mciavi.c

Wine-20031016

/***************************************************************************
 * 				MCIAVI_mciPlay			[internal]
 */
static	DWORD	MCIAVI_mciPlay(UINT wDevID, DWORD dwFlags, LPMCI_PLAY_PARMS lpParms)
{
    WINE_MCIAVI*	wma = MCIAVI_mciGetOpenDev(wDevID);
    DWORD		tc;
    DWORD		frameTime;
    DWORD		delta;
    DWORD		dwRet;
    LPWAVEHDR		waveHdr = NULL;
    unsigned		i, nHdr = 0;
    DWORD		dwFromFrame, dwToFrame;

    TRACE("(%04x, %08lX, %p)\n", wDevID, dwFlags, lpParms);

    if (lpParms == NULL)	return MCIERR_NULL_PARAMETER_BLOCK;
    if (wma == NULL)		return MCIERR_INVALID_DEVICE_ID;

    if (!wma->hFile)		return MCIERR_FILE_NOT_FOUND;
    if (!wma->hWnd) 		return MCIERR_NO_WINDOW;

    wma->dwStatus = MCI_MODE_PLAY;

    if (!(dwFlags & MCI_WAIT)) {
	return MCI_SendCommandAsync(wma->openParms.wDeviceID, MCI_PLAY, dwFlags,
				    (DWORD)lpParms, sizeof(MCI_PLAY_PARMS));
    }

    ShowWindow(wma->hWnd, SW_SHOW);

    dwFromFrame = wma->dwCurrVideoFrame;
    dwToFrame = wma->dwPlayableVideoFrames - 1;

    if (lpParms && (dwFlags & MCI_FROM)) {
	dwFromFrame = MCIAVI_ConvertTimeFormatToFrame(wma, lpParms->dwFrom);
    }
    if (lpParms && (dwFlags & MCI_TO)) {
	dwToFrame = MCIAVI_ConvertTimeFormatToFrame(wma, lpParms->dwTo);
    }
    if (dwToFrame >= wma->dwPlayableVideoFrames)
	dwToFrame = wma->dwPlayableVideoFrames - 1;

    TRACE("Playing from frame=%lu to frame=%lu\n", dwFromFrame, dwToFrame);

    if (dwToFrame <= wma->dwCurrVideoFrame)
	return TRUE;
    wma->dwCurrVideoFrame = dwFromFrame;

    if (dwFlags & (MCI_DGV_PLAY_REPEAT|MCI_DGV_PLAY_REVERSE|MCI_MCIAVI_PLAY_WINDOW|MCI_MCIAVI_PLAY_FULLSCREEN))
	FIXME("Unsupported flag %08lx\n", dwFlags);

    /* time is in microseconds, we should convert it to milliseconds */
    frameTime = (wma->mah.dwMicroSecPerFrame + 500) / 1000;

    if (wma->lpWaveFormat) {
	if ((dwRet = MCIAVI_OpenAudio(wma, &nHdr, &waveHdr)) != 0)
	    goto cleanUp;
	/* fill the queue with as many wave headers as possible */
	MCIAVI_PlayAudioBlocks(wma, nHdr, waveHdr);
    }

    while (wma->dwStatus != MCI_MODE_STOP && wma->dwStatus != MCI_MODE_NOT_READY) {
	tc = GetTickCount();

	MCIAVI_DrawFrame(wma);

	if (wma->lpWaveFormat) {
	    MCIAVI_PlayAudioBlocks(wma, nHdr, waveHdr);
	    delta = GetTickCount() - tc;
	    WaitForSingleObject(wma->hEvent, (delta >= frameTime) ? 0 : frameTime - delta);
	}

	delta = GetTickCount() - tc;
	if (delta < frameTime)
	    Sleep(frameTime - delta);

	if (wma->dwCurrVideoFrame++ >= dwToFrame) {
	    wma->dwCurrVideoFrame--;
	    wma->dwStatus = MCI_MODE_STOP;
	}
    }

    if (wma->lpWaveFormat) {
	while (*(volatile DWORD*)&wma->dwEventCount != nHdr - 1) {
	    Sleep(100);
	}

