emit_byte_e       372 jchuff.c           emit_byte_e(entropy, c);
emit_byte_e       374 jchuff.c             emit_byte_e(entropy, 0);
emit_byte_e       519 jchuff.c           emit_byte_e(entropy, 0xFF);
emit_byte_e       520 jchuff.c           emit_byte_e(entropy, JPEG_RST0 + restart_num);