main_window.cpp

#include "main_window.h"
#include <QDebug>
#include <QAudioFormat>
#include <QAudioDeviceInfo>
#include <QAudioInput>
#include "ui_main_window.h"
#include "camera.h"

MainWindow::MainWindow(QWidget* parent) :
    QMainWindow(parent),
    ui(new Ui::MainWindow)
{
    ui->setupUi(this);

    Camera* camera = new Camera();
    setCentralWidget(camera);

    // 获取麦克风列表
    QAudioFormat format;
    // Set up the desired format, for example:
    format.setSampleRate(44100);
    format.setChannelCount(2);
    format.setSampleSize(16);
    format.setCodec("audio/pcm");
    format.setByteOrder(QAudioFormat::LittleEndian);
    format.setSampleType(QAudioFormat::SignedInt);

    QAudioDeviceInfo info = QAudioDeviceInfo::defaultInputDevice();
    if (!info.isFormatSupported(format))
    {
        qWarning() << "Default format not supported, trying to use the nearest.";
        format = info.nearestFormat(format);
    }

    QAudioInput* audio = new QAudioInput(format, this);
//    audio->start(&destinationFile);
}

MainWindow::~MainWindow()
{
    delete ui;
}