archipectcrestandard.rar_playback

*這是以前寫的一個簡單的錄音程序(是dll文件).在此備份.調用時需要映射這幾個消息: ON_MESSAGE(MM_WIM_OPEN,MmWimOpen) ON_MESSAGE(MM_WIM_DATA,MmWimData) ON_MESSAGE(MM_WIM_CLOSE,MmWimClose) ON_MESSAGE(MM_WOM_CLOSE,MmWomClose) ON_MESSAGE(MM_WOM_OPEN,MmWomOpen) ON_MESSAGE(MM_WOM_DONE,MmWomDone) */ /* .h*/ #include "windows.h" #include "mmsystem.h" #pragma comment(lib,"winmm.lib") #ifdef WAVEFILEEX_EXPORTS #define WAVEFILEEX_API __declspec(dllexport) #else #define WAVEFILEEX_API __declspec(dllimport) #endif // 森濬岆植 WaveFileEx.dll 絳堤腔 class WAVEFILEEX_API CWaveFileEx { public: CWaveFileEx(void); CWaveFileEx(HWND hwnd); ~CWaveFileEx(); /* wave length*/ DWORD getWaveLen_Size(); DWORD getWaveLen_Time(); /* record */ bool RecordWav(LPSTR filename,int devno); bool StopRecordWav(); bool PlayWav(LPSTR filename,int sounddevno = -1); bool StopPlayWav(); /* select devNo */ void SelectDevNo(int devno); void PauseWav(); /* call back function waveIn*/ void MmWimOpen(); void MmWimData(WPARAM wParam,LPARAM lParam); void MmWimClose(); /* call back function waveOut */ void MmWomOpen(); void MmWomDone(WPARAM wParam,LPARAM lParam); void MmWomClose(); /* the handle of play wave */ void SetWnd(HWND hwnd); protected: bool CreateWaveFile(void); void GetLastErrorMsg(LPCTSTR flag); bool Write(char* data,DWORD dwlen); void Close(); private: char m_fileName[256]; WAVEFORMATEX m_waveformat; DWORD m_waveLength; DWORD dwDataLength; HWAVEIN m_hWi; HWAVEOUT m_hWo; HANDLE m_hFile; int m_devNo; HWND m_hWnd; MMCKINFO m_mmInfoParent; MMCKINFO m_mmInfoChild; PWAVEHDR pWaveHdr1 ; PWAVEHDR pWaveHdr2; WAVEHDR waveOutHdr; HMMIO m_hm; HMMIO m_hMmio; char* lpdwData; BYTE* pbuf1; BYTE* pbuf2; DWORD m_dwSize; char* pSaveBuffer; char* pNewBuffer; }; /* .CPP */ #include "stdafx.h" #include "WaveFileEx.h" #include "Windows.h" #include "assert.h" #include "tchar.h" #include <malloc.h> #pragma comment(lib,"User32.lib") BOOL APIENTRY DllMain( HANDLE hModule, DWORD ul_reason_for_call, LPVOID lpReserved ) { switch (ul_reason_for_call) { case DLL_PROCESS_ATTACH: case DLL_THREAD_ATTACH: case DLL_THREAD_DETACH: case DLL_PROCESS_DETACH: break; } return TRUE; } /* 蚚懂翹秞 凳婖勤砓*/ CWaveFileEx::CWaveFileEx(HWND hwnd) { assert(hwnd); m_hWnd = hwnd; m_devNo = -1; strcpy(this->m_fileName,""); m_hFile = 0x00; m_hWi = 0x00; m_hWo = 0x00; lpdwData = 0x00; /* */ m_waveformat.wFormatTag=WAVE_FORMAT_PCM; m_waveformat.nChannels=1; m_waveformat.nSamplesPerSec=8000; m_waveformat.nAvgBytesPerSec=8000; m_waveformat.nBlockAlign=1; m_waveformat.wBitsPerSample=8; //硌隅翹秞跡宒 m_waveformat.cbSize=0; m_dwSize = 10240; m_hMmio = 0x00; pSaveBuffer = 0x00; pNewBuffer = 0x00; pWaveHdr1 =(WAVEHDR*)malloc(sizeof(WAVEHDR)); pWaveHdr2 =(WAVEHDR*)malloc(sizeof(WAVEHDR)); pbuf1 = 0x00; pbuf2 = 0x00; } /* 蚚懂畦溫 凳婖勤砓*/ CWaveFileEx::CWaveFileEx() { m_devNo = -1; strcpy(this->m_fileName,""); m_hFile = 0x00; m_hWi = 0x00; m_hWo = 0x00; lpdwData = 0x00; /* */ m_waveformat.wFormatTag=WAVE_FORMAT_PCM; m_waveformat.nChannels=1; m_waveformat.nSamplesPerSec=8000; m_waveformat.nAvgBytesPerSec=8000; m_waveformat.nBlockAlign=1; m_waveformat.wBitsPerSample=8; //硌隅翹秞跡宒 m_waveformat.cbSize=0; pWaveHdr1 =(WAVEHDR*)malloc(sizeof(WAVEHDR)); pWaveHdr2 =(WAVEHDR*)malloc(sizeof(WAVEHDR)); pbuf1 = 0x00; pbuf2 = 0x00; m_hMmio = 0x00; } CWaveFileEx::~CWaveFileEx() { StopPlayWav(); free(pWaveHdr1); free(pWaveHdr2); if(pbuf1 != 0x00) { delete[] pbuf1; } if(pbuf2 != 0x00) delete[] pbuf2; pbuf1 = 0x00; pbuf2 = 0x00; } void CWaveFileEx::GetLastErrorMsg(LPCTSTR flag) { LPVOID