mixer.c

Wine-20031016

    return dwRet;
}

/**************************************************************************
 * 				MIX_GetControlDetails		[internal]
 */
static	DWORD	MIX_GetControlDetails(WORD wDevID, LPMIXERCONTROLDETAILS lpmcd, DWORD fdwDetails)
{
    DWORD		ret = MMSYSERR_NOTSUPPORTED;
    DWORD		c, chnl;
    struct mixer*	mix;

    TRACE("(%04X, %p, %lu);\n", wDevID, lpmcd, fdwDetails);

    if (lpmcd == NULL) return MMSYSERR_INVALPARAM;
    if ((mix = MIX_Get(wDevID)) == NULL) return MMSYSERR_BADDEVICEID;

    switch (fdwDetails & MIXER_GETCONTROLDETAILSF_QUERYMASK)
    {
    case MIXER_GETCONTROLDETAILSF_VALUE:
	TRACE("GCD VALUE (%08lx)\n", lpmcd->dwControlID);
	if (MIX_CheckControl(mix, lpmcd->dwControlID))
	{
	    c = lpmcd->dwControlID - 1;
	    chnl = HIWORD(mix->ctrl[c].dwLineID);
	    if (chnl == LINEID_DST)
		chnl = LOWORD(mix->ctrl[c].dwLineID) ? SOUND_MIXER_RECLEV : SOUND_MIXER_VOLUME;
	    switch (mix->ctrl[c].ctrl.dwControlType)
	    {
	    case MIXERCONTROL_CONTROLTYPE_VOLUME:
		{
		    LPMIXERCONTROLDETAILS_UNSIGNED	mcdu;
		    int					val;

		    TRACE(" <> %u %lu\n", sizeof(MIXERCONTROLDETAILS_UNSIGNED), lpmcd->cbDetails);
		    /* return value is 00RL (4 bytes)... */
		    if ((val = mix->volume[chnl]) == -1 && !MIX_GetVal(mix, chnl, &val))
			return MMSYSERR_INVALPARAM;

		    switch (lpmcd->cChannels)
		    {
		    case 1:
			/* mono... so R = L */
			mcdu = (LPMIXERCONTROLDETAILS_UNSIGNED)lpmcd->paDetails;
			mcdu->dwValue = (LOBYTE(LOWORD(val)) * 65536L) / 100;
			break;
		    case 2:
			/* stereo, left is paDetails[0] */
			mcdu = (LPMIXERCONTROLDETAILS_UNSIGNED)((char*)lpmcd->paDetails + 0 * lpmcd->cbDetails);
			mcdu->dwValue = (LOBYTE(LOWORD(val)) * 65536L) / 100;
			mcdu = (LPMIXERCONTROLDETAILS_UNSIGNED)((char*)lpmcd->paDetails + 1 * lpmcd->cbDetails);
			mcdu->dwValue = (HIBYTE(LOWORD(val)) * 65536L) / 100;
			break;
		    default:
			WARN("Unknown cChannels (%ld)\n", lpmcd->cChannels);
			return MMSYSERR_INVALPARAM;
		    }
		    TRACE("=> %08lx\n", mcdu->dwValue);
		}
		break;
	    case MIXERCONTROL_CONTROLTYPE_MUTE:
	    case MIXERCONTROL_CONTROLTYPE_ONOFF:
		{
		    LPMIXERCONTROLDETAILS_BOOLEAN	mcdb;

		    TRACE(" <> %u %lu\n", sizeof(MIXERCONTROLDETAILS_BOOLEAN), lpmcd->cbDetails);
		    /* we mute both channels at the same time */
		    mcdb = (LPMIXERCONTROLDETAILS_BOOLEAN)lpmcd->paDetails;
		    mcdb->fValue = (mix->volume[chnl] != -1);
		    TRACE("=> %s\n", mcdb->fValue ? "on" : "off");
		}
		break;
	    case MIXERCONTROL_CONTROLTYPE_MIXER:
	    case MIXERCONTROL_CONTROLTYPE_MUX:
		{
		    unsigned				mask;

