public static bool GetDevicesOfCat( Guid cat, out ArrayList devs )
{
devs = null;
int hr;
object comObj = null;
ICreateDevEnum enumDev = null;
UCOMIEnumMoniker enumMon = null;
UCOMIMoniker[] mon = new UCOMIMoniker[1];
try {
Type srvType = Type.GetTypeFromCLSID( Clsid.SystemDeviceEnum );
if( srvType == null )
throw new NotImplementedException( "System Device Enumerator" );
comObj = Activator.CreateInstance( srvType );
enumDev = (ICreateDevEnum) comObj;
hr = enumDev.CreateClassEnumerator( ref cat, out enumMon, 0 );
if( hr != 0 )
throw new NotSupportedException( "No devices of the category" );
int f, count = 0;
do
{
hr = enumMon.Next( 1, mon, out f );
if( (hr != 0) || (mon[0] == null) )
break;
DsDevice dev = new DsDevice();
dev.Name = GetFriendlyName( mon[0] );
if( devs == null )
devs = new ArrayList();
dev.Mon = mon[0]; mon[0] = null;
devs.Add( dev ); dev = null;
count++;
}
while(true);
return count > 0;
}
catch( Exception )
{
if( devs != null )
{
foreach( DsDevice d in devs )
d.Dispose();
devs = null;
}
return false;
}
finally
{
enumDev = null;
if( mon[0] != null )
Marshal.ReleaseComObject( mon[0] ); mon[0] = null;
if( enumMon != null )
Marshal.ReleaseComObject( enumMon ); enumMon = null;
if( comObj != null )
Marshal.ReleaseComObject( comObj ); comObj = null;
}
}
public static Hashtable GetRunningObjectTable()
{
Hashtable result = new Hashtable();
int numFetched;
UCOMIRunningObjectTable runningObjectTable;
UCOMIEnumMoniker monikerEnumerator;
UCOMIMoniker[] monikers = new UCOMIMoniker[1];
GetRunningObjectTable(0, out runningObjectTable);
runningObjectTable.EnumRunning(out monikerEnumerator);
monikerEnumerator.Reset();
while (monikerEnumerator.Next(1, monikers, out numFetched) == 0)
{
UCOMIBindCtx ctx;
CreateBindCtx(0, out ctx);
string runningObjectName;
monikers[0].GetDisplayName(ctx, null, out runningObjectName);
object runningObjectVal;
runningObjectTable.GetObject( monikers[0], out runningObjectVal);
result[ runningObjectName ] = runningObjectVal;
}
return result;
}
// Token: 0x06000280 RID: 640 RVA: 0x000128C8 File Offset: 0x00010AC8
private static string GetFriendlyName(UCOMIMoniker mon)
{
object obj = null;
string result;
try
{
Guid guid = typeof(IPropertyBag).GUID;
mon.BindToStorage(null, null, ref guid, out obj);
IPropertyBag propertyBag = (IPropertyBag)obj;
object obj2 = "";
int num = propertyBag.Read("FriendlyName", ref obj2, IntPtr.Zero);
string text = obj2 as string;
result = text;
}
catch (Exception ex)
{
result = null;
}
finally
{
if (obj != null)
{
Marshal.ReleaseComObject(RuntimeHelpers.GetObjectValue(obj));
}
obj = null;
}
return(result);
}
private IBaseFilter FindCaptureDevice()
{
Debug.WriteLine("Start the Sub FindCaptureDevice");
int hr = 0;
UCOMIEnumMoniker classEnum = null;
UCOMIMoniker[] moniker = new UCOMIMoniker[1];
object source = null;
ICreateDevEnum devEnum = (ICreateDevEnum) new CreateDevEnum();
hr = devEnum.CreateClassEnumerator(FilterCategory.VideoInputDevice, out classEnum, CDef.None);
Debug.WriteLine("Create an enumerator for the video capture devices : " + DsError.GetErrorText(hr));
DsError.ThrowExceptionForHR(hr);
Marshal.ReleaseComObject(devEnum);
if (classEnum == null)
{
throw new ApplicationException("No video capture device was detected.\\r\\n\\r\\n" + "This sample requires a video capture device, such as a USB WebCam,\\r\\n" + "to be installed and working properly. The sample will now close.");
}
int celt = 0;
if (classEnum.Next(moniker.Length, moniker, out celt) == 0)
{
Guid iid = typeof(IBaseFilter).GUID;
moniker[0].BindToObject(null, null, ref iid, out source);
}
else
{
throw new ApplicationException("Unable to access video capture device!");
}
Marshal.ReleaseComObject(moniker[0]);
Marshal.ReleaseComObject(classEnum);
return((IBaseFilter)source);
}
// Token: 0x0600033D RID: 829 RVA: 0x000138B8 File Offset: 0x00011AB8
protected string getName(string monikerString)
{
UCOMIMoniker ucomimoniker = null;
UCOMIMoniker ucomimoniker2 = null;
string name;
try
{
ucomimoniker = this.getAnyMoniker();
int num;
ucomimoniker.ParseDisplayName(null, null, monikerString, out num, out ucomimoniker2);
name = this.getName(ucomimoniker);
}
finally
{
if (ucomimoniker != null)
{
Marshal.ReleaseComObject(ucomimoniker);
}
ucomimoniker = null;
if (ucomimoniker2 != null)
{
Marshal.ReleaseComObject(ucomimoniker2);
}
ucomimoniker2 = null;
}
return(name);
}
// Token: 0x0600033B RID: 827 RVA: 0x000137F0 File Offset: 0x000119F0
protected string getMonikerString(UCOMIMoniker moniker)
{
string result;
moniker.GetDisplayName(null, null, out result);
return(result);
}
/// <summary> Получает читаемое имя фильтра с помощью его moniker</summary>
protected string GetName(UCOMIMoniker moniker)
{
object bagObj = null;
IPropertyBag bag;
try
{
Guid bagId = typeof(IPropertyBag).GUID;
moniker.BindToStorage(null, null, ref bagId, out bagObj);
bag = (IPropertyBag)bagObj;
object val = "";
int hr = bag.Read("FriendlyName", ref val, IntPtr.Zero);
if (hr != 0)
{
Marshal.ThrowExceptionForHR(hr);
}
string ret = val as string;
if ((ret == null) || (ret.Length < 1))
{
throw new NotImplementedException("Device FriendlyName");
}
return(ret);
}
catch (Exception)
{
return("");
}
finally
{
if (bagObj != null)
{
Marshal.ReleaseComObject(bagObj);
}
}
}
/// <summary> Get a moniker's human-readable name based on a moniker string. </summary>
protected string getName(string monikerString)
{
#if DSHOWNET
UCOMIMoniker parser = null;
UCOMIMoniker moniker = null;
#else
#if VS2003
UCOMIMoniker parser = null;
UCOMIMoniker moniker = null;
#else
IMoniker parser = null;
IMoniker moniker = null;
#endif
#endif
try
{
