基于c++实现pcm音频流转换为wav格式源码+解决方案sln.zip

// SoundRecDlg.cpp : implementation file // #include "stdafx.h" #include "SoundRec.h" #include "SoundRecDlg.h" #include ".\soundrecdlg.h" #pragma comment(lib,"winmm.lib") #ifdef _DEBUG #define new DEBUG_NEW #endif // CSoundRecDlg dialog CSoundRecDlg::CSoundRecDlg(CWnd* pParent /*=NULL*/) : CDialog(CSoundRecDlg::IDD, pParent) { m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); m_bRun = FALSE; m_hThread = NULL; m_hWaveIn = NULL; m_hOPFile = NULL; ZeroMemory(&m_stWFEX, sizeof(WAVEFORMATEX)); ZeroMemory(m_stWHDR, MAX_BUFFERS * sizeof(WAVEHDR)); } void CSoundRecDlg::DoDataExchange(CDataExchange* pDX) { CDialog::DoDataExchange(pDX); } BEGIN_MESSAGE_MAP(CSoundRecDlg, CDialog) ON_WM_PAINT() ON_WM_QUERYDRAGICON() //}}AFX_MSG_MAP ON_BN_CLICKED(ID_REC, OnBnClickedRec) ON_BN_CLICKED(IDC_BROWSE, OnBnClickedBrowse) ON_CBN_SELCHANGE(IDC_DEVICES, OnCbnSelchangeDevices) END_MESSAGE_MAP() // CSoundRecDlg message handlers BOOL CSoundRecDlg::OnInitDialog() { CDialog::OnInitDialog(); // 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 if (FillDevices() <= 0) { // AfxMessageBox("NO Input Devices Found..", MB_ICONERROR); // CDialog::OnOK(); } wchar_t szFileName[MAX_PATH] = { 0 }; GetModuleFileName(NULL, szFileName, MAX_PATH); szFileName[lstrlen(szFileName) - 3] = L'\0'; lstrcat(szFileName, L"wav"); GetDlgItem(IDC_FILENAME)->SetWindowText(szFileName); return TRUE; // return TRUE unless you set the focus to a control } UINT CSoundRecDlg::FillDevices() { CComboBox* pBox = (CComboBox*)GetDlgItem(IDC_DEVICES); UINT nDevices, nC1; WAVEINCAPS stWIC = { 0 }; MMRESULT mRes; pBox->ResetContent(); nDevices = waveInGetNumDevs(); for (nC1 = 0; nC1 < nDevices; ++nC1) { ZeroMemory(&stWIC, sizeof(WAVEINCAPS)); mRes = waveInGetDevCaps(nC1, &stWIC, sizeof(WAVEINCAPS)); if (mRes == 0) pBox->AddString(stWIC.szPname); else StoreError(mRes, TRUE, L"File: %s ,Line Number:%d", __FILE__, __LINE__); } if (pBox->GetCount()) { pBox->SetCurSel(0); OnCbnSelchangeDevices(); } return nDevices; } // 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 CSoundRecDlg::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 { CDialog::OnPaint(); } } // The system calls this function to obtain the cursor to display while the user drags // the minimized window. HCURSOR CSoundRecDlg::OnQueryDragIcon() { return static_cast<HCURSOR>(m_hIcon); } DWORD WINAPI ThFunc(LPVOID pDt) { CSoundRecDlg* pOb = (CSoundRecDlg*)pDt; pOb->StartRecording(); return 0; } void CALLBACK waveInProc(HWAVEIN hwi, UINT uMsg, DWORD dwInstance, DWORD dwParam1, DWORD dwParam2) { WAVEHDR* pHdr = NULL; switch (uMsg) { case WIM_CLOSE: break; case WIM_DATA: { CSoundRecDlg* pDlg = (CSoundRecDlg*)dwInstance; pDlg->ProcessHeader((WAVEHDR*)dwParam1); } break; case WIM_OPEN: break; default: break; } } VOID CSoundRecDlg::ProcessHeader(WAVEHDR* pHdr) { if (!pHdr) { return; } TRACE(_T("mic data:%d"), pHdr->dwBytesRecorded); MMRESULT mRes = 0; if (WHDR_DONE == (WHDR_DONE & pHdr->dwFlags)) { mmioWrite(m_hOPFile, pHdr->lpData, pHdr->dwBytesRecorded); mRes = waveInAddBuffer(m_hWaveIn, pHdr, sizeof(WAVEHDR)); if (mRes != 0) StoreError(mRes, TRUE, _T("File: %s ,Line Number:%d"), __FILE__, __LINE__); } } VOID CSoundRecDlg::OpenDevice() { int nT1 = 0; CString csT1; double dT1 = 0.0; MMRESULT mRes = 0; CComboBox* pDevices = (CComboBox*)GetDlgItem(IDC_DEVICES); CComboBox* pFormats = (CComboBox*)GetDlgItem(IDC_FORMATS); nT1 = pFormats->GetCurSel(); if (nT1 == -1) throw _T(""); pFormats->GetLBText(nT1, csT1); _stscanf((LPTSTR)(LPCTSTR)csT1, _T("%lf"), &dT1); dT1 = dT1 * 1000; m_stWFEX.nSamplesPerSec = (int)dT1; csT1 = csT1.Right(csT1.GetLength() - csT1.Find(',') - 1); csT1.Trim(); if (csT1.Find(_T("mono")) != -1) m_stWFEX.nChannels = 1; if (csT1.Find(_T("stereo")) != -1) m_stWFEX.nChannels = 2; csT1 = csT1.Right(csT1.GetLength() - csT1.Find(',') - 1); csT1.Trim(); _stscanf((LPTSTR)(LPCTSTR)csT1, _T("%d"), &m_stWFEX.wBitsPerSample); m_stWFEX.wFormatTag = WAVE_FORMAT_PCM; m_stWFEX.nBlockAlign = m_stWFEX.nChannels * m_stWFEX.wBitsPerSample / 8; m_stWFEX.nAvgBytesPerSec = m_stWFEX.nSamplesPerSec * m_stWFEX.nBlockAlign; m_stWFEX.cbSize = sizeof(WAVEFORMATEX); mRes = waveInOpen(&m_hWaveIn, pDevices->GetCurSel(), &m_stWFEX, (DWORD_PTR)waveInProc, (DWORD_PTR)this, CALLBACK_FUNCTION); if (mRes != MMSYSERR_NOERROR) { StoreError(mRes, FALSE, _T("File: %s ,Line Number:%d"), __FILE__, __LINE__); throw m_csErrorText; } GetDlgItem(IDC_FILENAME)->GetWindowText(csT1); ZeroMemory(&m_stmmIF, sizeof(MMIOINFO)); DeleteFile((LPCTSTR)csT1); m_hOPFile = mmioOpen((LPTSTR)(LPCTSTR)csT1, &m_stmmIF, MMIO_WRITE | MMIO_CREATE); if (m_hOPFile == NULL) throw _T("Can not open file..."); ZeroMemory(&m_stckOutRIFF, sizeof(MMCKINFO)); m_stckOutRIFF.fccType = mmioFOURCC('W', 'A', 'V', 'E'); mRes = mmioCreateChunk(m_hOPFile, &m_stckOutRIFF, MMIO_CREATERIFF); if (mRes != MMSYSERR_NOERROR) { StoreError(mRes, FALSE, _T("File: %s ,Line Number:%d"), __FILE__, __LINE__); throw m_csErrorText; } ZeroMemory(&m_stckOut, sizeof(MMCKINFO)); m_stckOut.ckid = mmioFOURCC('f', 'm', 't', ' '); m_stckOut.cksize = sizeof(m_stWFEX); mRes = mmioCreateChunk(m_hOPFile, &m_stckOut, 0); if (mRes != MMSYSERR_NOERROR) { StoreError(mRes, FALSE, _T("File: %s ,Line Number:%d"), __FILE__, __LINE__); throw m_csErrorText; } nT1 = mmioWrite(m_hOPFile, (HPSTR)&m_stWFEX, sizeof(m_stWFEX)); if (nT1 != sizeof(m_stWFEX)) { m_csErrorText.Format(_T("Can not write Wave Header..File: %s ,Line Number:%d"), __FILE__, __LINE__); throw m_csErrorText; } mRes = mmioAscend(m_hOPFile, &m_stckOut, 0); if (mRes != MMSYSERR_NOERROR) { StoreError(mRes, FALSE, _T("File: %s ,Line Number:%d"), __FILE__, __LINE__); throw m_csErrorText; } m_stckOut.ckid = mmioFOURCC('d', 'a', 't', 'a'); mRes = mmioCreateChunk(m_hOPFile, &m_stckOut, 0); if (mRes != MMSYSERR_NOERROR) { StoreError(mRes, FALSE, _T("File: %s ,Line Number:%d"), __FILE__, __LINE__); throw m_csErrorText; } } VOID CSoundRecDlg::CloseDevice() { MMRESULT mRes = 0; if (m_hWaveIn) { UnPrepareBuffers(); mRes = waveInClose(m_hWaveIn); } if (m_hOPFile) { mRes = mmioAscend(m_hOPFile, &m_stckOut, 0); if (mRes != MMSYSERR_NOERROR) { StoreError(mRes, FALSE, _T("File: %s ,Line Number:%d"), __FILE__, __LINE__); } mRes = mmioAscend(m_hOPFile, &m_stckOutRIFF, 0); if (mRes != MMSYSERR_NOERROR) { StoreError(mRes, FALSE, _T("File: %s ,Line Number:%d"), __FILE__, __LINE__); } mmioClose(m_hOPFile, 0); m_hOPFile = NULL; } m_hWaveIn = NULL; } VOID CSoundRecDlg::PrepareBuffers() { MMRESULT mRes = 0; int nT1 = 0; for (nT1 = 0; nT1 < MAX_BUFFERS; ++nT1) { m_stWHDR[nT1].lpData = (LPSTR)HeapAlloc(GetProcessHeap(), 8, m_stWFEX.nAvgBytesPerSec); m_stWHDR[nT1].dwBufferLength = m_stWFEX.nAvgBytesPerSec; m_stWHDR[nT1].dwUser = nT1; mRes = waveInPrepareHeader(m_hWaveIn, &m_stWHDR[nT1], sizeof(WAVEHDR)); if (mRes != 0) { StoreError(mRes, FALSE, _T("File: %s ,Line Number:%d"), __FILE__, __LINE__); throw m_csErrorText; } mRes = waveInAddBuffer(m_hWaveIn, &m_stWHDR[nT1], sizeof(WAVEHDR)); if (mRes != 0) { StoreError