8.1.5 捕获图像到文件示例(实现照相机功能)

8.1.5 捕获图像到文件示例(实现照相机功能)

 

(配套代码CH8-2)

1. QCamera.pro文件代码

#-------------------------------------------------
#
# Project created by QtCreator 2018-05-30T18:02:49
#
#-------------------------------------------------

QT       += core gui
QT += multimediawidgets
QT       += xml
greaterThan(QT_MAJOR_VERSION, 4): QT += widgets

TARGET = QCamera
TEMPLATE = app


SOURCES += main.cpp\
        widget.cpp

HEADERS  += widget.h

FORMS    += widget.ui

2. widget.h文件代码

#ifndef WIDGET_H
#define WIDGET_H

#include 
#include 
#include 
#include 
#include 

namespace Ui {
class Widget;
}

class Widget : public QWidg