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/*=========================================================================
Program: GDCM (Grassroots DICOM). A DICOM library
Copyright (c) 2006-2011 Mathieu Malaterre
All rights reserved.
See Copyright.txt or http://gdcm.sourceforge.net/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#ifndef GDCMIMAGECHANGEPLANARCONFIGURATION_H
#define GDCMIMAGECHANGEPLANARCONFIGURATION_H
#include "gdcmImageToImageFilter.h"
namespace gdcm
{
class DataElement;
/**
* \brief ImageChangePlanarConfiguration class
* Class to change the Planar configuration of an input DICOM
* By default it will change into the more usual reprensentation: PlanarConfiguration = 0
*/
class GDCM_EXPORT ImageChangePlanarConfiguration : public ImageToImageFilter
{
public:
ImageChangePlanarConfiguration():PlanarConfiguration(0) {}
~ImageChangePlanarConfiguration() {}
/// Set/Get requested PlanarConfigation
void SetPlanarConfiguration(unsigned int pc) { PlanarConfiguration = pc; }
unsigned int GetPlanarConfiguration() const { return PlanarConfiguration; }
/// s is the size of one plane (r,g or b). Thus the output buffer needs to be at least 3*s bytes long
/// s can be seen as the number of RGB pixels in the output
template <typename T>
static size_t RGBPlanesToRGBPixels(T *out, const T *r, const T *g, const T *b, size_t s);
/// Convert a regular RGB pixel image (R,G,B,R,G,B...) into a planar R,G,B image (R,R..,G,G...B,B)
/// \warning this works on a frame basis, you need to loop over all frames in multiple frames
/// image to apply this function
template <typename T>
static size_t RGBPixelsToRGBPlanes(T *r, T *g, T *b, const T* rgb, size_t s);
/// Change
bool Change();
protected:
private:
unsigned int PlanarConfiguration;
};
template <typename T>
size_t ImageChangePlanarConfiguration::RGBPlanesToRGBPixels(T *out, const T *r, const T *g, const T *b, size_t s)
{
T *pout = out;
for(size_t i = 0; i < s; ++i )
{
*pout++ = *r++;
*pout++ = *g++;
*pout++ = *b++;
}
assert( (size_t)(pout - out) == 3 * s * sizeof(T) );
return pout - out;
}
template <typename T>
size_t ImageChangePlanarConfiguration::RGBPixelsToRGBPlanes(T *r, T *g, T *b, const T *rgb, size_t s)
{
const T *prgb = rgb;
for(size_t i = 0; i < s; ++i )
{
*r++ = *prgb++;
*g++ = *prgb++;
*b++ = *prgb++;
}
assert( (size_t)(prgb - rgb) == 3 * s * sizeof(T) );
return prgb - rgb;
}
} // end namespace gdcm
#endif //GDCMIMAGECHANGEPLANARCONFIGURATION_H
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