，然后论坛上一问，发现全是低级问题。

1，QTdesigner生成的form代码：
[Python] 纯文本查看 复制代码

# -*- coding: utf-8 -*-
# Form implementation generated from reading ui file 'window.ui'
#
# Created by: PyQt5 UI code generator 5.8.2
#
# WARNING! All changes made in this file will be lost!
from PyQt5 import QtCore, QtGui, QtWidgets

class Ui_MainWindow(object):
    def setupUi(self, MainWindow):
        MainWindow.setObjectName("MainWindow")
        MainWindow.resize(594, 422)
        palette = QtGui.QPalette()
        brush = QtGui.QBrush(QtGui.QColor(255, 0, 0))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Active, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(255, 255, 255))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Active, QtGui.QPalette.Light, brush)
        brush = QtGui.QBrush(QtGui.QColor(255, 0, 0))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Inactive, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(255, 255, 255))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Inactive, QtGui.QPalette.Light, brush)
        brush = QtGui.QBrush(QtGui.QColor(120, 120, 120))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Disabled, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(255, 255, 255))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Disabled, QtGui.QPalette.Light, brush)
        MainWindow.setPalette(palette)
        self.centralwidget = QtWidgets.QWidget(MainWindow)
        self.centralwidget.setObjectName("centralwidget")
        self.select_image = QtWidgets.QPushButton(self.centralwidget)
        self.select_image.setGeometry(QtCore.QRect(140, 70, 111, 41))
        palette = QtGui.QPalette()
        brush = QtGui.QBrush(QtGui.QColor(170, 0, 0))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Active, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(0, 170, 0))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Active, QtGui.QPalette.Button, brush)
        brush = QtGui.QBrush(QtGui.QColor(170, 0, 0))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Inactive, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(0, 170, 0))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Inactive, QtGui.QPalette.Button, brush)
        brush = QtGui.QBrush(QtGui.QColor(120, 120, 120))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Disabled, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(0, 170, 0))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Disabled, QtGui.QPalette.Button, brush)
        self.select_image.setPalette(palette)
        self.select_image.setObjectName("select_image")
        self.textEdit_findmsg = QtWidgets.QTextEdit(self.centralwidget)
        self.textEdit_findmsg.setGeometry(QtCore.QRect(100, 140, 341, 31))
        font = QtGui.QFont()
        font.setFamily("微软雅黑")
        font.setPointSize(11)
        font.setBold(True)
        font.setWeight(75)
        self.textEdit_findmsg.setFont(font)
        self.textEdit_findmsg.setObjectName("textEdit_findmsg")
        self.funcBtn_food = QtWidgets.QRadioButton(self.centralwidget)
        self.funcBtn_food.setGeometry(QtCore.QRect(30, 70, 89, 16))
        palette = QtGui.QPalette()
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 127))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Active, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 127))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Inactive, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(120, 120, 120))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Disabled, QtGui.QPalette.WindowText, brush)
        self.funcBtn_food.setPalette(palette)
        self.funcBtn_food.setObjectName("funcBtn_food")
        self.funcBtn_star = QtWidgets.QRadioButton(self.centralwidget)
        self.funcBtn_star.setGeometry(QtCore.QRect(30, 90, 89, 16))
        palette = QtGui.QPalette()
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 127))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Active, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 127))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Inactive, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(120, 120, 120))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Disabled, QtGui.QPalette.WindowText, brush)
        self.funcBtn_star.setPalette(palette)
        self.funcBtn_star.setObjectName("funcBtn_star")
        self.funcBtn_animal = QtWidgets.QRadioButton(self.centralwidget)
        self.funcBtn_animal.setGeometry(QtCore.QRect(30, 110, 89, 16))
        palette = QtGui.QPalette()
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 127))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Active, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 127))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Inactive, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(120, 120, 120))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Disabled, QtGui.QPalette.WindowText, brush)
        self.funcBtn_animal.setPalette(palette)
        self.funcBtn_animal.setObjectName("funcBtn_animal")
        self.label = QtWidgets.QLabel(self.centralwidget)
        self.label.setGeometry(QtCore.QRect(40, 10, 511, 41))
        palette = QtGui.QPalette()
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 255))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Active, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 255))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Inactive, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(120, 120, 120))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Disabled, QtGui.QPalette.WindowText, brush)
        self.label.setPalette(palette)
        font = QtGui.QFont()
        font.setFamily("微软雅黑")
        font.setPointSize(22)
        font.setBold(True)
        font.setWeight(75)
        self.label.setFont(font)
        self.label.setTextFormat(QtCore.Qt.AutoText)
        self.label.setOpenExternalLinks(False)
        self.label.setObjectName("label")
        self.label_2 = QtWidgets.QLabel(self.centralwidget)
        self.label_2.setGeometry(QtCore.QRect(40, 150, 51, 20))
        palette = QtGui.QPalette()