		    TRACE(" <> %u %lu\n", sizeof(MIXERCONTROLDETAILS_BOOLEAN), lpmcd->cbDetails);
		    if (!MIX_GetRecSrc(mix, &mask))
		    {
			/* FIXME: ENXIO => no mixer installed */
			WARN("mixer device not available !\n");
			ret = MMSYSERR_ERROR;
		    }
		    else
		    {
			LPMIXERCONTROLDETAILS_BOOLEAN	mcdb;
			int				i, j;

			/* we mute both channels at the same time */
			mcdb = (LPMIXERCONTROLDETAILS_BOOLEAN)lpmcd->paDetails;

			for (i = j = 0; j < SOUND_MIXER_NRDEVICES; j++)
			{
			    if (WINE_CHN_SUPPORTS(mix->recMask, j))
			    {
				if (i >= lpmcd->u.cMultipleItems)
				    return MMSYSERR_INVALPARAM;
				mcdb[i++].fValue = WINE_CHN_SUPPORTS(mask, j);
			    }
			}
		    }
		}
		break;
	    default:
		WARN("Unsupported\n");
	    }
	    ret = MMSYSERR_NOERROR;
	}
	else
	{
	    ret = MMSYSERR_INVALPARAM;
	}
	break;
    case MIXER_GETCONTROLDETAILSF_LISTTEXT:
	TRACE("LIST TEXT (%08lx)\n", lpmcd->dwControlID);

	ret = MMSYSERR_INVALPARAM;
	if (MIX_CheckControl(mix, lpmcd->dwControlID))
	{
	    int	c = lpmcd->dwControlID - 1;

	    if (mix->ctrl[c].ctrl.dwControlType == MIXERCONTROL_CONTROLTYPE_MUX ||
		mix->ctrl[c].ctrl.dwControlType == MIXERCONTROL_CONTROLTYPE_MIXER)
	    {
		LPMIXERCONTROLDETAILS_LISTTEXTA	mcdlt;
		int i, j;

		mcdlt = (LPMIXERCONTROLDETAILS_LISTTEXTA)lpmcd->paDetails;
		for (i = j = 0; j < SOUND_MIXER_NRDEVICES; j++)
		{
		    if (WINE_CHN_SUPPORTS(mix->recMask, j))
		    {
			mcdlt[i].dwParam1 = MAKELONG(LINEID_RECORD, j);
			mcdlt[i].dwParam2 = 0;
			strcpy(mcdlt[i].szName, MIX_Names[j]);
			i++;
		    }
		}
		if (i != lpmcd->u.cMultipleItems) FIXME("bad count\n");
		ret = MMSYSERR_NOERROR;
	    }
	}
	break;
    default:
	WARN("Unknown flag (%08lx)\n", fdwDetails & MIXER_GETCONTROLDETAILSF_QUERYMASK);
    }
    return ret;
}

/**************************************************************************
 * 				MIX_SetControlDetails		[internal]
 */
static	DWORD	MIX_SetControlDetails(WORD wDevID, LPMIXERCONTROLDETAILS lpmcd, DWORD fdwDetails)
{
    DWORD		ret = MMSYSERR_NOTSUPPORTED;
    DWORD		c, chnl;
    int			val;
    struct mixer*	mix;

    TRACE("(%04X, %p, %lu);\n", wDevID, lpmcd, fdwDetails);

    if (lpmcd == NULL) return MMSYSERR_INVALPARAM;
    if ((mix = MIX_Get(wDevID)) == NULL) return MMSYSERR_BADDEVICEID;

    switch (fdwDetails & MIXER_GETCONTROLDETAILSF_QUERYMASK)
    {
    case MIXER_GETCONTROLDETAILSF_VALUE:
	TRACE("GCD VALUE (%08lx)\n", lpmcd->dwControlID);
	if (MIX_CheckControl(mix, lpmcd->dwControlID))
	{
	    c = lpmcd->dwControlID - 1;
	    chnl = HIWORD(mix->ctrl[c].dwLineID);
	    if (chnl == LINEID_DST)
		chnl = LOWORD(mix->ctrl[c].dwLineID) ? SOUND_MIXER_RECLEV : SOUND_MIXER_VOLUME;

	    switch (mix->ctrl[c].ctrl.dwControlType)
	    {
	    case MIXERCONTROL_CONTROLTYPE_VOLUME:
		{
		    LPMIXERCONTROLDETAILS_UNSIGNED	mcdu;

