Image * CPIImageReader::read(std::string filename)
{
ifstream input(filename.c_str(), ios::binary);
try{
if (!input) throw("The file you try to open cannot open or does not exist! Please try again");
addLogEntry("Successfully opened "+filename+" for reading.");
char cpi[3];
input.read(cpi, sizeof(char) * 3);
if ((cpi[0] != 'C') || (cpi[1] != 'P') || (cpi[2] != 'I')) throw("The image you tried to open is not CPI type. Please try again with another image");
__int8 edition;
input.read(&edition, sizeof(edition));
if (edition != 1) throw("The image you tried to open is not of the proper CPI edition (1st). Please try again with another image");
unsigned short BE_LE;
input.read((char *)&BE_LE, sizeof(BE_LE));
if (BE_LE != 258) throw("The image you tried to open cannot be read. Please try again with another image");
unsigned short width, height;
input.read((char *)&width, sizeof(width));
input.read((char*)&height, sizeof(height));
Component * buff = new Component[width*height * 3];
input.read((char*)buff, sizeof(Component)*width*height * 3);
Image * returnedImage = new Image(width, height, buff, false);
delete[] buff;
input.close();
addLogEntry("The image was successfully read.");
return returnedImage;
}
catch (char * err){
fprintf(stderr, "%s\n", err);
addLogEntry(err);
input.close();
destroyLogger();
return NULL;
}
}
void handle(int x)
{
x=x;
destroyLogger(llg);
exit(0);
}
