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{
$Log: acs_mixer.inc,v $
Revision 1.3 2006/07/04 17:12:45 z0m3ie
ACS 2.4 alt wiederhergestellt (unterschiedliche Sampleformate ...)
Revision 1.1 2005/12/19 18:35:16 z0m3ie
*** empty log message ***
Revision 1.3 2005/12/04 16:54:34 z0m3ie
All classes are renamed, Style TACS... than T... to avoid conflicts with other components (eg TMixer is TACSMixer now)
Revision 1.2 2005/09/13 21:54:11 z0m3ie
acs is localizeable now (ACS_Strings)
Revision 1.1 2005/09/12 22:04:52 z0m3ie
modified structure again, fileformats are now in an sperat folder.
all File In/Out classes are capsulated from TFileIn and TFileOut
Revision 1.10 2005/08/31 20:30:40 z0m3ie
Mixer Channelname work now
minior corrections for Converters
Revision 1.9 2005/08/31 14:37:59 z0m3ie
*** empty log message ***
Revision 1.8 2005/08/30 22:10:55 z0m3ie
Mixer mostly completed
Revision 1.7 2005/08/29 22:50:33 z0m3ie
*** empty log message ***
Revision 1.6 2005/08/29 21:46:43 z0m3ie
*** empty log message ***
Revision 1.5 2005/08/28 20:33:10 z0m3ie
*** empty log message ***
Revision 1.4 2005/08/28 18:35:53 z0m3ie
created Delphi package for 2.4
more Mixer stuff
updated some things for Delphi
Revision 1.3 2005/08/26 17:12:56 z0m3ie
*** empty log message ***
Revision 1.2 2005/08/26 17:03:20 z0m3ie
begon to make acs resourcestring aware
more advanced tmixer for windows
restructured tmixer its better handleable now
Revision 1.1 2005/08/25 20:18:00 z0m3ie
Version 2.4 restructure
TCDPlayer removed (fits not in component structure)
TMP3ToWavConverter removed (fits not in component structure)
}
function mixerSetControlDetails(x1: HMIXEROBJ; x2: PMIXERCONTROLDETAILS; x3: DWORD): MMRESULT; stdcall;
external 'winmm.dll' name
'mixerSetControlDetails';
function GetChannelfromMask(Mask : DWORD) : TACSMixerChannel;
begin
case Mask of
MIXERLINE_COMPONENTTYPE_DST_UNDEFINED : Result := mcUnknown;
MIXERLINE_COMPONENTTYPE_DST_DIGITAL : Result := mcDigital;
MIXERLINE_COMPONENTTYPE_DST_LINE : Result := mcLine;
MIXERLINE_COMPONENTTYPE_DST_MONITOR : Result := mcMonitor;
MIXERLINE_COMPONENTTYPE_DST_SPEAKERS : Result := mcVolume;
MIXERLINE_COMPONENTTYPE_DST_HEADPHONES : Result := mcHeadphone;
MIXERLINE_COMPONENTTYPE_DST_TELEPHONE : Result := mcTelephone;
MIXERLINE_COMPONENTTYPE_DST_WAVEIN : Result := mcPCM;
MIXERLINE_COMPONENTTYPE_DST_VOICEIN : Result := mcUnknown;
MIXERLINE_COMPONENTTYPE_SRC_UNDEFINED : Result := mcUnknown;
MIXERLINE_COMPONENTTYPE_SRC_DIGITAL : Result := mcDigital;
MIXERLINE_COMPONENTTYPE_SRC_LINE : Result := mcLine;
MIXERLINE_COMPONENTTYPE_SRC_MICROPHONE : Result := mcMic;
MIXERLINE_COMPONENTTYPE_SRC_SYNTHESIZER: Result := mcSynth;
MIXERLINE_COMPONENTTYPE_SRC_COMPACTDISC: Result := mcCD;
MIXERLINE_COMPONENTTYPE_SRC_TELEPHONE : Result := mcTelephone;
MIXERLINE_COMPONENTTYPE_SRC_PCSPEAKER : Result := mcVolume;
MIXERLINE_COMPONENTTYPE_SRC_WAVEOUT : Result := mcPCM;
MIXERLINE_COMPONENTTYPE_SRC_AUXILIARY : Result := mcAltPCM;
MIXERLINE_COMPONENTTYPE_SRC_ANALOG : Result := mcUnknown;
else
end;
end;
procedure TACSMixer.SetDevNum(Num : Integer);
type
