playsound.c File Reference

#include "winemm.h"
#include <winternl.h>
#include <userenv.h>

Include dependency graph for playsound.c:

Go to the source code of this file.

Classes
struct	tagWINE_PLAYSOUND
struct	playsound_data

Typedefs
typedef struct tagWINE_PLAYSOUND	WINE_PLAYSOUND

Functions
	WINE_DEFAULT_DEBUG_CHANNEL (winmm)
static DWORD	PlaySound_ExpandEnvironmentStrings (LPCWSTR lpSrc, LPWSTR lpDst, DWORD nSize)
static HMMIO	get_mmioFromFile (LPCWSTR lpszName)
static HMMIO	get_mmioFromProfile (UINT uFlags, LPCWSTR lpszName)
static HMMIO	PlaySound_GetMMIO (LPCWSTR pszSound, HMODULE hMod, DWORD fdwSound)
static void CALLBACK	PlaySound_Callback (HWAVEOUT hwo, UINT uMsg, DWORD_PTR dwInstance, DWORD_PTR dwParam1, DWORD_PTR dwParam2)
static void	PlaySound_WaitDone (struct playsound_data *s)
static BOOL	PlaySound_IsString (DWORD fdwSound, const void *psz)
static void	PlaySound_Free (WINE_PLAYSOUND *wps)
static WINE_PLAYSOUND *	PlaySound_AllocAndGetMMIO (const void *pszSound, HMODULE hmod, DWORD fdwSound, BOOL bUnicode)
static BOOL	proc_PlaySound (WINE_PLAYSOUND *wps)
static DWORD WINAPI	PlaySoundAsyncThreadProc (LPVOID lpParameter)
static BOOL	proc_PlaySoundAsync (WINE_PLAYSOUND *wps)
static BOOL	MULTIMEDIA_PlaySound (const void *pszSound, HMODULE hmod, DWORD fdwSound, BOOL bUnicode)
BOOL WINAPI	PlaySoundA (LPCSTR pszSoundA, HMODULE hmod, DWORD fdwSound)
BOOL WINAPI	PlaySoundW (LPCWSTR pszSoundW, HMODULE hmod, DWORD fdwSound)
BOOL WINAPI	sndPlaySoundA (LPCSTR pszSoundA, UINT uFlags)
BOOL WINAPI	sndPlaySoundW (LPCWSTR pszSound, UINT uFlags)
UINT WINAPI	mmsystemGetVersion (void)

Variables
static WINE_PLAYSOUND *	PlaySoundCurrent
static BOOL	bPlaySoundStop

Typedef Documentation

WINE_PLAYSOUND

typedef struct tagWINE_PLAYSOUND WINE_PLAYSOUND

Function Documentation

get_mmioFromFile()

static HMMIO get_mmioFromFile ( LPCWSTR  lpszName )

static

Definition at line 98 of file playsound.c.

{
    HMMIO       ret;
    WCHAR       buf[256];
    LPWSTR      dummy;
 
    ret = mmioOpenW((LPWSTR)lpszName, NULL,
                    MMIO_ALLOCBUF | MMIO_READ | MMIO_DENYWRITE);
    if (ret != 0) return ret;
    if (SearchPathW(NULL, lpszName, L".wav", ARRAY_SIZE(buf), buf, &dummy))
    {
        return mmioOpenW(buf, NULL,
                         MMIO_ALLOCBUF | MMIO_READ | MMIO_DENYWRITE);
    }
    return 0;
}

Referenced by PlaySound_GetMMIO().

get_mmioFromProfile()

static HMMIO get_mmioFromProfile ( UINT  uFlags, LPCWSTR  lpszName  )

static

Definition at line 115 of file playsound.c.

