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#include "imageutils.h"
#include "lodepng.h"
#include <stdio.h>
#include <stdlib.h>
#include <vector>
#include <iterator>
#include <algorithm>
bool write_png(std::ostream &output, unsigned char *pixels, int width, int height)
{
std::vector<unsigned char> dataout;
unsigned err = lodepng::encode(dataout, pixels, width, height, LCT_RGBA, 8);
if ( err ) return false;
output.write( reinterpret_cast<const char *>(&dataout[0]), dataout.size());
if ( output.bad() ) std::cerr << "Error writing to ostream\n";
return output.good();
}
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