SLINE Product Format
The first 1024 bytes of the product hold a
copy of the protect_setup structure described in protect_setup Structure.
This is followed by an array of sline_results structures one for each
shearline found.
The Number of elements in product results array element of the
product_end structure in the product_hdr indicates the
number of points in the array. Generally there is at most 1 shearline found.
