public void ReloadName()
{
try
{
if (basefilter == null)
{
return;
}
FilterInfo fi;
basefilter.QueryFilterInfo(out fi);
name = fi.achName;
orgname = fi.achName;
IFileSourceFilter fsrc = basefilter as IFileSourceFilter;
if (fsrc != null && fsrc.GetCurFile(out srcfilename, null) == 0 && srcfilename != null && !name.Contains(srcfilename))
{
name += " " + srcfilename.Substring(srcfilename.LastIndexOf('\\') + 1);
}
IFileSinkFilter fdst = basefilter as IFileSinkFilter;
if (fdst != null && fdst.GetCurFile(out dstfilename, null) == 0 && dstfilename != null && !name.Contains(dstfilename))
{
name += " " + dstfilename.Substring(dstfilename.LastIndexOf('\\') + 1);
}
string dspname = filterProps.DisplayName;
if (dspname != null && dspname.Length > 0)
{
if (!dispnames.ContainsKey(orgname))
{
dispnames.Add(orgname, dspname);
}
}
else //have no display name
{
if (dispnames.TryGetValue(orgname, out dspname))
{
filterProps.DisplayName = dspname;
}
}
IVideoWindow vw = basefilter as IVideoWindow;
if (vw != null)
{
//string s;
//vw.get_Caption(out s);
string gname = Graph.Form.Text + ": " + name;// +": ";
vw.put_Caption(gname);
//vw.SetWindowForeground(OABool.False);
//vw.put_AutoShow(OABool.True);
//vw.put_Owner(Program.mainform.Handle); hangs
WindowStyleEx wex;
vw.get_WindowStyleEx(out wex);
vw.put_WindowStyleEx(wex | WindowStyleEx.Topmost);
}
}
catch (COMException e)
{
Graph.ShowCOMException(e, "Problem occured while examining filter " + Name);
}
catch (Exception e)
{
MessageBox.Show(e.Message, "Exception caught while examining filter " + Name);
}
}
public static string DumpFilterInfo(IBaseFilter filter)
{
StringBuilder sb = new StringBuilder();
int hr;
sb.AppendLine(">>>>>>> BaseFilter info dump BEGIN");
{
Guid guid;
hr = filter.GetClassID(out guid);
if (0 == hr)
{
sb.AppendLine("ClassID: " + guid.ToString());
}
else
{
sb.AppendLine("ClassID: " + GetErrorText(hr));
}
}
{
string vendorInfo = null;
hr = filter.QueryVendorInfo(out vendorInfo);
if (0 == hr)
{
sb.AppendLine(string.Format("VendorInfo: {0}", vendorInfo));
}
else
{
sb.AppendLine("VendorInfo: " + GetErrorText(hr));
}
}
{
FilterInfo fi;
hr = filter.QueryFilterInfo(out fi);
if (0 == hr)
{
sb.AppendLine(string.Format("FilterInfo achName: {0}", fi.achName));
}
else
{
sb.AppendLine("FilterInfo achName: " + GetErrorText(hr));
}
}
IFileSourceFilter fileSourceFilter = filter as IFileSourceFilter;
if (fileSourceFilter != null)
{
string fileName;
AMMediaType mt = new AMMediaType();
fileSourceFilter.GetCurFile(out fileName, mt);
DsUtils.FreeAMMediaType(mt);
sb.AppendLine("IFileSourceFilter CurFile: " + fileName);
}
// Pins info
{
IEnumPins enumPins = null;
IPin[] pins = new IPin[1] {
null
};
try
{
hr = filter.EnumPins(out enumPins);
DsError.ThrowExceptionForHR(hr);
while (enumPins.Next(1, pins, IntPtr.Zero) == 0)
{
sb.AppendLine(DumpPinInfo(pins[0]));
Util.ReleaseComObject(ref pins[0]);
}
}
finally
{
Marshal.ReleaseComObject(enumPins);
}
}
sb.AppendLine(">>>>>>> BaseFilter info dump END");
return(sb.ToString());
}
public DSFilterNode(IBaseFilter filter, bool manualAdded)
{
_filter = filter;
_manualAdded = manualAdded;
AssociatedUINode = typeof(DSFilterNodeUI).AssemblyQualifiedName;
// if it's a filesource filter, get the filename for it
IFileSourceFilter fs = filter as IFileSourceFilter;
if (fs != null)
{
IAMOpenProgress op = filter as IAMOpenProgress;
if (op != null)
{
// it wants a URL (thought you were being sneaky huh?)
string url = string.Empty;
AMMediaType mtype = new AMMediaType();
fs.GetCurFile(out url, mtype);
if (url == null)
{
URLDialog ud = new URLDialog();
if (ud.ShowDialog() == DialogResult.OK)
{
fs.Load(ud.URL, null);
}
ud.Dispose();
ud = null;
}
fs = null;
}
else
{
// it wants a filename
string filename = string.Empty;
AMMediaType mtype = new AMMediaType();
fs.GetCurFile(out filename, mtype);
if (filename == null)
{
OpenFileDialog ofd = new OpenFileDialog();
if (ofd.ShowDialog() == DialogResult.OK)
{
fs.Load(ofd.FileName, null);
}
ofd.Dispose();
ofd = null;
}
fs = null;
}
}
// if it's a filewriter, get the filename for it
IFileSinkFilter fw = filter as IFileSinkFilter;
if (fw != null)
{
string filename = string.Empty;
AMMediaType mtype = new AMMediaType();
fw.GetCurFile(out filename, mtype);
if (filename == null)
{
SaveFileDialog sfd = new SaveFileDialog();
if (sfd.ShowDialog() == DialogResult.OK)
{
fw.SetFileName(sfd.FileName, null);
}
}
fw = null;
}
// create and add all DaggerPins for this filter
SyncPins();
}