parser = getAnyMoniker();
int eaten;
parser.ParseDisplayName(null, null, monikerString, out eaten, out moniker);
return(getName(parser));
}
finally
{
if (parser != null)
{
Marshal.ReleaseComObject(parser);
}
parser = null;
if (moniker != null)
{
Marshal.ReleaseComObject(moniker);
}
moniker = null;
}
}
private static string GetFriendlyName( UCOMIMoniker mon )
{
object bagObj = null;
IPropertyBag bag = null;
try {
Guid bagId = typeof( IPropertyBag ).GUID;
mon.BindToStorage( null, null, ref bagId, out bagObj );
bag = (IPropertyBag) bagObj;
object val = "";
int hr = bag.Read( "FriendlyName", ref val, IntPtr.Zero );
if( hr != 0 )
Marshal.ThrowExceptionForHR( hr );
string ret = val as string;
if( (ret == null) || (ret.Length < 1) )
throw new NotImplementedException( "Device FriendlyName" );
return ret;
}
catch( Exception )
{
return null;
}
finally
{
bag = null;
if( bagObj != null )
Marshal.ReleaseComObject( bagObj ); bagObj = null;
}
}
// Get moniker string of the moniker
private string GetMonikerString(UCOMIMoniker moniker)
{
string str;
moniker.GetDisplayName(null, null, out str);
return(str);
}
/// <summary> create the user selected capture device. </summary>
bool CreateCaptureDevice(UCOMIMoniker mon)
{
object capObj = null;
try
{
Guid gbf = typeof(IBaseFilter).GUID;
mon.BindToObject(null, null, ref gbf, out capObj);
capFilter = (IBaseFilter)capObj; capObj = null;
return(true);
}
catch (Exception ee)
{
MessageBox.Show(this, "Could not create capture device\r\n" + ee.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Stop);
return(false);
}
finally
{
if (capObj != null)
{
Marshal.ReleaseComObject(capObj);
}
capObj = null;
}
}
/// <summary> start all the interfaces, graphs and preview window. </summary>
private bool StartupVideo(UCOMIMoniker mon)
{
int hr;
if (!CreateCaptureDevice(mon))
{
return(false);
}
if (!GetInterfaces())
{
return(false);
}
if (!SetupGraph())
{
return(false);
}
hr = _mediaCtrl.Run();
if (hr < 0)
{
Marshal.ThrowExceptionForHR(hr);
}
// will thow up input for tuner settings.
//bool hasTuner = DsUtils.ShowTunerPinDialog( _capGraphBuilder2, _capFilter,this._viewControl.Handle );
return(true);
}
/// <summary> Retrieve the a moniker's display name (i.e. it's unique string) </summary>
protected string GetMonikerString(UCOMIMoniker moniker)
{
string s;
moniker.GetDisplayName(null, null, out s);
return(s);
}
private void StartupVideo(UCOMIMoniker mon)
{
int hr;
try
{
GetInterfaces();
CreateCaptureDevice(mon);
SetupGraph();
hr = mediaCtrl.Run();
if (hr < 0)
{
Marshal.ThrowExceptionForHR(hr);
}
sampGrabber.SetCallback(this, 1);
}
catch (Exception ee)
{
throw new GoblinException("Could not start video stream\r\n" + ee.Message);
}
}
/// <summary> Retrieve the human-readable name of the filter </summary>
protected string GetName(UCOMIMoniker moniker)
{
object bagObj = null;
IPropertyBag bag = null;
try
{
Guid bagId = typeof(IPropertyBag).GUID;
moniker.BindToStorage(null, null, ref bagId, out bagObj);
bag = (IPropertyBag)bagObj;
object val = "";
int hr = bag.Read("FriendlyName", ref val, IntPtr.Zero);
if (hr != 0)
Marshal.ThrowExceptionForHR(hr);
var ret = val as string;
if (string.IsNullOrEmpty(ret))
throw new NotImplementedException("Device FriendlyName");
return (ret);
}
catch (Exception)
{
return ("");
}
finally
{
bag = null;
if (bagObj != null)
Marshal.ReleaseComObject(bagObj); bagObj = null;
}
}
/// <summary>
/// create the user selected capture device.
/// </summary>
private void CreateCaptureDevice(UCOMIMoniker mon)
{
object capObj = null;
String errMsg = "";
try
{
Guid gbf = typeof(IBaseFilter).GUID;
mon.BindToObject(null, null, ref gbf, out capObj);
capFilter = (IBaseFilter)capObj; capObj = null;
}
catch (Exception ee)
{
errMsg = ee.Message;
}
finally
{
if (capObj != null)
{
Marshal.ReleaseComObject(capObj);
}
capObj = null;
}
if (errMsg.Length > 0)
{
throw new GoblinException("Could not create capture device\r\n" + errMsg);
}
}
private static ArrayList GetMSDEVFromGIT()
{
ArrayList tmp = new ArrayList();
UCOMIRunningObjectTable prot;
UCOMIEnumMoniker pMonkEnum;
try
{
GetRunningObjectTable(0, out prot);
prot.EnumRunning(out pMonkEnum);
pMonkEnum.Reset(); // Churn through enumeration.
int fetched;
UCOMIMoniker [] pmon = new UCOMIMoniker[1];
while (pMonkEnum.Next(1, pmon, out fetched) == 0)
{
UCOMIBindCtx pCtx;
CreateBindCtx(0, out pCtx);
string str;
pmon[0].GetDisplayName(pCtx, null, out str);
if (str.IndexOf("VisualStudio.DTE") != -1)
{
object objReturnObject;
prot.GetObject(pmon[0], out objReturnObject);
tmp.Add(objReturnObject);
}
}
}
catch
{
}
return(tmp);
}
protected string getName(string monikerString)
{
UCOMIMoniker moniker = null;
UCOMIMoniker ppmkOut = null;
string str;
try
{
int num;
moniker = this.getAnyMoniker();
moniker.ParseDisplayName(null, null, monikerString, out num, out ppmkOut);
str = this.getName(moniker);
}
finally
{
if (moniker != null)
{
Marshal.ReleaseComObject(moniker);
}
moniker = null;
if (ppmkOut != null)
{
Marshal.ReleaseComObject(ppmkOut);
}
ppmkOut = null;
}
return(str);
}
/// <summary> Get a moniker's human-readable name based on a moniker string. </summary>
protected string GetName(string monikerString)
{
UCOMIMoniker parser = null;
UCOMIMoniker moniker = null;
try
{
parser = GetAnyMoniker();
int eaten;
parser.ParseDisplayName(null, null, monikerString, out eaten, out moniker);
return(GetName(parser));
}
finally
{
if (parser != null)
{
Marshal.ReleaseComObject(parser);
}
parser = null;
if (moniker != null)
{
Marshal.ReleaseComObject(moniker);
}
moniker = null;
}
}
// This version of FindCaptureDevice is provide for education only.
