mixer.c

Wine-20031016

}

/******************************************************************
 *		MIX_SetRecSrc
 *
 *
 */
static BOOL	MIX_SetRecSrc(struct mixer* mix, unsigned mask)
{
    int		mixer;
    BOOL	ret = FALSE;

    if ((mixer = open(mix->name, O_RDWR)) >= 0)
    {
	if (ioctl(mixer, SOUND_MIXER_WRITE_RECSRC, &mask) < 0)
	{
	    ERR("Can't write new mixer settings\n");
	}
	else
	    ret = TRUE;
	close(mixer);
    }
    return ret;
}

/**************************************************************************
 * 				MIX_GetDevCaps			[internal]
 */
static DWORD MIX_GetDevCaps(WORD wDevID, LPMIXERCAPSA lpCaps, DWORD dwSize)
{
    struct mixer*	mix;

    TRACE("(%04X, %p, %lu);\n", wDevID, lpCaps, dwSize);

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

    lpCaps->wMid = WINE_MIXER_MANUF_ID;
    lpCaps->wPid = WINE_MIXER_PRODUCT_ID;
    lpCaps->vDriverVersion = WINE_MIXER_VERSION;
    strcpy(lpCaps->szPname, WINE_MIXER_NAME);

    lpCaps->cDestinations = 2; /* speakers & record */
    lpCaps->fdwSupport = 0; /* No bits defined yet */

    return MMSYSERR_NOERROR;
}

/**************************************************************************
 * 				MIX_GetLineInfoDst	[internal]
 */
static	DWORD	MIX_GetLineInfoDst(struct mixer* mix, LPMIXERLINEA lpMl, DWORD dst)
{
    unsigned mask;
    int	j;

    lpMl->dwDestination = dst;
    switch (dst)
    {
    case 0:
	lpMl->dwComponentType = MIXERLINE_COMPONENTTYPE_DST_SPEAKERS;
	mask = mix->devMask;
	j = SOUND_MIXER_VOLUME;
	break;
    case 1:
	lpMl->dwComponentType = MIXERLINE_COMPONENTTYPE_DST_WAVEIN;
	mask = mix->recMask;
	j = SOUND_MIXER_RECLEV;
	break;
    default:
	FIXME("shouldn't happen\n");
	return MMSYSERR_ERROR;
    }
    lpMl->dwSource = 0xFFFFFFFF;
    lstrcpynA(lpMl->szShortName, MIX_Labels[j], MIXER_SHORT_NAME_CHARS);
    lstrcpynA(lpMl->szName, MIX_Names[j], MIXER_LONG_NAME_CHARS);

    /* we have all connections found in the MIX_DevMask */
    lpMl->cConnections = 0;
    for (j = 0; j < SOUND_MIXER_NRDEVICES; j++)
	if (WINE_CHN_SUPPORTS(mask, j))
	    lpMl->cConnections++;
    lpMl->cChannels = 1;
    if (WINE_CHN_SUPPORTS(mix->stereoMask, lpMl->dwLineID))
	lpMl->cChannels++;
    lpMl->dwLineID = MAKELONG(dst, LINEID_DST);
    lpMl->cControls = 0;
    for (j = 0; j < mix->numCtrl; j++)
	if (mix->ctrl[j].dwLineID == lpMl->dwLineID)
	    lpMl->cControls++;

    return MMSYSERR_NOERROR;
}

/**************************************************************************
 * 				MIX_GetLineInfoSrc	[internal]
 */
static	DWORD	MIX_GetLineInfoSrc(struct mixer* mix, LPMIXERLINEA lpMl, DWORD idx, DWORD dst)
{
    int		i, j;
    unsigned	mask = (dst) ? mix->recMask : mix->devMask;

    strcpy(lpMl->szShortName, MIX_Labels[idx]);
    strcpy(lpMl->szName, MIX_Names[idx]);
    lpMl->dwLineID = MAKELONG(dst, idx);
    lpMl->dwDestination = dst;
    lpMl->cConnections = 1;
    lpMl->cControls = 0;
    for (i = 0; i < mix->numCtrl; i++)
	if (mix->ctrl[i].dwLineID == lpMl->dwLineID)
	    lpMl->cControls++;