	/* just to get rid of some race conditions between play, stop and pause */
	waveOutReset(wma->hWave);

	for (i = 0; i < nHdr; i++)
	    waveOutUnprepareHeader(wma->hWave, &waveHdr[i], sizeof(WAVEHDR));
    }

    dwRet = 0;
cleanUp:
    if (wma->lpWaveFormat) {
	HeapFree(GetProcessHeap(), 0, waveHdr);

	if (wma->hWave) {
	    waveOutClose(wma->hWave);
	    wma->hWave = 0;
	}
	CloseHandle(wma->hEvent);
    }

    if (lpParms && (dwFlags & MCI_NOTIFY)) {
	TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
	mciDriverNotify(HWND_32(LOWORD(lpParms->dwCallback)),
			wma->openParms.wDeviceID, MCI_NOTIFY_SUCCESSFUL);
    }

    wma->dwStatus = MCI_MODE_STOP;

    return dwRet;
}

/***************************************************************************
 * 				MCIAVI_mciRecord			[internal]
 */
static	DWORD	MCIAVI_mciRecord(UINT wDevID, DWORD dwFlags, LPMCI_DGV_RECORD_PARMS lpParms)
{
    WINE_MCIAVI*	wma = MCIAVI_mciGetOpenDev(wDevID);

    FIXME("(%04x, %08lX, %p) : stub\n", wDevID, dwFlags, lpParms);

    if (lpParms == NULL)	return MCIERR_NULL_PARAMETER_BLOCK;
    if (wma == NULL)		return MCIERR_INVALID_DEVICE_ID;

    wma->dwStatus = MCI_MODE_RECORD;
    return 0;
}

/***************************************************************************
 * 				MCIAVI_mciStop			[internal]
 */
static	DWORD	MCIAVI_mciStop(UINT wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
{
    WINE_MCIAVI*	wma = MCIAVI_mciGetOpenDev(wDevID);
    DWORD		dwRet = 0;

    TRACE("(%04x, %08lX, %p)\n", wDevID, dwFlags, lpParms);

    if (lpParms == NULL)	return MCIERR_NULL_PARAMETER_BLOCK;
    if (wma == NULL)		return MCIERR_INVALID_DEVICE_ID;

    switch (wma->dwStatus) {
    case MCI_MODE_PAUSE:
    case MCI_MODE_PLAY:
    case MCI_MODE_RECORD:
	{
	    int oldStat = wma->dwStatus;
	    wma->dwStatus = MCI_MODE_NOT_READY;
	    if (oldStat == MCI_MODE_PAUSE)
		dwRet = waveOutReset(wma->hWave);
	}
	while (wma->dwStatus != MCI_MODE_STOP)
	    Sleep(10);
	break;
    default:
	wma->dwStatus = MCI_MODE_STOP;
	break;
    }

    if ((dwFlags & MCI_NOTIFY) && lpParms) {
	mciDriverNotify(HWND_32(LOWORD(lpParms->dwCallback)),
			wma->openParms.wDeviceID, MCI_NOTIFY_SUCCESSFUL);
    }

    return dwRet;
}

/***************************************************************************
 * 				MCIAVI_mciPause			[internal]
 */
static	DWORD	MCIAVI_mciPause(UINT wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
{
    WINE_MCIAVI*	wma = MCIAVI_mciGetOpenDev(wDevID);

    if (lpParms == NULL)	return MCIERR_NULL_PARAMETER_BLOCK;
    if (wma == NULL)		return MCIERR_INVALID_DEVICE_ID;

    if (wma->dwStatus == MCI_MODE_PLAY)
	wma->dwStatus = MCI_MODE_PAUSE;

    return (wma->lpWaveFormat) ? waveOutPause(wma->hWave) : 0;
}

/***************************************************************************
 * 				MCIAVI_mciResume			[internal]
 */
static	DWORD	MCIAVI_mciResume(UINT wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
{
    WINE_MCIAVI*	wma = MCIAVI_mciGetOpenDev(wDevID);

    FIXME("(%04x, %08lX, %p) : stub\n", wDevID, dwFlags, lpParms);

    if (lpParms == NULL)	return MCIERR_NULL_PARAMETER_BLOCK;
    if (wma == NULL)		return MCIERR_INVALID_DEVICE_ID;

    if (wma->dwStatus == MCI_MODE_PAUSE)
	wma->dwStatus = MCI_MODE_PLAY;

    return (wma->lpWaveFormat) ? waveOutRestart(wma->hWave) : 0;
}

/***************************************************************************
 * 				MCIAVI_mciSeek			[internal]
 */
static	DWORD	MCIAVI_mciSeek(UINT wDevID, DWORD dwFlags, LPMCI_SEEK_PARMS lpParms)
{
    WINE_MCIAVI*	wma = MCIAVI_mciGetOpenDev(wDevID);

    TRACE("(%04x, %08lX, %p)\n", wDevID, dwFlags, lpParms);

    if (lpParms == NULL)	return MCIERR_NULL_PARAMETER_BLOCK;
    if (wma == NULL)		return MCIERR_INVALID_DEVICE_ID;

    EnterCriticalSection(&wma->cs);