// A second version using the DsDevice helper class is define later.
public IBaseFilter FindCaptureDevice()
{
int hr = 0;
#if USING_NET11
UCOMIEnumMoniker classEnum = null;
UCOMIMoniker[] moniker = new UCOMIMoniker[1];
#else
IEnumMoniker classEnum = null;
IMoniker[] moniker = new IMoniker[1];
#endif
object source = null;
// Create the system device enumerator
ICreateDevEnum devEnum = (ICreateDevEnum) new CreateDevEnum();
// Create an enumerator for the video capture devices
hr = devEnum.CreateClassEnumerator(FilterCategory.VideoInputDevice, out classEnum, 0);
DsError.ThrowExceptionForHR(hr);
// The device enumerator is no more needed
Marshal.ReleaseComObject(devEnum);
// If there are no enumerators for the requested type, then
// CreateClassEnumerator will succeed, but classEnum will be NULL.
if (classEnum == null)
{
throw new ApplicationException("No video capture device was detected.\r\n\r\n" +
"This sample requires a video capture device, such as a USB WebCam,\r\n" +
"to be installed and working properly. The sample will now close.");
}
// Use the first video capture device on the device list.
// Note that if the Next() call succeeds but there are no monikers,
// it will return 1 (S_FALSE) (which is not a failure). Therefore, we
// check that the return code is 0 (S_OK).
#if USING_NET11
int i;
if (classEnum.Next(moniker.Length, moniker, IntPtr.Zero) == 0)
#else
if (classEnum.Next(moniker.Length, moniker, IntPtr.Zero) == 0)
#endif
{
// Bind Moniker to a filter object
Guid iid = typeof(IBaseFilter).GUID;
moniker[0].BindToObject(null, null, ref iid, out source);
}
else
{
throw new ApplicationException("Unable to access video capture device!");
}
// Release COM objects
Marshal.ReleaseComObject(moniker[0]);
Marshal.ReleaseComObject(classEnum);
// An exception is thrown if cast fail
return((IBaseFilter)source);
}
public void Dispose()
{
if (this.Mon != null)
{
Marshal.ReleaseComObject(this.Mon);
}
this.Mon = null;
}
public void Dispose()
{
if (Mon != null)
{
Marshal.ReleaseComObject(Mon);
}
Mon = null;
}
/// <summary>
/// Populate the InnerList with a list of filters from a particular category
/// </summary>
protected void GetFilters(Guid category)
{
int hr;
object comObj = null;
ICreateDevEnum enumDev = null;
UCOMIEnumMoniker enumMon = null;
var mon = new UCOMIMoniker[1];
try
{
// Get the system device enumerator
Type srvType = Type.GetTypeFromCLSID(Uuid.Clsid.SystemDeviceEnum);
if (srvType == null)
throw new NotImplementedException("System Device Enumerator");
comObj = Activator.CreateInstance(srvType);
enumDev = (ICreateDevEnum)comObj;
// Create an enumerator to find filters in category
hr = enumDev.CreateClassEnumerator(ref category, out enumMon, 0);
if (hr != 0)
return;
//throw new NotSupportedException("No devices of the category");
// Loop through the enumerator
int f;
do
{
// Next filter
hr = enumMon.Next(1, mon, out f);
if ((hr != 0) || (mon[0] == null))
break;
// Add the filter
var filter = new Filter(mon[0]);
InnerList.Add(filter);
// Release resources
Marshal.ReleaseComObject(mon[0]);
mon[0] = null;
} while (true);
// Sort
InnerList.Sort();
}
finally
{
enumDev = null;
if (mon[0] != null)
Marshal.ReleaseComObject(mon[0]); mon[0] = null;
if (enumMon != null)
Marshal.ReleaseComObject(enumMon); enumMon = null;
if (comObj != null)
Marshal.ReleaseComObject(comObj); comObj = null;
}
}
protected void CalcRunningObjName(UCOMIRunningObjectTable rot,
UCOMIBindCtx bc,
UCOMIMoniker moniker,
String monikerName)
{
_moniker = moniker;
_monikerName = monikerName;
// FIXME - Does not work because IsRunning is defined
// incorrectly in the IRunningObjectTable mapping
//IsRunning = rot.IsRunning(Moniker);
// Get the object from the table
_isRunningObjectTable = true;
// Persist Guid is probably not used for anything, but
// let's get it anyway
Guid persistGuid = new Guid();
_moniker.GetClassID(out persistGuid);
_persistGuid = persistGuid;
// GUID is the *real* CLSID for the object
String rotProgId = null;
if (_monikerName.StartsWith("!{"))
{
int guidStart = _monikerName.IndexOf('{');
int guidEnd = _monikerName.IndexOf('}');
if (guidStart != -1 && guidEnd != -1)
{
_CLSID =
_monikerName.Substring(guidStart, guidEnd);
_classIdKey = Windows.KeyCLSID.OpenSubKey(_CLSID);
if (_classIdKey != null)
{
String progId = (String)
_classIdKey.OpenSubKey("ProgID").
GetValue(null);
_classNameKey =
Windows.KeyClassRoot.OpenSubKey(progId);
rotProgId = progId
+ _monikerName.Substring(guidEnd + 1);
}
}
// Use the translated progId if available
if (rotProgId != null)
{
_monikerDisplayName = rotProgId;
}
else
{
_monikerDisplayName = _monikerName;
}
}
else
{
// The moniker is something else, just use that
_monikerDisplayName = _monikerName;
}
}
/// <summary>
/// This method gets a UCOMIMoniker object.
///
/// HACK: The only way to create a UCOMIMoniker from a moniker
/// string is to use UCOMIMoniker.ParseDisplayName(). So I
/// need ANY UCOMIMoniker object so that I can call
/// ParseDisplayName(). Does anyone have a better solution?
///
/// This assumes there is at least one video compressor filter
/// installed on the system.
