CustusX  2020.11.07-dev+develop.4ce4a
An IGT application
cx::VideoSource Class Referenceabstract

video source interface. More...

#include <cxVideoSource.h>

Inheritance diagram for cx::VideoSource:
cx::BasicVideoSource cx::LayoutVideoSource cx::ProbeAdapterRTSource cx::TestVideoSource cx::VideoSourceSHM

Signals

void streaming (bool on)
 emitted when streaming started/stopped More...
 
void connected (bool on)
 emitted when source is connected/disconnected More...
 
void newFrame ()
 emitted when a new frame has arrived (getVtkImageData() returns something new). info/status/name/valid might also have changed More...
 

Public Member Functions

virtual ~VideoSource ()
 
virtual QString getUid ()=0
 
virtual QString getName ()=0
 
virtual vtkImageDataPtr getVtkImageData ()=0
 
virtual double getTimestamp ()=0
 
virtual TimeInfo getAdvancedTimeInfo ()=0
 
virtual QString getInfoString () const =0
 an information text intended to be visible along with the data stream at all times More...
 
virtual QString getStatusString () const =0
 status text describing the stream state, display instead of stream when the stream is invalid. More...
 
virtual void start ()=0
 start streaming More...
 
virtual void stop ()=0
 stop streaming More...
 
virtual bool validData () const =0
 return true is data stream is ok to display. This is a heuristic based on the data rate. More...
 
virtual bool isConnected () const =0
 return true when a connection to the data source is established. More...
 
virtual bool isStreaming () const =0
 return true when the source is streaming data. More...
 
virtual void setResolution (double mmPerPixel)
 

Detailed Description

video source interface.

Synchronize data with source, provide data as a vtkImageData.

Definition at line 43 of file cxVideoSource.h.

Constructor & Destructor Documentation

virtual cx::VideoSource::~VideoSource ( )
inlinevirtual

Definition at line 48 of file cxVideoSource.h.

Member Function Documentation

void cx::VideoSource::connected ( bool  on)
signal

emitted when source is connected/disconnected

virtual TimeInfo cx::VideoSource::getAdvancedTimeInfo ( )
pure virtual
virtual QString cx::VideoSource::getInfoString ( ) const
pure virtual

an information text intended to be visible along with the data stream at all times

Implemented in cx::VideoSourceSHM, cx::BasicVideoSource, cx::TestVideoSource, cx::ProbeAdapterRTSource, and cx::LayoutVideoSource.

virtual QString cx::VideoSource::getName ( )
pure virtual
virtual QString cx::VideoSource::getStatusString ( ) const
pure virtual

status text describing the stream state, display instead of stream when the stream is invalid.

Implemented in cx::VideoSourceSHM, cx::BasicVideoSource, cx::TestVideoSource, cx::ProbeAdapterRTSource, and cx::LayoutVideoSource.

virtual double cx::VideoSource::getTimestamp ( )
pure virtual
virtual QString cx::VideoSource::getUid ( )
pure virtual
virtual vtkImageDataPtr cx::VideoSource::getVtkImageData ( )
pure virtual
virtual bool cx::VideoSource::isConnected ( ) const
pure virtual

return true when a connection to the data source is established.

Implemented in cx::VideoSourceSHM, cx::BasicVideoSource, cx::TestVideoSource, cx::ProbeAdapterRTSource, and cx::LayoutVideoSource.

virtual bool cx::VideoSource::isStreaming ( ) const
pure virtual

return true when the source is streaming data.

Implemented in cx::VideoSourceSHM, cx::BasicVideoSource, cx::TestVideoSource, cx::ProbeAdapterRTSource, and cx::LayoutVideoSource.

void cx::VideoSource::newFrame ( )
signal

emitted when a new frame has arrived (getVtkImageData() returns something new). info/status/name/valid might also have changed

virtual void cx::VideoSource::setResolution ( double  mmPerPixel)
inlinevirtual

Set the resolution of the incoming video in mm/pixel

Reimplemented in cx::VideoSourceSHM, cx::BasicVideoSource, and cx::TestVideoSource.

Definition at line 69 of file cxVideoSource.h.

virtual void cx::VideoSource::start ( )
pure virtual
virtual void cx::VideoSource::stop ( )
pure virtual
void cx::VideoSource::streaming ( bool  on)
signal

emitted when streaming started/stopped

virtual bool cx::VideoSource::validData ( ) const
pure virtual

return true is data stream is ok to display. This is a heuristic based on the data rate.

Implemented in cx::VideoSourceSHM, cx::BasicVideoSource, cx::TestVideoSource, cx::ProbeAdapterRTSource, and cx::LayoutVideoSource.


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