lpMsgBuf; FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, NULL, GetLastError(), MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language (LPTSTR) &lpMsgBuf, 0, NULL ); MessageBox(NULL,(LPCTSTR)lpMsgBuf,flag,0); } void CWaveFileEx::SelectDevNo(int devno) { m_devNo = devno; } DWORD CWaveFileEx::getWaveLen_Size() { return m_waveLength; } DWORD CWaveFileEx::getWaveLen_Time() { return m_waveLength/8000; } bool CWaveFileEx::RecordWav(LPSTR filename,int devno) { MMRESULT hr = 0x00; assert(filename); strcpy(m_fileName,filename); this->m_devNo = devno; int devcount = waveInGetNumDevs(); assert(devcount>0); assert(devno<devcount); hr = waveInOpen(&m_hWi,m_devNo, &m_waveformat, (DWORD)m_hWnd, 0, CALLBACK_WINDOW); if(hr != MMSYSERR_NOERROR ) { MessageBox(NULL,_T("wave in open failed!"),_T("error"),0); return false; } pbuf1 =new BYTE[m_dwSize]; if(pbuf1 == NULL) return false; if(!pWaveHdr1) return false; pWaveHdr1->lpData = (char*)pbuf1; pWaveHdr1->dwBufferLength=m_dwSize; pWaveHdr1->dwBytesRecorded=0; pWaveHdr1->dwUser=0; pWaveHdr1->dwFlags=0; pWaveHdr1->dwLoops=1; pWaveHdr1->lpNext=NULL; pWaveHdr1->reserved=0; pbuf2 =new BYTE[m_dwSize]; if(pbuf2 == NULL) return false; if(!pWaveHdr2) return false; pWaveHdr2->lpData = (char*)pbuf2; pWaveHdr2->dwBufferLength=m_dwSize; pWaveHdr2->dwBytesRecorded=0; pWaveHdr2->dwUser=0; pWaveHdr2->dwFlags=0; pWaveHdr2->dwLoops=1; pWaveHdr2->lpNext=NULL; pWaveHdr2->reserved=0; if(!m_hWi) return false; waveInPrepareHeader(m_hWi,pWaveHdr1,sizeof(WAVEHDR)); waveInPrepareHeader(m_hWi,pWaveHdr2,sizeof(WAVEHDR)); return true; } bool CWaveFileEx::CreateWaveFile(void) { try { if(this->m_hMmio) { m_hMmio = 0x00; } this->m_hMmio = ::mmioOpen(this->m_fileName,NULL, MMIO_CREATE|MMIO_WRITE|MMIO_EXCLUSIVE | MMIO_ALLOCBUF); if(this->m_hMmio == NULL) return false; ZeroMemory(&m_mmInfoParent,sizeof(m_mmInfoParent)); m_mmInfoParent.fccType = mmioFOURCC('W','A','V','E'); MMRESULT mmResult = mmioCreateChunk(this->m_hMmio,&m_mmInfoParent,MMIO_CREATERIFF); if(mmResult ==MMIOERR_CANNOTSEEK) { GetLastErrorMsg("mmioFourcc(\"wave 1\")"); return false; } if(mmResult ==MMIOERR_CANNOTWRITE) { GetLastErrorMsg("mmioFourcc(\"wave 2\")"); return false; } ZeroMemory(&m_mmInfoChild,sizeof(m_mmInfoChild)); m_mmInfoChild.ckid = mmioFOURCC('f','m','t',' '); m_mmInfoChild.cksize = sizeof(WAVEFORMATEX)+ m_waveformat.cbSize; mmResult = mmioCreateChunk(this->m_hMmio,&m_mmInfoChild,0); if(mmResult ==MMIOERR_CANNOTSEEK) { GetLastErrorMsg("mmioFourcc(\"fmt 1\")"); return false; } if(mmResult ==MMIOERR_CANNOTWRITE) { GetLastErrorMsg("mmioFourcc(\"fmt 2\")"); return false; } mmResult = mmioWrite(this->m_hMmio,(char*)&this->m_waveformat, sizeof(WAVEFORMATEX) + this->m_waveformat.cbSize); if(mmResult == -1) { GetLastErrorMsg("mmioWrite"); return false; } mmResult = mmioAscend(this->m_hMmio,&m_mmInfoChild,0); if(mmResult == MMIOERR_CANNOTSEEK) { GetLastErrorMsg("mmioAscend _seek"); return false; } if(mmResult ==MMIOERR_CANNOTWRITE ) { GetLastErrorMsg("mmioAscend _write"); return false; } m_mmInfoChild.ckid = mmioFOURCC('d','a','t','a'); mmResult = mmioCreateChunk(this->m_hMmio,&m_mmInfoChild,0); if(mmResult ==MMIOERR_CANNOTSEEK) { GetLastErrorMsg("mmioFourcc(\"data 1\")"); return false; } if(mmResult ==MMIOERR_CANNOTWRITE) { GetLastErrorMsg("mmioFourcc(\"data 2\")"); return false; } return true; } catch(...) { return false; } } bool CWaveFileEx::Write(char* data,DWORD dwlen) { DWORD len= 0; len = mmioWrite(this->m_hMmio,data,dwlen); if(len <=0 ) return false; return true; } void CWaveFileEx::MmWimOpen(