TData = array [0..3] of MIXERCONTROLDETAILS_UNSIGNED;
PData = ^TData;
var
destination,
connection : Integer;
data : PData;
pmxctrl : PMixerControl;
s : String;
aLineInfo,
aConnLineInfo : TMixerLine;
error : Integer;
procedure GetLineControls(mixLineInfo : TMixerLine);
var
j, k,
datasize : Integer;
aLineControl : TMixerLineControls;
aControlDetails: TMixerControlDetails;
amixControl : PMixerControl;
aControl : PControlEntry;
begin
with aLineControl do
begin
cbStruct := SizeOf(TMixerLineControls);
dwLineID := mixLineInfo.dwLineID;
cControls := mixLineInfo.cControls;
cbmxctrl := SizeOf(TMixerControl);
GetMem(amixControl, SizeOf(TMixerControl) * mixLineInfo.cControls);
pamxctrl := amixControl;
end;
error := mixerGetLineControls(Num, @aLineControl, MIXER_GETLINECONTROLSF_ALL);
pmxctrl := amixControl;
for j := 0 TO aLineControl.cControls -1 do
begin
if (pmxctrl^.dwControlType <> MIXERCONTROL_CONTROLTYPE_VOLUME)
and (pmxctrl^.dwControlType <> MIXERCONTROL_CONTROLTYPE_MUTE) then
continue;
if (pmxctrl^.fdwControl and MIXERCONTROL_CONTROLF_UNIFORM) > 0 then
aControlDetails.cChannels := 1
else
aControlDetails.cChannels := mixLineInfo.cChannels;
if (pmxctrl^.fdwControl AND MIXERCONTROL_CONTROLF_MULTIPLE) > 0 then
begin
aControlDetails.cMultipleItems := pmxctrl^.cMultipleItems;
Getmem(data,pmxctrl^.cMultipleItems * SizeOf(MIXERCONTROLDETAILS_UNSIGNED));
datasize := pmxctrl^.cMultipleItems;
end
else
begin
aControlDetails.cMultipleItems := 0;
Getmem(data, aControlDetails.cChannels * SizeOf(MIXERCONTROLDETAILS_UNSIGNED));
datasize := aControlDetails.cChannels;
end;
with aControlDetails do
begin
cbStruct := sizeOf(TmixerControlDetails);
dwControlID := pmxctrl^.dwControlID;
cbDetails := SizeOf(MIXERCONTROLDETAILS_UNSIGNED);
paDetails := data;
end;
error := mixerGetControlDetails(Num, @aControlDetails, MIXER_GETCONTROLDETAILSF_VALUE );
if (pmxctrl^.dwControlType = MIXERCONTROL_CONTROLTYPE_MUTE) then
begin
setlength(FMuteControls,length(FControls)+1);
aControl := @FMuteControls[length(FControls)-1];
end
else
begin
setlength(FControls,length(FControls)+1);
aControl := @FControls[length(FControls)-1];
end;
setlength(FChannels,Max(length(FControls),length(FMuteControls)));
with aControl^, pmxctrl^, aControlDetails do
begin
IsInited := True;
CDestination := mixLineInfo.dwDestination;
CName := String(szShortname);
CComponentTyp := mixLineInfo.dwComponentType;
CKanal := cChannels;
CID := dwControlID;
CConnect := mixLineInfo.cConnections;
CCControls := mixLineInfo.cControls;
CControl := fdwControl;
CControlTyp := dwControlType;
CMultItems := cMultipleItems;
CMax := Bounds.lMaximum;
CMin := Bounds.lMinimum;
CcSteps := Metrics.cSteps;
for k := 0 to datasize -1 do
CDetails[k].dwValue := data^[k].dwvalue;
end;
FChannels[length(FControls)-1] := GetChannelfromMask(aControl.CComponentTyp);
Freemem(data);
inc(pmxctrl);
end;
Freemem(amixControl);
end;
begin
if Num in [0..MixersCount - 1] then // check [0..0] [0..-1]
begin
setlength(FChannels,0);
setlength(FControls,0);
setlength(FMuteControls,0);
error := mixerGetDevCaps(Num, @FMixerCaps, sizeof(TMixerCaps));
FMixer := Num;
