From 0bbbcd75fa1ff6405429128231bb14e9b557b6a6 Mon Sep 17 00:00:00 2001 From: boombuler Date: Sun, 4 Jun 2017 20:06:35 +0200 Subject: [PATCH] added pdf417 support --- pdf417/codewords.go | 416 +++++++++++++++++++++++++++++++++ pdf417/data_encoder.go | 122 ++++++++++ pdf417/data_encoder_test.go | 36 +++ pdf417/dimensions.go | 57 +++++ pdf417/encoder.go | 161 +++++++++++++ pdf417/errorcorrection.go | 151 ++++++++++++ pdf417/errorcorrection_test.go | 61 +++++ pdf417/number_encoder.go | 76 ++++++ pdf417/number_encoder_test.go | 47 ++++ pdf417/pdfcode.go | 40 ++++ pdf417/text_encoder.go | 249 ++++++++++++++++++++ pdf417/text_encoder_test.go | 59 +++++ 12 files changed, 1475 insertions(+) create mode 100644 pdf417/codewords.go create mode 100644 pdf417/data_encoder.go create mode 100644 pdf417/data_encoder_test.go create mode 100644 pdf417/dimensions.go create mode 100644 pdf417/encoder.go create mode 100644 pdf417/errorcorrection.go create mode 100644 pdf417/errorcorrection_test.go create mode 100644 pdf417/number_encoder.go create mode 100644 pdf417/number_encoder_test.go create mode 100644 pdf417/pdfcode.go create mode 100644 pdf417/text_encoder.go create mode 100644 pdf417/text_encoder_test.go diff --git a/pdf417/codewords.go b/pdf417/codewords.go new file mode 100644 index 0000000..0b34ee1 --- /dev/null +++ b/pdf417/codewords.go @@ -0,0 +1,416 @@ +package pdf417 + +const start_word = 0x1fea8 +const stop_word = 0x3fa29 + +var codewords = [][]int{ + []int{ + 0x1d5c0, 0x1eaf0, 0x1f57c, 0x1d4e0, 0x1ea78, 0x1f53e, 0x1a8c0, + 0x1d470, 0x1a860, 0x15040, 0x1a830, 0x15020, 0x1adc0, 0x1d6f0, + 0x1eb7c, 0x1ace0, 0x1d678, 0x1eb3e, 0x158c0, 0x1ac70, 0x15860, + 0x15dc0, 0x1aef0, 0x1d77c, 0x15ce0, 0x1ae78, 0x1d73e, 0x15c70, + 0x1ae3c, 0x15ef0, 0x1af7c, 0x15e78, 0x1af3e, 0x15f7c, 0x1f5fa, + 0x1d2e0, 0x1e978, 0x1f4be, 0x1a4c0, 0x1d270, 0x1e93c, 0x1a460, + 0x1d238, 0x14840, 0x1a430, 0x1d21c, 0x14820, 0x1a418, 0x14810, + 0x1a6e0, 0x1d378, 0x1e9be, 0x14cc0, 0x1a670, 0x1d33c, 0x14c60, + 0x1a638, 0x1d31e, 0x14c30, 0x1a61c, 0x14ee0, 0x1a778, 0x1d3be, + 0x14e70, 0x1a73c, 0x14e38, 0x1a71e, 0x14f78, 0x1a7be, 0x14f3c, + 0x14f1e, 0x1a2c0, 0x1d170, 0x1e8bc, 0x1a260, 0x1d138, 0x1e89e, + 0x14440, 0x1a230, 0x1d11c, 0x14420, 0x1a218, 0x14410, 0x14408, + 0x146c0, 0x1a370, 0x1d1bc, 0x14660, 0x1a338, 0x1d19e, 0x14630, + 0x1a31c, 0x14618, 0x1460c, 0x14770, 0x1a3bc, 0x14738, 0x1a39e, + 0x1471c, 0x147bc, 0x1a160, 0x1d0b8, 0x1e85e, 0x14240, 0x1a130, + 0x1d09c, 0x14220, 0x1a118, 0x1d08e, 0x14210, 0x1a10c, 0x14208, + 0x1a106, 0x14360, 0x1a1b8, 0x1d0de, 0x14330, 0x1a19c, 0x14318, + 0x1a18e, 0x1430c, 0x14306, 0x1a1de, 0x1438e, 0x14140, 0x1a0b0, + 0x1d05c, 0x14120, 0x1a098, 0x1d04e, 0x14110, 0x1a08c, 0x14108, + 0x1a086, 0x14104, 0x141b0, 0x14198, 0x1418c, 0x140a0, 0x1d02e, + 0x1a04c, 0x1a046, 0x14082, 0x1cae0, 0x1e578, 0x1f2be, 0x194c0, + 0x1ca70, 0x1e53c, 0x19460, 0x1ca38, 0x1e51e, 0x12840, 0x19430, + 0x12820, 0x196e0, 0x1cb78, 0x1e5be, 0x12cc0, 0x19670, 0x1cb3c, + 0x12c60, 0x19638, 0x12c30, 0x12c18, 0x12ee0, 0x19778, 0x1cbbe, + 0x12e70, 0x1973c, 0x12e38, 0x12e1c, 0x12f78, 0x197be, 0x12f3c, + 0x12fbe, 0x1dac0, 0x1ed70, 0x1f6bc, 0x1da60, 0x1ed38, 0x1f69e, + 0x1b440, 0x1da30, 0x1ed1c, 0x1b420, 0x1da18, 0x1ed0e, 0x1b410, + 0x1da0c, 0x192c0, 0x1c970, 0x1e4bc, 0x1b6c0, 0x19260, 0x1c938, + 0x1e49e, 0x1b660, 0x1db38, 0x1ed9e, 0x16c40, 0x12420, 0x19218, + 0x1c90e, 0x16c20, 0x1b618, 0x16c10, 0x126c0, 0x19370, 0x1c9bc, + 0x16ec0, 0x12660, 0x19338, 0x1c99e, 0x16e60, 0x1b738, 0x1db9e, + 0x16e30, 0x12618, 0x16e18, 0x12770, 0x193bc, 0x16f70, 0x12738, + 0x1939e, 0x16f38, 0x1b79e, 0x16f1c, 0x127bc, 0x16fbc, 0x1279e, + 0x16f9e, 0x1d960, 0x1ecb8, 0x1f65e, 0x1b240, 0x1d930, 0x1ec9c, + 0x1b220, 0x1d918, 0x1ec8e, 0x1b210, 0x1d90c, 0x1b208, 0x1b204, + 0x19160, 0x1c8b8, 0x1e45e, 0x1b360, 0x19130, 0x1c89c, 0x16640, + 0x12220, 0x1d99c, 0x1c88e, 0x16620, 0x12210, 0x1910c, 0x16610, + 0x1b30c, 0x19106, 0x12204, 0x12360, 0x191b8, 