{
    WCHAR str[128];
    LPWSTR ptr, pszSnd;
    HMMIO hmmio;
    HKEY hUserKey, hRegSnd, hRegApp, hScheme, hSnd;
    DWORD err, type, count;
    BOOL bIsDefault;
 
    TRACE("searching in SystemSound list for %s\n", debugstr_w(lpszName));
 
    bIsDefault = (_wcsicmp(lpszName, L"SystemDefault") == 0);
 
    GetProfileStringW(L"Sounds",
                      bIsDefault ? L"Default" : lpszName,
                      L"",
                      str,
                      ARRAY_SIZE(str));
    if (!*str)
        goto Next;
 
    for (ptr = str; *ptr && *ptr != L','; ptr++);
 
    if (*ptr)
        *ptr = UNICODE_NULL;
 
    hmmio = mmioOpenW(str, NULL, MMIO_ALLOCBUF | MMIO_READ | MMIO_DENYWRITE);
    if (hmmio)
        return hmmio;
 
Next:
    /* we look up the registry under
     *      HKCU\AppEvents\Schemes\Apps\.Default
     *      HKCU\AppEvents\Schemes\Apps<AppName>
     */
    err = RegOpenCurrentUser(KEY_READ, &hUserKey);
    if (err == ERROR_SUCCESS)
    {
        err = RegOpenKeyW(hUserKey, L"AppEvents\\Schemes\\Apps", &hRegSnd);
        RegCloseKey(hUserKey);
    }
 
    if (err != ERROR_SUCCESS)
        goto None;
 
    if (uFlags & SND_APPLICATION)
    {
        DWORD len;
 
        err = ERROR_FILE_NOT_FOUND; /* error */
        len = GetModuleFileNameW(NULL, str, ARRAY_SIZE(str));
        if (len > 0 && len < ARRAY_SIZE(str))
        {
            for (ptr = str + lstrlenW(str) - 1; ptr >= str; ptr--)
            {
                if (*ptr == L'.')
                    *ptr = UNICODE_NULL;
 
                if (*ptr == L'\\')
                {
                    err = RegOpenKeyW(hRegSnd, ptr + 1, &hRegApp);
                    break;
                }
            }
        }
    }
    else
    {
        err = RegOpenKeyW(hRegSnd, L".Default", &hRegApp);
    }
 
    RegCloseKey(hRegSnd);
 
    if (err != ERROR_SUCCESS)
        goto None;
 
    err = RegOpenKeyW(hRegApp,
                      bIsDefault ? L".Default" : lpszName,
                      &hScheme);
 
    RegCloseKey(hRegApp);
 
    if (err != ERROR_SUCCESS)
        goto None;
    
    err = RegOpenKeyW(hScheme, L".Current", &hSnd);
 
    RegCloseKey(hScheme);
 
    if (err != ERROR_SUCCESS)
        goto None;
 
    count = sizeof(str);
    err = RegQueryValueExW(hSnd, NULL, 0, &type, (LPBYTE)str, &count);
 
    RegCloseKey(hSnd);
 
    if (err != ERROR_SUCCESS || !*str)
        goto None;
 
    if (type == REG_EXPAND_SZ)
    {
        count = PlaySound_ExpandEnvironmentStrings(str, NULL, 0);
        if (count == 0)
            goto None;
 
        pszSnd = HeapAlloc(GetProcessHeap(), 0, count * sizeof(WCHAR));
        if (!pszSnd)
            goto None;
 
        if (PlaySound_ExpandEnvironmentStrings(str, pszSnd, count) == 0)
        {
            HeapFree(GetProcessHeap(), 0, pszSnd);
            goto None;
        }
    }
    else if (type == REG_SZ)
    {
        /* The type is REG_SZ, no need to expand */
        pszSnd = str;
    }
    else
    {
        /* Invalid type */
        goto None;
    }
 
    hmmio = mmioOpenW(pszSnd, NULL, MMIO_ALLOCBUF | MMIO_READ | MMIO_DENYWRITE);
 
    if (type == REG_EXPAND_SZ)
        HeapFree(GetProcessHeap(), 0, pszSnd);
 
    if (hmmio)
        return hmmio;
 
None:
    WARN("can't find SystemSound=%s !\n", debugstr_w(lpszName));
    return NULL;
}

Referenced by PlaySound_GetMMIO().

mmsystemGetVersion()

UINT WINAPI mmsystemGetVersion

(

void

)

Definition at line 735 of file playsound.c.

