C# Class HCS_Encoder.VideoCapture

Callback based video capture class

Inheritance: ISampleGrabberCB, IDisposable

ファイルを表示 Open project: i-e-b/HLS---Smooth-Encoder

Public Properties

Property	Type	Description
m_Dropped	int
m_MediaEvent	IMediaEvent
m_frameRate	int

Protected Properties

Property	Type	Description
m_IncrementTimecodes	bool
m_TimecodeBase	double

Public Methods

Method	Description
Dispose ( ) : void	release everything.
IsCompleted ( ) : bool	Check if source media has ended. Only makes sense for file input.
Pause ( ) : void
Start ( ) : void
VideoCapture ( ) : System	Use capture device zero, default frame rate and size
VideoCapture ( int iDeviceNum ) : System	Use specified capture device, default frame rate and size
VideoCapture ( int iDeviceNum, int iFrameRate ) : System	Use specified capture device, specified frame rate and default size
VideoCapture ( int iDeviceNum, int iFrameRate, int iWidth, int iHeight ) : System	Use specified capture device, specified frame rate and size
VideoCapture ( string Filename ) : System	Start a frame-by-frame capture of a source file. Must be one that can be played in Windows Media Player.

Protected Methods

Method	Description
OnFrameAvailable ( object sender, VideoDataEventArgs e ) : void

Private Methods

Method	Description
CloseInterfaces ( ) : void	Shut down capture
ConfigureSampleGrabber ( ISampleGrabber sampGrabber ) : void
CopyMemory ( IntPtr Destination, IntPtr Source, int Length ) : void
ISampleGrabberCB ( double SampleTime, IMediaSample pSample ) : int	sample callback, NOT USED.
ISampleGrabberCB ( double SampleTime, IntPtr pBuffer, int BufferLen ) : int	buffer callback, COULD BE FROM FOREIGN THREAD.
RescaleToTargetSize ( IntPtr pBuffer ) : Bitmap	Scale a 24bpp interleaved image into another 24bpp interleaved image.
SaveSizeInfo ( ISampleGrabber sampGrabber ) : void
SetConfigParms ( ICaptureGraphBuilder2 capGraph, IBaseFilter capFilter, int iFrameRate, int iWidth, int iHeight ) : void
SetupGraph ( DsDevice dev, int iFrameRate, int iWidth, int iHeight ) : void	build the capture graph for grabber.
SetupGraph ( string FileName ) : void
VideoIndex ( IPin pPin ) : int
_Capture ( int iDeviceNum, int iFrameRate, int iWidth, int iHeight ) : void

Method Details

Dispose() public method

release everything.

public Dispose ( ) : void
return	void

IsCompleted() public method

Check if source media has ended. Only makes sense for file input.

public IsCompleted ( ) : bool
return	bool

OnFrameAvailable() protected method

protected OnFrameAvailable ( object sender, VideoDataEventArgs e ) : void
sender	object
e	VideoDataEventArgs
return	void

Pause() public method

public Pause ( ) : void
return	void

Start() public method

public Start ( ) : void
return	void

VideoCapture() public method

Use capture device zero, default frame rate and size

public VideoCapture ( ) : System
return	System

VideoCapture() public method

Use specified capture device, default frame rate and size

public VideoCapture ( int iDeviceNum ) : System
iDeviceNum	int
return	System

VideoCapture() public method

Use specified capture device, specified frame rate and default size

public VideoCapture ( int iDeviceNum, int iFrameRate ) : System
iDeviceNum	int
iFrameRate	int
return	System

VideoCapture() public method

Use specified capture device, specified frame rate and size

public VideoCapture ( int iDeviceNum, int iFrameRate, int iWidth, int iHeight ) : System
iDeviceNum	int
iFrameRate	int
iWidth	int
iHeight	int
return	System

VideoCapture() public method

Start a frame-by-frame capture of a source file. Must be one that can be played in Windows Media Player.

public VideoCapture ( string Filename ) : System
Filename	string
return	System

Property Details

m_Dropped public_oe property

public int m_Dropped
return	int

m_IncrementTimecodes protected_oe property

protected bool m_IncrementTimecodes
return	bool

m_MediaEvent public_oe property

public IMediaEvent m_MediaEvent
return	IMediaEvent

m_TimecodeBase protected_oe property

protected double m_TimecodeBase
return	double

m_frameRate public_oe property

public int m_frameRate
return	int