		    TRACE(" <> %u %lu\n", sizeof(MIXERCONTROLDETAILS_UNSIGNED), lpmcd->cbDetails);
		    /* val should contain 00RL */
		    switch (lpmcd->cChannels)
		    {
		    case 1:
			/* mono... so R = L */
			mcdu = (LPMIXERCONTROLDETAILS_UNSIGNED)lpmcd->paDetails;
			TRACE("Setting RL to %08ld\n", mcdu->dwValue);
			val = 0x101 * ((mcdu->dwValue * 100) >> 16);
			break;
		    case 2:
			/* stereo, left is paDetails[0] */
			mcdu = (LPMIXERCONTROLDETAILS_UNSIGNED)((char*)lpmcd->paDetails + 0 * lpmcd->cbDetails);
			TRACE("Setting L to %08ld\n", mcdu->dwValue);
			val = ((mcdu->dwValue * 100) >> 16);
			mcdu = (LPMIXERCONTROLDETAILS_UNSIGNED)((char*)lpmcd->paDetails + 1 * lpmcd->cbDetails);
			TRACE("Setting R to %08ld\n", mcdu->dwValue);
			val += ((mcdu->dwValue * 100) >> 16) << 8;
			break;
		    default:
			WARN("Unknown cChannels (%ld)\n", lpmcd->cChannels);
			return MMSYSERR_INVALPARAM;
		    }

		    if (mix->volume[chnl] == -1)
		    {
			if (!MIX_SetVal(mix, chnl, val))
			    return MMSYSERR_INVALPARAM;
		    }
		    else
		    {
			mix->volume[chnl] = val;
		    }
		}
		ret = MMSYSERR_NOERROR;
		break;
	    case MIXERCONTROL_CONTROLTYPE_MUTE:
	    case MIXERCONTROL_CONTROLTYPE_ONOFF:
		{
		    LPMIXERCONTROLDETAILS_BOOLEAN	mcdb;

		    TRACE(" <> %u %lu\n", sizeof(MIXERCONTROLDETAILS_BOOLEAN), lpmcd->cbDetails);
		    mcdb = (LPMIXERCONTROLDETAILS_BOOLEAN)lpmcd->paDetails;
		    if (mcdb->fValue)
		    {
			if (!MIX_GetVal(mix, chnl, &mix->volume[chnl]) || !MIX_SetVal(mix, chnl, 0))
			    return MMSYSERR_INVALPARAM;
		    }
		    else
		    {
			if (mix->volume[chnl] == -1)
			{
			    ret = MMSYSERR_NOERROR;
			    break;
			}
			if (!MIX_SetVal(mix, chnl, mix->volume[chnl]))
			    return MMSYSERR_INVALPARAM;
			mix->volume[chnl] = -1;
		    }
		}
		ret = MMSYSERR_NOERROR;
		break;
	    case MIXERCONTROL_CONTROLTYPE_MIXER:
	    case MIXERCONTROL_CONTROLTYPE_MUX:
		{
		    LPMIXERCONTROLDETAILS_BOOLEAN	mcdb;
		    unsigned				mask;
		    int					i, j;