0x1c8de, 0x16760, + 0x12330, 0x1919c, 0x16730, 0x1b39c, 0x1918e, 0x16718, 0x1230c, + 0x12306, 0x123b8, 0x191de, 0x167b8, 0x1239c, 0x1679c, 0x1238e, + 0x1678e, 0x167de, 0x1b140, 0x1d8b0, 0x1ec5c, 0x1b120, 0x1d898, + 0x1ec4e, 0x1b110, 0x1d88c, 0x1b108, 0x1d886, 0x1b104, 0x1b102, + 0x12140, 0x190b0, 0x1c85c, 0x16340, 0x12120, 0x19098, 0x1c84e, + 0x16320, 0x1b198, 0x1d8ce, 0x16310, 0x12108, 0x19086, 0x16308, + 0x1b186, 0x16304, 0x121b0, 0x190dc, 0x163b0, 0x12198, 0x190ce, + 0x16398, 0x1b1ce, 0x1638c, 0x12186, 0x16386, 0x163dc, 0x163ce, + 0x1b0a0, 0x1d858, 0x1ec2e, 0x1b090, 0x1d84c, 0x1b088, 0x1d846, + 0x1b084, 0x1b082, 0x120a0, 0x19058, 0x1c82e, 0x161a0, 0x12090, + 0x1904c, 0x16190, 0x1b0cc, 0x19046, 0x16188, 0x12084, 0x16184, + 0x12082, 0x120d8, 0x161d8, 0x161cc, 0x161c6, 0x1d82c, 0x1d826, + 0x1b042, 0x1902c, 0x12048, 0x160c8, 0x160c4, 0x160c2, 0x18ac0, + 0x1c570, 0x1e2bc, 0x18a60, 0x1c538, 0x11440, 0x18a30, 0x1c51c, + 0x11420, 0x18a18, 0x11410, 0x11408, 0x116c0, 0x18b70, 0x1c5bc, + 0x11660, 0x18b38, 0x1c59e, 0x11630, 0x18b1c, 0x11618, 0x1160c, + 0x11770, 0x18bbc, 0x11738, 0x18b9e, 0x1171c, 0x117bc, 0x1179e, + 0x1cd60, 0x1e6b8, 0x1f35e, 0x19a40, 0x1cd30, 0x1e69c, 0x19a20, + 0x1cd18, 0x1e68e, 0x19a10, 0x1cd0c, 0x19a08, 0x1cd06, 0x18960, + 0x1c4b8, 0x1e25e, 0x19b60, 0x18930, 0x1c49c, 0x13640, 0x11220, + 0x1cd9c, 0x1c48e, 0x13620, 0x19b18, 0x1890c, 0x13610, 0x11208, + 0x13608, 0x11360, 0x189b8, 0x1c4de, 0x13760, 0x11330, 0x1cdde, + 0x13730, 0x19b9c, 0x1898e, 0x13718, 0x1130c, 0x1370c, 0x113b8, + 0x189de, 0x137b8, 0x1139c, 0x1379c, 0x1138e, 0x113de, 0x137de, + 0x1dd40, 0x1eeb0, 0x1f75c, 0x1dd20, 0x1ee98, 0x1f74e, 0x1dd10, + 0x1ee8c, 0x1dd08, 0x1ee86, 0x1dd04, 0x19940, 0x1ccb0, 0x1e65c, + 0x1bb40, 0x19920, 0x1eedc, 0x1e64e, 0x1bb20, 0x1dd98, 0x1eece, + 0x1bb10, 0x19908, 0x1cc86, 0x1bb08, 0x1dd86, 0x19902, 0x11140, + 0x188b0, 0x1c45c, 0x13340, 0x11120, 0x18898, 0x1c44e, 0x17740, + 0x13320, 0x19998, 0x1ccce, 0x17720, 0x1bb98, 0x1ddce, 0x18886, + 0x17710, 0x13308, 0x19986, 0x17708, 0x11102, 0x111b0, 0x188dc, + 0x133b0, 0x11198, 0x188ce, 0x177b0, 0x13398, 0x199ce, 0x17798, + 0x1bbce, 0x11186, 0x13386, 0x111dc, 0x133dc, 0x111ce, 0x177dc, + 0x133ce, 0x1dca0, 0x1ee58, 0x1f72e, 0x1dc90, 0x1ee4c, 0x1dc88, + 0x1ee46, 0x1dc84, 0x1dc82, 0x198a0, 0x1cc58, 0x1e62e, 0x1b9a0, + 0x19890, 0x1ee6e, 0x1b990, 0x1dccc, 0x1cc46, 0x1b988, 0x19884, + 0x1b984, 0x19882, 0x1b982, 0x110a0, 0x18858, 0x1c42e, 0x131a0, + 0x11090, 0x1884c, 0x173a0, 0x13190, 0x198cc, 0x18846, 0x17390, + 0x1b9cc, 0x11084, 0x17388, 0x13184, 0x11082, 0x13182, 0x110d8, + 0x1886e, 0x131d8, 0x110cc, 0x173d8, 0x131cc, 0x110c6, 0x173cc, + 0x131c6, 0x110ee, 0x173ee, 0x1dc50, 0x1ee2c, 0x1dc48, 0x1ee26, + 0x1dc44, 0x1dc42, 0x19850, 0x1cc2c, 0x1b8d0, 0x19848, 0x1cc26, + 0x1b8c8, 0x1dc66, 0x1b8c4, 0x19842, 0x1b8c2, 0x11050, 0x1882c, + 0x130d0, 0x11048, 0x18826, 0x171d0, 0x130c8, 0x19866, 0x171c8, + 0x1b8e6, 0x11042, 0x171c4, 0x130c2, 0x171c2, 0x130ec, 0x171ec, + 0x171e6, 0x1ee16, 0x1dc22, 0x1cc16, 0x19824, 0x19822, 0x11028, + 0x13068, 0x170e8, 0x11022, 0x13062, 0x18560, 0x10a40, 0x18530, + 0x10a20, 0x18518, 0x1c28e, 0x10a10, 0x1850c, 0x10a08, 0x18506, + 0x10b60, 0x185b8, 0x1c2de, 0x10b30, 0x1859c, 0x10b18, 0x1858e, + 0x10b0c, 0x10b06, 0x10bb8, 0x185de, 0x10b9c, 0x10b8e, 0x10bde, + 0x18d40, 0x1c6b0, 0x1e35c, 0x18d20, 0x1c698, 0x18d10, 0x1c68c, + 0x18d08, 0x1c686, 0x18d04, 0x10940, 0x184b0, 0x1c25c, 0x11b40, + 0x10920, 0x1c6dc, 0x1c24e, 0x11b20, 0x18d98, 0x1c6ce, 0x11b10, + 0x10908, 0x18486, 0x11b08, 0x18d86, 0x10902, 0x109b0, 0x184dc, + 0x11bb0, 0x10998, 0x184ce, 0x11b98, 0x18dce, 0x11b8c, 0x10986, + 0x109dc, 0x11bdc, 0x109ce, 0x11bce, 0x1cea0, 0x1e758, 0x1f3ae, + 0x1ce90, 0x1e74c, 0x1ce88, 0x1e746, 0x1ce84, 0x1ce82, 0x18ca0, + 0x1c658, 0x19da0, 0x18c90, 0x1c64c, 0x19d90, 0x1cecc, 0x1c646, + 0x19d88, 0x18c84, 0x19d84, 0x18c82, 0x19d82, 0x108a0, 0x18458, + 0x119a0, 0x10890, 0x1c66e, 0x13ba0, 0x11990, 0x18ccc, 0x18446, + 0x13b90, 