audiotestdlg.cpp

windows下实现的FFT算法的实现

// AudioTestDlg.cpp : 实现文件
//

#include "stdafx.h"
#include "AudioTest.h"
#include "AudioTestDlg.h"
#include ".\audiotestdlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif

static int ID = 27;
// CAudioTestDlg 对话框



CAudioTestDlg::CAudioTestDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CAudioTestDlg::IDD, pParent)
	, m_LocalJudge(TRUE)
	, m_UserName(_T(""))
	, m_TextShow(_T(""))
	, m_InsEnergy(_T(""))
	, m_WgtEnergy(_T(""))
	,m_CalEnergy(_T(""))
{
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CAudioTestDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	DDX_Radio(pDX, IDC_RADIO1, m_LocalJudge);
	DDX_Text(pDX, IDC_EDIT2, m_UserName);
	DDX_Text(pDX, IDC_Caption, m_TextShow);
	DDX_Text(pDX, IDC_InsEnergy, m_InsEnergy);
	DDX_Text(pDX, IDC_WgtEnergy, m_WgtEnergy);
	DDX_Text(pDX, IDC_CalEnergy, m_CalEnergy);
}

BEGIN_MESSAGE_MAP(CAudioTestDlg, CDialog)
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	//}}AFX_MSG_MAP
	ON_MESSAGE(WM_UPDATE_DATA,OnUpdateData)
	ON_WM_DESTROY()
	ON_BN_CLICKED(IDC_BUTTON1, OnBnClickedButton1)
	ON_BN_CLICKED(IDC_RADIO1, OnBnClickedRadio1)
	ON_BN_CLICKED(IDC_RADIO2, OnBnClickedRadio2)
	ON_BN_CLICKED(IDOK, OnBnClickedOk)
	ON_BN_CLICKED(IDCANCEL, OnBnClickedCancel)
END_MESSAGE_MAP()


// CAudioTestDlg 消息处理程序

BOOL CAudioTestDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// 设置此对话框的图标。当应用程序主窗口不是对话框时，框架将自动
	//  执行此操作
	SetIcon(m_hIcon, TRUE);			// 设置大图标
	SetIcon(m_hIcon, FALSE);		// 设置小图标

	// TODO: 在此添加额外的初始化代码
	WORD wVersionRequested;
	WSADATA wsaData;
	int err;
 
	wVersionRequested = MAKEWORD( 2, 2 );
 
	err = WSAStartup( wVersionRequested, &wsaData );
	if ( err != 0 ) {
		/* Tell the user that we could not find a usable */
		/* WinSock DLL.                                  */
		return FALSE;
	}

	return TRUE;  // 除非设置了控件的焦点，否则返回 TRUE
}

// 如果向对话框添加最小化按钮，则需要下面的代码
//  来绘制该图标。对于使用文档/视图模型的 MFC 应用程序，
//  这将由框架自动完成。

void CAudioTestDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // 用于绘制的设备上下文

		SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);

		// 使图标在工作矩形中居中
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// 绘制图标
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

//当用户拖动最小化窗口时系统调用此函数取得光标显示。
HCURSOR CAudioTestDlg::OnQueryDragIcon()
{
	return static_cast<HCURSOR>(m_hIcon);
}
LRESULT CAudioTestDlg::OnUpdateData(WPARAM wParam, LPARAM lParam)
{
	UpdateData(FALSE);
	return 0;
}
void CAudioTestDlg::OnDestroy()
{
	m_AComped-=1;
	CDialog::OnDestroy();
	// TODO: Add your message handler code here
}

void CAudioTestDlg::OnBnClickedButton1()
{
	m_AudioRec->PostThreadMessage(WM_RECORDSOUND_STOPRECORDING, 0, 0);
	// TODO: Add your control notification handler code here
}

void CAudioTestDlg::OnBnClickedRadio1()
{
	// TODO: Add your control notification handler code here
}

void CAudioTestDlg::OnBnClickedRadio2()
{
	this->m_LocalJudge=1;
	UpdateData(FALSE);
	// TODO: Add your control notification handler code here
}

void CAudioTestDlg::OnBnClickedOk()
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);
	if(( m_UserName.GetLength()==0)||(m_UserName[0]<'A')||(m_UserName[0]>'Z')){
		MessageBox("Error in UserName, Pls check it out!");
		return;
	}
	dcontrol.SetParent(this);
	int err=dcontrol.CreateSocket(UDPAudioPort,TYPE_CONTROL);
	err=GetLastError();
	ZeroMemory(m_WeightValue,27*Prelude*8);
	ZeroMemory(m_TotalValue,27*8);
	m_Coefficient[0]=0.3;
	m_Coefficient[1]=0.3;
	m_Coefficient[2]=0.2;
	m_Coefficient[3]=0.1;
	m_Coefficient[4]=0.08;
	m_Coefficient[5]=0.07;
	m_Coefficient[6]=0.06;
	m_Coefficient[7]=0.05;
	//init audio play and record
	m_AudioPlay = new CAudioPlay(this);
	m_AudioPlay->CreateThread();
	if(m_AudioPlay)
	{
		m_AudioPlay->PostThreadMessage(WM_PLAYSOUND_STARTPLAYING,0,0);
	}
	m_AudioRec = new CAudioRec(this);
	m_AudioRec->CreateThread();
	//audio buffer
	m_AUnComped = new char[SIZE_AUDIO_FRAME];
	m_AComped = new char[SIZE_AUDIO_PACKED+1];
	ZeroMemory(m_AUnComped, SIZE_AUDIO_FRAME);
	ZeroMemory(m_AComped, SIZE_AUDIO_PACKED);
	m_AComped+=1;

	m_AudioRec->PostThreadMessage(WM_RECORDSOUND_STARTRECORDING, 0, 0);
}

void CAudioTestDlg::CheckTop(void)
{
	int i;
	double Max;
	int MaxID;
	Max=0;
	MaxID=0;
	for (i=0;i<=26;i++){
		if (m_TotalValue[i]>Max){
			Max=m_TotalValue[i];
			MaxID=i;
		}
	}

    if (Max<=0) return;	
	
	if (ID == 27 || Max > 2)
		ID = MaxID;

	if (ID==0) 
		m_TextShow.Format("Local");
	else 
		m_TextShow.Format("Remote %c",'A'+ID-1);
	SendMessage(WM_UPDATE_DATA);
}

void CAudioTestDlg::OnBnClickedCancel()
{
	// TODO: Add your control notification handler code here
	Sleep(500);

	OnCancel();
}