wavemap.c

Wine-20031016

	}

        for (i = ndlo; i < ndhi; i++) {
	    wfx.nSamplesPerSec=lpDesc->lpFormat->nSamplesPerSec;
            /* first try with same stereo/mono option as source */
            wfx.nChannels = lpDesc->lpFormat->nChannels;
            TRY(96000, 16);
            TRY(48000, 16);
            TRY(44100, 16);
            TRY(22050, 16);
            TRY(11025, 16);
            
            /* 2^3 => 1, 1^3 => 2, so if stereo, try mono (and the other way around) */
            wfx.nChannels ^= 3;
            TRY(96000, 16);
            TRY(48000, 16);
            TRY(44100, 16);
            TRY(22050, 16);
            TRY(11025, 16);

            /* first try with same stereo/mono option as source */
            wfx.nChannels = lpDesc->lpFormat->nChannels;
            TRY(96000, 8);
            TRY(48000, 8);
            TRY(44100, 8);
            TRY(22050, 8);
            TRY(11025, 8);
            
            /* 2^3 => 1, 1^3 => 2, so if stereo, try mono (and the other way around) */
            wfx.nChannels ^= 3;
            TRY(96000, 8);
            TRY(48000, 8);
            TRY(44100, 8);
            TRY(22050, 8);
            TRY(11025, 8);
        }
#undef TRY
    }

    HeapFree(GetProcessHeap(), 0, wim);
    return WAVERR_BADFORMAT;
found:
    if (dwFlags & WAVE_FORMAT_QUERY) {
	*lpdwUser = 0L;
	HeapFree(GetProcessHeap(), 0, wim);
    } else {
	*lpdwUser = (DWORD)wim;
    }
    TRACE("Ok (stream=%08lx)\n", (DWORD)wim->hAcmStream);
    return MMSYSERR_NOERROR;
error:
    HeapFree(GetProcessHeap(), 0, wim);
    return MMSYSERR_ERROR;
}

static	DWORD	widClose(WAVEMAPDATA* wim)
{
    DWORD ret = waveInClose(wim->u.in.hInnerWave);

    if (ret == MMSYSERR_NOERROR) {
	if (wim->hAcmStream) {
	    ret = acmStreamClose(wim->hAcmStream, 0);
	}
	if (ret == MMSYSERR_NOERROR) {
	    HeapFree(GetProcessHeap(), 0, wim);
	}
    }
    return ret;
}

static	DWORD	widAddBuffer(WAVEMAPDATA* wim, LPWAVEHDR lpWaveHdrDst, DWORD dwParam2)
{
    PACMSTREAMHEADER	ash;
    LPWAVEHDR		lpWaveHdrSrc;

    if (!wim->hAcmStream) {
	return waveInAddBuffer(wim->u.in.hInnerWave, lpWaveHdrDst, dwParam2);
    }

    lpWaveHdrDst->dwFlags |= WHDR_INQUEUE;
    ash = (PACMSTREAMHEADER)lpWaveHdrDst->reserved;

    lpWaveHdrSrc = (LPWAVEHDR)((LPSTR)ash + sizeof(ACMSTREAMHEADER));
    return waveInAddBuffer(wim->u.in.hInnerWave, lpWaveHdrSrc, sizeof(*lpWaveHdrSrc));
}

static	DWORD	widPrepare(WAVEMAPDATA* wim, LPWAVEHDR lpWaveHdrDst, DWORD dwParam2)
{
    PACMSTREAMHEADER	ash;
    DWORD		size;
    DWORD		dwRet;
    LPWAVEHDR		lpWaveHdrSrc;

    if (!wim->hAcmStream) {
	return waveInPrepareHeader(wim->u.in.hInnerWave, lpWaveHdrDst, dwParam2);
    }
    if (acmStreamSize(wim->hAcmStream, lpWaveHdrDst->dwBufferLength, &size,
		      ACM_STREAMSIZEF_DESTINATION) != MMSYSERR_NOERROR)
	return MMSYSERR_ERROR;

    ash = HeapAlloc(GetProcessHeap(), 0, sizeof(ACMSTREAMHEADER) + sizeof(WAVEHDR) + size);
    if (ash == NULL)
	return MMSYSERR_NOMEM;

    ash->cbStruct = sizeof(*ash);
    ash->fdwStatus = 0L;
    ash->dwUser = (DWORD)lpWaveHdrDst;
    ash->pbSrc = (LPSTR)ash + sizeof(ACMSTREAMHEADER) + sizeof(WAVEHDR);
    ash->cbSrcLength = size;
    /* ash->cbSrcLengthUsed */
    ash->dwSrcUser = 0L; /* FIXME ? */
    ash->pbDst = lpWaveHdrDst->lpData;
    ash->cbDstLength = lpWaveHdrDst->dwBufferLength;
    /* ash->cbDstLengthUsed */
    ash->dwDstUser = lpWaveHdrDst->dwUser; /* FIXME ? */
    dwRet = acmStreamPrepareHeader(wim->hAcmStream, ash, 0L);
    if (dwRet != MMSYSERR_NOERROR)
	goto errCleanUp;