{
    TRACE("3.10 (Win95?)\n");
    return 0x030a;
}

MULTIMEDIA_PlaySound()

static BOOL MULTIMEDIA_PlaySound ( const void *  pszSound, HMODULE  hmod, DWORD  fdwSound, BOOL  bUnicode  )

static

Definition at line 645 of file playsound.c.

{
    WINE_PLAYSOUND*     wps = NULL;
 
    TRACE("pszSound='%p' hmod=%p fdwSound=%08X\n",
          pszSound, hmod, fdwSound);
 
    /* SND_NOWAIT is ignored in w95/2k/xp. */
    if ((fdwSound & SND_NOSTOP) && PlaySoundCurrent != NULL)
        return FALSE;
 
    /* alloc internal structure, if we need to play something */
    if (pszSound && !(fdwSound & SND_PURGE))
    {
        if (!(wps = PlaySound_AllocAndGetMMIO(pszSound, hmod, fdwSound, bUnicode)))
            return FALSE;
    }
 
    EnterCriticalSection(&WINMM_cs);
    /* since several threads can enter PlaySound in parallel, we're not
     * sure, at this point, that another thread didn't start a new playsound
     */
    while (PlaySoundCurrent != NULL)
    {
        ResetEvent(psLastEvent);
        /* FIXME: doc says we have to stop all instances of pszSound if it's non
         * NULL... as of today, we stop all playing instances */
        bPlaySoundStop = TRUE;
        if (PlaySoundCurrent->hWave)
            waveOutReset(PlaySoundCurrent->hWave);
 
        LeaveCriticalSection(&WINMM_cs);
        WaitForSingleObject(psLastEvent, INFINITE);
        EnterCriticalSection(&WINMM_cs);
 
        bPlaySoundStop = FALSE;
    }
 
    PlaySoundCurrent = wps;
    LeaveCriticalSection(&WINMM_cs);
 
    if (!wps) return TRUE;
 
    if (fdwSound & SND_ASYNC)
    {
        wps->bLoop = (fdwSound & SND_LOOP) ? TRUE : FALSE;
        
        return proc_PlaySoundAsync(wps);
    }
    
    return proc_PlaySound(wps);
}

Referenced by PlaySoundA(), PlaySoundW(), sndPlaySoundA(), and sndPlaySoundW().

PlaySound_AllocAndGetMMIO()

static WINE_PLAYSOUND * PlaySound_AllocAndGetMMIO ( const void *  pszSound, HMODULE  hmod, DWORD  fdwSound, BOOL  bUnicode  )

static

Definition at line 438 of file playsound.c.

{
    BOOL bIsString;
    LPCWSTR pszSoundW;
    UNICODE_STRING usBuffer;
    WINE_PLAYSOUND* wps;
 
    bIsString = PlaySound_IsString(fdwSound, pszSound);
 
    if (bIsString && !bUnicode)
    {
        RtlCreateUnicodeStringFromAsciiz(&usBuffer, pszSound);
        if (!usBuffer.Buffer)
            return NULL;
 
        pszSoundW = usBuffer.Buffer;
    }
    else
    {
        pszSoundW = pszSound;
    }
 
    wps = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*wps));
    if (wps)
    {
        /* construct an MMIO stream (either in memory, or from a file) */
        wps->hmmio = PlaySound_GetMMIO(pszSoundW, hmod, fdwSound);
        if (!wps->hmmio)
        {
            PlaySound_Free(wps);
            wps = NULL;
        }
    }
 
    if (bIsString && !bUnicode)
        RtlFreeUnicodeString(&usBuffer);
 
    return wps;
}

Referenced by MULTIMEDIA_PlaySound().

