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DirectX.Capture Class Library

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29 Mar 2008Public Domain5 min read 4M   72K   598  
A .NET class library for capturing video and audio to AVI files.
 
/******************************************************
                  DirectShow .NET
		      netmaster@swissonline.ch
*******************************************************/
//					DsControl
// basic Quartz control interfaces, ported from control.odl

using System;
using System.Runtime.InteropServices;

namespace DShowNET
{


// ---------------------------------------------------------------------------------------

	[ComVisible(true), ComImport,
	Guid("56a868b1-0ad4-11ce-b03a-0020af0ba770"),
	InterfaceType( ComInterfaceType.InterfaceIsDual)]
public interface IMediaControl
{
		[PreserveSig]
	int Run();

		[PreserveSig]
	int Pause();

		[PreserveSig]
	int Stop();

		[PreserveSig]
	int GetState( int msTimeout, out int pfs );

		[PreserveSig]
	int RenderFile( string strFilename );

		[PreserveSig]
	int AddSourceFilter(
		[In]											string		strFilename,
		[Out, MarshalAs(UnmanagedType.IDispatch)]	out object		ppUnk );

		[PreserveSig]
	int get_FilterCollection(
		[Out, MarshalAs(UnmanagedType.IDispatch)]	out object		ppUnk );

		[PreserveSig]
	int get_RegFilterCollection(
		[Out, MarshalAs(UnmanagedType.IDispatch)]	out object		ppUnk );

		[PreserveSig]
	int StopWhenReady();
}





// ---------------------------------------------------------------------------------------

	[ComVisible(true), ComImport,
	Guid("56a868b6-0ad4-11ce-b03a-0020af0ba770"),
	InterfaceType( ComInterfaceType.InterfaceIsDual)]
public interface IMediaEvent
{
		[PreserveSig]
	int GetEventHandle( out IntPtr hEvent );

		[PreserveSig]
	int GetEvent( out DsEvCode lEventCode, out int lParam1, out int lParam2, int msTimeout );

		[PreserveSig]
	int WaitForCompletion( int msTimeout, out int pEvCode );

		[PreserveSig]
	int CancelDefaultHandling( int lEvCode );

		[PreserveSig]
	int RestoreDefaultHandling( int lEvCode );

		[PreserveSig]
	int FreeEventParams( DsEvCode lEvCode, int lParam1, int lParam2 );
}





// ---------------------------------------------------------------------------------------

	[ComVisible(true), ComImport,
	Guid("56a868c0-0ad4-11ce-b03a-0020af0ba770"),
	InterfaceType( ComInterfaceType.InterfaceIsDual)]
public interface IMediaEventEx
{
	#region "IMediaEvent Methods"
			[PreserveSig]
		int GetEventHandle( out IntPtr hEvent );

			[PreserveSig]
		int GetEvent( out DsEvCode lEventCode, out int lParam1, out int lParam2, int msTimeout );

			[PreserveSig]
		int WaitForCompletion( int msTimeout, [Out] out int pEvCode );

			[PreserveSig]
		int CancelDefaultHandling( int lEvCode );

			[PreserveSig]
		int RestoreDefaultHandling( int lEvCode );

			[PreserveSig]
		int FreeEventParams( DsEvCode lEvCode, int lParam1, int lParam2 );
	#endregion


		[PreserveSig]
	int SetNotifyWindow( IntPtr hwnd, int lMsg, IntPtr lInstanceData );

		[PreserveSig]
	int SetNotifyFlags( int lNoNotifyFlags );
        
		[PreserveSig]
	int GetNotifyFlags( out int lplNoNotifyFlags );
}





// ---------------------------------------------------------------------------------------

	[ComVisible(true), ComImport,
	Guid("329bb360-f6ea-11d1-9038-00a0c9697298"),
	InterfaceType( ComInterfaceType.InterfaceIsDual)]
public interface IBasicVideo2
{
		[PreserveSig]
	int AvgTimePerFrame( out double pAvgTimePerFrame );

		[PreserveSig]
	int BitRate( out int pBitRate );

		[PreserveSig]
	int BitErrorRate( out int pBitRate );

		[PreserveSig]
	int VideoWidth( out int pVideoWidth );

