/
variables.go
43 lines (35 loc) · 2.17 KB
/
variables.go
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// Copyright (c) 2018 Yuriy Lisovskiy
// Distributed under the Apache License Version 2.0,
// see the accompanying file LICENSE or https://opensource.org/licenses/Apache-2.0
package qr // import "github.com/YuriyLisovskiy/qrcode/qr"
const (
// The set of all legal characters in alphanumeric mode, where each character value maps to the index in the string.
alphanumericCharset = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ $%*+-./:"
maxInt = int(^uint(0) >> 1)
minVersion = 1
maxVersion = 40
// For use in getPenaltyScore(), when evaluating which mask is best.
penaltyN1 = 3
penaltyN2 = 3
penaltyN3 = 40
penaltyN4 = 10
)
var (
isNUMERIC = newMode(0x1, 10, 12, 14)
isALPHANUMERIC = newMode(0x2, 9, 11, 13)
isBYTE = newMode(0x4, 8, 16, 16)
isKANJI = newMode(0x8, 8, 10, 12)
isECI = newMode(0x7, 0, 0, 0)
numErrorCorrectionBlocks = [4][41]int{
{-1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 4, 4, 4, 4, 4, 6, 6, 6, 6, 7, 8, 8, 9, 9, 10, 12, 12, 12, 13, 14, 15, 16, 17, 18, 19, 19, 20, 21, 22, 24, 25},
{-1, 1, 1, 1, 2, 2, 4, 4, 4, 5, 5, 5, 8, 9, 9, 10, 10, 11, 13, 14, 16, 17, 17, 18, 20, 21, 23, 25, 26, 28, 29, 31, 33, 35, 37, 38, 40, 43, 45, 47, 49},
{-1, 1, 1, 2, 2, 4, 4, 6, 6, 8, 8, 8, 10, 12, 16, 12, 17, 16, 18, 21, 20, 23, 23, 25, 27, 29, 34, 34, 35, 38, 40, 43, 45, 48, 51, 53, 56, 59, 62, 65, 68},
{-1, 1, 1, 2, 4, 4, 4, 5, 6, 8, 8, 11, 11, 16, 16, 18, 16, 19, 21, 25, 25, 25, 34, 30, 32, 35, 37, 40, 42, 45, 48, 51, 54, 57, 60, 63, 66, 70, 74, 77, 81},
}
eccCodewordsPerBlock = [4][41]int{
{-1, 7, 10, 15, 20, 26, 18, 20, 24, 30, 18, 20, 24, 26, 30, 22, 24, 28, 30, 28, 28, 28, 28, 30, 30, 26, 28, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30},
{-1, 10, 16, 26, 18, 24, 16, 18, 22, 22, 26, 30, 22, 22, 24, 24, 28, 28, 26, 26, 26, 26, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28},
{-1, 13, 22, 18, 26, 18, 24, 18, 22, 20, 24, 28, 26, 24, 20, 30, 24, 28, 28, 26, 30, 28, 30, 30, 30, 30, 28, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30},
{-1, 17, 28, 22, 16, 22, 28, 26, 26, 24, 28, 24, 28, 22, 24, 24, 30, 28, 28, 26, 28, 30, 24, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, 30},
}
)