/// </summary>
protected UCOMIMoniker GetAnyMoniker()
{
Guid category = Uuid.FilterCategory.VideoCompressorCategory;
int hr;
object comObj = null;
ICreateDevEnum enumDev = null;
UCOMIEnumMoniker enumMon = null;
UCOMIMoniker[] mon = new UCOMIMoniker[1];
try
{
// Get the system device enumerator
Type srvType = Type.GetTypeFromCLSID(Uuid.Clsid.SystemDeviceEnum);
if (srvType == null)
{
throw new NotImplementedException("System Device Enumerator");
}
comObj = Activator.CreateInstance(srvType);
enumDev = (ICreateDevEnum)comObj;
//Create an enumerator to find filters in category
hr = enumDev.CreateClassEnumerator(ref category, out enumMon, 0);
if (hr != 0)
{
throw new NotSupportedException("No devices of the category");
}
// Get first filter
int f;
hr = enumMon.Next(1, mon, out f);
if ((hr != 0))
{
mon[0] = null;
}
return(mon[0]);
}
finally
{
enumDev = null;
if (enumMon != null)
{
Marshal.ReleaseComObject(enumMon);
}
enumMon = null;
if (comObj != null)
{
Marshal.ReleaseComObject(comObj);
}
comObj = null;
}
}
// Token: 0x06000341 RID: 833 RVA: 0x00013A08 File Offset: 0x00011C08
protected void getFilters(Guid category)
{
object obj = null;
UCOMIEnumMoniker ucomienumMoniker = null;
UCOMIMoniker[] array = new UCOMIMoniker[1];
try
{
Type typeFromCLSID = Type.GetTypeFromCLSID(Clsid.SystemDeviceEnum);
obj = RuntimeHelpers.GetObjectValue(Activator.CreateInstance(typeFromCLSID));
ICreateDevEnum createDevEnum = (ICreateDevEnum)obj;
int num = createDevEnum.CreateClassEnumerator(ref category, out ucomienumMoniker, 0);
if (num != 0)
{
}
for (;;)
{
int num2;
num = ucomienumMoniker.Next(1, array, out num2);
if (num != 0)
{
break;
}
if (array[0] == null)
{
break;
}
Filter value = new Filter(array[0]);
this.InnerList.Add(value);
Marshal.ReleaseComObject(array[0]);
array[0] = null;
}
this.InnerList.Sort();
}
finally
{
if (array[0] != null)
{
Marshal.ReleaseComObject(array[0]);
}
array[0] = null;
if (ucomienumMoniker != null)
{
Marshal.ReleaseComObject(ucomienumMoniker);
}
ucomienumMoniker = null;
if (obj != null)
{
Marshal.ReleaseComObject(RuntimeHelpers.GetObjectValue(obj));
}
obj = null;
}
}
protected void getFilters(Guid category)
{
object o = null;
ICreateDevEnum enum2 = null;
UCOMIEnumMoniker ppEnumMoniker = null;
UCOMIMoniker[] rgelt = new UCOMIMoniker[1];
try
{
int num;
Type typeFromCLSID = Type.GetTypeFromCLSID(Clsid.SystemDeviceEnum);
if (typeFromCLSID == null)
{
throw new NotImplementedException("System Device Enumerator");
}
o = Activator.CreateInstance(typeFromCLSID);
enum2 = (ICreateDevEnum)o;
if (enum2.CreateClassEnumerator(ref category, out ppEnumMoniker, 0) != 0)
{
throw new NotSupportedException("No devices of the category");
}
while ((ppEnumMoniker.Next(1, rgelt, out num) == 0) && (rgelt[0] != null))
{
Filter filter = new Filter(rgelt[0]);
base.InnerList.Add(filter);
Marshal.ReleaseComObject(rgelt[0]);
rgelt[0] = null;
}
base.InnerList.Sort();
}
finally
{
enum2 = null;
if (rgelt[0] != null)
{
Marshal.ReleaseComObject(rgelt[0]);
}
rgelt[0] = null;
if (ppEnumMoniker != null)
{
Marshal.ReleaseComObject(ppEnumMoniker);
}
ppEnumMoniker = null;
if (o != null)
{
Marshal.ReleaseComObject(o);
}
o = null;
}
}
protected void getFilters(Guid category)
{
object o = null;
ICreateDevEnum enum2 = null;
UCOMIEnumMoniker ppEnumMoniker = null;
UCOMIMoniker[] rgelt = new UCOMIMoniker[1];
try
{
int num2;
Type typeFromCLSID = Type.GetTypeFromCLSID(Clsid.SystemDeviceEnum);
if (typeFromCLSID == null)
{
throw new NotImplementedException("System Device Enumerator");
}
o = Activator.CreateInstance(typeFromCLSID);
enum2 = (ICreateDevEnum) o;
if (enum2.CreateClassEnumerator(ref category, out ppEnumMoniker, 0) != 0)
{
throw new NotSupportedException("No devices of the category");
}
while ((ppEnumMoniker.Next(1, rgelt, out num2) == 0) && (rgelt[0] != null))
{
DirectX.Capture.Filter filter = new DirectX.Capture.Filter(rgelt[0]);
base.InnerList.Add(filter);
Marshal.ReleaseComObject(rgelt[0]);
rgelt[0] = null;
}
base.InnerList.Sort();
}
finally
{
enum2 = null;
if (rgelt[0] != null)
{
Marshal.ReleaseComObject(rgelt[0]);
}
rgelt[0] = null;
if (ppEnumMoniker != null)
{
Marshal.ReleaseComObject(ppEnumMoniker);
}
ppEnumMoniker = null;
if (o != null)
{
Marshal.ReleaseComObject(o);
}
o = null;
}
}
/// <summary>
/// Получает объект типа UCOMIMoniker.
