DtTransformFrameTaskElement.h

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/****************************************************************************** 
** Copyright (c) 2012 VT-MAK Technologies, Inc. 
** All rights reserved. 
******************************************************************************/ 


#pragma once

#include <vrvVideoStream/vrvVideoStream.h>

#include <vrvVideoStream/DtProcessImageTask.h>
#include <vrvVideoStream/DtImageTaskElement.h>

namespace makVrv
{
   class DtVideoFrameBuffer;

   class DT_DLL_VRVVIDEOSTREAM DtTransformFrameTaskElement 
      : public DtImageTaskElement
   {
   public:
      friend class DtTransformFrameTaskElementCreator;

      virtual ~DtTransformFrameTaskElement();

      virtual bool shouldFlip() const;

      virtual void setShouldFlip( bool flip );

      virtual bool shouldScale() const;

      virtual void setShouldScale( bool scale );

      virtual int scaleX() const;

      virtual void setScaleX( int scaleX );

      virtual int scaleY() const;

      virtual void setScaleY( int scaleY );

      virtual bool shouldResample() const;

      virtual void setShouldResample( bool resample );

      virtual int bitsPerPixel() const;

      virtual void setBitsPerPixel( int bpp );

      void setFromRecord( const makArchives::DtImageTaskRecord& config );

   protected:
      DtTransformFrameTaskElement( DtDe&, DtProcessImageTask* owningTask );

      void handleProcessFrame(DtVideoFrameBuffer* frame);

   private:
      DtTransformFrameTaskElement();

      DtTransformFrameTaskElement( const DtTransformFrameTaskElement& orig );

      DtTransformFrameTaskElement& operator=( 
         const DtTransformFrameTaskElement& rhs );

   protected:

      bool myShouldFlip;
      bool myShouldScale;
      bool myShouldResample;

      int myScaleX;
      int myScaleY;
      int myBitsPerPixel;
   };

   class DT_DLL_VRVVIDEOSTREAM DtTransformFrameTaskElementCreator 
      : public DtImageTaskElementCreator
   {
   public:
      friend class DtVideoStreamManager;

      DtTransformFrameTaskElementCreator();

      virtual ~DtTransformFrameTaskElementCreator();

   protected:
      virtual DtImageTaskElement* create( DtDe& de, 
         DtProcessImageTask* owningTask );
   };
}