		    TRACE(" <> %u %lu\n", sizeof(MIXERCONTROLDETAILS_BOOLEAN), lpmcd->cbDetails);
		    /* we mute both channels at the same time */
		    mcdb = (LPMIXERCONTROLDETAILS_BOOLEAN)lpmcd->paDetails;
		    mask = 0;
		    for (i = j = 0; j < SOUND_MIXER_NRDEVICES; j++)
		    {
			if (WINE_CHN_SUPPORTS(mix->recMask, j) && mcdb[i++].fValue)
			{
			    /* a mux can only select one line at a time... */
			    if (mix->singleRecChannel && mask != 0)
			    {
				FIXME("!!!\n");
				return MMSYSERR_INVALPARAM;
			    }
			    mask |= WINE_CHN_MASK(j);
			}
		    }
		    if (i != lpmcd->u.cMultipleItems) FIXME("bad count\n");
		    TRACE("writing %04x as rec src\n", mask);
		    if (!MIX_SetRecSrc(mix, mask))
			ERR("Can't write new mixer settings\n");
		    else
			ret = MMSYSERR_NOERROR;
		}
		break;
	    }
	}
	break;
    default:
	WARN("Unknown SetControlDetails flag (%08lx)\n", fdwDetails & MIXER_GETCONTROLDETAILSF_QUERYMASK);
    }
    return ret;
}

/**************************************************************************
 * 				MIX_Init			[internal]
 */
static	DWORD	MIX_Init(void)
{
    int	mixer;

#define MIXER_DEV "/dev/mixer"
    if ((mixer = open(MIXER_DEV, O_RDWR)) < 0)
    {
	if (errno == ENODEV || errno == ENXIO)
	{
	    /* no driver present */
	    return MMSYSERR_NODRIVER;
	}
	MIX_NumMixers = 0;
	return MMSYSERR_ERROR;
    }
    close(mixer);
    MIX_NumMixers = 1;
    MIX_Mixers[0].name = MIXER_DEV;
    MIX_Open(0, NULL, 0); /* FIXME */
#undef MIXER_DEV
    return MMSYSERR_NOERROR;
}

/**************************************************************************
 * 				MIX_GetNumDevs			[internal]
 */
static	DWORD	MIX_GetNumDevs(void)
{
    return MIX_NumMixers;
}

#endif /* HAVE_OSS */

/**************************************************************************
 * 				mxdMessage (WINEOSS.3)
 */
DWORD WINAPI OSS_mxdMessage(UINT wDevID, UINT wMsg, DWORD dwUser,
			    DWORD dwParam1, DWORD dwParam2)
{
/* TRACE("(%04X, %04X, %08lX, %08lX, %08lX);\n", wDevID, wMsg, dwUser, dwParam1, dwParam2); */

#ifdef HAVE_OSS
    switch (wMsg)
    {
    case DRVM_INIT:
	return MIX_Init();
    case DRVM_EXIT:
    case DRVM_ENABLE:
    case DRVM_DISABLE:
	/* FIXME: Pretend this is supported */
	return 0;
    case MXDM_GETDEVCAPS:
	return MIX_GetDevCaps(wDevID, (LPMIXERCAPSA)dwParam1, dwParam2);
    case MXDM_GETLINEINFO:
	return MIX_GetLineInfo(wDevID, (LPMIXERLINEA)dwParam1, dwParam2);
    case MXDM_GETNUMDEVS:
	return MIX_GetNumDevs();
    case MXDM_OPEN:
	return MMSYSERR_NOERROR;
	/* MIX_Open(wDevID, (LPMIXEROPENDESC)dwParam1, dwParam2); */
    case MXDM_CLOSE:
	return MMSYSERR_NOERROR;
    case MXDM_GETLINECONTROLS:
	return MIX_GetLineControls(wDevID, (LPMIXERLINECONTROLSA)dwParam1, dwParam2);
    case MXDM_GETCONTROLDETAILS:
	return MIX_GetControlDetails(wDevID, (LPMIXERCONTROLDETAILS)dwParam1, dwParam2);
    case MXDM_SETCONTROLDETAILS:
	return MIX_SetControlDetails(wDevID, (LPMIXERCONTROLDETAILS)dwParam1, dwParam2);
    default:
	WARN("unknown message %d!\n", wMsg);
	return MMSYSERR_NOTSUPPORTED;
    }
#else
    return MMSYSERR_NOTENABLED;
#endif
}