/// <summary>
/// Log the filters in the graph.
/// </summary>
protected void LogFilters()
{
LogMessage("Logging filters");
IEnumFilters enumFilters = null;
IBaseFilter[] filters = new IBaseFilter[1];
reply = graphBuilder.EnumFilters(out enumFilters);
DsError.ThrowExceptionForHR(reply);
while (enumFilters.Next(filters.Length, filters, IntPtr.Zero) == 0)
{
FilterInfo filterInfo;
reply = filters[0].QueryFilterInfo(out filterInfo);
DsError.ThrowExceptionForHR(reply);
LogMessage("Filter: " + filterInfo.achName);
logPins(filters[0]);
if (filterInfo.pGraph != null)
{
Marshal.ReleaseComObject(filterInfo.pGraph);
}
Marshal.ReleaseComObject(filters[0]);
}
Marshal.ReleaseComObject(enumFilters);
LogMessage("All filters logged");
}
