208   if (difference_image != (Image *) NULL) \  in CompareImagesCommand()
209     difference_image=DestroyImageList(difference_image); \  in CompareImagesCommand()
245     *difference_image,  in CompareImagesCommand()  local
295   difference_image=NewImageList();  in CompareImagesCommand()
1170     difference_image=CompareImages(image,reconstruct_image,metric,&distortion,  in CompareImagesCommand()
1174       difference_image=CompareImages(image,reconstruct_image,metric,&distortion,  in CompareImagesCommand()
1186           difference_image=CompareImages(image,reconstruct_image,metric,  in CompareImagesCommand()
1198             difference_image=CompareImages(image,composite_image,metric,  in CompareImagesCommand()
1200             if (difference_image != (Image *) NULL)  in CompareImagesCommand()
1202                 difference_image->page.x=offset.x;  in CompareImagesCommand()
1203                 difference_image->page.y=offset.y;  in CompareImagesCommand()
1223         if (difference_image != (Image *) NULL)  in CompareImagesCommand()
1225             AppendImageToList(&difference_image,similarity_image);  in CompareImagesCommand()
1229   if (difference_image == (Image *) NULL)  in CompareImagesCommand()
1235       if (*difference_image->magick == '\0')  in CompareImagesCommand()
1236         (void) CopyMagickString(difference_image->magick,image->magick,  in CompareImagesCommand()
1277               (double) difference_image->page.x,  in CompareImagesCommand()
1278               (double) difference_image->page.y);  in CompareImagesCommand()
1291               difference_image->page.x,(double) difference_image->page.y);  in CompareImagesCommand()
1450               difference_image->page.x,(double) difference_image->page.y);  in CompareImagesCommand()
1452       status&=WriteImages(image_info,difference_image,argv[argc-1],exception);  in CompareImagesCommand()
1458           text=InterpretImageProperties(image_info,difference_image,format,  in CompareImagesCommand()
1466       difference_image=DestroyImageList(difference_image);  in CompareImagesCommand()