videocommdlg.cpp

这是G.723和G.729的音频编解码的源代码

// VideoCommDlg.cpp : implementation file

#include "stdafx.h"
#include "VideoComm.h"

#include <stdlib.h>
#include <string.h>
#include <time.h>

#include <afxmt.h>
#include <afxtempl.h>
#include <winreg.h>

#include "CPacker.h"
#include "CChannel.h"
#include "CMultiplex.h"
#include "CDemultiplex.h"
#include "CByteBuffer.h"

#include "typedef2.h"
#include "cst2.h"
#include "tab2.h"
#include "G723.h"
#include "coder2.h"
#include "decod2.h"
#include "exc2.h"
#include "util2.h"
#include "codcng2.h"
#include "deccng2.h"
#include "vad2.h"
#include "G723.h"
#include "WaveIO.h"

#include "CChannel.h"

#include "CByteBuffer.h"

#include "LoopElementBuffer.h"
#include "SafeList.h"

#include "color.h"
#include "DBitstream.h"
#include "sactable.h"
#include "sad.h"
#include "Dh263class.h"
#include "commonfunc.h"
#include "ExpandYUV411.h"
#include "h263displayer.h"

#include "CBitstream.h"
#include "sac.h"
#include "Ch263class.h"
#include "h263encoder.h"

#include "callbackfunc.h"

#include "InterfaceToBoard.h"
#include "TheInterfaceToBoard.h"
#include "configdlg.h"

#include "checkerror.h"

#include "VideoCommDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif



/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CVideoCommDlg dialog

CVideoCommDlg * pVideoCommDlg;
BOOL bExpand=FALSE;
int  gnReceivedBytes=0;
LPCTSTR data_Set = "Software\\sci\\SetInfo";
CSendChannel* g_pCommandSendChannel=NULL;
BOOL g_bBegin=FALSE;

/*
void VideoCapCallBack(BYTE* pbyContent,UINT nLength,LPVOID dwUserData)
{
	static CVideoCommDlg* pDlg=(CVideoCommDlg*)dwUserData;		
	pDlg->VideoToPort(pbyContent,nLength);
}
*/

CVideoCommDlg::CVideoCommDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CVideoCommDlg::IDD, pParent)	
{
	//{{AFX_DATA_INIT(CVideoCommDlg)
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_nPortRate = -1;
	m_MyName = _T("");
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);

	//m_nTimerID=3;
	//m_nTimerElapse=500;

	m_nPortRate=1;
	m_nQuant=4;
	
	m_bHaveStartVideoAudio = FALSE;
	m_bBegin=FALSE;
	m_bCreating=FALSE;
	m_bDeleting=FALSE;

	m_uFrameCount=0;	

	pVideoCommDlg=this;	

	m_pAudioDecodeBuffer=NULL;
	m_pVideoDecodeBuffer=NULL;
	m_pVideoCapture=NULL;

	m_pG723Decoder=NULL;
	m_pG723Encoder=NULL;
	m_pH263Encoder=NULL;
	m_pDisplay=NULL;

	m_pAudioReceiveChannel=NULL;
	m_pAudioSendChannel=NULL;
	m_pVideoReceiveChannel=NULL;
	m_pVideoSendChannel=NULL;
	m_pVideoCapture=NULL;
	m_pDataReceiveChannel=NULL;
	m_pDataSendChannel=NULL;
	m_pCommandReceiveChannel=NULL;
	m_pCommandSendChannel=NULL;
	m_pFileReceiveChannel=NULL;
	m_pFileSendChannel=NULL;

	m_pMultiplex=NULL;
	m_pDemultiplex=NULL;
	
	m_pWaveIn=NULL;
	m_pWaveOut=NULL;	
	m_pInterfaceToBoard=NULL;

	//m_pcTPortStatus = NULL;

	m_nTotalAddTerminalCount = 0;

	if(!CreateObject())
		MessageBox("不能创建对象，请退出程序！");

	//m_lpszCommSetting = "9600, n, 8, 1";//This will modify
	//m_pbySaveComData = NULL;
	m_nSendCommandCount = 0;
	m_bHaveAnswer = FALSE;
	m_nNowCommand = 0;
	m_bIsSendingCommand = FALSE;
	m_hFinishFileTransmit = NULL;
	m_bIsWatched = FALSE;
	m_bIsMulticast = FALSE;
	m_byAction = MEDONOTHINGABOUTFILE;
	m_bVideoCRC = FALSE;
	m_bSoftAudio = TRUE;