		[PreserveSig]
	int VideoHeight( out int pVideoHeight );


		[PreserveSig]
	int put_SourceLeft( int SourceLeft );
		[PreserveSig]
	int get_SourceLeft( out int pSourceLeft );

		[PreserveSig]
	int put_SourceWidth( int SourceWidth );
		[PreserveSig]
	int get_SourceWidth( out int pSourceWidth );

		[PreserveSig]
	int put_SourceTop( int SourceTop );
		[PreserveSig]
	int get_SourceTop( out int pSourceTop );

		[PreserveSig]
	int put_SourceHeight( int SourceHeight );
		[PreserveSig]
	int get_SourceHeight( out int pSourceHeight );



		[PreserveSig]
	int put_DestinationLeft( int DestinationLeft );
		[PreserveSig]
	int get_DestinationLeft( out int pDestinationLeft );

		[PreserveSig]
	int put_DestinationWidth( int DestinationWidth );
		[PreserveSig]
	int get_DestinationWidth( out int pDestinationWidth );

		[PreserveSig]
	int put_DestinationTop( int DestinationTop );
		[PreserveSig]
	int get_DestinationTop( out int pDestinationTop );

		[PreserveSig]
	int put_DestinationHeight( int DestinationHeight );
		[PreserveSig]
	int get_DestinationHeight( out int pDestinationHeight );

		[PreserveSig]
	int SetSourcePosition( int left, int top, int width, int height );
		[PreserveSig]
	int GetSourcePosition( out int left, out int top, out int width, out int height );
		[PreserveSig]
	int SetDefaultSourcePosition();


		[PreserveSig]
	int SetDestinationPosition( int left, int top, int width, int height );
		[PreserveSig]
	int GetDestinationPosition( out int left, out int top, out int width, out int height );
		[PreserveSig]
	int SetDefaultDestinationPosition();


		[PreserveSig]
	int GetVideoSize( out int pWidth, out int pHeight );

		[PreserveSig]
	int GetVideoPaletteEntries( int StartIndex, int Entries, out int pRetrieved, IntPtr pPalette );

		[PreserveSig]
	int GetCurrentImage( ref int pBufferSize, IntPtr pDIBImage );

		[PreserveSig]
	int IsUsingDefaultSource();
		[PreserveSig]
	int IsUsingDefaultDestination();

		[PreserveSig]
	int GetPreferredAspectRatio( out int plAspectX, out int plAspectY );
}









	[ComVisible(true), ComImport,
	Guid("56a868b4-0ad4-11ce-b03a-0020af0ba770"),
	InterfaceType( ComInterfaceType.InterfaceIsDual )]
public interface IVideoWindow
{
		[PreserveSig]
	int put_Caption( string caption );
		[PreserveSig]
	int get_Caption( [Out] out string caption );

		[PreserveSig]
	int put_WindowStyle( int windowStyle );
		[PreserveSig]
	int get_WindowStyle( out int windowStyle );

		[PreserveSig]
	int put_WindowStyleEx( int windowStyleEx );
		[PreserveSig]
	int get_WindowStyleEx( out int windowStyleEx );
        
		[PreserveSig]
	int put_AutoShow( int autoShow );
		[PreserveSig]
	int get_AutoShow( out int autoShow );
        
		[PreserveSig]
	int put_WindowState( int windowState );
		[PreserveSig]
	int get_WindowState( out int windowState );

		[PreserveSig]
	int put_BackgroundPalette( int backgroundPalette );
		[PreserveSig]
	int get_BackgroundPalette( out int backgroundPalette );
        
		[PreserveSig]
	int put_Visible( int visible );
		[PreserveSig]
	int get_Visible( out int visible );
        
		[PreserveSig]
	int put_Left( int left );
		[PreserveSig]
	int get_Left( out int left );
        
		[PreserveSig]
	int put_Width( int width );
		[PreserveSig]
	int get_Width( out int width );
        
		[PreserveSig]
	int put_Top( int top );
		[PreserveSig]
	int get_Top( out int top );
        
		[PreserveSig]
	int put_Height( int height );
		[PreserveSig]
	int get_Height( out int height );
        