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 255))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Active, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 255))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Inactive, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(120, 120, 120))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Disabled, QtGui.QPalette.WindowText, brush)
        self.label_2.setPalette(palette)
        self.label_2.setObjectName("label_2")
        self.label_3 = QtWidgets.QLabel(self.centralwidget)
        self.label_3.setGeometry(QtCore.QRect(20, 190, 71, 20))
        palette = QtGui.QPalette()
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 255))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Active, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 255))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Inactive, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(120, 120, 120))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Disabled, QtGui.QPalette.WindowText, brush)
        self.label_3.setPalette(palette)
        self.label_3.setObjectName("label_3")
        self.textEdit_caroli = QtWidgets.QTextEdit(self.centralwidget)
        self.textEdit_caroli.setGeometry(QtCore.QRect(100, 190, 341, 31))
        font = QtGui.QFont()
        font.setFamily("微软雅黑")
        font.setPointSize(11)
        font.setBold(True)
        font.setWeight(75)
        self.textEdit_caroli.setFont(font)
        self.textEdit_caroli.setObjectName("textEdit_caroli")
        self.label_4 = QtWidgets.QLabel(self.centralwidget)
        self.label_4.setGeometry(QtCore.QRect(60, 240, 31, 20))
        palette = QtGui.QPalette()
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 255))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Active, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 255))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Inactive, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(120, 120, 120))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Disabled, QtGui.QPalette.WindowText, brush)
        self.label_4.setPalette(palette)
        self.label_4.setObjectName("label_4")
        self.textEdit_descr = QtWidgets.QTextEdit(self.centralwidget)
        self.textEdit_descr.setGeometry(QtCore.QRect(100, 240, 341, 161))
        font = QtGui.QFont()
        font.setFamily("微软雅黑")
        font.setPointSize(11)
        font.setBold(True)
        font.setWeight(75)
        self.textEdit_descr.setFont(font)
        self.textEdit_descr.setObjectName("textEdit_descr")
        self.label_6 = QtWidgets.QLabel(self.centralwidget)
        self.label_6.setGeometry(QtCore.QRect(460, 250, 121, 31))
        palette = QtGui.QPalette()
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 255))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Active, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 255))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Inactive, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(120, 120, 120))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Disabled, QtGui.QPalette.WindowText, brush)
        self.label_6.setPalette(palette)
        self.label_6.setObjectName("label_6")
        self.label_7 = QtWidgets.QLabel(self.centralwidget)
        self.label_7.setGeometry(QtCore.QRect(460, 280, 121, 31))
        palette = QtGui.QPalette()
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 255))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Active, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 255))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Inactive, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(120, 120, 120))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Disabled, QtGui.QPalette.WindowText, brush)
        self.label_7.setPalette(palette)
        self.label_7.setObjectName("label_7")
        self.label_8 = QtWidgets.QLabel(self.centralwidget)
        self.label_8.setGeometry(QtCore.QRect(460, 310, 121, 31))
        palette = QtGui.QPalette()
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 255))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Active, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 255))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Inactive, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(120, 120, 120))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Disabled, QtGui.QPalette.WindowText, brush)
        self.label_8.setPalette(palette)
        self.label_8.setObjectName("label_8")
        self.label_9 = QtWidgets.QLabel(self.centralwidget)
        self.label_9.setGeometry(QtCore.QRect(460, 340, 121, 31))
        palette = QtGui.QPalette()
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 255))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Active, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 255))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Inactive, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(120, 120, 120))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Disabled, QtGui.QPalette.WindowText, brush)
        self.label_9.setPalette(palette)
        self.label_9.setObjectName("label_9")
        self.label_10 = QtWidgets.QLabel(self.centralwidget)
        self.label_10.setGeometry(QtCore.QRect(460, 370, 121, 31))
        palette = QtGui.QPalette()
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 255))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Active, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(0, 0, 255))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Inactive, QtGui.QPalette.WindowText, brush)
        brush = QtGui.QBrush(QtGui.QColor(120, 120, 120))
        brush.setStyle(QtCore.Qt.SolidPattern)
        palette.setBrush(QtGui.QPalette.Disabled, QtGui.QPalette.WindowText, brush)
        self.label_10.setPalette(palette)
        self.label_10.setObjectName("label_10")
        MainWindow.setCentralWidget(self.centralwidget)
        self.statusbar = QtWidgets.QStatusBar(MainWindow)
        self.statusbar.setObjectName("statusbar")
        MainWindow.setStatusBar(self.statusbar)