    switch (idx)
    {
    case SOUND_MIXER_SYNTH:
	lpMl->dwComponentType = MIXERLINE_COMPONENTTYPE_SRC_SYNTHESIZER;
	lpMl->fdwLine	 |= MIXERLINE_LINEF_SOURCE;
	break;
    case SOUND_MIXER_CD:
	lpMl->dwComponentType = MIXERLINE_COMPONENTTYPE_SRC_COMPACTDISC;
	lpMl->fdwLine	 |= MIXERLINE_LINEF_SOURCE;
	break;
    case SOUND_MIXER_LINE:
	lpMl->dwComponentType = MIXERLINE_COMPONENTTYPE_SRC_LINE;
	lpMl->fdwLine	 |= MIXERLINE_LINEF_SOURCE;
	break;
    case SOUND_MIXER_MIC:
	lpMl->dwComponentType = MIXERLINE_COMPONENTTYPE_SRC_MICROPHONE;
	lpMl->fdwLine	 |= MIXERLINE_LINEF_SOURCE;
	break;
    case SOUND_MIXER_PCM:
	lpMl->dwComponentType = MIXERLINE_COMPONENTTYPE_SRC_WAVEOUT;
	lpMl->fdwLine	 |= MIXERLINE_LINEF_SOURCE;
	break;
    case SOUND_MIXER_IMIX:
	lpMl->dwComponentType = MIXERLINE_COMPONENTTYPE_SRC_UNDEFINED;
	lpMl->fdwLine	 |= MIXERLINE_LINEF_SOURCE;
	break;
    default:
	WARN("Index %ld not handled.\n", idx);
	return MIXERR_INVALLINE;
    }
    lpMl->cChannels = 1;
    if (dst == 0 && WINE_CHN_SUPPORTS(mix->stereoMask, idx))
	lpMl->cChannels++;
    for (i = j = 0; j < SOUND_MIXER_NRDEVICES; j++)
    {
	if (WINE_CHN_SUPPORTS(mask, j))
	{
	    if (j == idx) break;
	    i++;
	}
    }
    lpMl->dwSource = i;
    return MMSYSERR_NOERROR;
}

/******************************************************************
 *		MIX_CheckLine
 */
static BOOL MIX_CheckLine(DWORD lineID)
{
    return ((HIWORD(lineID) < SOUND_MIXER_NRDEVICES && LOWORD(lineID) < 2) ||
	    (HIWORD(lineID) == LINEID_DST && LOWORD(lineID) < SOUND_MIXER_NRDEVICES));
}

/**************************************************************************
 * 				MIX_GetLineInfo			[internal]
 */
static DWORD MIX_GetLineInfo(WORD wDevID, LPMIXERLINEA lpMl, DWORD fdwInfo)
{
    int 		i, j;
    DWORD		ret = MMSYSERR_NOERROR;
    unsigned		mask;
    struct mixer*	mix;

    TRACE("(%04X, %p, %lu);\n", wDevID, lpMl, fdwInfo);

    if (lpMl == NULL || lpMl->cbStruct != sizeof(*lpMl))
	return MMSYSERR_INVALPARAM;
    if ((mix = MIX_Get(wDevID)) == NULL) return MMSYSERR_BADDEVICEID;

    /* FIXME: set all the variables correctly... the lines below
     * are very wrong...
     */
    lpMl->fdwLine	= MIXERLINE_LINEF_ACTIVE;
    lpMl->dwUser	= 0;