/// Требуется хотя бы один видеокомпрессор в системе
/// </summary>
protected UCOMIMoniker GetAnyMoniker()
{
Guid category = FilterCategory.VideoCompressorCategory;
int hr;
object comObj = null;
ICreateDevEnum enumDev;
UCOMIEnumMoniker enumMon = null;
UCOMIMoniker[] mon = new UCOMIMoniker[1];
try
{
//Получаем system device enumerator
Type srvType = Type.GetTypeFromCLSID(Clsid.SystemDeviceEnum);
if (srvType == null)
{
throw new NotImplementedException("System Device Enumerator");
}
comObj = Activator.CreateInstance(srvType);
enumDev = (ICreateDevEnum)comObj;
//Создаем enumerator чтобы найти фильтры в категории
hr = enumDev.CreateClassEnumerator(ref category, out enumMon, 0);
if (hr != 0)
{
throw new NotSupportedException("No devices of the category");
}
//Получаем первый фильтр
hr = enumMon.Next(1, mon, out _);
if ((hr != 0))
{
mon[0] = null;
}
return(mon[0]);
}
finally
{
if (enumMon != null)
{
Marshal.ReleaseComObject(enumMon);
}
if (comObj != null)
{
Marshal.ReleaseComObject(comObj);
}
}
}
public static bool AddGraphToRot(object graph, out int cookie)
{
bool flag;
cookie = 0;
int errorCode = 0;
UCOMIRunningObjectTable pprot = null;
UCOMIMoniker ppmk = null;
try
{
errorCode = GetRunningObjectTable(0, out pprot);
if (errorCode < 0)
{
Marshal.ThrowExceptionForHR(errorCode);
}
int currentProcessId = GetCurrentProcessId();
IntPtr iUnknownForObject = Marshal.GetIUnknownForObject(graph);
int num3 = (int)iUnknownForObject;
Marshal.Release(iUnknownForObject);
string item = string.Format("FilterGraph {0} pid {1}", num3.ToString("x8"), currentProcessId.ToString("x8"));
errorCode = CreateItemMoniker("!", item, out ppmk);
if (errorCode < 0)
{
Marshal.ThrowExceptionForHR(errorCode);
}
pprot.Register(1, graph, ppmk, out cookie);
flag = true;
}
catch (Exception)
{
flag = false;
}
finally
{
if (ppmk != null)
{
Marshal.ReleaseComObject(ppmk);
}
ppmk = null;
if (pprot != null)
{
Marshal.ReleaseComObject(pprot);
}
pprot = null;
}
return(flag);
}
public static IBaseFilter AddFilterByDevicePath(IGraphBuilder graphBuilder, string devicePath, string name)
{
int hr = 0;
IBaseFilter filter = null;
#if USING_NET11
UCOMIBindCtx bindCtx = null;
UCOMIMoniker moniker = null;
#else
IBindCtx bindCtx = null;
IMoniker moniker = null;
#endif
int eaten;
if (graphBuilder == null)
{
throw new ArgumentNullException("graphBuilder");
}
try
{
hr = NativeMethods.CreateBindCtx(0, out bindCtx);
Marshal.ThrowExceptionForHR(hr);
hr = NativeMethods.MkParseDisplayName(bindCtx, devicePath, out eaten, out moniker);
Marshal.ThrowExceptionForHR(hr);
hr = (graphBuilder as IFilterGraph2).AddSourceFilterForMoniker(moniker, bindCtx, name, out filter);
DsError.ThrowExceptionForHR(hr);
}
catch
{
// An error occur. Just returning null...
}
finally
{
if (bindCtx != null)
{
Marshal.ReleaseComObject(bindCtx);
}
if (moniker != null)
{
Marshal.ReleaseComObject(moniker);
}
}
return(filter);
}
/// <summary> start all the interfaces, graphs and preview window. </summary>
bool StartupVideo(UCOMIMoniker mon)
{
int hr;
try
{
if (!CreateCaptureDevice(mon))
{
return(false);
}
if (!GetInterfaces())
{
return(false);
}
if (!SetupGraph())
{
return(false);
}
if (!SetupVideoWindow())
{
return(false);
}
#if DEBUG
DsROT.AddGraphToRot(graphBuilder, out rotCookie); // graphBuilder capGraph
#endif
hr = mediaCtrl.Run();
if (hr < 0)
{
Marshal.ThrowExceptionForHR(hr);
}
bool hasTuner = DsUtils.ShowTunerPinDialog(capGraph, capFilter, this.Handle);
// toolBarBtnTune.Enabled = hasTuner;
return(true);
}
catch (Exception ee)
{
MessageBox.Show(this, "Could not start video stream\r\n" + ee.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Stop);
return(false);
}
}
/// <summary> start all the interfaces, graphs and preview window. </summary>
bool StartupVideo(UCOMIMoniker mon)
{
int hr;
try
{
if (!CreateCaptureDevice(mon))
{
return(false);
}
if (!GetInterfaces())
{
return(false);
}
if (!SetupGraph())
{
return(false);
}
if (!SetupVideoWindow())
{
return(false);
}
#if DEBUG
//DsROT.AddGraphToRot( graphBuilder, out rotCookie ); // graphBuilder capGraph
rot = new DsROTEntry(graphBuilder);
#endif
hr = mediaCtrl.Run();
if (hr < 0)
{
Marshal.ThrowExceptionForHR(hr);
}
bool hasTuner = DsUtils.ShowTunerPinDialog(capGraph, capFilter, this.Handle);
//tuneBtn.Enabled = hasTuner;
return(true);
}
catch
{
return(false);
}
}
/// <summary> start all the interfaces, graphs and preview window. </summary>
bool StartupVideo(UCOMIMoniker mon)
{
int hr;
try
{
if (!CreateCaptureDevice(mon))
{
return(false);
}
if (!GetInterfaces())
{
return(false);
}
if (!SetupGraph())
{
return(false);
}
if (!SetupVideoWindow())
{
return(false);
}
#if DEBUG
DsROT.AddGraphToRot(graphBuilder, out rotCookie); // graphBuilder capGraph
#endif
hr = mediaCtrl.Run();
if (hr < 0)
{
Marshal.ThrowExceptionForHR(hr);
}
CaptureImage(); // Begins updating...