PlaySound_Callback()

static void CALLBACK PlaySound_Callback ( HWAVEOUT  hwo, UINT  uMsg, DWORD_PTR  dwInstance, DWORD_PTR  dwParam1, DWORD_PTR  dwParam2  )

static

Definition at line 373 of file playsound.c.

{
    struct playsound_data*  s = (struct playsound_data*)dwInstance;
 
    switch (uMsg) {
    case WOM_OPEN:
    case WOM_CLOSE:
        break;
    case WOM_DONE:
        InterlockedIncrement(&s->dwEventCount);
        TRACE("Returning waveHdr=%lx\n", dwParam1);
        SetEvent(s->hEvent);
        break;
    default:
        ERR("Unknown uMsg=%d\n", uMsg);
    }
}

Referenced by proc_PlaySound().

PlaySound_ExpandEnvironmentStrings()

static DWORD PlaySound_ExpandEnvironmentStrings ( LPCWSTR  lpSrc, LPWSTR  lpDst, DWORD  nSize  )

static

Definition at line 44 of file playsound.c.

{
    HANDLE hToken;
    DWORD dwError;
    DWORD dwLength = 0;
 
    if (!OpenThreadToken(GetCurrentThread(),
                         TOKEN_QUERY | TOKEN_IMPERSONATE | TOKEN_DUPLICATE,
                         TRUE,
                         &hToken))
    {
        dwError = GetLastError();
 
        if (dwError == ERROR_NO_TOKEN)
        {
            /* We are not impersonating, forward this to ExpandEnvironmentStrings */
            return ExpandEnvironmentStringsW(lpSrc, lpDst, nSize);
        }
 
        ERR("OpenThreadToken failed (0x%x)\n", dwError);
        return 0;
    }
 
    if (!ExpandEnvironmentStringsForUserW(hToken, lpSrc, lpDst, nSize))
    {
        dwError = GetLastError();
 
        if (dwError == ERROR_INSUFFICIENT_BUFFER || nSize == 0)
        {
            /* The buffer is too small, find the required buffer size.
             * NOTE: ExpandEnvironmentStringsForUser doesn't support retrieving buffer size. */
            WCHAR szExpanded[1024];
 
            if (ExpandEnvironmentStringsForUserW(hToken, lpSrc, szExpanded, ARRAY_SIZE(szExpanded)))
            {
                /* We success, return the required buffer size */
                dwLength = lstrlenW(szExpanded) + 1;
                goto Cleanup;
            }
        }
 
        ERR("ExpandEnvironmentStringsForUser failed (0x%x)\n", dwError);
    }
    else
    {
        /* We success, return the size of the string */
        dwLength = lstrlenW(lpDst) + 1;
    }
 
Cleanup:
    CloseHandle(hToken);
    return dwLength;
}

Referenced by get_mmioFromProfile().

PlaySound_Free()

static void PlaySound_Free ( WINE_PLAYSOUND *  wps )

static

Definition at line 428 of file playsound.c.

{
    EnterCriticalSection(&WINMM_cs);
    PlaySoundCurrent = NULL;
    SetEvent(psLastEvent);
    LeaveCriticalSection(&WINMM_cs);
    if (wps->hmmio) mmioClose(wps->hmmio, 0);
    HeapFree(GetProcessHeap(), 0, wps);
}

Referenced by PlaySound_AllocAndGetMMIO(), proc_PlaySound(), and proc_PlaySoundAsync().

PlaySound_GetMMIO()

static HMMIO PlaySound_GetMMIO ( LPCWSTR  pszSound, HMODULE  hMod, DWORD  fdwSound  )

static

Definition at line 255 of file playsound.c.

