mitk::VideoSource Class Reference

#include <mitkVideoSource.h>

Inheritance diagram for mitk::VideoSource:

Collaboration diagram for mitk::VideoSource:

List of all members.

Public Types
typedef VideoSource	Self
typedef itk::Object	Superclass
typedef itk::SmartPointer< Self >	Pointer
typedef itk::SmartPointer < const Self >	ConstPointer
typedef mitk::Message< void >	StartedStoppedEvent
Public Member Functions
virtual const char *	GetClassName () const
virtual void	FetchFrame ()
virtual unsigned char *	GetVideoTexture ()
virtual void	StartCapturing ()
virtual void	StopCapturing ()
bool	IsCapturingEnabled () const
int	GetImageWidth ()
int	GetImageHeight ()
void	EnableRotation (bool enable=true)
void	SetRotationAngle (double rotationAngle)
double	GetRotationAngle ()
virtual unsigned long	GetFrameCount () const
Static Public Member Functions
static Pointer	New ()
Public Attributes
StartedStoppedEvent	Started
StartedStoppedEvent	Stopped
Protected Member Functions
	VideoSource ()
virtual	~VideoSource ()
Protected Attributes
unsigned char *	m_CurrentVideoTexture
int	m_CaptureWidth
int	m_CaptureHeight
bool	m_CapturingInProcess
double	m_RotationAngle
bool	m_RotationEnabled
unsigned long	m_FrameCount

---

Detailed Description

Simple base class for acquiring video data.

Definition at line 32 of file mitkVideoSource.h.

---

Member Typedef Documentation

typedef itk::SmartPointer<const Self> mitk::VideoSource::ConstPointer

Reimplemented in mitk::OpenCVVideoSource.

Definition at line 35 of file mitkVideoSource.h.

typedef itk::SmartPointer<Self> mitk::VideoSource::Pointer

Reimplemented in mitk::OpenCVVideoSource.

Definition at line 35 of file mitkVideoSource.h.

typedef VideoSource mitk::VideoSource::Self

Reimplemented in mitk::OpenCVVideoSource.

Definition at line 35 of file mitkVideoSource.h.

typedef mitk::Message<void> mitk::VideoSource::StartedStoppedEvent

Define two event types for getting informed when this videosource is started/stopped

Definition at line 36 of file mitkVideoSource.h.

typedef itk::Object mitk::VideoSource::Superclass

Reimplemented in mitk::OpenCVVideoSource.

Definition at line 35 of file mitkVideoSource.h.

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Constructor & Destructor Documentation

mitk::VideoSource::VideoSource

(

)

[protected]

Definition at line 21 of file mitkVideoSource.cpp.

:
  m_CurrentVideoTexture(NULL),
  m_CaptureWidth(0),
  m_CaptureHeight(0),
  m_CapturingInProcess(false),
  m_RotationAngle(0.0),
  m_RotationEnabled(false),
  m_FrameCount(0)
{ 
}

mitk::VideoSource::~VideoSource

(

)

[protected, virtual]

Definition at line 33 of file mitkVideoSource.cpp.

{
  if(m_CurrentVideoTexture)
    delete m_CurrentVideoTexture;
}

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Member Function Documentation

void mitk::VideoSource::EnableRotation

(

bool

enable = true )

[inline]

Definition at line 67 of file mitkVideoSource.h.

      {m_RotationEnabled = enable;};

void mitk::VideoSource::FetchFrame

(

)

[virtual]

Reimplemented in mitk::OpenCVVideoSource.

Definition at line 63 of file mitkVideoSource.cpp.

Referenced by QmitkVideoBackground::AddRenderWindow().

{
  ++m_FrameCount;
}

virtual const char* mitk::VideoSource::GetClassName

(

)

const [virtual]

Reimplemented in mitk::OpenCVVideoSource.

virtual unsigned long mitk::VideoSource::GetFrameCount

(

)

const [virtual]

int mitk::VideoSource::GetImageHeight

(

)

[inline]

Definition at line 65 of file mitkVideoSource.h.