return(true);
}
catch (Exception ee)
{
MessageBox.Show(this, "Could not start video stream\r\n" + ee.Message, "DirectShow.NET", MessageBoxButtons.OK, MessageBoxIcon.Stop);
return(false);
}
}
public static bool AddGraphToRot(object graph, out int cookie)
{
cookie = 0;
int hr = 0;
UCOMIRunningObjectTable rot = null;
UCOMIMoniker mk = null;
try {
hr = GetRunningObjectTable(0, out rot);
if (hr < 0)
{
Marshal.ThrowExceptionForHR(hr);
}
int id = GetCurrentProcessId();
IntPtr iuPtr = Marshal.GetIUnknownForObject(graph);
int iuInt = (int)iuPtr;
Marshal.Release(iuPtr);
string item = string.Format("FilterGraph {0} pid {1}", iuInt.ToString("x8"), id.ToString("x8"));
hr = CreateItemMoniker("!", item, out mk);
if (hr < 0)
{
Marshal.ThrowExceptionForHR(hr);
}
rot.Register(ROTFLAGS_REGISTRATIONKEEPSALIVE, graph, mk, out cookie);
return(true);
}
catch (Exception)
{
return(false);
}
finally
{
if (mk != null)
{
Marshal.ReleaseComObject(mk);
}
mk = null;
if (rot != null)
{
Marshal.ReleaseComObject(rot);
}
rot = null;
}
}
protected UCOMIMoniker getAnyMoniker()
{
UCOMIMoniker moniker;
Guid videoCompressorCategory = FilterCategory.VideoCompressorCategory;
object o = null;
ICreateDevEnum enum2 = null;
UCOMIEnumMoniker ppEnumMoniker = null;
UCOMIMoniker[] rgelt = new UCOMIMoniker[1];
try
{
int num;
Type typeFromCLSID = Type.GetTypeFromCLSID(Clsid.SystemDeviceEnum);
if (typeFromCLSID == null)
{
throw new NotImplementedException("System Device Enumerator");
}
o = Activator.CreateInstance(typeFromCLSID);
enum2 = (ICreateDevEnum)o;
if (enum2.CreateClassEnumerator(ref videoCompressorCategory, out ppEnumMoniker, 0) != 0)
{
throw new NotSupportedException("No devices of the category");
}
if (ppEnumMoniker.Next(1, rgelt, out num) != 0)
{
rgelt[0] = null;
}
moniker = rgelt[0];
}
finally
{
enum2 = null;
if (ppEnumMoniker != null)
{
Marshal.ReleaseComObject(ppEnumMoniker);
}
ppEnumMoniker = null;
if (o != null)
{
Marshal.ReleaseComObject(o);
}
o = null;
}
return(moniker);
}
protected UCOMIMoniker getAnyMoniker()
{
UCOMIMoniker moniker2;
Guid videoCompressorCategory = FilterCategory.VideoCompressorCategory;
object o = null;
ICreateDevEnum enum2 = null;
UCOMIEnumMoniker ppEnumMoniker = null;
UCOMIMoniker[] rgelt = new UCOMIMoniker[1];
try
{
int num2;
Type typeFromCLSID = Type.GetTypeFromCLSID(Clsid.SystemDeviceEnum);
if (typeFromCLSID == null)
{
throw new NotImplementedException("System Device Enumerator");
}
o = Activator.CreateInstance(typeFromCLSID);
enum2 = (ICreateDevEnum) o;
if (enum2.CreateClassEnumerator(ref videoCompressorCategory, out ppEnumMoniker, 0) != 0)
{
throw new NotSupportedException("No devices of the category");
}
if (ppEnumMoniker.Next(1, rgelt, out num2) != 0)
{
rgelt[0] = null;
}
moniker2 = rgelt[0];
}
finally
{
enum2 = null;
if (ppEnumMoniker != null)
{
Marshal.ReleaseComObject(ppEnumMoniker);
}
ppEnumMoniker = null;
if (o != null)
{
Marshal.ReleaseComObject(o);
}
o = null;
}
return moniker2;
}
public static int GetRunningObjectCount()
{
int count = 0;
UCOMIBindCtx bc;
UCOMIRunningObjectTable rot;
UCOMIEnumMoniker em;
UCOMIMoniker[] moniker = new UCOMIMoniker[1];
int unused;
ActiveX.CreateBindCtx(0, out bc);
bc.GetRunningObjectTable(out rot);
rot.EnumRunning(out em);
while (0 == em.Next(1, moniker, out unused))
count++;
Marshal.ReleaseComObject(bc);
Marshal.ReleaseComObject(rot);
Marshal.ReleaseComObject(em);
return count;
}
// Get filter name represented by the moniker
private string GetName(UCOMIMoniker moniker)
{
Object bagObj = null;
IPropertyBag bag = null;
try
{
Guid bagId = typeof(IPropertyBag).GUID;
// get property bag of the moniker
moniker.BindToStorage(null, null, ref bagId, out bagObj);
bag = (IPropertyBag) bagObj;
// read FriendlyName
object val = "";
int hr = bag.Read("FriendlyName", ref val, IntPtr.Zero);
if (hr != 0)
Marshal.ThrowExceptionForHR(hr);
// get it as string
string ret = val as string;
if ((ret == null) || (ret.Length < 1))
throw new ApplicationException();
return ret;
}
catch (Exception)
{
return "";
}
finally
{
// release all COM objects
bag = null;
if (bagObj != null)
{
Marshal.ReleaseComObject(bagObj);
bagObj = null;
}
}
}
// This version of FindCaptureDevice is provide for education only.
// A second version using the DsDevice helper class is define later.
public IBaseFilter FindCaptureDevice()
{
int hr = 0;
#if USING_NET11
UCOMIEnumMoniker classEnum = null;
UCOMIMoniker[] moniker = new UCOMIMoniker[1];
#else
IEnumMoniker classEnum = null;
IMoniker[] moniker = new IMoniker[1];
#endif
object source = null;
// Create the system device enumerator
ICreateDevEnum devEnum = (ICreateDevEnum) new CreateDevEnum();
// Create an enumerator for the video capture devices
hr = devEnum.CreateClassEnumerator(FilterCategory.VideoInputDevice, out classEnum, 0);
DsError.ThrowExceptionForHR(hr);
// The device enumerator is no more needed
Marshal.ReleaseComObject(devEnum);
// If there are no enumerators for the requested type, then
// CreateClassEnumerator will succeed, but classEnum will be NULL.
if (classEnum == null)
{
throw new ApplicationException("No video capture device was detected.\r\n\r\n" +
"This sample requires a video capture device, such as a USB WebCam,\r\n" +
"to be installed and working properly. The sample will now close.");
}
// Use the first video capture device on the device list.
// Note that if the Next() call succeeds but there are no monikers,
// it will return 1 (S_FALSE) (which is not a failure). Therefore, we
// check that the return code is 0 (S_OK).
#if USING_NET11
int i;
if (classEnum.Next (moniker.Length, moniker, IntPtr.Zero) == 0)
#else
if (classEnum.Next (moniker.Length, moniker, IntPtr.Zero) == 0)
#endif
{
// Bind Moniker to a filter object
Guid iid = typeof(IBaseFilter).GUID;
moniker[0].BindToObject(null, null, ref iid, out source);
}
else
{
throw new ApplicationException("Unable to access video capture device!");
}
// Release COM objects
Marshal.ReleaseComObject(moniker[0]);
Marshal.ReleaseComObject(classEnum);
// An exception is thrown if cast fail
return (IBaseFilter) source;
}
/// <summary>
/// This method gets a UCOMIMoniker object.
///
/// HACK: The only way to create a UCOMIMoniker from a moniker
/// string is to use UCOMIMoniker.ParseDisplayName(). So I
/// need ANY UCOMIMoniker object so that I can call
/// ParseDisplayName(). Does anyone have a better solution?
///
/// This assumes there is at least one video compressor filter
/// installed on the system.
