#include <jpeglib.h>
 #include <jerror.h>
using namespace std;
bool doLoadImage(int parameter) {
 unsigned char * image = (unsigned char *)malloc(3840*1024*3
 *sizeof(unsigned char));
 struct jpeg_decompress_struct cinfo;
 struct jpeg_error_mgr jerr;
 FILE *file;
 unsigned char *ligne;
 int i, j;

 cinfo.err = jpeg_std_error(&jerr);
 jpeg_create_decompress(&cinfo);
 if ((file=fopen("./test.jpg", "rb"))==NULL) {
 fprintf(stderr, "Erreur : impossible d'ouvrir le fichier texture.jpg\n");
 exit(1);
 }
 jpeg_stdio_src(&cinfo, file);
 jpeg_read_header(&cinfo, TRUE);

 bool check=cinfo.image_width==3840 || cinfo.image_height==1024;
 jpeg_start_decompress(&cinfo);

 ligne=image;
 while (cinfo.output_scanline<cinfo.output_height) {
 ligne=image+3*256*cinfo.output_scanline;
 jpeg_read_scanlines(&cinfo, &ligne, 1);
 }

 jpeg_finish_decompress(&cinfo);
 jpeg_destroy_decompress(&cinfo);
 return check;
 }