Referenced by QmitkVideoBackground::AddRenderWindow(), and QmitkVideoBackground::Modified().

{return m_CaptureHeight;}

int mitk::VideoSource::GetImageWidth

(

)

[inline]

Definition at line 64 of file mitkVideoSource.h.

Referenced by QmitkVideoBackground::AddRenderWindow().

{return m_CaptureWidth;}

double mitk::VideoSource::GetRotationAngle

(

)

[inline]

Definition at line 73 of file mitkVideoSource.h.

      {return m_RotationAngle;};

unsigned char * mitk::VideoSource::GetVideoTexture

(

)

[virtual]

Reimplemented in mitk::OpenCVVideoSource.

Definition at line 39 of file mitkVideoSource.cpp.

Referenced by QmitkVideoBackground::UpdateVideo().

{ // Fetch Frame and return pointer to opengl texture
  return 0;
}

bool mitk::VideoSource::IsCapturingEnabled

(

)

const

Definition at line 58 of file mitkVideoSource.cpp.

Referenced by QmitkOpenCVVideoControls::on_PlayButton_clicked(), and QmitkOpenCVVideoControls::~QmitkOpenCVVideoControls().

{
  return m_CapturingInProcess;
}

static Pointer mitk::VideoSource::New

(

)

[static]

Reimplemented in mitk::OpenCVVideoSource.

void mitk::VideoSource::SetRotationAngle

(

double

rotationAngle )

[inline]

Definition at line 70 of file mitkVideoSource.h.

      {m_RotationAngle = rotationAngle;};

void mitk::VideoSource::StartCapturing

(

)

[virtual]

Reimplemented in mitk::OpenCVVideoSource.

Definition at line 44 of file mitkVideoSource.cpp.

{   
  m_CapturingInProcess = true;
  m_FrameCount = 0;
  Started.Send();
}

void mitk::VideoSource::StopCapturing

(

)

[virtual]

Reimplemented in mitk::OpenCVVideoSource.

Definition at line 51 of file mitkVideoSource.cpp.

References m_CapturingInProcess.

{
  mitk::VideoSource::m_CapturingInProcess = false;
  m_FrameCount = 0;
  Stopped.Send();
}

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Member Data Documentation

int mitk::VideoSource::m_CaptureHeight [protected]

Definition at line 83 of file mitkVideoSource.h.

int mitk::VideoSource::m_CaptureWidth [protected]

Definition at line 83 of file mitkVideoSource.h.

bool mitk::VideoSource::m_CapturingInProcess [protected]

Definition at line 84 of file mitkVideoSource.h.

Referenced by StopCapturing().

unsigned char* mitk::VideoSource::m_CurrentVideoTexture [protected]

Reimplemented in mitk::OpenCVVideoSource.

Definition at line 82 of file mitkVideoSource.h.

unsigned long mitk::VideoSource::m_FrameCount [protected]

Saves the current frame count. Incremented in FetchFrame(). Resetted to 0 when StartCapturing() or StopCapturing() is called.

Definition at line 99 of file mitkVideoSource.h.

double mitk::VideoSource::m_RotationAngle [protected]

Angle for rotating the video image

Definition at line 89 of file mitkVideoSource.h.

bool mitk::VideoSource::m_RotationEnabled [protected]

Flag to enable or disable video rotation used for performance enhancement.

Definition at line 94 of file mitkVideoSource.h.

StartedStoppedEvent mitk::VideoSource::Started

Definition at line 44 of file mitkVideoSource.h.

StartedStoppedEvent mitk::VideoSource::Stopped

Definition at line 45 of file mitkVideoSource.h.

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The documentation for this class was generated from the following files:

• mitkVideoSource.h
• mitkVideoSource.cpp