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ImageMagicKSource.cpp

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/*************************************************************************
 *
 * Source code for Real Time Image Library (libRTImage)
 *
 * Leeds Vision Group give permission for this code to be copied, modified
 * and distributed within the University of Leeds subject to the following
 * conditions:-
 *
 * - The code is not to be used for commercial gain.
 * - The code and use thereof will be attributed to the authors where
 *   appropriate (including demonstrations which rely on it's use).
 * - All modified, distributions of the source files will retain this header.
 *
 ****************************************************************************/

#include <ImageMagicKSource.h>
#include <im_magick.h>

ImageMagicKSource::ImageMagicKSource(char *filename, char* prog_path)
{
    if((img=im_load(filename, width, height, prog_path))==NULL) ok = false ;
    else ok = true ; 
}

ImageMagicKSource::ImageMagicKSource(char *filename)
{
    if((img=im_load(filename, width, height, NULL))==NULL) ok = false ;
    else ok = true ; 
}

ImageMagicKSource::~ImageMagicKSource()
{
    im_free(img) ;
}

ImageSource& ImageMagicKSource::operator>> (ImageRGB &image)
{
    im_get_data(img, (int*)image.data) ;

    return *this ;
}

void ImageMagicKSource::get_size(unsigned int &w, unsigned int &h) 
{
    w = width ;
    h = height ;
}  

ImageSource& ImageMagicKSource::operator>> (ImageGrey &image)
{
    im_get_data_grey(img, image.brightness) ;
    return *this ;
}

ImageSource& ImageMagicKSource::operator>> (Image &image)
{
    (type == Image::COLOUR) ? *this >> (ImageRGB&)image
                            : *this >> (ImageGrey&)image;
    return *this ;
}

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