    switch (fdwInfo & MIXER_GETLINEINFOF_QUERYMASK)
    {
    case MIXER_GETLINEINFOF_DESTINATION:
	TRACE("DESTINATION (%08lx)\n", lpMl->dwDestination);
	if (lpMl->dwDestination >= 2)
	    return MMSYSERR_INVALPARAM;
	if ((ret = MIX_GetLineInfoDst(mix, lpMl, lpMl->dwDestination)) != MMSYSERR_NOERROR)
	    return ret;
	break;
    case MIXER_GETLINEINFOF_SOURCE:
	TRACE("SOURCE (%08lx), dst=%08lx\n", lpMl->dwSource, lpMl->dwDestination);
	switch (lpMl->dwDestination)
	{
	case 0: mask = mix->devMask; break;
	case 1: mask = mix->recMask; break;
	default: return MMSYSERR_INVALPARAM;
	}
	i = lpMl->dwSource;
	for (j = 0; j < SOUND_MIXER_NRDEVICES; j++)
	{
	    if (WINE_CHN_SUPPORTS(mask, j) && (i-- == 0))
		break;
	}
	if (j >= SOUND_MIXER_NRDEVICES)
	    return MIXERR_INVALLINE;
	if ((ret = MIX_GetLineInfoSrc(mix, lpMl, j, lpMl->dwDestination)) != MMSYSERR_NOERROR)
	    return ret;
	break;
    case MIXER_GETLINEINFOF_LINEID:
	TRACE("LINEID (%08lx)\n", lpMl->dwLineID);

	if (!MIX_CheckLine(lpMl->dwLineID))
	    return MIXERR_INVALLINE;
	if (HIWORD(lpMl->dwLineID) == LINEID_DST)
	    ret = MIX_GetLineInfoDst(mix, lpMl, LOWORD(lpMl->dwLineID));
	else
	    ret = MIX_GetLineInfoSrc(mix, lpMl, HIWORD(lpMl->dwLineID), LOWORD(lpMl->dwLineID));
	if (ret != MMSYSERR_NOERROR)
	    return ret;
	break;
    case MIXER_GETLINEINFOF_COMPONENTTYPE:
	TRACE("COMPONENT TYPE (%08lx)\n", lpMl->dwComponentType);
	switch (lpMl->dwComponentType)
	{
	case MIXERLINE_COMPONENTTYPE_DST_SPEAKERS:
	    ret = MIX_GetLineInfoDst(mix, lpMl, 0);
	    break;
	case MIXERLINE_COMPONENTTYPE_DST_WAVEIN:
	    ret = MIX_GetLineInfoDst(mix, lpMl, 1);
	    break;
	case MIXERLINE_COMPONENTTYPE_SRC_SYNTHESIZER:
	    ret = MIX_GetLineInfoSrc(mix, lpMl, SOUND_MIXER_SYNTH, 0);
	    break;
	case MIXERLINE_COMPONENTTYPE_SRC_COMPACTDISC:
	    ret = MIX_GetLineInfoSrc(mix, lpMl, SOUND_MIXER_CD, 0);
	    break;
	case MIXERLINE_COMPONENTTYPE_SRC_LINE:
	    ret = MIX_GetLineInfoSrc(mix, lpMl, SOUND_MIXER_LINE, 0);
	    break;
	case MIXERLINE_COMPONENTTYPE_SRC_MICROPHONE:
	    ret = MIX_GetLineInfoSrc(mix, lpMl, SOUND_MIXER_MIC, 1);
	    break;
	case MIXERLINE_COMPONENTTYPE_SRC_WAVEOUT:
	    ret = MIX_GetLineInfoSrc(mix, lpMl, SOUND_MIXER_PCM, 0);
	    break;
	case MIXERLINE_COMPONENTTYPE_SRC_UNDEFINED:
	    ret = MIX_GetLineInfoSrc(mix, lpMl, SOUND_MIXER_IMIX, 1);
	    break;
	default:
	    FIXME("Unhandled component type (%08lx)\n", lpMl->dwComponentType);
	    return MMSYSERR_INVALPARAM;
	}
	break;
    case MIXER_GETLINEINFOF_TARGETTYPE:
	FIXME("_TARGETTYPE not implemented yet.\n");
	break;
    default:
	WARN("Unknown flag (%08lx)\n", fdwInfo & MIXER_GETLINEINFOF_QUERYMASK);
	break;
    }

    lpMl->Target.dwType = MIXERLINE_TARGETTYPE_AUX; /* FIXME */
    lpMl->Target.dwDeviceID = 0xFFFFFFFF;
    lpMl->Target.wMid = WINE_MIXER_MANUF_ID;
    lpMl->Target.wPid = WINE_MIXER_PRODUCT_ID;
    lpMl->Target.vDriverVersion = WINE_MIXER_VERSION;
    strcpy(lpMl->Target.szPname, WINE_MIXER_NAME);

    return ret;
}

/******************************************************************
 *		MIX_CheckControl
 *
 */
static BOOL	MIX_CheckControl(struct mixer* mix, DWORD ctrlID)
{
    return (ctrlID >= 1 && ctrlID <= mix->numCtrl);
}

