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- // MICDlg.cpp : implementation file
- //
- #include "stdafx.h"
- #include "MIC.h"
- #include "MICDlg.h"
- #include "afxdialogex.h"
- #ifdef _DEBUG
- #define new DEBUG_NEW
- #endif
- #include<math.h>
- // CAboutDlg dialog used for App About
- class CAboutDlg : public CDialogEx
- {
- public:
- CAboutDlg();
- // Dialog Data
- #ifdef AFX_DESIGN_TIME
- enum { IDD = IDD_ABOUTBOX };
- #endif
- protected:
- virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support
- // Implementation
- protected:
- DECLARE_MESSAGE_MAP()
- };
- CAboutDlg::CAboutDlg() : CDialogEx(IDD_ABOUTBOX)
- {
- }
- void CAboutDlg::DoDataExchange(CDataExchange* pDX)
- {
- CDialogEx::DoDataExchange(pDX);
- }
- BEGIN_MESSAGE_MAP(CAboutDlg, CDialogEx)
- END_MESSAGE_MAP()
- // CMICDlg dialog
- CMICDlg::CMICDlg(CWnd* pParent /*=NULL*/)
- : CDialogEx(IDD_MIC_DIALOG, pParent)
- , xx(0)
- {
- m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
- }
- void CMICDlg::DoDataExchange(CDataExchange* pDX)
- {
- CDialogEx::DoDataExchange(pDX);
- }
- BEGIN_MESSAGE_MAP(CMICDlg, CDialogEx)
- ON_WM_SYSCOMMAND()
- ON_WM_PAINT()
- ON_WM_QUERYDRAGICON()
- ON_BN_CLICKED(IDC_BUTMIC_OUTOPEN, &CMICDlg::OnBnClickedButmicOutopen)
- ON_BN_CLICKED(IDC_BUTMIC_OUTCLOSE, &CMICDlg::OnBnClickedButmicOutclose)
- ON_BN_CLICKED(IDC_BUTMIC_OUTPLAY, &CMICDlg::OnBnClickedButmicOutplay)
- ON_MESSAGE(WOM_DONE, &CMICDlg::OnOutDone)
- END_MESSAGE_MAP()
- LRESULT CMICDlg::OnOutDone(WPARAM wParam, LPARAM lParam)
- {
- MessageBox( L"Bufor zagrany do konca, mozna wstawic nowy");
- return 0;
- }
- // CMICDlg message handlers
- BOOL CMICDlg::OnInitDialog()
- {
- CDialogEx::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)
- {
- BOOL bNameValid;
- CString strAboutMenu;
- bNameValid = strAboutMenu.LoadString(IDS_ABOUTBOX);
- ASSERT(bNameValid);
- 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
- return TRUE; // return TRUE unless you set the focus to a control
- }
- void CMICDlg::OnSysCommand(UINT nID, LPARAM lParam)
- {
- if ((nID & 0xFFF0) == IDM_ABOUTBOX)
- {
- CAboutDlg dlgAbout;
- dlgAbout.DoModal();
- }
- else
- {
- CDialogEx::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 CMICDlg::OnPaint()
- {
- if (IsIconic())
- {
- CPaintDC dc(this); // device context for painting
- SendMessage(WM_ICONERASEBKGND, reinterpret_cast<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
- {
- CDialogEx::OnPaint();
- }
- }
- // The system calls this function to obtain the cursor to display while the user drags
- // the minimized window.
- HCURSOR CMICDlg::OnQueryDragIcon()
- {
- return static_cast<HCURSOR>(m_hIcon);
- }
- void CMICDlg::OnBnClickedButmicOutopen()
- {
- // TODO: Add your control notification handler code here
- unsigned long result;
- WAVEFORMATEX waveFormat;
- // --- Inicjalizacja wyjscia dla Audio ------------------
- waveFormat.wFormatTag = WAVE_FORMAT_PCM;
- waveFormat.nChannels = 1;
- waveFormat.nSamplesPerSec = 44100;
- waveFormat.wBitsPerSample = 8;
- waveFormat.nBlockAlign = waveFormat.nChannels * (waveFormat.wBitsPerSample / 8);
- waveFormat.nAvgBytesPerSec = waveFormat.nSamplesPerSec * waveFormat.nBlockAlign;
- waveFormat.cbSize = 0;
- // --- Otworzenie urzadzenia audio wyjscie --------------
- result = waveOutOpen(&outHandle, WAVE_MAPPER, &waveFormat, (DWORD)(this->m_hWnd), 0, CALLBACK_WINDOW);
- if (result) {
- MessageBox(L"Blad otwierania wyjsciowego urzadzenia audio!!!");
- }
- }
- void CMICDlg::OnBnClickedButmicOutclose()
- {
- // TODO: Add your control notification handler code here
- waveOutClose(outHandle);
- }
- void CMICDlg::OnBnClickedButmicOutplay()
- {
- // wypelnienie talbicy wartosciami probek //
- const double pi = 3.1415926535;
- double wsp1Hz = 2.0 / 44100.0;
- double wsp = 50 * wsp1Hz;
- double wspI = 170.0 / (88000.0 * 2);
- for (int i = 0; i < (88000 * 2); i++)
- {
- outBufAudio[i] = (unsigned char)(170.0 * (1.0 + sin(i*pi*wsp) / 2.0));
- wsp += wsp1Hz / 175.0;
- };
- //wypelnienie WAVEHDR ----------------------------------------------
- outBuffer.lpData = (LPSTR)(this->outBufAudio);
- outBuffer.dwBufferLength = (88000 * 2);
- outBuffer.dwFlags = 0;
- // naglowek dla WAVEHDR --------------------------------------------
- int err;
- if (err = waveOutPrepareHeader(outHandle, &outBuffer, sizeof(WAVEHDR)))
- {
- MessageBox(L"BLAD przygotowania struktury WAVEHDR");
- // Przekazanie bufora do urzadzenia audio ---------------------------
- waveOutWrite(outHandle, &outBuffer, sizeof(WAVEHDR));
- }
- }
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