cannam@89: 
cannam@89: #include "zfstream.h"
cannam@89: 
cannam@89: int main() {
cannam@89: 
cannam@89:   // Construct a stream object with this filebuffer.  Anything sent
cannam@89:   // to this stream will go to standard out.
cannam@89:   gzofstream os( 1, ios::out );
cannam@89: 
cannam@89:   // This text is getting compressed and sent to stdout.
cannam@89:   // To prove this, run 'test | zcat'.
cannam@89:   os << "Hello, Mommy" << endl;
cannam@89: 
cannam@89:   os << setcompressionlevel( Z_NO_COMPRESSION );
cannam@89:   os << "hello, hello, hi, ho!" << endl;
cannam@89: 
cannam@89:   setcompressionlevel( os, Z_DEFAULT_COMPRESSION )
cannam@89:     << "I'm compressing again" << endl;
cannam@89: 
cannam@89:   os.close();
cannam@89: 
cannam@89:   return 0;
cannam@89: 
cannam@89: }