0x19dcc, 0x10884, 0x13b88, 0x11984, 0x10882, 0x11982, + 0x108d8, 0x1846e, 0x119d8, 0x108cc, 0x13bd8, 0x119cc, 0x108c6, + 0x13bcc, 0x119c6, 0x108ee, 0x119ee, 0x13bee, 0x1ef50, 0x1f7ac, + 0x1ef48, 0x1f7a6, 0x1ef44, 0x1ef42, 0x1ce50, 0x1e72c, 0x1ded0, + 0x1ef6c, 0x1e726, 0x1dec8, 0x1ef66, 0x1dec4, 0x1ce42, 0x1dec2, + 0x18c50, 0x1c62c, 0x19cd0, 0x18c48, 0x1c626, 0x1bdd0, 0x19cc8, + 0x1ce66, 0x1bdc8, 0x1dee6, 0x18c42, 0x1bdc4, 0x19cc2, 0x1bdc2, + 0x10850, 0x1842c, 0x118d0, 0x10848, 0x18426, 0x139d0, 0x118c8, + 0x18c66, 0x17bd0, 0x139c8, 0x19ce6, 0x10842, 0x17bc8, 0x1bde6, + 0x118c2, 0x17bc4, 0x1086c, 0x118ec, 0x10866, 0x139ec, 0x118e6, + 0x17bec, 0x139e6, 0x17be6, 0x1ef28, 0x1f796, 0x1ef24, 0x1ef22, + 0x1ce28, 0x1e716, 0x1de68, 0x1ef36, 0x1de64, 0x1ce22, 0x1de62, + 0x18c28, 0x1c616, 0x19c68, 0x18c24, 0x1bce8, 0x19c64, 0x18c22, + 0x1bce4, 0x19c62, 0x1bce2, 0x10828, 0x18416, 0x11868, 0x18c36, + 0x138e8, 0x11864, 0x10822, 0x179e8, 0x138e4, 0x11862, 0x179e4, + 0x138e2, 0x179e2, 0x11876, 0x179f6, 0x1ef12, 0x1de34, 0x1de32, + 0x19c34, 0x1bc74, 0x1bc72, 0x11834, 0x13874, 0x178f4, 0x178f2, + 0x10540, 0x10520, 0x18298, 0x10510, 0x10508, 0x10504, 0x105b0, + 0x10598, 0x1058c, 0x10586, 0x105dc, 0x105ce, 0x186a0, 0x18690, + 0x1c34c, 0x18688, 0x1c346, 0x18684, 0x18682, 0x104a0, 0x18258, + 0x10da0, 0x186d8, 0x1824c, 0x10d90, 0x186cc, 0x10d88, 0x186c6, + 0x10d84, 0x10482, 0x10d82, 0x104d8, 0x1826e, 0x10dd8, 0x186ee, + 0x10dcc, 0x104c6, 0x10dc6, 0x104ee, 0x10dee, 0x1c750, 0x1c748, + 0x1c744, 0x1c742, 0x18650, 0x18ed0, 0x1c76c, 0x1c326, 0x18ec8, + 0x1c766, 0x18ec4, 0x18642, 0x18ec2, 0x10450, 0x10cd0, 0x10448, + 0x18226, 0x11dd0, 0x10cc8, 0x10444, 0x11dc8, 0x10cc4, 0x10442, + 0x11dc4, 0x10cc2, 0x1046c, 0x10cec, 0x10466, 0x11dec, 0x10ce6, + 0x11de6, 0x1e7a8, 0x1e7a4, 0x1e7a2, 0x1c728, 0x1cf68, 0x1e7b6, + 0x1cf64, 0x1c722, 0x1cf62, 0x18628, 0x1c316, 0x18e68, 0x1c736, + 0x19ee8, 0x18e64, 0x18622, 0x19ee4, 0x18e62, 0x19ee2, 0x10428, + 0x18216, 0x10c68, 0x18636, 0x11ce8, 0x10c64, 0x10422, 0x13de8, + 0x11ce4, 0x10c62, 0x13de4, 0x11ce2, 0x10436, 0x10c76, 0x11cf6, + 0x13df6, 0x1f7d4, 0x1f7d2, 0x1e794, 0x1efb4, 0x1e792, 0x1efb2, + 0x1c714, 0x1cf34, 0x1c712, 0x1df74, 0x1cf32, 0x1df72, 0x18614, + 0x18e34, 0x18612, 0x19e74, 0x18e32, 0x1bef4, + }, + []int{ + 0x1f560, 0x1fab8, 0x1ea40, 0x1f530, 0x1fa9c, 0x1ea20, 0x1f518, + 0x1fa8e, 0x1ea10, 0x1f50c, 0x1ea08, 0x1f506, 0x1ea04, 0x1eb60, + 0x1f5b8, 0x1fade, 0x1d640, 0x1eb30, 0x1f59c, 0x1d620, 0x1eb18, + 0x1f58e, 0x1d610, 0x1eb0c, 0x1d608, 0x1eb06, 0x1d604, 0x1d760, + 0x1ebb8, 0x1f5de, 0x1ae40, 0x1d730, 0x1eb9c, 0x1ae20, 0x1d718, + 0x1eb8e, 0x1ae10, 0x1d70c, 0x1ae08, 0x1d706, 0x1ae04, 0x1af60, + 0x1d7b8, 0x1ebde, 0x15e40, 0x1af30, 0x1d79c, 0x15e20, 0x1af18, + 0x1d78e, 0x15e10, 0x1af0c, 0x15e08, 0x1af06, 0x15f60, 0x1afb8, + 0x1d7de, 0x15f30, 0x1af9c, 0x15f18, 0x1af8e, 0x15f0c, 0x15fb8, + 0x1afde, 0x15f9c, 0x15f8e, 0x1e940, 0x1f4b0, 0x1fa5c, 0x1e920, + 0x1f498, 0x1fa4e, 0x1e910, 0x1f48c, 0x1e908, 0x1f486, 0x1e904, + 0x1e902, 0x1d340, 0x1e9b0, 0x1f4dc, 0x1d320, 0x1e998, 0x1f4ce, + 0x1d310, 0x1e98c, 0x1d308, 0x1e986, 0x1d304, 0x1d302, 0x1a740, + 0x1d3b0, 0x1e9dc, 0x1a720, 0x1d398, 0x1e9ce, 0x1a710, 0x1d38c, + 0x1a708, 0x1d386, 0x1a704, 0x1a702, 0x14f40, 0x1a7b0, 0x1d3dc, + 0x14f20, 0x1a798, 0x1d3ce, 0x14f10, 0x1a78c, 0x14f08, 0x1a786, + 0x14f04, 0x14fb0, 0x1a7dc, 0x14f98, 0x1a7ce, 0x14f8c, 0x14f86, + 0x14fdc, 0x14fce, 0x1e8a0, 0x1f458, 0x1fa2e, 0x1e890, 0x1f44c, + 0x1e888, 0x1f446, 0x1e884, 0x1e882, 0x1d1a0, 0x1e8d8, 0x1f46e, + 0x1d190, 0x1e8cc, 0x1d188, 0x1e8c6, 0x1d184, 0x1d182, 0x1a3a0, + 0x1d1d8, 0x1e8ee, 0x1a390, 0x1d1cc, 0x1a388, 0x1d1c6, 0x1a384, + 0x1a382, 0x147a0, 0x1a3d8, 0x1d1ee, 0x14790, 0x1a3cc, 0x14788, + 0x1a3c6, 0x14784, 0x14782, 0x147d8, 0x1a3ee, 0x147cc, 0x147c6, + 0x147ee, 0x1e850, 0x1f42c, 0x1e848, 0x1f426, 0x1e844, 0x1e842, + 0x1d0d0, 0x1e86c, 0x1d0c8, 0x1e866, 0x1d0c4, 0x1d0c2, 0x1a1d0, + 0x1d0ec, 0x1a1c8, 0x1d0e6, 0x1a1c4, 0x1a1c2, 