/// </summary>
protected UCOMIMoniker getAnyMoniker()
{
Guid category = FilterCategory.VideoCompressorCategory;
int hr;
object comObj = null;
ICreateDevEnum enumDev = null;
UCOMIEnumMoniker enumMon = null;
UCOMIMoniker[] mon = new UCOMIMoniker[1];
try
{
// Get the system device enumerator
Type srvType = Type.GetTypeFromCLSID( Clsid.SystemDeviceEnum );
if( srvType == null )
throw new NotImplementedException( "System Device Enumerator" );
comObj = Activator.CreateInstance( srvType );
enumDev = (ICreateDevEnum) comObj;
// Create an enumerator to find filters in category
hr = enumDev.CreateClassEnumerator( ref category, out enumMon, 0 );
if( hr != 0 )
throw new NotSupportedException( "No devices of the category" );
// Get first filter
int f;
hr = enumMon.Next( 1, mon, out f );
if( (hr != 0) )
mon[0] = null;
return( mon[0] );
}
finally
{
enumDev = null;
if( enumMon != null )
Marshal.ReleaseComObject( enumMon ); enumMon = null;
if( comObj != null )
Marshal.ReleaseComObject( comObj ); comObj = null;
}
}
/// <summary> Create a new filter from its moniker </summary>
internal Filter( UCOMIMoniker moniker )
{
Name = getName( moniker );
MonikerString = getMonikerString( moniker );
}
/// <summary> Retrieve the a moniker's display name (i.e. it's unique string) </summary>
protected string getMonikerString(UCOMIMoniker moniker)
{
string s;
moniker.GetDisplayName( null, null, out s );
return( s );
}
/// <summary> create the user selected capture device. </summary>
private bool CreateCaptureDevice( UCOMIMoniker mon )
{
object capObj = null;
try
{
Guid gbf = typeof( IBaseFilter ).GUID;
mon.BindToObject( null, null, ref gbf, out capObj );
capFilter = (IBaseFilter) capObj; capObj = null;
return true;
}
catch( Exception ee )
{
if( capObj != null )
Marshal.ReleaseComObject( capObj ); capObj = null;
throw ee;
}
}
internal Filter(UCOMIMoniker moniker)
{
this.Name = this.getName(moniker);
this.MonikerString = this.getMonikerString(moniker);
}
/// <summary>
/// Get a snapshot of the running object table (ROT).
/// </summary>
/// <returns>A hashtable mapping the name of the object
// in the ROT to the corresponding object</returns>
public Hashtable GetRunningObjectTable()
{
Hashtable result = new Hashtable();
int numFetched;
UCOMIRunningObjectTable runningObjectTable;
UCOMIEnumMoniker monikerEnumerator;
UCOMIMoniker[] monikers = new UCOMIMoniker[1];
GetRunningObjectTable(0, out runningObjectTable);
runningObjectTable.EnumRunning(out monikerEnumerator);
monikerEnumerator.Reset();
while (monikerEnumerator.Next(1, monikers, out numFetched) == 0)
{
UCOMIBindCtx ctx;
CreateBindCtx(0, out ctx);
string runningObjectName;
monikers[0].GetDisplayName(ctx, null, out runningObjectName);
object runningObjectVal;
runningObjectTable.GetObject(monikers[0], out runningObjectVal);
result[runningObjectName] = runningObjectVal;
}
return result;
}
/// <summary> start all the interfaces, graphs and preview window. </summary>
bool StartupVideo( UCOMIMoniker mon )
{
int hr;
try {
if( ! CreateCaptureDevice( mon ) )
return false;
if( ! GetInterfaces() )
return false;
if( ! SetupGraph() )
return false;
if( ! SetupVideoWindow() )
return false;
#if DEBUG
DsROT.AddGraphToRot( graphBuilder, out rotCookie ); // graphBuilder capGraph
#endif
hr = mediaCtrl.Run();
if( hr < 0 )
Marshal.ThrowExceptionForHR( hr );
return true;
}
catch( Exception ee )
{
MessageBox.Show( this, "Could not start video stream\r\n" + ee.Message, "DirectShow.NET", MessageBoxButtons.OK, MessageBoxIcon.Stop );
return false;
}
}
/// <summary> create the user selected capture device. </summary>
bool CreateCaptureDevice( UCOMIMoniker mon )
{
object capObj = null;
try {
Guid gbf = typeof( IBaseFilter ).GUID;
mon.BindToObject( null, null, ref gbf, out capObj );
capFilter = (IBaseFilter) capObj; capObj = null;
return true;
}
catch( Exception ee )
{
MessageBox.Show( this, "Could not create capture device\r\n" + ee.Message, "DirectShow.NET", MessageBoxButtons.OK, MessageBoxIcon.Stop );
return false;
}
finally
{
if( capObj != null )
Marshal.ReleaseComObject( capObj ); capObj = null;
}
}
internal Filter(UCOMIMoniker moniker )
protected string getMonikerString(UCOMIMoniker moniker)
protected string getName(UCOMIMoniker moniker)
public static extern int MkParseDisplayName(UCOMIBindCtx pcb, [MarshalAs(UnmanagedType.LPWStr)] string szUserName, out int pchEaten, out UCOMIMoniker ppmk);
public void OnRename(UCOMIMoniker pmk)
{
// TODO: Add DocHostUIHandler.OnRename implementation
}
/// <summary> start all the interfaces, graphs and preview window. </summary>
private bool StartupVideo( UCOMIMoniker mon )
{
int hr;
if( ! CreateCaptureDevice( mon ) )
return false;
if( ! GetInterfaces() )
return false;
if( ! SetupGraph() )
return false;
hr = mediaCtrl.Run();
if( hr < 0 )
Marshal.ThrowExceptionForHR( hr );
// will thow up input for tuner settings.
