QRcode::init_rs_char( $symsize, $gfpoly, $fcr, $prim, $nroots, $pad )
Initialize a Reed-Solomon codec and returns an array of values.
Description Description
Parameters Parameters
- $symsize
-
(Required) (int) symbol size, bits
- $gfpoly
-
(Required) (int) Field generator polynomial coefficients
- $fcr
-
(Required) (int) first root of RS code generator polynomial, index form
- $prim
-
(Required) (int) primitive element to generate polynomial roots
- $nroots
-
(Required) (int) RS code generator polynomial degree (number of roots)
- $pad
-
(Required) (int) padding bytes at front of shortened block
Return Return
(array) Array of RS values:<ul><li>mm = Bits per symbol;</li><li>nn = Symbols per block;</li><li>alpha_to = log lookup table array;</li><li>index_of = Antilog lookup table array;</li><li>genpoly = Generator polynomial array;</li><li>nroots = Number of generator;</li><li>roots = number of parity symbols;</li><li>fcr = First consecutive root, index form;</li><li>prim = Primitive element, index form;</li><li>iprim = prim-th root of 1, index form;</li><li>pad = Padding bytes in shortened block;</li><li>gfpoly</ul>.
Source Source
File: includes/lib/tcpdf/include/barcodes/qrcode.php