{
    BOOL bIsDefault = FALSE;
    HMMIO hmmio = NULL;
 
    TRACE("SoundName=%s !\n", debugstr_w(pszSound));
 
    if (fdwSound & SND_MEMORY)
    {
        PVOID data;
        MMIOINFO mminfo;
 
        /* NOTE: SND_RESOURCE has the SND_MEMORY bit set */
        if ((fdwSound & SND_RESOURCE) == SND_RESOURCE)
        {
            HRSRC hRes;
            HGLOBAL hGlob;
 
            hRes = FindResourceW(hMod, pszSound, L"WAVE");
            hGlob = LoadResource(hMod, hRes);
            if (!hRes || !hGlob)
                goto Quit;
 
            data = LockResource(hGlob);
            FreeResource(hGlob);
            if (!data)
                goto Quit;
        }
        else
        {
            data = (PVOID)pszSound;
        }
        
        ZeroMemory(&mminfo, sizeof(mminfo));
        mminfo.fccIOProc = FOURCC_MEM;
        mminfo.pchBuffer = data;
        mminfo.cchBuffer = -1; /* FIXME: when a resource, could grab real size */
 
        TRACE("Memory sound %p\n", data);
 
        hmmio = mmioOpenW(NULL, &mminfo, MMIO_READ);
    }
    else if (fdwSound & SND_ALIAS)
    {
        LPCWSTR pszName;
 
        /* NOTE: SND_ALIAS_ID has the SND_ALIAS bit set */
        if ((fdwSound & SND_ALIAS_ID) == SND_ALIAS_ID)
        {
            if (pszSound == (LPCWSTR)SND_ALIAS_SYSTEMASTERISK)
                pszName = L"SystemAsterisk";
            else if (pszSound == (LPCWSTR)SND_ALIAS_SYSTEMDEFAULT)
                pszName = L"SystemDefault";
            else if (pszSound == (LPCWSTR)SND_ALIAS_SYSTEMEXCLAMATION)
                pszName = L"SystemExclamation";
            else if (pszSound == (LPCWSTR)SND_ALIAS_SYSTEMEXIT)
                pszName = L"SystemExit";
            else if (pszSound == (LPCWSTR)SND_ALIAS_SYSTEMHAND)
                pszName = L"SystemHand";
            else if (pszSound == (LPCWSTR)SND_ALIAS_SYSTEMQUESTION)
                pszName = L"SystemQuestion";
            else if (pszSound == (LPCWSTR)SND_ALIAS_SYSTEMSTART)
                pszName = L"SystemStart";
            else if (pszSound == (LPCWSTR)SND_ALIAS_SYSTEMWELCOME)
                pszName = L"SystemWelcome";
            else
                goto Quit;
        }
        else
        {
            pszName = pszSound;
        }
 
        bIsDefault = (_wcsicmp(pszName, L"SystemDefault") == 0);
        hmmio = get_mmioFromProfile(fdwSound, pszName);
    }
    else if (fdwSound & SND_FILENAME)
    {
        hmmio = get_mmioFromFile(pszSound);
    }
    else
    {
        hmmio = get_mmioFromProfile(fdwSound, pszSound);
        if (!hmmio)
            hmmio = get_mmioFromFile(pszSound);
    }
 
Quit:
    if (!hmmio && !(fdwSound & SND_NODEFAULT))
    {
        if (fdwSound & SND_APPLICATION)
        {
            if (!bIsDefault)
            {
                /* Find application-defined default sound */
                hmmio = get_mmioFromProfile(fdwSound, L"SystemDefault");
                if (hmmio)
                    return hmmio;
            }
 
            /* Find system default sound */
            hmmio = get_mmioFromProfile(fdwSound & ~SND_APPLICATION, L"SystemDefault");
        }
        else if (!bIsDefault)
        {
            hmmio = get_mmioFromProfile(fdwSound, L"SystemDefault");
        }
    }
 
    return hmmio;
}

Referenced by PlaySound_AllocAndGetMMIO().

PlaySound_IsString()

static BOOL PlaySound_IsString ( DWORD  fdwSound, const void *  psz  )

static

Definition at line 403 of file playsound.c.