//bool hasTuner = DsUtils.ShowTunerPinDialog( capGraph, capFilter, IntPtr.Zero );
return true;
}
private static extern int CreateItemMoniker( string delim, string item, out UCOMIMoniker ppmk );
protected IMoniker getAnyMoniker()
#endif
#endif
{
Guid category = FilterCategory.VideoCompressorCategory;
int hr;
object comObj = null;
ICreateDevEnum enumDev = null;
#if DSHOWNET
IEnumMoniker enumMon = null;
IMoniker[] mon = new IMoniker[1];
#else
#if VS2003
UCOMIEnumMoniker enumMon = null;
UCOMIMoniker[] mon = new UCOMIMoniker[1];
#else
IEnumMoniker enumMon = null;
IMoniker[] mon = new IMoniker[1];
#endif
#endif
try
{
// Get the system device enumerator
#if DSHOWNET
Type srvType = Type.GetTypeFromCLSID( Clsid.SystemDeviceEnum );
if( srvType == null )
throw new NotImplementedException( "System Device Enumerator" );
comObj = Activator.CreateInstance( srvType );
enumDev = (ICreateDevEnum) comObj;
// Create an enumerator to find filters in category
hr = enumDev.CreateClassEnumerator( ref category, out enumMon, 0 );
#else
// Get the system device enumerator
enumDev = (ICreateDevEnum)new DirectShowLib.CreateDevEnum();
// Create an enumerator to find filters in category
hr = enumDev.CreateClassEnumerator(category, out enumMon, CDef.None);
#endif
if( hr != 0 )
throw new NotSupportedException( "No devices of the category" );
// Get first filter
#if DSHOWNET
IntPtr f=IntPtr.Zero;
hr = enumMon.Next( 1, mon, f );
#else
#if VS2003
int f;
hr = enumMon.Next( 1, mon, out f );
#else
IntPtr f = IntPtr.Zero;
hr = enumMon.Next(1, mon, f);
#endif
#endif
if( (hr != 0) )
mon[0] = null;
return( mon[0] );
}
finally
{
enumDev = null;
if( enumMon != null )
Marshal.ReleaseComObject( enumMon ); enumMon = null;
if( comObj != null )
Marshal.ReleaseComObject( comObj ); comObj = null;
}
}
/// <summary> Populate the InnerList with a list of filters from a particular category </summary>
protected void getFilters(Guid category)
{
int hr;
object comObj = null;
ICreateDevEnum enumDev = null;
#if DSHOWNET
IEnumMoniker enumMon = null;
IMoniker[] mon = new IMoniker[1];
#else
#if VS2003
UCOMIEnumMoniker enumMon = null;
UCOMIMoniker[] mon = new UCOMIMoniker[1];
#else
IEnumMoniker enumMon = null;
IMoniker[] mon = new IMoniker[1];
#endif
#endif
try
{
#if DSHOWNET
// Get the system device enumerator
Type srvType = Type.GetTypeFromCLSID( Clsid.SystemDeviceEnum );
if( srvType == null )
throw new NotImplementedException( "System Device Enumerator" );
comObj = Activator.CreateInstance( srvType );
enumDev = (ICreateDevEnum) comObj;
// Create an enumerator to find filters in category
hr = enumDev.CreateClassEnumerator( ref category, out enumMon, 0 );
#else
enumDev = (ICreateDevEnum) new CreateDevEnum();
// Create an enumerator to find filters in category
hr = enumDev.CreateClassEnumerator( category, out enumMon, 0 );
#endif
if( hr != 0 )
//#if NEWCODE
{
if(category == FilterCategory.VideoInputDevice)
{
MessageBox.Show("Warning No Video Input Devices");
return;
//throw new NotSupportedException( "No devices of the category VideoInputDevice" );
}
else if(category == FilterCategory.AudioInputDevice)
{
// throw new NotSupportedException( "No devices of the category AudioInputDevice" );
return;
}
else if(category == FilterCategory.VideoCompressorCategory)
{
MessageBox.Show("Warning No Video Input Devices");
return;
//throw new NotSupportedException("No devices of the category VideoCompressorCategory");
}
else
if(category == FilterCategory.AudioCompressorCategory)
{
throw new NotSupportedException( "No devices of the category AudioCompressorCategory" );
}
else
{
throw new NotSupportedException( "No devices of the category " + category.ToString() );
}
}
//#else
// throw new NotSupportedException( "No devices of the category" );
//#endif
// Loop through the enumerator
#if DSHOWNET
IntPtr f = IntPtr.Zero;
#else
#if VS2003
int f = 0;
#else
IntPtr f = IntPtr.Zero;
#endif
#endif
do
{
// Next filter
#if DSHOWNET
hr = enumMon.Next( 1, mon, f );
#else
#if VS2003
hr = enumMon.Next( 1, mon, out f );
#else
hr = enumMon.Next( 1, mon, f );
#endif
#endif
if( (hr != 0) || (mon[0] == null) )
break;
// Add the filter
Filter filter = new Filter( mon[0] );
InnerList.Add( filter );
// Release resources
Marshal.ReleaseComObject( mon[0] );
mon[0] = null;
}
while(true);
// Sort
InnerList.Sort();
}
finally
{
enumDev = null;
if( mon[0] != null )
Marshal.ReleaseComObject( mon[0] ); mon[0] = null;
if( enumMon != null )
Marshal.ReleaseComObject( enumMon ); enumMon = null;
if( comObj != null )
Marshal.ReleaseComObject( comObj ); comObj = null;
}
}
public static object GetMSDEVFromGIT(string strProgID, string processId)
{
UCOMIRunningObjectTable prot;
UCOMIEnumMoniker pMonkEnum;
try
{
GetRunningObjectTable(0,out prot);
prot.EnumRunning(out pMonkEnum);
pMonkEnum.Reset(); // Churn through enumeration.
int fetched;
UCOMIMoniker []pmon = new UCOMIMoniker[1];
while(pMonkEnum.Next(1, pmon, out fetched) == 0)
{
UCOMIBindCtx pCtx;
CreateBindCtx(0, out pCtx);
string str;
pmon[0].GetDisplayName(pCtx,null,out str);
// #if DEBUG
// System.Windows.Forms.MessageBox.Show(str+" strProgId="+strProgID+" processId="+processId);
// #endif
if(str.IndexOf(strProgID)>0 && (str.IndexOf(":"+processId)>0 || processId==""))
{
object objReturnObject;
prot.GetObject(pmon[0],out objReturnObject);
object ide = (object)objReturnObject;
return ide;
}
}
}
catch
{
return null;
}
return null;
}
int MkParseDisplayName( UCOMIBindCtx pbc, string szUserName, ref int pchEaten, out UCOMIMoniker ppmk);
protected string getName(UCOMIMoniker moniker)
{
object ppvObj = null;
IPropertyBag bag = null;
string str2;
try
{
Guid gUID = typeof(IPropertyBag).GUID;
moniker.BindToStorage(null, null, ref gUID, out ppvObj);
bag = (IPropertyBag) ppvObj;
object pVar = "";
int errorCode = bag.Read("FriendlyName", ref pVar, IntPtr.Zero);
if (errorCode != 0)
{
Marshal.ThrowExceptionForHR(errorCode);
}
string str = pVar as string;
if ((str == null) || (str.Length < 1))
{
throw new NotImplementedException("Device FriendlyName");
}
str2 = str;
}
catch (Exception)
{
str2 = "";
}
finally
{
bag = null;
if (ppvObj != null)
{
Marshal.ReleaseComObject(ppvObj);
}
ppvObj = null;
}
return str2;
}