	//Get User parameter setting from registry
	GetUserSetting();
}

void CVideoCommDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CVideoCommDlg)
	DDX_Control(pDX, IDC_INFORMATION, m_DisplayInfo);
	DDX_Control(pDX, IDC_ISWATCHED, m_IsWatched);
	DDX_Control(pDX, IDC_WANTWATCHOK, m_WantWatchOK);
	DDX_Control(pDX, IDC_NAME, m_NameInConference);
	DDX_Control(pDX, IDC_ISBROADCASTING, m_IsBroadcasting);
	DDX_Control(pDX, IDC_ADDCONFERENCE, m_HaveAddConference);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CVideoCommDlg, CDialog)
	//{{AFX_MSG_MAP(CVideoCommDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_WM_TIMER()
	ON_WM_DESTROY()
	ON_BN_CLICKED(IDC_BEGIN, OnBegin)
	ON_WM_HSCROLL()
	ON_WM_MOVE()
	ON_BN_CLICKED(IDC_CHANGENAME, OnChangeName)
	ON_LBN_SELCHANGE(IDC_NAME, OnSelChangeName)
	ON_LBN_DBLCLK(IDC_NAME, OnDblClkName)
	ON_BN_CLICKED(ID_ADDCONFERENCE, OnAddConference)
	ON_BN_CLICKED(ID_EXITCONFERENCE, OnExitConference)
	ON_BN_CLICKED(ID_BROADCAST, OnBroadcast)
	ON_BN_CLICKED(ID_STOPBROADCAST, OnStopBroadcast)
	ON_BN_CLICKED(ID_WATCHONE, OnWatchOne)
	ON_BN_CLICKED(ID_STOPWATCHONE, OnStopWatchOne)
	ON_BN_CLICKED(ID_DATA, OnData)
	ON_BN_CLICKED(IDC_ADVANCED, OnAdvanced)
	ON_BN_CLICKED(IDC_FILETRANSMIT, OnFileTransmit)
	ON_WM_SIZE()
	ON_WM_LBUTTONDOWN()
	ON_WM_CANCELMODE()
	ON_WM_CAPTURECHANGED()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CVideoCommDlg message handlers

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

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here

	//only run one instance of this application
	CString strTitle="电子部三十所 - 低 速 多 媒 体 终 端";	
	if(FindWindow(NULL,strTitle))
	{
		PostMessage(WM_CLOSE);
		return FALSE;
	}
	SetWindowText(strTitle);	

	//sub remote screen
	m_RemoteScreen.SubclassDlgItem(IDC_REMOTESCREEN,this);

	//Add toolbar to dialog
	// WS_VISIBLE	| CCS_BOTTOM |  | TBSTYLE_WRAPABLE
	m_PaletteBar.Create(WS_BORDER | WS_VISIBLE | WS_CHILD
			| CCS_TOP | TBSTYLE_WRAPABLE/* | TBSTYLE_TOOLTIPS*/,
		CRect(0,0,0,0),this, IDB_MAINTOOLBAR);

	m_PaletteBar.AutoSize();

	m_ToolTip.Create(this);

	CString cstrToolTip;
	//CWnd *pWnd;
	CRect rect;

	// Setup the tooltip control for tooltips with the static controls
	for (int nIndex = ID_ADDCONFERENCE; nIndex <= ID_DATA; nIndex++)
	{
		cstrToolTip.LoadString(nIndex);

		//VERIFY(pWnd = GetDlgItem(nIndex));

		//pWnd->GetWindowRect(&rect);
		//ScreenToClient(&rect);

		m_ToolTip.AddTool(this, (LPCTSTR)cstrToolTip);
	}

	m_ToolTip.Activate(TRUE);

	//toolbar
	//m_PaletteBar.EnableButton(ID_END, FALSE);
	//m_PaletteBar.EnableButton(ID_ADDCONFERENCE, FALSE);
	m_PaletteBar.EnableButton(ID_EXITCONFERENCE, FALSE);
	m_PaletteBar.EnableButton(ID_BROADCAST, FALSE);
	m_PaletteBar.EnableButton(ID_STOPBROADCAST, FALSE);
	m_PaletteBar.EnableButton(ID_WATCHONE, FALSE);
	m_PaletteBar.EnableButton(ID_STOPWATCHONE, FALSE);
	//m_PaletteBar.EnableButton(ID_DATA, FALSE);

	/*
	//Before can push Add conference button, must push begin
	GetDlgItem(IDC_COMMANDADD)->EnableWindow(FALSE);
	GetDlgItem(IDC_COMMANDBROADCAST)->EnableWindow(FALSE);
	GetDlgItem(IDC_COMMANDEXIT)->EnableWindow(FALSE);
	GetDlgItem(IDC_COMMANDSTOP)->EnableWindow(FALSE);
	GetDlgItem(IDC_COMMANDWATCHONE)->EnableWindow(FALSE);
	GetDlgItem(IDC_COMMANDSTOPWATCH)->EnableWindow(FALSE);
	*/