{
    /* SND_RESOURCE is 0x40004 while
     * SND_MEMORY is 0x00004
     */
    switch (fdwSound & (SND_RESOURCE | SND_ALIAS_ID | SND_FILENAME))
    {
        case SND_RESOURCE:
            return HIWORD(psz) != 0; /* by name or by ID ? */
 
        case SND_ALIAS_ID:
        case SND_MEMORY:
            return FALSE;
 
        case SND_ALIAS:
        case SND_FILENAME:
        case 0:
            return TRUE;
 
        default:
            FIXME("WTF\n");
            return FALSE;
    }
}

Referenced by PlaySound_AllocAndGetMMIO().

PlaySound_WaitDone()

static void PlaySound_WaitDone ( struct playsound_data *  s )

static

Definition at line 393 of file playsound.c.

{
    for (;;) {
        if (InterlockedDecrement(&s->dwEventCount) >= 0) break;
        InterlockedIncrement(&s->dwEventCount);
 
        WaitForSingleObject(s->hEvent, INFINITE);
    }
}

Referenced by proc_PlaySound().

PlaySoundA()

BOOL WINAPI PlaySoundA	(	LPCSTR	pszSoundA,
		HMODULE	hmod,
		DWORD	fdwSound
	)

Definition at line 701 of file playsound.c.

{
    return MULTIMEDIA_PlaySound(pszSoundA, hmod, fdwSound, FALSE);
}

Referenced by test_PlaySound().

PlaySoundAsyncThreadProc()

static DWORD WINAPI PlaySoundAsyncThreadProc ( LPVOID  lpParameter )

static

Definition at line 617 of file playsound.c.

{
    WINE_PLAYSOUND *wps = (WINE_PLAYSOUND*)lpParameter;
 
    /* Play the sound */
    proc_PlaySound(wps);
 
    return 0;
}

Referenced by proc_PlaySoundAsync().

PlaySoundW()

BOOL WINAPI PlaySoundW	(	LPCWSTR	pszSoundW,
		HMODULE	hmod,
		DWORD	fdwSound
	)

Definition at line 709 of file playsound.c.

{
    return MULTIMEDIA_PlaySound(pszSoundW, hmod, fdwSound, TRUE);
}

Referenced by MCI_Sound(), OSK_Command(), CUserNotification::PlaySound(), PlaySoundWrapW(), StartSoundTest(), StopSoundTest(), TRASH_PlayEmptyRecycleBinSound(), and VolumeDlgProc().

proc_PlaySound()

static BOOL proc_PlaySound ( WINE_PLAYSOUND *  wps )

static

Definition at line 479 of file playsound.c.

{
    BOOL                bRet = FALSE;
    MMCKINFO            ckMainRIFF;
    MMCKINFO            mmckInfo;
    LPWAVEFORMATEX      lpWaveFormat = NULL;
    HWAVEOUT            hWave = 0;
    LPWAVEHDR           waveHdr = NULL;
    INT                 count, bufsize, left, index;
    struct playsound_data       s;
    LONG                r;
 
    s.hEvent = 0;
 
    if (mmioDescend(wps->hmmio, &ckMainRIFF, NULL, 0))
        goto errCleanUp;
 
    TRACE("ParentChunk ckid=%.4s fccType=%.4s cksize=%08X\n",
          (LPSTR)&ckMainRIFF.ckid, (LPSTR)&ckMainRIFF.fccType, ckMainRIFF.cksize);
 
    if ((ckMainRIFF.ckid != FOURCC_RIFF) ||
        (ckMainRIFF.fccType != mmioFOURCC('W', 'A', 'V', 'E')))
        goto errCleanUp;
 
    mmckInfo.ckid = mmioFOURCC('f', 'm', 't', ' ');
    if (mmioDescend(wps->hmmio, &mmckInfo, &ckMainRIFF, MMIO_FINDCHUNK))
        goto errCleanUp;
 