0x143d0, 0x1a1ec, + 0x143c8, 0x1a1e6, 0x143c4, 0x143c2, 0x143ec, 0x143e6, 0x1e828, + 0x1f416, 0x1e824, 0x1e822, 0x1d068, 0x1e836, 0x1d064, 0x1d062, + 0x1a0e8, 0x1d076, 0x1a0e4, 0x1a0e2, 0x141e8, 0x1a0f6, 0x141e4, + 0x141e2, 0x1e814, 0x1e812, 0x1d034, 0x1d032, 0x1a074, 0x1a072, + 0x1e540, 0x1f2b0, 0x1f95c, 0x1e520, 0x1f298, 0x1f94e, 0x1e510, + 0x1f28c, 0x1e508, 0x1f286, 0x1e504, 0x1e502, 0x1cb40, 0x1e5b0, + 0x1f2dc, 0x1cb20, 0x1e598, 0x1f2ce, 0x1cb10, 0x1e58c, 0x1cb08, + 0x1e586, 0x1cb04, 0x1cb02, 0x19740, 0x1cbb0, 0x1e5dc, 0x19720, + 0x1cb98, 0x1e5ce, 0x19710, 0x1cb8c, 0x19708, 0x1cb86, 0x19704, + 0x19702, 0x12f40, 0x197b0, 0x1cbdc, 0x12f20, 0x19798, 0x1cbce, + 0x12f10, 0x1978c, 0x12f08, 0x19786, 0x12f04, 0x12fb0, 0x197dc, + 0x12f98, 0x197ce, 0x12f8c, 0x12f86, 0x12fdc, 0x12fce, 0x1f6a0, + 0x1fb58, 0x16bf0, 0x1f690, 0x1fb4c, 0x169f8, 0x1f688, 0x1fb46, + 0x168fc, 0x1f684, 0x1f682, 0x1e4a0, 0x1f258, 0x1f92e, 0x1eda0, + 0x1e490, 0x1fb6e, 0x1ed90, 0x1f6cc, 0x1f246, 0x1ed88, 0x1e484, + 0x1ed84, 0x1e482, 0x1ed82, 0x1c9a0, 0x1e4d8, 0x1f26e, 0x1dba0, + 0x1c990, 0x1e4cc, 0x1db90, 0x1edcc, 0x1e4c6, 0x1db88, 0x1c984, + 0x1db84, 0x1c982, 0x1db82, 0x193a0, 0x1c9d8, 0x1e4ee, 0x1b7a0, + 0x19390, 0x1c9cc, 0x1b790, 0x1dbcc, 0x1c9c6, 0x1b788, 0x19384, + 0x1b784, 0x19382, 0x1b782, 0x127a0, 0x193d8, 0x1c9ee, 0x16fa0, + 0x12790, 0x193cc, 0x16f90, 0x1b7cc, 0x193c6, 0x16f88, 0x12784, + 0x16f84, 0x12782, 0x127d8, 0x193ee, 0x16fd8, 0x127cc, 0x16fcc, + 0x127c6, 0x16fc6, 0x127ee, 0x1f650, 0x1fb2c, 0x165f8, 0x1f648, + 0x1fb26, 0x164fc, 0x1f644, 0x1647e, 0x1f642, 0x1e450, 0x1f22c, + 0x1ecd0, 0x1e448, 0x1f226, 0x1ecc8, 0x1f666, 0x1ecc4, 0x1e442, + 0x1ecc2, 0x1c8d0, 0x1e46c, 0x1d9d0, 0x1c8c8, 0x1e466, 0x1d9c8, + 0x1ece6, 0x1d9c4, 0x1c8c2, 0x1d9c2, 0x191d0, 0x1c8ec, 0x1b3d0, + 0x191c8, 0x1c8e6, 0x1b3c8, 0x1d9e6, 0x1b3c4, 0x191c2, 0x1b3c2, + 0x123d0, 0x191ec, 0x167d0, 0x123c8, 0x191e6, 0x167c8, 0x1b3e6, + 0x167c4, 0x123c2, 0x167c2, 0x123ec, 0x167ec, 0x123e6, 0x167e6, + 0x1f628, 0x1fb16, 0x162fc, 0x1f624, 0x1627e, 0x1f622, 0x1e428, + 0x1f216, 0x1ec68, 0x1f636, 0x1ec64, 0x1e422, 0x1ec62, 0x1c868, + 0x1e436, 0x1d8e8, 0x1c864, 0x1d8e4, 0x1c862, 0x1d8e2, 0x190e8, + 0x1c876, 0x1b1e8, 0x1d8f6, 0x1b1e4, 0x190e2, 0x1b1e2, 0x121e8, + 0x190f6, 0x163e8, 0x121e4, 0x163e4, 0x121e2, 0x163e2, 0x121f6, + 0x163f6, 0x1f614, 0x1617e, 0x1f612, 0x1e414, 0x1ec34, 0x1e412, + 0x1ec32, 0x1c834, 0x1d874, 0x1c832, 0x1d872, 0x19074, 0x1b0f4, + 0x19072, 0x1b0f2, 0x120f4, 0x161f4, 0x120f2, 0x161f2, 0x1f60a, + 0x1e40a, 0x1ec1a, 0x1c81a, 0x1d83a, 0x1903a, 0x1b07a, 0x1e2a0, + 0x1f158, 0x1f8ae, 0x1e290, 0x1f14c, 0x1e288, 0x1f146, 0x1e284, + 0x1e282, 0x1c5a0, 0x1e2d8, 0x1f16e, 0x1c590, 0x1e2cc, 0x1c588, + 0x1e2c6, 0x1c584, 0x1c582, 0x18ba0, 0x1c5d8, 0x1e2ee, 0x18b90, + 0x1c5cc, 0x18b88, 0x1c5c6, 0x18b84, 0x18b82, 0x117a0, 0x18bd8, + 0x1c5ee, 0x11790, 0x18bcc, 0x11788, 0x18bc6, 0x11784, 0x11782, + 0x117d8, 0x18bee, 0x117cc, 0x117c6, 0x117ee, 0x1f350, 0x1f9ac, + 0x135f8, 0x1f348, 0x1f9a6, 0x134fc, 0x1f344, 0x1347e, 0x1f342, + 0x1e250, 0x1f12c, 0x1e6d0, 0x1e248, 0x1f126, 0x1e6c8, 0x1f366, + 0x1e6c4, 0x1e242, 0x1e6c2, 0x1c4d0, 0x1e26c, 0x1cdd0, 0x1c4c8, + 0x1e266, 0x1cdc8, 0x1e6e6, 0x1cdc4, 0x1c4c2, 0x1cdc2, 0x189d0, + 0x1c4ec, 0x19bd0, 0x189c8, 0x1c4e6, 0x19bc8, 0x1cde6, 0x19bc4, + 0x189c2, 0x19bc2, 0x113d0, 0x189ec, 0x137d0, 0x113c8, 0x189e6, + 0x137c8, 0x19be6, 0x137c4, 0x113c2, 0x137c2, 0x113ec, 0x137ec, + 0x113e6, 0x137e6, 0x1fba8, 0x175f0, 0x1bafc, 0x1fba4, 0x174f8, + 0x1ba7e, 0x1fba2, 0x1747c, 0x1743e, 0x1f328, 0x1f996, 0x132fc, + 0x1f768, 0x1fbb6, 0x176fc, 0x1327e, 0x1f764, 0x1f322, 0x1767e, + 0x1f762, 0x1e228, 0x1f116, 0x1e668, 0x1e224, 0x1eee8, 0x1f776, + 0x1e222, 0x1eee4, 0x1e662, 0x1eee2, 0x1c468, 0x1e236, 0x1cce8, + 0x1c464, 0x1dde8, 0x1cce4, 0x1c462, 0x1dde4, 0x1cce2, 0x1dde2, + 0x188e8, 0x1c476, 0x199e8, 0x188e4, 0x1bbe8, 0x199e4, 0x188e2, + 0x1bbe4, 0x199e2, 0x1bbe2, 0x111e8, 0x188f6, 0x133e8, 0x111e4, + 0x177e8, 