		[PreserveSig]
	int put_Owner( IntPtr owner );
		[PreserveSig]
	int get_Owner( out IntPtr owner );
        
		[PreserveSig]
	int put_MessageDrain( IntPtr drain );
		[PreserveSig]
	int get_MessageDrain( out IntPtr drain );
        
		[PreserveSig]
	int get_BorderColor( out int color );
		[PreserveSig]
	int put_BorderColor( int color );
        
		[PreserveSig]
	int get_FullScreenMode( out int fullScreenMode );
		[PreserveSig]
	int put_FullScreenMode( int fullScreenMode );
        
		[PreserveSig]
	int SetWindowForeground( int focus );
        
		[PreserveSig]
	int NotifyOwnerMessage( IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam );
        
		[PreserveSig]
	int SetWindowPosition( int left, int top, int width, int height );
        
		[PreserveSig]
	int GetWindowPosition( out int left, out int top, out int width, out int height );
        
		[PreserveSig]
	int GetMinIdealImageSize( out int width, out int height );
        
		[PreserveSig]
	int GetMaxIdealImageSize( out int width, out int height );
        
		[PreserveSig]
	int GetRestorePosition( out int left, out int top, out int width, out int height );
        
		[PreserveSig]
	int HideCursor( int hideCursor );
        
		[PreserveSig]
	int IsCursorHidden( out int hideCursor );

}










// ---------------------------------------------------------------------------------------

	[ComVisible(true), ComImport,
	Guid("56a868b2-0ad4-11ce-b03a-0020af0ba770"),
	InterfaceType( ComInterfaceType.InterfaceIsDual )]
public interface IMediaPosition
{
		[PreserveSig]
	int get_Duration( out double pLength );

		[PreserveSig]
	int put_CurrentPosition( double llTime );
		[PreserveSig]
	int get_CurrentPosition( out double pllTime );

		[PreserveSig]
	int get_StopTime( out double pllTime );
		[PreserveSig]
	int put_StopTime( double llTime );

		[PreserveSig]
	int get_PrerollTime( out double pllTime );
		[PreserveSig]
	int put_PrerollTime( double llTime );

		[PreserveSig]
	int put_Rate( double dRate );
		[PreserveSig]
	int get_Rate( out double pdRate );

		[PreserveSig]
	int CanSeekForward( out int pCanSeekForward );
		[PreserveSig]
	int CanSeekBackward( out int pCanSeekBackward );
}







// ---------------------------------------------------------------------------------------

	[ComVisible(true), ComImport,
	Guid("56a868b3-0ad4-11ce-b03a-0020af0ba770"),
	InterfaceType( ComInterfaceType.InterfaceIsDual )]
public interface IBasicAudio
{
		[PreserveSig]
	int put_Volume( int lVolume );
		[PreserveSig]
	int get_Volume( out int plVolume );

		[PreserveSig]
	int put_Balance( int lBalance );
		[PreserveSig]
	int get_Balance( out int plBalance );
}





// ---------------------------------------------------------------------------------------

	[ComVisible(true), ComImport,
	Guid("56a868b9-0ad4-11ce-b03a-0020af0ba770"),
	InterfaceType( ComInterfaceType.InterfaceIsDual )]
public interface IAMCollection
{
		[PreserveSig]
	int get_Count( out int plCount );

		[PreserveSig]
	int Item( int lItem,
		[Out, MarshalAs(UnmanagedType.IUnknown) ]		out	object	ppUnk );

		[PreserveSig]
	int get_NewEnum(
		[Out, MarshalAs(UnmanagedType.IUnknown) ]		out	object	ppUnk );
}


