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Intelligent Screen Saver

, 15 Aug 2007 CPOL
A utility to control screen saver on your computer using computer vision (human face detection), rather than idle timer.
intelligentsaver.zip
intelligentsaver2.zip
IntelligentSaver.suo
DxCam
dshow
Core
DxCam.csproj.user
DxCam.suo
Gui
VideoSource
FaceDetection
App.ico
FaceDetection.GUI.csproj.user
FaceDetection.suo
FaceDetectionWrapper
app.ico
release.zip
Release
cv099.dll
cxcore099.dll
DxCam.dll
FaceDetection.exe
FaceDetection.Wrapper.dll
libguide40.dll
Tiger.Video.VFW.dll
requiredbinaries.zip
References
Tiger.Video.VFW.dll
Cascades
OpenCV
cv099.dll
cxcore099.dll
libguide40.dll
vs2005.zip
VS2005
DxCam
dshow
Core
DxCam.csproj.user
DxCam.suo
Gui
VideoSource
FaceDetection
App.ico
FaceDetection.GUI.csproj.user
FaceDetection.suo
FaceDetectionWrapper
app.ico
Bayesian_ML_DLL.vcproj.Z.Zeeshan.user
IntelligentSaver.suo
namespace dshow.Core
{
	using System;
	using System.Runtime.InteropServices;

	// IVideoWindow interface
	//
	// The IVideoWindow interface sets properties on the video window.
	// Applications can use it to set the window owner, the position
	// and dimensions of the window, and other properties.
	//
	[ComImport,
	Guid("56A868B4-0AD4-11CE-B03A-0020AF0BA770"),
	InterfaceType(ComInterfaceType.InterfaceIsDual)]
	internal interface IVideoWindow
	{
		// Sets the text caption on the playback window
		[PreserveSig]
		int put_Caption(
			string caption);
		// Retrieves the text caption on the playback window
		[PreserveSig]
		int get_Caption(
			[Out] out string caption);

		// Sets the playback window style
		[PreserveSig]
		int put_WindowStyle(
			int windowStyle);
		// Retrieves the window style of the video window
		[PreserveSig]
		int get_WindowStyle(
			out int windowStyle);

		// Sets the style of the control window
		[PreserveSig]
		int put_WindowStyleEx(
			int windowStyleEx);
		// Retrieves the extended style of the video window
		[PreserveSig]
		int get_WindowStyleEx(
			out int windowStyleEx);

        // Specifies if the window will be automatically shown on
		// the first state change
		[PreserveSig]
		int put_AutoShow(
			[In, MarshalAs(UnmanagedType.Bool)] bool autoShow);
		// Retrieves information about whether the window
		// will be automatically shown
		[PreserveSig]
		int get_AutoShow(
			[Out, MarshalAs(UnmanagedType.Bool)] out bool autoShow);
        
		// Sets the current window state (such as visible or minimized)
		[PreserveSig]
		int put_WindowState(
			int windowState);
		// Retrieves the current window state (such as visible or minimized)
		[PreserveSig]
		int get_WindowState(
			out int windowState);

		// Informs the renderer to realize its palette in the background
		[PreserveSig]
		int put_BackgroundPalette(
			int backgroundPalette);
		// Retrieves information about whether any palette required
		// will be realized in the background
		[PreserveSig]
		int get_BackgroundPalette(
			out int backgroundPalette);
        
		// Sets the visibility of the window
		[PreserveSig]
		int put_Visible(
			[In, MarshalAs(UnmanagedType.Bool)] bool visible);
		// Retrieves the visibility of the window
		[PreserveSig]
		int get_Visible(
			[Out, MarshalAs(UnmanagedType.Bool)] out bool visible);

        // Sets the x-axis coordinate for the video window
		[PreserveSig]
		int put_Left(
			int left);
		// Retrieves the x-axis coordinate for the video window
		[PreserveSig]
		int get_Left(
			out int left);

        // Sets the width of the video window
		[PreserveSig]
		int put_Width(
			int width);
		// Retrieves the width of the video window
		[PreserveSig]
		int get_Width(
			out int width);
        
		// Sets the y-axis coordinates for the video window
		[PreserveSig]
		int put_Top(
			int top);
		// Retrieves the y-axis coordinates for the video window
		[PreserveSig]
		int get_Top(
			out int top);
        
		// Sets the height of the video window
		[PreserveSig]
		int put_Height(
			int height);
		// Retrieves the height of the video window
		[PreserveSig]
		int get_Height(
			out int height);
        
		// Sets the owning parent window for the video playback window
		[PreserveSig]
		int put_Owner(
			IntPtr owner);
		// Retrieves the owning parent window for the video playback window
		[PreserveSig]
		int get_Owner(
			out IntPtr owner);
        
		// Specifies a window to which the video window will post messages
		[PreserveSig]
		int put_MessageDrain(
			IntPtr drain);
		// Retrieves the window set to receive messages from the video window
		[PreserveSig]
		int get_MessageDrain(
			out IntPtr drain);
        
		// Retrieves the border color for the video window
		[PreserveSig]
		int get_BorderColor(
			out int color);
		// Sets the border color for the video window
		[PreserveSig]
		int put_BorderColor(
			int color);
        
		// Retrieves the full-screen rendering mode of the video
		// renderer filter supporting this interface
		[PreserveSig]
		int get_FullScreenMode(
			[Out, MarshalAs(UnmanagedType.Bool)] out bool fullScreenMode);
		// Sets the full-screen mode for the video renderer
		// filter supporting this interface
		[PreserveSig]
		int put_FullScreenMode(
			[In, MarshalAs(UnmanagedType.Bool)] bool fullScreenMode);
        
		// Tells the renderer filter to become the foreground window
		[PreserveSig]
		int SetWindowForeground( int focus );
        
		// Forwards messages that have been received by a
		// parent window to a child window owned by a filter
		[PreserveSig]
		int NotifyOwnerMessage(
			IntPtr hwnd,
			int msg,
			IntPtr wParam,
			IntPtr lParam);
        
		// Sets the video window position on the display
		[PreserveSig]
		int SetWindowPosition(
			int left,
			int top,
			int width,
			int height);
        
		// Retrieves the video window position
		[PreserveSig]
		int GetWindowPosition(
			out int left,
			out int top,
			out int width,
			out int height);
        
		// Retrieves the ideal minimum image size for the
		// video image playback (client) area
		[PreserveSig]
		int GetMinIdealImageSize(
			out int width,
			out int height);
        
		// Retrieves the ideal maximum image size for the
		// video image playback (client) area
		[PreserveSig]
		int GetMaxIdealImageSize(
			out int width,
			out int height);
        
		// Retrieves the normal restored window dimensions
		[PreserveSig]
		int GetRestorePosition(
			out int left,
			out int top,
			out int width,
			out int height);
        
		// Hides the cursor
		[PreserveSig]
		int HideCursor(
			[In, MarshalAs(UnmanagedType.Bool)] bool hideCursor);
        
		// Determines if the cursor is hidden or showing
		[PreserveSig]
		int IsCursorHidden(
			[Out, MarshalAs(UnmanagedType.Bool)] out bool hideCursor);
	}
}

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License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

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About the Author

Zeeshan Ejaz Bhatti
Web Developer
Pakistan Pakistan
BCSE - Software Engineering (2000 - 2004)
Foundation University Institute of Management and Computer Sciences.
Pakistan.
 
MS - Computer Sciences (2004 - 2005)
Lahore Univeristy of Management Sciences
Pakistan.

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