private void RunRepeatFilter(ref PSFilterPdnConfigToken token, IWin32Window window)
{
try
{
using (LoadPsFilter lps = new LoadPsFilter(EnvironmentParameters, window.Handle, null))
{
lps.SetAbortCallback(AbortCallback);
if (token.DescriptorRegistry != null)
{
lps.SetRegistryValues(token.DescriptorRegistry);
}
ParameterData parameterData;
if (token.FilterParameters.TryGetValue(token.FilterData, out parameterData))
{
lps.FilterParameters = parameterData;
}
lps.PseudoResources = token.PseudoResources;
lps.IsRepeatEffect = true;
bool result = lps.RunPlugin(token.FilterData, false);
if (result)
{
token.Dest = lps.Dest.Clone();
}
else if (!string.IsNullOrEmpty(lps.ErrorMessage))
{
ShowErrorMessage(window, lps.ErrorMessage);
}
}
}
catch (FileNotFoundException fnfex)
{
ShowErrorMessage(window, fnfex.Message);
}
catch (NullReferenceException nrex)
{
// The filter probably tried to access an unimplemented callback function without checking if it is valid.
ShowErrorMessage(window, nrex.Message);
}
catch (Win32Exception w32ex)
{
ShowErrorMessage(window, w32ex.Message);
}
catch (System.Runtime.InteropServices.ExternalException eex)
{
ShowErrorMessage(window, eex.Message);
}
finally
{
filterDone.Set();
}
}
private PSFilterPdnConfigToken(PSFilterPdnConfigToken copyMe)
: base(copyMe)
{
Dest = copyMe.Dest;
FilterData = copyMe.FilterData;
RunWith32BitShim = copyMe.RunWith32BitShim;
FilterParameters = copyMe.FilterParameters;
PseudoResources = copyMe.PseudoResources;
DescriptorRegistry = copyMe.DescriptorRegistry;
DialogState = copyMe.DialogState;
}
public override void Render(EffectConfigToken parameters, RenderArgs dstArgs, RenderArgs srcArgs, Rectangle[] rois, int startIndex, int length)
{
PSFilterPdnConfigToken token = (PSFilterPdnConfigToken)parameters;
if (token.Dest != null)
{
dstArgs.Surface.CopySurface(token.Dest, rois, startIndex, length);
}
else
{
dstArgs.Surface.CopySurface(srcArgs.Surface, rois, startIndex, length);
}
}
protected override void OnSetRenderInfo(EffectConfigToken parameters, RenderArgs dstArgs, RenderArgs srcArgs)
{
if (repeatEffect)
{
PSFilterPdnConfigToken token = (PSFilterPdnConfigToken)parameters;
if (token.Dest != null)
{
token.Dest.Dispose();
token.Dest = null;
}
if (token.FilterData != null)
{
Win32Window win32Window = new Win32Window(Process.GetCurrentProcess().MainWindowHandle);
if (CheckSourceSurfaceSize(win32Window))
{
if (token.RunWith32BitShim)
{
Run32BitFilterProxy(ref token, win32Window);
}
else
{
filterDone = new ManualResetEvent(false);
filterThread = new Thread(() => RunRepeatFilter(ref token, win32Window))
{
IsBackground = true,
Priority = ThreadPriority.AboveNormal
};
// Some filters may use OLE which requires Single Threaded Apartment mode.
filterThread.SetApartmentState(ApartmentState.STA);
filterThread.Start();
filterDone.WaitOne();
filterDone.Close();
filterDone = null;
filterThread.Join();
filterThread = null;
}
}
}
}
base.OnSetRenderInfo(parameters, dstArgs, srcArgs);
}
private void Run32BitFilterProxy(ref PSFilterPdnConfigToken token, IWin32Window window)
{
// Check that PSFilterShim exists first thing and abort if it does not.
string shimPath = Path.Combine(Path.GetDirectoryName(typeof(PSFilterPdnEffect).Assembly.Location), "PSFilterShim.exe");
if (!File.Exists(shimPath))
{
ShowErrorMessage(window, Resources.PSFilterShimNotFound);
return;
}
try
{
using (PSFilterShimDataFolder proxyTempDir = new PSFilterShimDataFolder())
{
string srcFileName = proxyTempDir.GetRandomFilePathWithExtension(".psi");
string destFileName = proxyTempDir.GetRandomFilePathWithExtension(".psi");
string parameterDataFileName = proxyTempDir.GetRandomFilePathWithExtension(".dat");
string resourceDataFileName = proxyTempDir.GetRandomFilePathWithExtension(".dat");
string descriptorRegistryFileName = proxyTempDir.GetRandomFilePathWithExtension(".dat");
string regionFileName = string.Empty;
Rectangle sourceBounds = EnvironmentParameters.SourceSurface.Bounds;
Rectangle selection = EnvironmentParameters.GetSelection(sourceBounds).GetBoundsInt();
if (selection != sourceBounds)
{
regionFileName = proxyTempDir.GetRandomFilePathWithExtension(".dat");
RegionDataWrapper selectedRegion = new RegionDataWrapper(EnvironmentParameters.GetSelection(sourceBounds).GetRegionData());
DataContractSerializerUtil.Serialize(regionFileName, selectedRegion);
}
bool proxyResult = true;
string proxyErrorMessage = string.Empty;
PSFilterShimSettings settings = new PSFilterShimSettings
{
RepeatEffect = true,
ShowAboutDialog = false,
SourceImagePath = srcFileName,
DestinationImagePath = destFileName,
ParentWindowHandle = window.Handle,
PrimaryColor = EnvironmentParameters.PrimaryColor.ToColor(),
SecondaryColor = EnvironmentParameters.SecondaryColor.ToColor(),
RegionDataPath = regionFileName,
ParameterDataPath = parameterDataFileName,
PseudoResourcePath = resourceDataFileName,
DescriptorRegistryPath = descriptorRegistryFileName,
PluginUISettings = null
};
using (PSFilterShimPipeServer server = new PSFilterShimPipeServer(AbortCallback,
token.FilterData,
settings,
delegate(string data)
{
proxyResult = false;
proxyErrorMessage = data;
},
null))
{
PSFilterShimImage.Save(srcFileName, EnvironmentParameters.SourceSurface, 96.0f, 96.0f);
ParameterData parameterData;
if (token.FilterParameters.TryGetValue(token.FilterData, out parameterData))
{
DataContractSerializerUtil.Serialize(parameterDataFileName, parameterData);
}
if (token.PseudoResources.Count > 0)
{
DataContractSerializerUtil.Serialize(resourceDataFileName, token.PseudoResources);
}
if (token.DescriptorRegistry != null)
{
DataContractSerializerUtil.Serialize(descriptorRegistryFileName, token.DescriptorRegistry);
}
ProcessStartInfo psi = new ProcessStartInfo(shimPath, server.PipeName);
using (Process proxy = Process.Start(psi))
{
proxy.WaitForExit();
}
}
if (proxyResult && File.Exists(destFileName))
{
token.Dest = PSFilterShimImage.Load(destFileName);
}
else if (!string.IsNullOrEmpty(proxyErrorMessage))
{
ShowErrorMessage(window, proxyErrorMessage);
}
}
}
catch (ArgumentException ax)
{
ShowErrorMessage(window, ax.Message);
}
catch (IOException ex)
{
ShowErrorMessage(window, ex.Message);
}
catch (NotSupportedException ex)
{
ShowErrorMessage(window, ex.Message);
}
catch (UnauthorizedAccessException ex)
{
ShowErrorMessage(window, ex.Message);
}
catch (Win32Exception wx)
{
ShowErrorMessage(window, wx.Message);
}
}