    TRACE("Chunk Found ckid=%.4s fccType=%08x cksize=%08X\n",
          (LPSTR)&mmckInfo.ckid, mmckInfo.fccType, mmckInfo.cksize);
 
    lpWaveFormat = HeapAlloc(GetProcessHeap(), 0, mmckInfo.cksize);
    if (!lpWaveFormat)
        goto errCleanUp;
    r = mmioRead(wps->hmmio, (HPSTR)lpWaveFormat, mmckInfo.cksize);
    if (r < 0 || r < sizeof(PCMWAVEFORMAT))
        goto errCleanUp;
 
    TRACE("wFormatTag=%04X !\n",    lpWaveFormat->wFormatTag);
    TRACE("nChannels=%d\n",         lpWaveFormat->nChannels);
    TRACE("nSamplesPerSec=%d\n",    lpWaveFormat->nSamplesPerSec);
    TRACE("nAvgBytesPerSec=%d\n",   lpWaveFormat->nAvgBytesPerSec);
    TRACE("nBlockAlign=%d\n",       lpWaveFormat->nBlockAlign);
    TRACE("wBitsPerSample=%u !\n",  lpWaveFormat->wBitsPerSample);
 
    /* move to end of 'fmt ' chunk */
    mmioAscend(wps->hmmio, &mmckInfo, 0);
 
    mmckInfo.ckid = mmioFOURCC('d', 'a', 't', 'a');
    if (mmioDescend(wps->hmmio, &mmckInfo, &ckMainRIFF, MMIO_FINDCHUNK))
        goto errCleanUp;
 
    TRACE("Chunk Found ckid=%.4s fccType=%08x cksize=%08X\n",
          (LPSTR)&mmckInfo.ckid, mmckInfo.fccType, mmckInfo.cksize);
 
    s.hEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
    if (!s.hEvent || bPlaySoundStop)
        goto errCleanUp;
 
    if (waveOutOpen(&hWave, WAVE_MAPPER, lpWaveFormat, (DWORD_PTR)PlaySound_Callback,
                    (DWORD_PTR)&s, CALLBACK_FUNCTION) != MMSYSERR_NOERROR)
        goto errCleanUp;
 
    /* make it so that 3 buffers per second are needed */
    bufsize = (((lpWaveFormat->nAvgBytesPerSec / 3) - 1) / lpWaveFormat->nBlockAlign + 1) *
        lpWaveFormat->nBlockAlign;
    waveHdr = HeapAlloc(GetProcessHeap(), 0, 2 * sizeof(WAVEHDR) + 2 * bufsize);
    if (!waveHdr)
        goto errCleanUp;
    waveHdr[0].lpData = (char*)waveHdr + 2 * sizeof(WAVEHDR);
    waveHdr[1].lpData = (char*)waveHdr + 2 * sizeof(WAVEHDR) + bufsize;
    waveHdr[0].dwUser = waveHdr[1].dwUser = 0L;
    waveHdr[0].dwLoops = waveHdr[1].dwLoops = 0L;
    waveHdr[0].dwFlags = waveHdr[1].dwFlags = 0L;
    waveHdr[0].dwBufferLength = waveHdr[1].dwBufferLength = bufsize;
    if (waveOutPrepareHeader(hWave, &waveHdr[0], sizeof(WAVEHDR)) ||
        waveOutPrepareHeader(hWave, &waveHdr[1], sizeof(WAVEHDR))) {
        goto errCleanUp;
    }
 
    wps->hWave = hWave;
    s.dwEventCount = 1L; /* for first buffer */
    index = 0;
 
    do {
        left = mmckInfo.cksize;
 
        mmioSeek(wps->hmmio, mmckInfo.dwDataOffset, SEEK_SET);
        while (left)
        {
            if (bPlaySoundStop)
            {
                wps->bLoop = FALSE;
                break;
            }
            count = mmioRead(wps->hmmio, waveHdr[index].lpData, min(bufsize, left));
            if (count < 1) break;
            left -= count;
            waveHdr[index].dwBufferLength = count;
            if (waveOutWrite(hWave, &waveHdr[index], sizeof(WAVEHDR)) == MMSYSERR_NOERROR) {
                index ^= 1;
                PlaySound_WaitDone(&s);
            }
            else {
                ERR("Aborting play loop, waveOutWrite error\n");
                wps->bLoop = FALSE;
                break;
            }
        }
        bRet = TRUE;
    } while (wps->bLoop);
 
