vetFrameYUV420.h

//http://www.fourcc.org

#ifndef __VETLIB_VETFRAMEYUV420_H__
 #define __VETLIB_VETFRAMEYUV420_H__

 #define _VETFRAMECACHE24_SLOWMODE

 #include "vetDefs.h"

 #include "vetFrame.h"
class vetFrameYUV420;
  #include "vetFrameRGB24.h"

//      PLANAR  PLANAR  PLANAR  PLANAR  PLANAR  PLANAR  PLANAR  PLANAR  PLANAR  PLANAR  PLANAR

class vetFrameYUV420 : public virtual vetFrame
 {

        public:


                bool autoFreeData;

                unsigned char *data;

                unsigned char *Y; // = data[0]
                unsigned char *U; // = data[ width*height* ]
                unsigned char *V; // = data[ width*height*1.25 ]


        public:

                enum ChannelYUV { Lum, Cb, Cr }; // YUV

                vetFrameYUV420();

                vetFrameYUV420(unsigned int width, unsigned int height);

                vetFrameYUV420(vetFrameYUV420& img);

                ~vetFrameYUV420();


                void* dump_buffer() { return static_cast<void*>(data); };

                VETRESULT reAllocCanvas(unsigned int w, unsigned int h);


                //width*height*1.5 * 8bit / width/height = 1.5*8bit = 12bit
                unsigned int getBpp() { return 12; };
                VETRESULT setBlack();
                VETRESULT setWhite();

                VETRESULT extractBrightness(unsigned char* buffer, unsigned int* size = NULL );

                unsigned int getBufferSize() { return (unsigned int)( width * height * 1.5); };


                vetFrameYUV420& clearWith(unsigned char* bg, ChannelYUV channel);


                VETRESULT setPixel(unsigned int x, unsigned int y, unsigned char& value, ChannelYUV channel);


                VETRESULT getPixel(unsigned int x, unsigned int y, unsigned char& value, ChannelYUV channel);



                vetFrameYUV420& operator = (vetFrameYUV420& img);

                vetFrameYUV420& operator += (vetFrameYUV420& img);

                vetFrameYUV420& operator *= (vetFrameYUV420& img);


                void operator << (const vetFrameRGB24& img);

                vetFrameYUV420& operator >> (vetFrameRGB24& img);

                VETFRAME_PROFILE getProfile() { return vetFrame::VETFRAME_I420; };
                VETFRAME_CHANNEL_TYPE getChannelType() { return vetFrame::VETFRAME_CT_PLANAR; };

                int getFOURCC() { return 0x30323449; };
 };



#endif //__VETLIB_VETFRAMEYUV420_H__

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