0x133e4, 0x111e2, 0x177e4, 0x133e2, 0x177e2, 0x111f6, + 0x133f6, 0x1fb94, 0x172f8, 0x1b97e, 0x1fb92, 0x1727c, 0x1723e, + 0x1f314, 0x1317e, 0x1f734, 0x1f312, 0x1737e, 0x1f732, 0x1e214, + 0x1e634, 0x1e212, 0x1ee74, 0x1e632, 0x1ee72, 0x1c434, 0x1cc74, + 0x1c432, 0x1dcf4, 0x1cc72, 0x1dcf2, 0x18874, 0x198f4, 0x18872, + 0x1b9f4, 0x198f2, 0x1b9f2, 0x110f4, 0x131f4, 0x110f2, 0x173f4, + 0x131f2, 0x173f2, 0x1fb8a, 0x1717c, 0x1713e, 0x1f30a, 0x1f71a, + 0x1e20a, 0x1e61a, 0x1ee3a, 0x1c41a, 0x1cc3a, 0x1dc7a, 0x1883a, + 0x1987a, 0x1b8fa, 0x1107a, 0x130fa, 0x171fa, 0x170be, 0x1e150, + 0x1f0ac, 0x1e148, 0x1f0a6, 0x1e144, 0x1e142, 0x1c2d0, 0x1e16c, + 0x1c2c8, 0x1e166, 0x1c2c4, 0x1c2c2, 0x185d0, 0x1c2ec, 0x185c8, + 0x1c2e6, 0x185c4, 0x185c2, 0x10bd0, 0x185ec, 0x10bc8, 0x185e6, + 0x10bc4, 0x10bc2, 0x10bec, 0x10be6, 0x1f1a8, 0x1f8d6, 0x11afc, + 0x1f1a4, 0x11a7e, 0x1f1a2, 0x1e128, 0x1f096, 0x1e368, 0x1e124, + 0x1e364, 0x1e122, 0x1e362, 0x1c268, 0x1e136, 0x1c6e8, 0x1c264, + 0x1c6e4, 0x1c262, 0x1c6e2, 0x184e8, 0x1c276, 0x18de8, 0x184e4, + 0x18de4, 0x184e2, 0x18de2, 0x109e8, 0x184f6, 0x11be8, 0x109e4, + 0x11be4, 0x109e2, 0x11be2, 0x109f6, 0x11bf6, 0x1f9d4, 0x13af8, + 0x19d7e, 0x1f9d2, 0x13a7c, 0x13a3e, 0x1f194, 0x1197e, 0x1f3b4, + 0x1f192, 0x13b7e, 0x1f3b2, 0x1e114, 0x1e334, 0x1e112, 0x1e774, + 0x1e332, 0x1e772, 0x1c234, 0x1c674, 0x1c232, 0x1cef4, 0x1c672, + 0x1cef2, 0x18474, 0x18cf4, 0x18472, 0x19df4, 0x18cf2, 0x19df2, + 0x108f4, 0x119f4, 0x108f2, 0x13bf4, 0x119f2, 0x13bf2, 0x17af0, + 0x1bd7c, 0x17a78, 0x1bd3e, 0x17a3c, 0x17a1e, 0x1f9ca, 0x1397c, + 0x1fbda, 0x17b7c, 0x1393e, 0x17b3e, 0x1f18a, 0x1f39a, 0x1f7ba, + 0x1e10a, 0x1e31a, 0x1e73a, 0x1ef7a, 0x1c21a, 0x1c63a, 0x1ce7a, + 0x1defa, 0x1843a, 0x18c7a, 0x19cfa, 0x1bdfa, 0x1087a, 0x118fa, + 0x139fa, 0x17978, 0x1bcbe, 0x1793c, 0x1791e, 0x138be, 0x179be, + 0x178bc, 0x1789e, 0x1785e, 0x1e0a8, 0x1e0a4, 0x1e0a2, 0x1c168, + 0x1e0b6, 0x1c164, 0x1c162, 0x182e8, 0x1c176, 0x182e4, 0x182e2, + 0x105e8, 0x182f6, 0x105e4, 0x105e2, 0x105f6, 0x1f0d4, 0x10d7e, + 0x1f0d2, 0x1e094, 0x1e1b4, 0x1e092, 0x1e1b2, 0x1c134, 0x1c374, + 0x1c132, 0x1c372, 0x18274, 0x186f4, 0x18272, 0x186f2, 0x104f4, + 0x10df4, 0x104f2, 0x10df2, 0x1f8ea, 0x11d7c, 0x11d3e, 0x1f0ca, + 0x1f1da, 0x1e08a, 0x1e19a, 0x1e3ba, 0x1c11a, 0x1c33a, 0x1c77a, + 0x1823a, 0x1867a, 0x18efa, 0x1047a, 0x10cfa, 0x11dfa, 0x13d78, + 0x19ebe, 0x13d3c, 0x13d1e, 0x11cbe, 0x13dbe, 0x17d70, 0x1bebc, + 0x17d38, 0x1be9e, 0x17d1c, 0x17d0e, 0x13cbc, 0x17dbc, 0x13c9e, + 0x17d9e, 0x17cb8, 0x1be5e, 0x17c9c, 0x17c8e, 0x13c5e, 0x17cde, + 0x17c5c, 0x17c4e, 0x17c2e, 0x1c0b4, 0x1c0b2, 0x18174, 0x18172, + 0x102f4, 0x102f2, 0x1e0da, 0x1c09a, 0x1c1ba, 0x1813a, 0x1837a, + 0x1027a, 0x106fa, 0x10ebe, 0x11ebc, 0x11e9e, 0x13eb8, 0x19f5e, + 0x13e9c, 0x13e8e, 0x11e5e, 0x13ede, 0x17eb0, 0x1bf5c, 0x17e98, + 0x1bf4e, 0x17e8c, 0x17e86, 0x13e5c, 0x17edc, 0x13e4e, 0x17ece, + 0x17e58, 0x1bf2e, 0x17e4c, 0x17e46, 0x13e2e, 0x17e6e, 0x17e2c, + 0x17e26, 0x10f5e, 0x11f5c, 0x11f4e, 0x13f58, 0x19fae, 0x13f4c, + 0x13f46, 0x11f2e, 0x13f6e, 0x13f2c, 0x13f26, + }, + []int{ + 0x1abe0, 0x1d5f8, 0x153c0, 0x1a9f0, 0x1d4fc, 0x151e0, 0x1a8f8, + 0x1d47e, 0x150f0, 0x1a87c, 0x15078, 0x1fad0, 0x15be0, 0x1adf8, + 0x1fac8, 0x159f0, 0x1acfc, 0x1fac4, 0x158f8, 0x1ac7e, 0x1fac2, + 0x1587c, 0x1f5d0, 0x1faec, 0x15df8, 0x1f5c8, 0x1fae6, 0x15cfc, + 0x1f5c4, 0x15c7e, 0x1f5c2, 0x1ebd0, 0x1f5ec, 0x1ebc8, 0x1f5e6, + 0x1ebc4, 0x1ebc2, 0x1d7d0, 0x1ebec, 0x1d7c8, 0x1ebe6, 0x1d7c4, + 0x1d7c2, 0x1afd0, 0x1d7ec, 0x1afc8, 0x1d7e6, 0x1afc4, 0x14bc0, + 0x1a5f0, 0x1d2fc, 0x149e0, 0x1a4f8, 0x1d27e, 0x148f0, 0x1a47c, + 0x14878, 0x1a43e, 0x1483c, 0x1fa68, 0x14df0, 0x1a6fc, 0x1fa64, + 0x14cf8, 0x1a67e, 0x1fa62, 0x14c7c, 0x14c3e, 0x1f4e8, 0x1fa76, + 0x14efc, 0x1f4e4, 0x14e7e, 0x1f4e2, 0x1e9e8, 0x1f4f6, 0x1e9e4, + 0x1e9e2, 0x1d3e8, 0x1e9f6, 0x1d3e4, 0x1d3e2, 0x1a7e8, 0x1d3f6, + 0x1a7e4, 0x1a7e2, 0x145e0, 0x1a2f8, 0x1d17e, 0x144f0, 0x1a27c, + 0x14478, 0x1a23e, 0x1443c, 0x1441e, 0x1fa34, 