    PlaySound_WaitDone(&s); /* to balance first buffer */
    waveOutReset(hWave);
 
    waveOutUnprepareHeader(hWave, &waveHdr[0], sizeof(WAVEHDR));
    waveOutUnprepareHeader(hWave, &waveHdr[1], sizeof(WAVEHDR));
 
errCleanUp:
    TRACE("Done playing sound => %s!\n", bRet ? "ok" : "ko");
    HeapFree(GetProcessHeap(), 0, lpWaveFormat);
    if (hWave)
    {
        EnterCriticalSection(&WINMM_cs);
        /* the CS prevents a concurrent waveOutReset */
        wps->hWave = 0;
        LeaveCriticalSection(&WINMM_cs);
        while (waveOutClose(hWave) == WAVERR_STILLPLAYING)
            Sleep(100);
    }
    CloseHandle(s.hEvent);
    HeapFree(GetProcessHeap(), 0, waveHdr);
 
    PlaySound_Free(wps);
 
    return bRet;
}

Referenced by MULTIMEDIA_PlaySound(), and PlaySoundAsyncThreadProc().

proc_PlaySoundAsync()

static BOOL proc_PlaySoundAsync ( WINE_PLAYSOUND *  wps )

static

Definition at line 627 of file playsound.c.

{
    HANDLE hThread;
 
    /* Create a thread to play the sound asynchronously */
    hThread = CreateThread(NULL, 0, PlaySoundAsyncThreadProc, wps, 0, NULL);
    if (hThread)
    {
        SetThreadPriority(hThread, THREAD_PRIORITY_TIME_CRITICAL);
        CloseHandle(hThread);
        return TRUE;
    }
 
    /* Error cases */
    PlaySound_Free(wps);
    return FALSE;
}

Referenced by MULTIMEDIA_PlaySound().

sndPlaySoundA()

BOOL WINAPI sndPlaySoundA	(	LPCSTR	pszSoundA,
		UINT	uFlags
	)

Definition at line 717 of file playsound.c.

{
    uFlags &= SND_RESOURCE|SND_ALIAS_ID|SND_FILENAME|SND_ASYNC|SND_LOOP|SND_MEMORY|SND_NODEFAULT|SND_NOSTOP|SND_SYNC;
    return MULTIMEDIA_PlaySound(pszSoundA, 0, uFlags, FALSE);
}

Referenced by test_sndPlaySound().

sndPlaySoundW()

BOOL WINAPI sndPlaySoundW	(	LPCWSTR	pszSound,
		UINT	uFlags
	)

Definition at line 726 of file playsound.c.

{
    uFlags &= SND_RESOURCE|SND_ALIAS_ID|SND_FILENAME|SND_ASYNC|SND_LOOP|SND_MEMORY|SND_NODEFAULT|SND_NOSTOP|SND_SYNC;
    return MULTIMEDIA_PlaySound(pszSound, 0, uFlags, TRUE);
}

Referenced by test_sndPlaySound().

WINE_DEFAULT_DEBUG_CHANNEL()

WINE_DEFAULT_DEBUG_CHANNEL

(

winmm

)

Variable Documentation

bPlaySoundStop

BOOL bPlaySoundStop

static

Definition at line 41 of file playsound.c.

Referenced by MULTIMEDIA_PlaySound(), and proc_PlaySound().

PlaySoundCurrent

WINE_PLAYSOUND* PlaySoundCurrent

static

Definition at line 40 of file playsound.c.

Referenced by MULTIMEDIA_PlaySound(), and PlaySound_Free().