    MCIAVI_mciStop(wDevID, MCI_WAIT, 0);

    if (dwFlags & MCI_SEEK_TO_START) {
	wma->dwCurrVideoFrame = 0;
    } else if (dwFlags & MCI_SEEK_TO_END) {
	wma->dwCurrVideoFrame = wma->dwPlayableVideoFrames - 1;
    } else if (dwFlags & MCI_TO) {
	wma->dwCurrVideoFrame = MCIAVI_ConvertTimeFormatToFrame(wma, lpParms->dwTo);
    } else {
	WARN("dwFlag doesn't tell where to seek to...\n");
	LeaveCriticalSection(&wma->cs);
	return MCIERR_MISSING_PARAMETER;
    }

    TRACE("Seeking to frame=%lu bytes\n", wma->dwCurrVideoFrame);

    if (dwFlags & MCI_NOTIFY) {
	mciDriverNotify(HWND_32(LOWORD(lpParms->dwCallback)),
			wma->openParms.wDeviceID, MCI_NOTIFY_SUCCESSFUL);
    }

    LeaveCriticalSection(&wma->cs);

    return 0;
}

/*****************************************************************************
 * 				MCIAVI_mciLoad			[internal]
 */
static DWORD	MCIAVI_mciLoad(UINT wDevID, DWORD dwFlags, LPMCI_DGV_LOAD_PARMSA lpParms)
{
    WINE_MCIAVI*	wma = MCIAVI_mciGetOpenDev(wDevID);

    FIXME("(%04x, %08lx, %p) : stub\n", wDevID, dwFlags, lpParms);

    if (lpParms == NULL)	return MCIERR_NULL_PARAMETER_BLOCK;
    if (wma == NULL)		return MCIERR_INVALID_DEVICE_ID;

    return 0;
}

/******************************************************************************
 * 				MCIAVI_mciSave			[internal]
 */
static	DWORD	MCIAVI_mciSave(UINT wDevID, DWORD dwFlags, LPMCI_DGV_SAVE_PARMSA lpParms)
{
    WINE_MCIAVI*	wma = MCIAVI_mciGetOpenDev(wDevID);

    FIXME("(%04x, %08lx, %p) : stub\n", wDevID, dwFlags, lpParms);

    if (lpParms == NULL)	return MCIERR_NULL_PARAMETER_BLOCK;
    if (wma == NULL)		return MCIERR_INVALID_DEVICE_ID;

    return 0;
}

/******************************************************************************
 * 				MCIAVI_mciFreeze			[internal]
 */
static	DWORD	MCIAVI_mciFreeze(UINT wDevID, DWORD dwFlags, LPMCI_DGV_RECT_PARMS lpParms)
{
    WINE_MCIAVI*	wma = MCIAVI_mciGetOpenDev(wDevID);

    FIXME("(%04x, %08lx, %p) : stub\n", wDevID, dwFlags, lpParms);

    if (lpParms == NULL)	return MCIERR_NULL_PARAMETER_BLOCK;
    if (wma == NULL)		return MCIERR_INVALID_DEVICE_ID;

    return 0;
}

/******************************************************************************
 * 				MCIAVI_mciRealize			[internal]
 */
static	DWORD	MCIAVI_mciRealize(UINT wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
{
    WINE_MCIAVI*	wma = MCIAVI_mciGetOpenDev(wDevID);

    FIXME("(%04x, %08lx, %p) : stub\n", wDevID, dwFlags, lpParms);

    if (lpParms == NULL)	return MCIERR_NULL_PARAMETER_BLOCK;
    if (wma == NULL)		return MCIERR_INVALID_DEVICE_ID;

    return 0;
}

/******************************************************************************
 * 				MCIAVI_mciUnFreeze			[internal]
 */
static	DWORD	MCIAVI_mciUnFreeze(UINT wDevID, DWORD dwFlags, LPMCI_DGV_RECT_PARMS lpParms)
{
    WINE_MCIAVI*	wma = MCIAVI_mciGetOpenDev(wDevID);

    FIXME("(%04x, %08lx, %p) : stub\n", wDevID, dwFlags, lpParms);

    if (lpParms == NULL)	return MCIERR_NULL_PARAMETER_BLOCK;
    if (wma == NULL)		return MCIERR_INVALID_DEVICE_ID;

    return 0;
}

/******************************************************************************
 * 				MCIAVI_mciUpdate			[internal]
 */
static	DWORD	MCIAVI_mciUpdate(UINT wDevID, DWORD dwFlags, LPMCI_DGV_UPDATE_PARMS lpParms)
{
    WINE_MCIAVI*	wma = MCIAVI_mciGetOpenDev(wDevID);

    FIXME("(%04x, %08lx, %p) : stub\n", wDevID, dwFlags, lpParms);

    if (lpParms == NULL)	return MCIERR_NULL_PARAMETER_BLOCK;
    if (wma == NULL)		return MCIERR_INVALID_DEVICE_ID;

    return 0;
}

/******************************************************************************