/**************************************************************************
 * 				MIX_GetLineControls		[internal]
 */
static	DWORD	MIX_GetLineControls(WORD wDevID, LPMIXERLINECONTROLSA lpMlc, DWORD flags)
{
    DWORD		dwRet = MMSYSERR_NOERROR;
    struct mixer*	mix;

    TRACE("(%04X, %p, %lu);\n", wDevID, lpMlc, flags);

    if (lpMlc == NULL) return MMSYSERR_INVALPARAM;
    if (lpMlc->cbStruct < sizeof(*lpMlc) ||
	lpMlc->cbmxctrl < sizeof(MIXERCONTROLA))
	return MMSYSERR_INVALPARAM;
    if ((mix = MIX_Get(wDevID)) == NULL) return MMSYSERR_BADDEVICEID;

    switch (flags & MIXER_GETLINECONTROLSF_QUERYMASK)
    {
    case MIXER_GETLINECONTROLSF_ALL:
        {
	    int		i, j;

	    TRACE("line=%08lx GLCF_ALL (%ld)\n", lpMlc->dwLineID, lpMlc->cControls);

	    for (i = j = 0; i < mix->numCtrl; i++)
	    {
		if (mix->ctrl[i].dwLineID == lpMlc->dwLineID)
		    j++;
	    }
	    if (!j || lpMlc->cControls != j)		dwRet = MMSYSERR_INVALPARAM;
	    else if (!MIX_CheckLine(lpMlc->dwLineID))	dwRet = MIXERR_INVALLINE;
	    else
	    {
		for (i = j = 0; i < mix->numCtrl; i++)
		{
		    if (mix->ctrl[i].dwLineID == lpMlc->dwLineID)
		    {
			TRACE("[%d] => [%2d]: typ=%08lx\n", j, i + 1, mix->ctrl[i].ctrl.dwControlType);
			lpMlc->pamxctrl[j++] = mix->ctrl[i].ctrl;
		    }
		}
	    }
	}
	break;
    case MIXER_GETLINECONTROLSF_ONEBYID:
	TRACE("line=%08lx GLCF_ONEBYID (%lx)\n", lpMlc->dwLineID, lpMlc->u.dwControlID);

	if (!MIX_CheckControl(mix, lpMlc->u.dwControlID) ||
	    mix->ctrl[lpMlc->u.dwControlID - 1].dwLineID != lpMlc->dwLineID)
	    dwRet = MMSYSERR_INVALPARAM;
	else
	    lpMlc->pamxctrl[0] = mix->ctrl[lpMlc->u.dwControlID - 1].ctrl;
	break;
    case MIXER_GETLINECONTROLSF_ONEBYTYPE:
	TRACE("line=%08lx GLCF_ONEBYTYPE (%lx)\n", lpMlc->dwLineID, lpMlc->u.dwControlType);
	if (!MIX_CheckLine(lpMlc->dwLineID))	dwRet = MIXERR_INVALLINE;
	else
	{
	    int		i;
	    DWORD	ct = lpMlc->u.dwControlType & MIXERCONTROL_CT_CLASS_MASK;

	    for (i = 0; i < mix->numCtrl; i++)
	    {
		if (mix->ctrl[i].dwLineID == lpMlc->dwLineID &&
		    ct == (mix->ctrl[i].ctrl.dwControlType & MIXERCONTROL_CT_CLASS_MASK))
		{
		    lpMlc->pamxctrl[0] = mix->ctrl[i].ctrl;
		    break;
		}
	    }
	    if (i == mix->numCtrl) dwRet = MMSYSERR_INVALPARAM;
	}
	break;
    default:
	ERR("Unknown flag %08lx\n", flags & MIXER_GETLINECONTROLSF_QUERYMASK);
	dwRet = MMSYSERR_INVALPARAM;
    }