0x146f8, 0x1a37e, + 0x1fa32, 0x1467c, 0x1463e, 0x1f474, 0x1477e, 0x1f472, 0x1e8f4, + 0x1e8f2, 0x1d1f4, 0x1d1f2, 0x1a3f4, 0x1a3f2, 0x142f0, 0x1a17c, + 0x14278, 0x1a13e, 0x1423c, 0x1421e, 0x1fa1a, 0x1437c, 0x1433e, + 0x1f43a, 0x1e87a, 0x1d0fa, 0x14178, 0x1a0be, 0x1413c, 0x1411e, + 0x141be, 0x140bc, 0x1409e, 0x12bc0, 0x195f0, 0x1cafc, 0x129e0, + 0x194f8, 0x1ca7e, 0x128f0, 0x1947c, 0x12878, 0x1943e, 0x1283c, + 0x1f968, 0x12df0, 0x196fc, 0x1f964, 0x12cf8, 0x1967e, 0x1f962, + 0x12c7c, 0x12c3e, 0x1f2e8, 0x1f976, 0x12efc, 0x1f2e4, 0x12e7e, + 0x1f2e2, 0x1e5e8, 0x1f2f6, 0x1e5e4, 0x1e5e2, 0x1cbe8, 0x1e5f6, + 0x1cbe4, 0x1cbe2, 0x197e8, 0x1cbf6, 0x197e4, 0x197e2, 0x1b5e0, + 0x1daf8, 0x1ed7e, 0x169c0, 0x1b4f0, 0x1da7c, 0x168e0, 0x1b478, + 0x1da3e, 0x16870, 0x1b43c, 0x16838, 0x1b41e, 0x1681c, 0x125e0, + 0x192f8, 0x1c97e, 0x16de0, 0x124f0, 0x1927c, 0x16cf0, 0x1b67c, + 0x1923e, 0x16c78, 0x1243c, 0x16c3c, 0x1241e, 0x16c1e, 0x1f934, + 0x126f8, 0x1937e, 0x1fb74, 0x1f932, 0x16ef8, 0x1267c, 0x1fb72, + 0x16e7c, 0x1263e, 0x16e3e, 0x1f274, 0x1277e, 0x1f6f4, 0x1f272, + 0x16f7e, 0x1f6f2, 0x1e4f4, 0x1edf4, 0x1e4f2, 0x1edf2, 0x1c9f4, + 0x1dbf4, 0x1c9f2, 0x1dbf2, 0x193f4, 0x193f2, 0x165c0, 0x1b2f0, + 0x1d97c, 0x164e0, 0x1b278, 0x1d93e, 0x16470, 0x1b23c, 0x16438, + 0x1b21e, 0x1641c, 0x1640e, 0x122f0, 0x1917c, 0x166f0, 0x12278, + 0x1913e, 0x16678, 0x1b33e, 0x1663c, 0x1221e, 0x1661e, 0x1f91a, + 0x1237c, 0x1fb3a, 0x1677c, 0x1233e, 0x1673e, 0x1f23a, 0x1f67a, + 0x1e47a, 0x1ecfa, 0x1c8fa, 0x1d9fa, 0x191fa, 0x162e0, 0x1b178, + 0x1d8be, 0x16270, 0x1b13c, 0x16238, 0x1b11e, 0x1621c, 0x1620e, + 0x12178, 0x190be, 0x16378, 0x1213c, 0x1633c, 0x1211e, 0x1631e, + 0x121be, 0x163be, 0x16170, 0x1b0bc, 0x16138, 0x1b09e, 0x1611c, + 0x1610e, 0x120bc, 0x161bc, 0x1209e, 0x1619e, 0x160b8, 0x1b05e, + 0x1609c, 0x1608e, 0x1205e, 0x160de, 0x1605c, 0x1604e, 0x115e0, + 0x18af8, 0x1c57e, 0x114f0, 0x18a7c, 0x11478, 0x18a3e, 0x1143c, + 0x1141e, 0x1f8b4, 0x116f8, 0x18b7e, 0x1f8b2, 0x1167c, 0x1163e, + 0x1f174, 0x1177e, 0x1f172, 0x1e2f4, 0x1e2f2, 0x1c5f4, 0x1c5f2, + 0x18bf4, 0x18bf2, 0x135c0, 0x19af0, 0x1cd7c, 0x134e0, 0x19a78, + 0x1cd3e, 0x13470, 0x19a3c, 0x13438, 0x19a1e, 0x1341c, 0x1340e, + 0x112f0, 0x1897c, 0x136f0, 0x11278, 0x1893e, 0x13678, 0x19b3e, + 0x1363c, 0x1121e, 0x1361e, 0x1f89a, 0x1137c, 0x1f9ba, 0x1377c, + 0x1133e, 0x1373e, 0x1f13a, 0x1f37a, 0x1e27a, 0x1e6fa, 0x1c4fa, + 0x1cdfa, 0x189fa, 0x1bae0, 0x1dd78, 0x1eebe, 0x174c0, 0x1ba70, + 0x1dd3c, 0x17460, 0x1ba38, 0x1dd1e, 0x17430, 0x1ba1c, 0x17418, + 0x1ba0e, 0x1740c, 0x132e0, 0x19978, 0x1ccbe, 0x176e0, 0x13270, + 0x1993c, 0x17670, 0x1bb3c, 0x1991e, 0x17638, 0x1321c, 0x1761c, + 0x1320e, 0x1760e, 0x11178, 0x188be, 0x13378, 0x1113c, 0x17778, + 0x1333c, 0x1111e, 0x1773c, 0x1331e, 0x1771e, 0x111be, 0x133be, + 0x177be, 0x172c0, 0x1b970, 0x1dcbc, 0x17260, 0x1b938, 0x1dc9e, + 0x17230, 0x1b91c, 0x17218, 0x1b90e, 0x1720c, 0x17206, 0x13170, + 0x198bc, 0x17370, 0x13138, 0x1989e, 0x17338, 0x1b99e, 0x1731c, + 0x1310e, 0x1730e, 0x110bc, 0x131bc, 0x1109e, 0x173bc, 0x1319e, + 0x1739e, 0x17160, 0x1b8b8, 0x1dc5e, 0x17130, 0x1b89c, 0x17118, + 0x1b88e, 0x1710c, 0x17106, 0x130b8, 0x1985e, 0x171b8, 0x1309c, + 0x1719c, 0x1308e, 0x1718e, 0x1105e, 0x130de, 0x171de, 0x170b0, + 0x1b85c, 0x17098, 0x1b84e, 0x1708c, 0x17086, 0x1305c, 0x170dc, + 0x1304e, 0x170ce, 0x17058, 0x1b82e, 0x1704c, 0x17046, 0x1302e, + 0x1706e, 0x1702c, 0x17026, 0x10af0, 0x1857c, 0x10a78, 0x1853e, + 0x10a3c, 0x10a1e, 0x10b7c, 0x10b3e, 0x1f0ba, 0x1e17a, 0x1c2fa, + 0x185fa, 0x11ae0, 0x18d78, 0x1c6be, 0x11a70, 0x18d3c, 0x11a38, + 0x18d1e, 0x11a1c, 0x11a0e, 0x10978, 0x184be, 0x11b78, 0x1093c, + 0x11b3c, 0x1091e, 0x11b1e, 0x109be, 0x11bbe, 0x13ac0, 0x19d70, + 0x1cebc, 0x13a60, 0x19d38, 0x1ce9e, 0x13a30, 0x19d1c, 0x13a18, + 0x19d0e, 0x13a0c, 0x13a06, 0x11970, 0x18cbc, 0x13b70, 0x11938, + 0x18c9e, 0x13b38, 0x1191c, 0x13b1c, 0x1190e, 0x13b0e, 0x108bc, + 0x119bc, 0x1089e, 0x13bbc, 0x1199e, 0x13b9e, 0x1bd60, 0x1deb8, + 0x1ef5e, 