        self.retranslateUi(MainWindow)
        self.select_image.clicked.connect(MainWindow.pushbutton_click)
        QtCore.QMetaObject.connectSlotsByName(MainWindow)

    def retranslateUi(self, MainWindow):
        _translate = QtCore.QCoreApplication.translate
        MainWindow.setWindowTitle(_translate("MainWindow", "MainWindow"))
        self.select_image.setText(_translate("MainWindow", "选择图片"))
        self.funcBtn_food.setText(_translate("MainWindow", "菜品识别"))
        self.funcBtn_star.setText(_translate("MainWindow", "明星识别"))
        self.funcBtn_animal.setText(_translate("MainWindow", "动物识别"))
        self.label.setText(_translate("MainWindow", "初涉Python之百度API之乱七八糟调用"))
        self.label_2.setText(_translate("MainWindow", "菜品名字："))
        self.label_3.setText(_translate("MainWindow", "卡路里/100g："))
        self.label_4.setText(_translate("MainWindow", "介绍："))
        self.label_6.setText(_translate("MainWindow", "作者：我叫周奔跑"))
        self.label_7.setText(_translate("MainWindow", "发布日期：2019.9.27"))
        self.label_8.setText(_translate("MainWindow", "发布功能：菜品识别"))
        self.label_9.setText(_translate("MainWindow", "版权所有，严禁转载；"))
        self.label_10.setText(_translate("MainWindow", "如有雷同，就是抄的。"))

2.主程序module：
[Python] 纯文本查看 复制代码

import requests
import json
import base64
from tkinter import filedialog
import sys
from pic2word.form_name_food import Ui_MainWindow
from PyQt5.QtWidgets import QMainWindow
from PyQt5 import QtWidgets

def get_token():
    #素质三连(二)
    url='https://aip.baidubce.com/oauth/2.0/token'  #申请token的URL
    data={}
    data['grant_type']='client_credentials'         #这个必须有
    data['client_id']='***************'    #百度该应用的APP—ID
    data['client_secret']='*********'    #相应的secret
    
    response=requests.post(url, data)       #发送post请求
    content=response.content.decode('utf-8')    
    content=json.loads(content)     
    
    print('您的access_token为 : \r',content['access_token'])
    return content['access_token']

def base64_food(image):     #将图片解码成base64
    f1 = open(image, 'rb')
    f1_64 = base64.b64encode(f1.read())
    f1.close()
    f1_64=f1_64.decode()
    return f1_64

def foodread(image):
    #下面是网页访问常用素质三连
    url='https://aip.baidubce.com/rest/2.0/image-classify/v2/dish'+"?access_token=" + get_token()
    data={'image':base64_food(image),"top_num":5,'filter_threshold':0.95,'baike_num':1}
    headers={'Content-Type':'application/x-www-form-urlencoded'}
    
    response=requests.post(url, data, headers=headers)
    req_con1 = response.content.decode('utf-8')
    req_dict = json.JSONDecoder().decode(req_con1)  #得到解码的结果
    return req_dict
    
class mywindow(QtWidgets.QMainWindow,Ui_MainWindow):
    def __init__(self):
        super(mywindow,self).__init__()
        self.setupUi(self)
    
    def pushbutton_click(self): 
        image = filedialog.askopenfilename()    #打开文件夹选择文件，返回文件名
        result=foodread(image)
        
        result=result['result'][0]      #返回的一个列表，第一条置信度最大，选择第一条
        calorie=result['calorie']       #选择字典内容
        name=result['name']
        name=str(name)
        calorie=str(calorie)
        print(result['baike_info'])
        if result['baike_info']:        #有的菜的返回里面没有百科，则不能进行后续操作，用if来防止闪退
            description=result['baike_info']['description']
            description=str(description)
            self.textEdit_descr.setText(description)
    
        self.textEdit_findmsg.setText(name)
        self.textEdit_caroli.setText(calorie)
        
if __name__=='__main__':
    app=QtWidgets.QApplication(sys.argv)
    mainwindow=QMainWindow
    window=mywindow()       
    window.show()
    sys.exit(app.exec_())

3.结果：
没什么实质性用处....
用pyinstaller生成的EXE...体积太大了，我用蓝奏云发了。
因为方便，其他打包的方法有体积浓缩的我还没了解。
exe：
https://www.lanzous.com/i6hgemf

我在看小甲鱼的视频，其他新手一起学习交流的话可以加我，有问题可以相互讨论下，因为身边没一个用python语言的。。

菜品识别.png (36.17 KB, 下载次数: 3)

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菜品识别

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