FMixerName := StrPas(FMixerCaps.szPName);
error := mixerOpen(@Num, 0, 0, 0, MIXER_OBJECTF_MIXER);
if error = MMSYSERR_NOERROR then
begin
for destination := 0 to FMixerCaps.cDestinations - 1 do
begin
aLineInfo.cbStruct := SizeOf(TMixerLine);
aLineInfo.dwDestination := destination;
error := mixerGetLineInfo(Num, @aLineInfo, MIXER_GETLINEINFOF_DESTINATION);
if aLineInfo.dwComponentType <> MIXERLINE_COMPONENTTYPE_DST_SPEAKERS then
continue;
GetLineControls(aLineInfo);
for connection := 0 TO aLineInfo.cConnections-1 do
begin
with aConnLineInfo do
begin
cbStruct := SizeOf(TMixerLine);
dwDestination := destination;
dwSource := connection;
end;
error := mixerGetLineInfo(Num, @aConnLineInfo, MIXER_GETLINEINFOF_SOURCE);
GetLineControls(aConnLineInfo);
end;
end;
end;
end;
end;
function TACSMixer.GetVolume(vChannel : Integer) : TACSMixerLevel;
type
TData = array [0..3] of MIXERCONTROLDETAILS_UNSIGNED;
PData = ^TData;
var
data : PData;
aControldetails : TMixerControlDetails;
datasize,k : Integer;
begin
if vChannel >= length(FControls) then
exit;
if FControls[vChannel].IsInited = False then
exit;
if (FControls[vChannel].CControl and MIXERCONTROL_CONTROLF_UNIFORM) > 0 then
aControlDetails.cChannels := 1
else
aControlDetails.cChannels := FControls[vChannel].CKanal;
if (FControls[vChannel].CControl AND MIXERCONTROL_CONTROLF_MULTIPLE) > 0 then
begin
aControlDetails.cMultipleItems := FControls[vChannel].CMultItems;
Getmem(data, FControls[vChannel].CMultItems * SizeOf(MIXERCONTROLDETAILS_UNSIGNED));
datasize := FControls[vChannel].CMultItems;
end
else
begin
aControlDetails.cMultipleItems := 0;
Getmem(data, aControlDetails.cChannels * SizeOf(MIXERCONTROLDETAILS_UNSIGNED));
datasize := aControlDetails.cChannels;
end;
with aControlDetails do
begin
cbStruct := SizeOf(TMixerControlDetails);
dwControlID := FControls[vChannel].CID;
cChannels := FControls[vChannel].CKanal;
cMultipleItems := FControls[vChannel].CMultItems;
cbDetails := sizeof(MIXERCONTROLDETAILS_Signed);
padetails := data;
end;
mixerGetControlDetails(FMixer, @aControlDetails,MIXER_GETCONTROLDETAILSF_VALUE );
with FControls[vChannel] do
begin
for k := 0 to datasize -1 do
CDetails[k].dwValue := data^[k].dwvalue;
end;
Freemem(data);
if IsStereo(vChannel) then
begin
Result.Left := round((FControls[vChannel].CDetails[0].dwValue*255)/FControls[vChannel].Cmax);
Result.Right := round((FControls[vChannel].CDetails[1].dwValue*255)/FControls[vChannel].Cmax);
end
else
Result.Main := round((FControls[vChannel].CDetails[0].dwValue*255)/FControls[vChannel].Cmax);
end;
procedure TACSMixer.SetVolume(vChannel : Integer; vLevel : TACSMixerLevel);
var
aControlDetails : TMixerControlDetails;
begin
if vChannel >= length(FControls) then
exit;
if IsStereo(vChannel) then
begin
FControls[vChannel].CDetails[0].dwValue := round((vLevel.Left*FControls[vChannel].CMax)/255);
FControls[vChannel].CDetails[1].dwValue := round((vLevel.Right*FControls[vChannel].CMax)/255);
end
else
FControls[vChannel].CDetails[0].dwValue := round((vLevel.Main*FControls[vChannel].CMax)/255);
with aControlDetails do
begin
cbStruct := SizeOf(TMixerControlDetails);
