mythopengltonemap.h

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#ifndef MYTHOPENGLTONEMAP_H
#define MYTHOPENGLTONEMAP_H
 
// Qt
#include <QObject>
 
// MythTV
#include "libmythui/opengl/mythrenderopengl.h"
#include "mythvideocolourspace.h"
#include "opengl/mythvideotextureopengl.h"
 
class MythOpenGLTonemap : public QObject
{
    Q_OBJECT
 
  public:
    MythOpenGLTonemap(MythRenderOpenGL* Render, MythVideoColourSpace* ColourSpace);
   ~MythOpenGLTonemap() override;
 
    MythVideoTextureOpenGL* Map(std::vector<MythVideoTextureOpenGL*>& Inputs, QSize DisplaySize);
    MythVideoTextureOpenGL* GetTexture();
 
  public slots:
    void UpdateColourSpace(bool PrimariesChanged);
 
  private:
    Q_DISABLE_COPY(MythOpenGLTonemap)
 
    bool CreateShader(size_t InputSize, VideoFrameType Type, QSize Size);
    bool CreateTexture(QSize Size);
 
    MythRenderOpenGL*      m_render       { nullptr  };
    QOpenGLExtraFunctions* m_extra        { nullptr  };
    MythVideoColourSpace*  m_colourSpace  { nullptr  };
    QOpenGLShaderProgram*  m_shader       { nullptr  };
    GLuint                 m_storageBuffer{ 0        };
    MythVideoTextureOpenGL* m_texture     { nullptr  };
    size_t                 m_inputCount   { 0        };
    QSize                  m_inputSize    { 0, 0     };
    VideoFrameType         m_inputType    { FMT_NONE };
    QSize                  m_outputSize   { 0, 0     };
};
 
#endif