public enum DsEvCode
{
	None,
	Complete			= 0x01,		// EC_COMPLETE
	UserAbort			= 0x02,		// EC_USERABORT
	ErrorAbort			= 0x03,		// EC_ERRORABORT
	Time				= 0x04,		// EC_TIME
	Repaint				= 0x05,		// EC_REPAINT
	StErrStopped		= 0x06,		// EC_STREAM_ERROR_STOPPED
	StErrStPlaying		= 0x07,		// EC_STREAM_ERROR_STILLPLAYING
	ErrorStPlaying		= 0x08,		// EC_ERROR_STILLPLAYING
	PaletteChanged		= 0x09,		// EC_PALETTE_CHANGED
	VideoSizeChanged	= 0x0a,		// EC_VIDEO_SIZE_CHANGED
	QualityChange		= 0x0b,		// EC_QUALITY_CHANGE
	ShuttingDown		= 0x0c,		// EC_SHUTTING_DOWN
	ClockChanged		= 0x0d,		// EC_CLOCK_CHANGED
	Paused				= 0x0e,		// EC_PAUSED
	OpeningFile			= 0x10,		// EC_OPENING_FILE
	BufferingData		= 0x11,		// EC_BUFFERING_DATA
	FullScreenLost		= 0x12,		// EC_FULLSCREEN_LOST
	Activate			= 0x13,		// EC_ACTIVATE
	NeedRestart			= 0x14,		// EC_NEED_RESTART
	WindowDestroyed		= 0x15,		// EC_WINDOW_DESTROYED
	DisplayChanged		= 0x16,		// EC_DISPLAY_CHANGED
	Starvation			= 0x17,		// EC_STARVATION
	OleEvent			= 0x18,		// EC_OLE_EVENT
	NotifyWindow		= 0x19,		// EC_NOTIFY_WINDOW
									// EC_ ....

		// DVDevCod.h
	DvdDomChange		= 0x101,	// EC_DVD_DOMAIN_CHANGE
	DvdTitleChange		= 0x102,	// EC_DVD_TITLE_CHANGE
	DvdChaptStart		= 0x103,	// EC_DVD_CHAPTER_START
	DvdAudioStChange	= 0x104,	// EC_DVD_AUDIO_STREAM_CHANGE

	DvdSubPicStChange	= 0x105,	// EC_DVD_SUBPICTURE_STREAM_CHANGE
	DvdAngleChange		= 0x106,	// EC_DVD_ANGLE_CHANGE
	DvdButtonChange		= 0x107,	// EC_DVD_BUTTON_CHANGE
	DvdValidUopsChange	= 0x108,	// EC_DVD_VALID_UOPS_CHANGE
	DvdStillOn			= 0x109,	// EC_DVD_STILL_ON
	DvdStillOff			= 0x10a,	// EC_DVD_STILL_OFF
	DvdCurrentTime		= 0x10b,	// EC_DVD_CURRENT_TIME
	DvdError			= 0x10c,	// EC_DVD_ERROR
	DvdWarning			= 0x10d,	// EC_DVD_WARNING
	DvdChaptAutoStop	= 0x10e,	// EC_DVD_CHAPTER_AUTOSTOP
	DvdNoFpPgc			= 0x10f,	// EC_DVD_NO_FP_PGC
	DvdPlaybRateChange	= 0x110,	// EC_DVD_PLAYBACK_RATE_CHANGE
	DvdParentalLChange	= 0x111,	// EC_DVD_PARENTAL_LEVEL_CHANGE
	DvdPlaybStopped		= 0x112,	// EC_DVD_PLAYBACK_STOPPED
	DvdAnglesAvail		= 0x113,	// EC_DVD_ANGLES_AVAILABLE
	DvdPeriodAStop		= 0x114,	// EC_DVD_PLAYPERIOD_AUTOSTOP
	DvdButtonAActivated	= 0x115,	// EC_DVD_BUTTON_AUTO_ACTIVATED
	DvdCmdStart			= 0x116,	// EC_DVD_CMD_START
	DvdCmdEnd			= 0x117,	// EC_DVD_CMD_END
	DvdDiscEjected		= 0x118,	// EC_DVD_DISC_EJECTED
	DvdDiscInserted		= 0x119,	// EC_DVD_DISC_INSERTED
	DvdCurrentHmsfTime	= 0x11a,	// EC_DVD_CURRENT_HMSF_TIME
	DvdKaraokeMode		= 0x11b		// EC_DVD_KARAOKE_MODE
}


} // namespace DShowNET

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Written By
Brian Low
Web Developer
Canada Canada
This member has not yet provided a Biography. Assume it's interesting and varied, and probably something to do with programming.

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Posted 26 Jan 2003

Article Copyright 2003 by Brian Low
Everything else Copyright © CodeProject, 1999-2024

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