0x17a40, 0x1bd30, 0x1de9c, 0x17a20, 0x1bd18, 0x1de8e, + 0x17a10, 0x1bd0c, 0x17a08, 0x1bd06, 0x17a04, 0x13960, 0x19cb8, + 0x1ce5e, 0x17b60, 0x13930, 0x19c9c, 0x17b30, 0x1bd9c, 0x19c8e, + 0x17b18, 0x1390c, 0x17b0c, 0x13906, 0x17b06, 0x118b8, 0x18c5e, + 0x139b8, 0x1189c, 0x17bb8, 0x1399c, 0x1188e, 0x17b9c, 0x1398e, + 0x17b8e, 0x1085e, 0x118de, 0x139de, 0x17bde, 0x17940, 0x1bcb0, + 0x1de5c, 0x17920, 0x1bc98, 0x1de4e, 0x17910, 0x1bc8c, 0x17908, + 0x1bc86, 0x17904, 0x17902, 0x138b0, 0x19c5c, 0x179b0, 0x13898, + 0x19c4e, 0x17998, 0x1bcce, 0x1798c, 0x13886, 0x17986, 0x1185c, + 0x138dc, 0x1184e, 0x179dc, 0x138ce, 0x179ce, 0x178a0, 0x1bc58, + 0x1de2e, 0x17890, 0x1bc4c, 0x17888, 0x1bc46, 0x17884, 0x17882, + 0x13858, 0x19c2e, 0x178d8, 0x1384c, 0x178cc, 0x13846, 0x178c6, + 0x1182e, 0x1386e, 0x178ee, 0x17850, 0x1bc2c, 0x17848, 0x1bc26, + 0x17844, 0x17842, 0x1382c, 0x1786c, 0x13826, 0x17866, 0x17828, + 0x1bc16, 0x17824, 0x17822, 0x13816, 0x17836, 0x10578, 0x182be, + 0x1053c, 0x1051e, 0x105be, 0x10d70, 0x186bc, 0x10d38, 0x1869e, + 0x10d1c, 0x10d0e, 0x104bc, 0x10dbc, 0x1049e, 0x10d9e, 0x11d60, + 0x18eb8, 0x1c75e, 0x11d30, 0x18e9c, 0x11d18, 0x18e8e, 0x11d0c, + 0x11d06, 0x10cb8, 0x1865e, 0x11db8, 0x10c9c, 0x11d9c, 0x10c8e, + 0x11d8e, 0x1045e, 0x10cde, 0x11dde, 0x13d40, 0x19eb0, 0x1cf5c, + 0x13d20, 0x19e98, 0x1cf4e, 0x13d10, 0x19e8c, 0x13d08, 0x19e86, + 0x13d04, 0x13d02, 0x11cb0, 0x18e5c, 0x13db0, 0x11c98, 0x18e4e, + 0x13d98, 0x19ece, 0x13d8c, 0x11c86, 0x13d86, 0x10c5c, 0x11cdc, + 0x10c4e, 0x13ddc, 0x11cce, 0x13dce, 0x1bea0, 0x1df58, 0x1efae, + 0x1be90, 0x1df4c, 0x1be88, 0x1df46, 0x1be84, 0x1be82, 0x13ca0, + 0x19e58, 0x1cf2e, 0x17da0, 0x13c90, 0x19e4c, 0x17d90, 0x1becc, + 0x19e46, 0x17d88, 0x13c84, 0x17d84, 0x13c82, 0x17d82, 0x11c58, + 0x18e2e, 0x13cd8, 0x11c4c, 0x17dd8, 0x13ccc, 0x11c46, 0x17dcc, + 0x13cc6, 0x17dc6, 0x10c2e, 0x11c6e, 0x13cee, 0x17dee, 0x1be50, + 0x1df2c, 0x1be48, 0x1df26, 0x1be44, 0x1be42, 0x13c50, 0x19e2c, + 0x17cd0, 0x13c48, 0x19e26, 0x17cc8, 0x1be66, 0x17cc4, 0x13c42, + 0x17cc2, 0x11c2c, 0x13c6c, 0x11c26, 0x17cec, 0x13c66, 0x17ce6, + 0x1be28, 0x1df16, 0x1be24, 0x1be22, 0x13c28, 0x19e16, 0x17c68, + 0x13c24, 0x17c64, 0x13c22, 0x17c62, 0x11c16, 0x13c36, 0x17c76, + 0x1be14, 0x1be12, 0x13c14, 0x17c34, 0x13c12, 0x17c32, 0x102bc, + 0x1029e, 0x106b8, 0x1835e, 0x1069c, 0x1068e, 0x1025e, 0x106de, + 0x10eb0, 0x1875c, 0x10e98, 0x1874e, 0x10e8c, 0x10e86, 0x1065c, + 0x10edc, 0x1064e, 0x10ece, 0x11ea0, 0x18f58, 0x1c7ae, 0x11e90, + 0x18f4c, 0x11e88, 0x18f46, 0x11e84, 0x11e82, 0x10e58, 0x1872e, + 0x11ed8, 0x18f6e, 0x11ecc, 0x10e46, 0x11ec6, 0x1062e, 0x10e6e, + 0x11eee, 0x19f50, 0x1cfac, 0x19f48, 0x1cfa6, 0x19f44, 0x19f42, + 0x11e50, 0x18f2c, 0x13ed0, 0x19f6c, 0x18f26, 0x13ec8, 0x11e44, + 0x13ec4, 0x11e42, 0x13ec2, 0x10e2c, 0x11e6c, 0x10e26, 0x13eec, + 0x11e66, 0x13ee6, 0x1dfa8, 0x1efd6, 0x1dfa4, 0x1dfa2, 0x19f28, + 0x1cf96, 0x1bf68, 0x19f24, 0x1bf64, 0x19f22, 0x1bf62, 0x11e28, + 0x18f16, 0x13e68, 0x11e24, 0x17ee8, 0x13e64, 0x11e22, 0x17ee4, + 0x13e62, 0x17ee2, 0x10e16, 0x11e36, 0x13e76, 0x17ef6, 0x1df94, + 0x1df92, 0x19f14, 0x1bf34, 0x19f12, 0x1bf32, 0x11e14, 0x13e34, + 0x11e12, 0x17e74, 0x13e32, 0x17e72, 0x1df8a, 0x19f0a, 0x1bf1a, + 0x11e0a, 0x13e1a, 0x17e3a, 0x1035c, 0x1034e, 0x10758, 0x183ae, + 0x1074c, 0x10746, 0x1032e, 0x1076e, 0x10f50, 0x187ac, 0x10f48, + 0x187a6, 0x10f44, 0x10f42, 0x1072c, 0x10f6c, 0x10726, 0x10f66, + 0x18fa8, 0x1c7d6, 0x18fa4, 0x18fa2, 0x10f28, 0x18796, 0x11f68, + 0x18fb6, 0x11f64, 0x10f22, 0x11f62, 0x10716, 0x10f36, 0x11f76, + 0x1cfd4, 0x1cfd2, 0x18f94, 0x19fb4, 0x18f92, 0x19fb2, 0x10f14, + 0x11f34, 0x10f12, 0x13f74, 0x11f32, 0x13f72, 0x1cfca, 0x18f8a, + 0x19f9a, 0x10f0a, 0x11f1a, 0x13f3a, 0x103ac, 0x103a6, 0x107a8, + 0x183d6, 0x107a4, 0x107a2, 0x10396, 0x107b6, 0x187d4, 0x187d2, + 0x10794, 0x10fb4, 0x10792, 0x10fb2, 0x1c7ea, + }, +} + +func getCodeword(tableId int, word int) int { + return codewords[tableId][word] +} diff --git a/pdf417/data_encoder.go