    lpWaveHdrSrc = (LPWAVEHDR)((LPSTR)ash + sizeof(ACMSTREAMHEADER));
    lpWaveHdrSrc->lpData = ash->pbSrc;
    lpWaveHdrSrc->dwBufferLength = size; /* conversion is not done yet */
    lpWaveHdrSrc->dwFlags = 0;
    lpWaveHdrSrc->dwLoops = 0;
    dwRet = waveInPrepareHeader(wim->u.in.hInnerWave, lpWaveHdrSrc, sizeof(*lpWaveHdrSrc));
    if (dwRet != MMSYSERR_NOERROR)
	goto errCleanUp;

    lpWaveHdrDst->reserved = (DWORD)ash;
    lpWaveHdrDst->dwFlags = WHDR_PREPARED;
    TRACE("=> (0)\n");
    return MMSYSERR_NOERROR;
errCleanUp:
    TRACE("=> (%ld)\n", dwRet);
    HeapFree(GetProcessHeap(), 0, ash);
    return dwRet;
}

static	DWORD	widUnprepare(WAVEMAPDATA* wim, LPWAVEHDR lpWaveHdrDst, DWORD dwParam2)
{
    PACMSTREAMHEADER	ash;
    LPWAVEHDR		lpWaveHdrSrc;
    DWORD		dwRet1, dwRet2;

    if (!wim->hAcmStream) {
	return waveInUnprepareHeader(wim->u.in.hInnerWave, lpWaveHdrDst, dwParam2);
    }
    ash = (PACMSTREAMHEADER)lpWaveHdrDst->reserved;
    dwRet1 = acmStreamUnprepareHeader(wim->hAcmStream, ash, 0L);

    lpWaveHdrSrc = (LPWAVEHDR)((LPSTR)ash + sizeof(ACMSTREAMHEADER));
    dwRet2 = waveInUnprepareHeader(wim->u.in.hInnerWave, lpWaveHdrSrc, sizeof(*lpWaveHdrSrc));

    HeapFree(GetProcessHeap(), 0, ash);

    lpWaveHdrDst->dwFlags &= ~WHDR_PREPARED;
    return (dwRet1 == MMSYSERR_NOERROR) ? dwRet2 : dwRet1;
}

static	DWORD	widGetPosition(WAVEMAPDATA* wim, LPMMTIME lpTime, DWORD dwParam2)
{
    DWORD       val = waveInGetPosition(wim->u.in.hInnerWave, lpTime, dwParam2);
    if (lpTime->wType == TIME_BYTES)
        lpTime->u.cb = MulDiv(lpTime->u.cb, wim->avgSpeedOuter, wim->avgSpeedInner);
    /* other time types don't require conversion */
    return val;
}

static	DWORD	widGetDevCaps(UINT wDevID, WAVEMAPDATA* wim, LPWAVEINCAPSA lpWaveCaps, DWORD dwParam2)
{
    /* if opened low driver, forward message */
    if (WAVEMAP_IsData(wim))
	return waveInGetDevCapsA((UINT)wim->u.in.hInnerWave, lpWaveCaps, dwParam2);
    /* otherwise, return caps of mapper itself */
    if (wDevID == (UINT)-1 || wDevID == (UINT16)-1) {
	lpWaveCaps->wMid = 0x00FF;
	lpWaveCaps->wPid = 0x0001;
	lpWaveCaps->vDriverVersion = 0x0001;
	strcpy(lpWaveCaps->szPname, "Wine wave in mapper");
	lpWaveCaps->dwFormats =
	    WAVE_FORMAT_4M08 | WAVE_FORMAT_4S08 | WAVE_FORMAT_4M16 | WAVE_FORMAT_4S16 |
	    WAVE_FORMAT_2M08 | WAVE_FORMAT_2S08 | WAVE_FORMAT_2M16 | WAVE_FORMAT_2S16 |
	    WAVE_FORMAT_1M08 | WAVE_FORMAT_1S08 | WAVE_FORMAT_1M16 | WAVE_FORMAT_1S16;
	lpWaveCaps->wChannels = 2;
	return MMSYSERR_NOERROR;
    }
    ERR("This shouldn't happen\n");
    return MMSYSERR_ERROR;
}

static	DWORD	widStop(WAVEMAPDATA* wim)
{
    return waveInStop(wim->u.in.hInnerWave);
}

static	DWORD	widStart(WAVEMAPDATA* wim)
{
    return waveInStart(wim->u.in.hInnerWave);
}

static	DWORD	widReset(WAVEMAPDATA* wim)
{
    return waveInReset(wim->u.in.hInnerWave);
}

static  DWORD	widMapperStatus(WAVEMAPDATA* wim, DWORD flags, LPVOID ptr)
{
    UINT	id;
    DWORD	ret = MMSYSERR_NOTSUPPORTED;

    switch (flags) {
    case WAVEIN_MAPPER_STATUS_DEVICE:
	ret = waveInGetID(wim->u.in.hInnerWave, &id);
	*(LPDWORD)ptr = id;
	break;
    case WAVEIN_MAPPER_STATUS_MAPPED:
	FIXME("Unsupported yet flag=%ld\n", flags);
	*(LPDWORD)ptr = 0; /* FIXME ?? */
	break;
    case WAVEIN_MAPPER_STATUS_FORMAT:
	FIXME("Unsupported flag=%ld\n", flags);
	/* ptr points to a WAVEFORMATEX struct  - before or after streaming ? */
	*(LPDWORD)ptr = 0; /* FIXME ?? */
	break;
    default:
	FIXME("Unsupported flag=%ld\n", flags);
	*(LPDWORD)ptr = 0;
	break;
    }
    return ret;
}

