wav播放类

// Sun.cpp: implementation of the WavePlay class. // ////////////////////////////////////////////////////////////////////// #include "stdafx.h" #include "WavePlay.h" #ifdef _DEBUG #undef THIS_FILE static char THIS_FILE[] = __FILE__; #define new DEBUG_NEW #endif ////////////////////////////////////////////////////////////////////// // Construction/Destruction ////////////////////////////////////////////////////////////////////// WavePlay::WavePlay() { the3Flage = true; the2Flage1 = false; the2Flage2 = false; mPlayState.isPlaied = false; mPlayState.isLoopFileEnd = false; mPlayState.nowisfileno = 0; once = false; bPlay = false; DataSize = 0; DataSize1 = 0; hData = 0; hData1 = 0; hWaveOut = NULL; lpData = NULL; lpData1 = NULL; OpenFlage = 0; bPause = false; bPlay2Pause = false; bPlay3Pause = false; } WavePlay::~WavePlay() { if (1 == OpenFlage)//无重放的文件 { if (hWaveOut) { waveOutReset(hWaveOut); waveOutClose(hWaveOut); waveOutUnprepareHeader(hWaveOut, &WaveHead, sizeof(WAVEHDR)); } if (lpData) { LocalUnlock(hData); lpData = NULL; } if (hData) { GlobalFree(hData); hData = NULL; } OpenFlage = 0; DataSize = 0; } else if (2 == OpenFlage)//有重放的文件 { if (hWaveOut) { waveOutReset(hWaveOut); waveOutClose(hWaveOut); waveOutUnprepareHeader(hWaveOut, &WaveHead, sizeof(WAVEHDR)); } if (lpData1) { LocalUnlock(hData1); lpData1 = NULL; } if (hData1) { GlobalFree(hData1); hData1 = NULL; } OpenFlage = 0; DataSize1 = 0; } once = false; bPlay = false; Sleep(100); } int WavePlay::Open(LPCTSTR name, bool Loop) { if (OpenFlage)//如果已经打开过了就返回 OpenFlage=1 or OpenFlage=3 { TRACE("FILE IS OPEND!\n"); return -1; } HMMIO hMmio = NULL; MMCKINFO pinfo; MMCKINFO cinfo; if (hMmio) Close(); //打开WAV文件，返回一个HMMIO句柄 hMmio = mmioOpen((LPTSTR) name, NULL, MMIO_READ); if (!hMmio) return FALSE; if (Loop) OpenFlage = 3;//第三种情况 单个循环 else OpenFlage = 1;//不循环情况 //查找父块“wave” pinfo.fccType = mmioFOURCC('W', 'A', 'V', 'E'); if (mmioDescend(hMmio, &pinfo, NULL, MMIO_FINDRIFF)) goto FALSE_END; //查找子块"fmt" parent"riff" cinfo.ckid = mmioFOURCC('f', 'm', 't', ' '); if (mmioDescend(hMmio, &cinfo, NULL, MMIO_FINDCHUNK)) goto FALSE_END; mmioRead(hMmio, (LPSTR) & pFormat, sizeof(PCMWAVEFORMAT));//cinfo.cksize if (pFormat.wf.wFormatTag != WAVE_FORMAT_PCM) goto FALSE_END; //跳入块"FMT" mmioAscend(hMmio, &cinfo, 0); //查找数据块 cinfo.ckid = mmioFOURCC('d', 'a', 't', 'a'); if (mmioDescend(hMmio, &cinfo, &pinfo, MMIO_FINDCHUNK)) goto FALSE_END; DataSize = cinfo.cksize; //读取数据 hData = GlobalAlloc(GMEM_MOVEABLE | GMEM_SHARE, DataSize); lpData = (UINT32 *) GlobalLock(hData); if (!hData || !lpData) goto FALSE_END; if (mmioRead(hMmio, (HPSTR) lpData, DataSize) != (LRESULT) DataSize) goto FALSE_END; //close and return mmioClose(hMmio, MMIO_FHOPEN); return TRUE; FALSE_END: if (hMmio) mmioClose(hMmio, MMIO_FHOPEN); if (lpData) LocalUnlock(hData); if (hData) GlobalFree(hData); memset(this, 0, sizeof(WavePlay)); return FALSE; } int WavePlay::Play(bool bStartplay) { if (1 == OpenFlage)//单个文件不重复播放 { Play1(bStartplay); return 1; } else if (2 == OpenFlage)//后一个文件重复播放 { Play2(bStartplay); return 2; } else if (3 == OpenFlage)//单个文件重复播放 { Play3(bStartplay); return 3; } else { TRACE("没有打开文件, OpenFlag = %d\n", OpenFlage); return -1; } } int WavePlay::Stop() { //if(1 == ) return !waveOutReset(hWaveOut); } int WavePlay::Close(int no) { if (1 == no)//重复中不重复的文件 { if (lpData1 != NULL) { if (hWaveOut) { waveOutReset(hWaveOut); waveOutClose(hWaveOut); waveOutUnprepareHeader(hWaveOut, &WaveHead, sizeof(WAVEHDR)); } } if (lpData1) { LocalUnlock(hData1); lpData1 = NULL; } if (hData1) { GlobalFree(hData1); hData1 = NULL; } return 1; } if (2 == no)//要重复的第二个文件 { if (hWaveOut) { waveOutReset(hWaveOut); waveOutClose(hWaveOut); waveOutUnprepareHeader(hWaveOut, &WaveHead, sizeof(WAVEHDR)); } if (lpData1) { LocalUnlock(hData1); lpData1 = NULL; } if (hData1) { GlobalFree(hData1); hData1 = NULL; } if (lpData) { LocalUnlock(hData); lpData = NULL; } if (hData) { GlobalFree(hData); hData = NULL; } return 2; } //if(3 == no || 1 == no) { if (hWaveOut) { waveOutReset(hWaveOut); waveOutClose(hWaveOut); waveOutUnprepareHeader(hWaveOut, &WaveHead, sizeof(WAVEHDR)); } if (lpData) { LocalUnlock(hData); lpData = NULL; } if (hData) { GlobalFree(hData); hData = NULL; } return 3; } return 0; } int WavePlay::Open(LPCTSTR name1, LPCTSTR name2, bool Loop) { if (OpenFlage == 2)//如果已经打开过了就返回 { TRACE("FILE IS OPEND!\n"); return 2; } HMMIO hMmio = NULL; MMCKINFO pinfo; MMCKINFO cinfo; if (hMmio) Close(); //打开WAV文件1，返回一个HMMIO句柄 hMmio = mmioOpen((LPTSTR) name1, NULL, MMIO_READ); if (!hMmio) return FALSE; OpenFlage = 1; //查找父块“wave” pinfo.fccType = mmioFOURCC('W', 'A', 'V', 'E'); if (mmioDescend(hMmio, &pinfo, NULL, MMIO_FINDRIFF)) goto FALSE_END1; //查找子块"fmt" parent"riff" cinfo.ckid = mmioFOURCC('f', 'm', 't', ' '); if (mmioDescend(hMmio, &cinfo, NULL, MMIO_FINDCHUNK)) goto FALSE_END1; mmioRead(hMmio, (LPSTR) & pFormat, sizeof(PCMWAVEFORMAT));//cinfo.cksize if (pFormat.wf.wFormatTag != WAVE_FORMAT_PCM) goto FALSE_END1; //跳入块"FMT" mmioAscend(hMmio, &cinfo, 0); //查找数据块 cinfo.ckid = mmioFOURCC('d', 'a', 't', 'a'); if (mmioDescend(hMmio, &cinfo, &pinfo, MMIO_FINDCHUNK)) goto FALSE_END1; DataSize = cinfo.cksize; //读取数据 hData = GlobalAlloc(GMEM_MOVEABLE | GMEM_SHARE, DataSize); lpData = (UINT32 *) GlobalLock(hData); if (!hData || !lpData) goto FALSE_END1; if (mmioRead(hMmio, (HPSTR) lpData, DataSize) != (LRESULT) DataSize) goto FALSE_END1; //close and return mmioClose(hMmio, MMIO_FHOPEN); //+++++++++++++++++++++++++++ //打开下一个WAV文件，返回一个HMMIO句柄 hMmio = mmioOpen((LPTSTR) name2, NULL, MMIO_READ); if (!hMmio) return FALSE; OpenFlage = 2; //查找父块“wave” pinfo.fccType = mmioFOURCC('W', 'A', 'V', 'E'); if (mmioDescend(hMmio, &pinfo, NULL, MMIO_FINDRIFF)) goto FALSE_END2; //查找子块"fmt" parent"riff" cinfo.ckid = mmioFOURCC('f', 'm', 't', ' '); if (mmioDescend(hMmio, &cinfo, NULL, MMIO_FINDCHUNK)) goto FALSE_END2; mmioRead(hMmio, (LPSTR) & pFormat1, sizeof(PCMWAVEFORMAT));//cinfo.cksize if (pFormat1.wf.wFormatTag != WAVE_FORMAT_PCM) goto FALSE_END2; //跳入块"FMT" mmioAscend(hMmio, &cinfo, 0); //查找数据块 cinfo.ckid = mmioFOURCC('d', 'a', 't', 'a'); if (mmioDescend(hMmio, &cinfo, &pinfo, MMIO_FINDCHUNK)) goto FALSE_END2; DataSize1 = cinfo.cksize; //读取数据 hData1 = GlobalAlloc(GMEM_MOVEABLE | GMEM_SHARE, DataSize1); lpData1 = (UINT32 *) GlobalLock(hData1); if (!hData1 || !lpData1) goto FALSE_END2; if (mmioRead(hMmio, (HPSTR) lpData1, DataSize1) != (LRESULT) DataSize1) goto FALSE_END2; //close and return mmioClose(hMmio, MMIO_FHOPEN); return TRUE; FALSE_END1: if (hMmio) mmioClose(hMmio, MMIO_FHOPEN); if (lpData1) LocalUnlock(hData1); if (hData1) GlobalFree(hData1); memset(this, 0, sizeof(WavePlay)); return FALSE; FALSE_END2: if (hMmio) mmioClose(hMmio, MMIO_FHOPEN); if (lpData1) LocalUnlock(hData1); if (hData1) GlobalFree(hData1); memset(this, 0, sizeof(WavePlay)); return FALSE;