	//set frame rate show
	CString strFR="0.00fps";
	SetDlgItemText(IDC_FR,strFR);

	//set bit rate
	CString strRate="0.00kbps";
	SetDlgItemText(IDC_RATE,strRate);	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CVideoCommDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CVideoCommDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		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;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CVideoCommDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

//定时显示帧率和速率
void CVideoCommDlg::OnTimer(UINT nIDEvent) 
{
	// TODO: Add your message handler code here and/or call default
	static DWORD dwStartTime=GetTickCount();

	static UINT  uStartFrameCount=0;
	static int nStartLen=0;	

	static DWORD dwFrameElapse=0;

	DWORD dwEndTime;
	DWORD dwElapse;	

	int nIncrementLen;
	int nIncrementFrameCount;

	float fBitRate=0.0;
	float fFrameRate=0.0;

	switch(nIDEvent)
	{
	case DISPLAY_STATUS:
		//get elapse time and the increment bytes
		dwEndTime=GetTickCount();
		dwElapse=dwEndTime-dwStartTime;

		nIncrementLen=gnReceivedBytes-nStartLen;
		nIncrementFrameCount=m_uFrameCount-uStartFrameCount;

		if(dwElapse>0)
		{
			//compute the bit rate		
			fBitRate=(float)nIncrementLen*8/dwElapse;		
			CString strBitRate;
			strBitRate.Format("%2.1fkbps",fBitRate);
			SetDlgItemText(IDC_RATE,strBitRate);

			nStartLen=gnReceivedBytes;

			//compute the frame rate
			dwFrameElapse+=dwElapse;
		
			if(nIncrementFrameCount>=15||dwFrameElapse>=1500)
			{
				fFrameRate=(float)(nIncrementFrameCount*1000)/dwFrameElapse;
				CString strFrameRate;
				strFrameRate.Format("%2.1ffps",fFrameRate);
				SetDlgItemText(IDC_FR,strFrameRate);
				uStartFrameCount=m_uFrameCount;
				dwFrameElapse=0;		
			}
			dwStartTime=dwEndTime;
		}
		CDialog::OnTimer(nIDEvent);
		return;
	case READDATAFROMSERIAL:
		return;
	case REPEATSENDCOMMAND:
		m_nSendCommandCount++;
		CommandCallBack(m_pbyCommandFrame, m_byCILength, FS_VALID, COMMANDFROMTOOLBAR);//Send, 0----From toolbar
		//if((m_nSendCommandCount > 3) || m_bHaveAnswer)
		if(m_nSendCommandCount > 3)//1999.12.06, send command 5 times for a lot of error in line
		{
			KillTimer(REPEATSENDCOMMAND);
			if(!m_bHaveAnswer)
			{
				MessageBox("没有受到应答，请检查线路！");
				m_PaletteBar.SetState(m_nNowCommand, TBSTATE_ENABLED);
			}
			m_nSendCommandCount = 0;
			m_bHaveAnswer = FALSE;
			m_bIsSendingCommand = FALSE;
		}
		return;
	}
}

void CVideoCommDlg::OnDestroy() 
{
	if(m_bBegin)
	{
		KillTimer(DISPLAY_STATUS);
		//OnData();
		OnEnd();
	}
	DeleteObject();

	CDialog::OnDestroy();
	// TODO: Add your message handler code here		
}

//点击“开始”菜单
void CVideoCommDlg::OnBegin()
{
	BeginWaitCursor();
	if(m_bBegin)
	{
		//end communication
		KillTimer(DISPLAY_STATUS);

		m_pWaveIn->End();
		m_pVideoCapture->EndCap();
		m_pInterfaceToBoard->End();
		m_pWaveOut->End();
		m_pDisplay->End();
		m_pFileTransmit->End();
		
		m_bBegin=FALSE;
		SetDlgItemText(IDC_BEGIN,"开始");

		/*
		//After ended, we cann't push this button
		GetDlgItem(IDC_COMMANDADD)->EnableWindow(FALSE);
		GetDlgItem(IDC_COMMANDBROADCAST)->EnableWindow(FALSE);
		GetDlgItem(IDC_COMMANDEXIT)->EnableWindow(FALSE);
		GetDlgItem(IDC_COMMANDSTOP)->EnableWindow(FALSE);
		GetDlgItem(IDC_COMMANDWATCHONE)->EnableWindow(FALSE);
		GetDlgItem(IDC_COMMANDSTOPWATCH)->EnableWindow(FALSE);
		*/

		EndWaitCursor();
		return;
	}