/**************************************************************************
 * 				widMessage (MSACM.@)
 */
DWORD WINAPI WAVEMAP_widMessage(WORD wDevID, WORD wMsg, DWORD dwUser,
				DWORD dwParam1, DWORD dwParam2)
{
    TRACE("(%u, %04X, %08lX, %08lX, %08lX);\n",
	  wDevID, wMsg, dwUser, dwParam1, dwParam2);

    switch (wMsg) {
    case DRVM_INIT:
    case DRVM_EXIT:
    case DRVM_ENABLE:
    case DRVM_DISABLE:
	/* FIXME: Pretend this is supported */
	return 0;

    case WIDM_OPEN:		return widOpen          ((LPDWORD)dwUser,     (LPWAVEOPENDESC)dwParam1, dwParam2);
    case WIDM_CLOSE:		return widClose         ((WAVEMAPDATA*)dwUser);

    case WIDM_ADDBUFFER:	return widAddBuffer     ((WAVEMAPDATA*)dwUser, (LPWAVEHDR)dwParam1, 	dwParam2);
    case WIDM_PREPARE:		return widPrepare       ((WAVEMAPDATA*)dwUser, (LPWAVEHDR)dwParam1, 	dwParam2);
    case WIDM_UNPREPARE:	return widUnprepare     ((WAVEMAPDATA*)dwUser, (LPWAVEHDR)dwParam1, 	dwParam2);
    case WIDM_GETDEVCAPS:	return widGetDevCaps    (wDevID, (WAVEMAPDATA*)dwUser, (LPWAVEINCAPSA)dwParam1, dwParam2);
    case WIDM_GETNUMDEVS:	return 1;
    case WIDM_GETPOS:		return widGetPosition   ((WAVEMAPDATA*)dwUser, (LPMMTIME)dwParam1, 	dwParam2);
    case WIDM_RESET:		return widReset         ((WAVEMAPDATA*)dwUser);
    case WIDM_START:		return widStart         ((WAVEMAPDATA*)dwUser);
    case WIDM_STOP:		return widStop          ((WAVEMAPDATA*)dwUser);
    case WIDM_MAPPER_STATUS:	return widMapperStatus  ((WAVEMAPDATA*)dwUser, dwParam1, (LPVOID)dwParam2);
    default:
	FIXME("unknown message %u!\n", wMsg);
    }
    return MMSYSERR_NOTSUPPORTED;
}

/*======================================================================*
 *                  Driver part                                         *
 *======================================================================*/

static	struct WINE_WAVEMAP* oss = NULL;

/**************************************************************************
 * 				WAVEMAP_drvOpen			[internal]
 */
static	DWORD	WAVEMAP_drvOpen(LPSTR str)
{
    if (oss)
	return 0;

    /* I know, this is ugly, but who cares... */
    oss = (struct WINE_WAVEMAP*)1;
    return 1;
}

/**************************************************************************
 * 				WAVEMAP_drvClose		[internal]
 */
static	DWORD	WAVEMAP_drvClose(DWORD dwDevID)
{
    if (oss) {
	oss = NULL;
	return 1;
    }
    return 0;
}

/**************************************************************************
 * 				DriverProc (MSACM.@)
 */
LONG CALLBACK	WAVEMAP_DriverProc(DWORD dwDevID, HDRVR hDriv, DWORD wMsg,
				   DWORD dwParam1, DWORD dwParam2)
{
    TRACE("(%08lX, %p, %08lX, %08lX, %08lX)\n",
	  dwDevID, hDriv, wMsg, dwParam1, dwParam2);

    switch(wMsg) {
    case DRV_LOAD:		return 1;
    case DRV_FREE:		return 1;
    case DRV_OPEN:		return WAVEMAP_drvOpen((LPSTR)dwParam1);
    case DRV_CLOSE:		return WAVEMAP_drvClose(dwDevID);
    case DRV_ENABLE:		return 1;
    case DRV_DISABLE:		return 1;
    case DRV_QUERYCONFIGURE:	return 1;
    case DRV_CONFIGURE:		MessageBoxA(0, "WAVEMAP MultiMedia Driver !", "Wave mapper Driver", MB_OK);	return 1;
    case DRV_INSTALL:		return DRVCNF_RESTART;
    case DRV_REMOVE:		return DRVCNF_RESTART;
    default:
	return DefDriverProc(dwDevID, hDriv, wMsg, dwParam1, dwParam2);
    }
}