DtVideoFrameBuffer.h

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/******************************************************************************
** Copyright (c) 2018 VT-MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once

#include <vrvVideoStream/vrvVideoStream.h>

namespace makVrv
{
class DT_DLL_VRVVIDEOSTREAM DtVideoFrameBuffer
{
   public:
      enum DataFormat
      {
         RAW,
         JPG,
         PNG,
         BMP,
         NITF,
         X264
      };

      DtVideoFrameBuffer(int imgBufferSize = 0, int metadataBufferSize = 0);

      ~DtVideoFrameBuffer();

      unsigned char* imageData() const;

      void setImageData(unsigned char* imageData, int imageDataSize);

      int imageSize() const;
      
      DataFormat type() const;

      void setType(DataFormat type);

      int y() const;

      void setY(int y);

      int x() const;

      void setX(int x);

      int rowInBytes() const;

      void setRowInBytes(int rowInBytes);

      int bpp() const;

      void setBpp(int bpp);

      int format() const;

      void setFormat(int format);

     int dataType() const;

     void setDataType(int dataType);
     
      unsigned char* metadata() const;

      void setMetadata(unsigned char* metadata, int metadataSize);

      int metadataSize() const;

   protected:
      void resizeImageBuffer(int sizeInBytes);

      void resizeMetadataBuffer(int sizeInBytes);
      
      unsigned char* myImageBuffer;      //pixel data
      int myImageSize;                   //number of bytes the image uses (may not be the size of the buffer)
      int myImageBufferSize;             //image buffer size
      DataFormat myType;                 //how the data is compressed, if at all
      int myY;                           //height
      int myX;                           //width
      int myRowInBytes;                  //needed for conversion later
      int myBpp;                         //bits per pixel
      int myFormat;                      //openGL image format
      int myDataType;                    //openGL data type
      unsigned char* myMetadataBuffer;   //metadata
      int myMetadataSize;                //metadata size in bytes
      int myMetadataBufferSize;          //metadata buffer size
};
}