dwControlID := FControls[vChannel].CID;
cChannels := FControls[vChannel].CKanal;
cMultipleItems := 0;
cbDetails := sizeof(MIXERCONTROLDETAILS_Signed);
padetails := @FControls[vChannel].CDetails;
end;
mixerSetControlDetails(FMixer, @aControlDetails,MIXER_SETCONTROLDETAILSF_Value);
end;
function TACSMixer.IsStereo(vChannel : Integer) : Boolean;
begin
if vChannel >= length(FControls) then
exit;
Result := not (FControls[vChannel].CKanal = 1);
end;
function TACSMixer.GetMute(vChannel : integer) : Boolean;
type
TData = array [0..3] of MIXERCONTROLDETAILS_UNSIGNED;
PData = ^TData;
var
data : PData;
aControldetails : TMixerControlDetails;
datasize,k : Integer;
begin
if vChannel >= length(FMuteControls) then
exit;
if FMuteControls[vChannel].IsInited = False then
exit;
if (FMuteControls[vChannel].CControl and MIXERCONTROL_CONTROLF_UNIFORM) > 0 then
aControlDetails.cChannels := 1
else
aControlDetails.cChannels := FMuteControls[vChannel].CKanal;
if (FMuteControls[vChannel].CControl AND MIXERCONTROL_CONTROLF_MULTIPLE) > 0 then
begin
aControlDetails.cMultipleItems := FMuteControls[vChannel].CMultItems;
Getmem(data, FMuteControls[vChannel].CMultItems * SizeOf(MIXERCONTROLDETAILS_UNSIGNED));
datasize := FMuteControls[vChannel].CMultItems;
end
else
begin
aControlDetails.cMultipleItems := 0;
Getmem(data, aControlDetails.cChannels * SizeOf(MIXERCONTROLDETAILS_UNSIGNED));
datasize := aControlDetails.cChannels;
end;
with aControlDetails do
begin
cbStruct := SizeOf(TMixerControlDetails);
dwControlID := FMuteControls[vChannel].CID;
cChannels := FMuteControls[vChannel].CKanal;
cMultipleItems := FMuteControls[vChannel].CMultItems;
cbDetails := sizeof(MIXERCONTROLDETAILS_Signed);
padetails := data;
end;
mixerGetControlDetails(FMixer, @aControlDetails,MIXER_GETCONTROLDETAILSF_VALUE );
with FMuteControls[vChannel] do
begin
for k := 0 to datasize -1 do
CDetails[k].dwValue := data^[k].dwvalue;
end;
Freemem(data);
Result := (FMuteControls[vChannel].CDetails[0].dwValue = 1);
end;
procedure TACSMixer.SetMute(vChannel : integer; Mute : Boolean);
var
aControlDetails : TMixerControlDetails;
begin
if vChannel >= length(FMuteControls) then
exit;
if FMuteControls[vChannel].IsInited = False then
exit;
if Mute then
FMuteControls[vChannel].CDetails[0].dwValue := 1
else
FMuteControls[vChannel].CDetails[0].dwValue := 0;
with aControlDetails do
begin
cbStruct := SizeOf(TMixerControlDetails);
dwControlID := FMuteControls[vChannel].CID;
cChannels := FMuteControls[vChannel].CKanal;
cMultipleItems := 0;
cbDetails := sizeof(MIXERCONTROLDETAILS_Signed);
padetails := @FMuteControls[vChannel].CDetails;
end;
mixerSetControlDetails(FMixer, @aControlDetails,MIXER_SETCONTROLDETAILSF_Value);
end;
function TACSMixer.IsRecordable(vChannel : Integer) : Boolean;
begin
end;
procedure TACSMixer.SetRecSource(vChannel : Integer);
begin
end;
function TACSMixer.GetRecSource : Integer;
begin
end;
destructor TACSMixer.Destroy;
begin
Setlength(FControls,0);
Setlength(FMuteControls,0);
Setlength(FChannels,0);
inherited Destroy;
end;
function CountMixers : Byte;
begin
Result := mixerGetNumDevs;
end;