b/pdf417/data_encoder.go new file mode 100644 index 0000000..525a4e3 --- /dev/null +++ b/pdf417/data_encoder.go @@ -0,0 +1,122 @@ +package pdf417 + +import ( + "fmt" +) + +const ( + switchCodeText = 900 + switchCodeNumber = 902 +) + +type encoder interface { + CanEncode(char rune) bool + GetSwitchCode(data string) int + Encode(data string) ([]int, error) +} + +type dataEncoder struct { + Encoders []encoder + DefaultEncoder encoder +} + +type chain struct { + Data string + Encoder encoder +} + +func (c chain) Encode() ([]int, error) { + return c.Encoder.Encode(c.Data) +} + +func (c chain) GetSwitchCode() int { + return c.Encoder.GetSwitchCode(c.Data) +} + +func newDataEncoder() *dataEncoder { + textEncoder := newTextEncoder() + + encoder := &dataEncoder{ + []encoder{ + newNumberEncoder(), + textEncoder, + }, + textEncoder, + } + + return encoder +} + +func (dataEncoder *dataEncoder) Encode(data string) ([]int, error) { + if len(data) == 0 { + return nil, fmt.Errorf("Nothing to encode") + } + + chains, err := dataEncoder.SplitToChains(data) + if err != nil { + return nil, err + } + + if len(chains) == 0 { + return nil, fmt.Errorf("%q can not be encoded!", data) + } + + currentSwitchCode := switchCodeText + + cws := []int{} + + for _, chain := range chains { + encoded, err := chain.Encode() + if err != nil { + return cws, err + } + + if switchCode := chain.GetSwitchCode(); currentSwitchCode != switchCode { + cws = append(cws, switchCode) + currentSwitchCode = switchCode + } + + cws = append(cws, encoded...) + } + + return cws, nil +} + +func (dataEncoder *dataEncoder) SplitToChains(data string) ([]chain, error) { + chains := []chain{} + chainData := "" + encoder := dataEncoder.DefaultEncoder + + for _, char := range data { + newEncoder, err := dataEncoder.getEncoder(char) + if err != nil { + return nil, err + } + + if newEncoder != encoder { + if len(chainData) > 0 { + chains = append(chains, chain{chainData, encoder}) + chainData = "" + } + + encoder = newEncoder + } + + chainData = chainData + string(char) + } + + if len(chainData) > 0 { + chains = append(chains, chain{chainData, encoder}) + } + + return chains, nil +} + +func (dataEncoder *dataEncoder) getEncoder(char rune) (encoder, error) { + for _, encoder := range dataEncoder.Encoders { + if encoder.CanEncode(char) { + return encoder, nil + } + } + return nil, fmt.Errorf("Cannot encode character %q", string(char)) +} diff --git a/pdf417/data_encoder_test.go b/pdf417/data_encoder_test.go new file mode 100644 index 0000000..f83fd1c --- /dev/null +++ b/pdf417/data_encoder_test.go @@ -0,0 +1,36 @@ +package pdf417 + +import "testing" + +func TestEncode(t *testing.T) { + encoder := newDataEncoder() + + // When starting with text, the first code word does not need to be the switch + if result, err := encoder.Encode("ABC123"); err != nil { + t.Error(err) + } else { + compareIntSlice(t, []int{1, 89, 902, 1, 223}, result) + } + // When starting with numbers, we do need to switchresult := encoder.Encode("ABC123") + if result, err := encoder.Encode("123ABC"); err != nil { + t.Error(err) + } else { + compareIntSlice(t, []int{902, 1, 223, 900, 1, 89}, result) + } + + /* + // Also with bytes + if result, err := encoder.Encode("\x0B"); err != nil { + t.Error(err) + } else { + compareIntSlice(t, []int{901, 11}, result) + } + + // Alternate bytes switch code when number of bytes is divisble by 6 + if result, err := encoder.Encode("\x0B\x0B\x0B\x0B\x0B\x0B"); err != nil { + t.Error(err) + } else { + compareIntSlice(t, []int{924, 18, 455, 694, 754, 291}, result) + } + */ +} diff --git a/pdf417/dimensions.go b/pdf417/dimensions.go new file mode 100644 index 0000000..ad8f5f8 --- /dev/null +++ b/pdf417/dimensions.go @@ -0,0 +1,57 @@ +package pdf417 + +import "math" + +const ( + minCols = 2 + maxCols = 30 + maxRows = 30 + minRows = 2 + moduleHeight = 2 + preferred_ratio = 3.0 +) + +func calculateNumberOfRows(m, k, c int) int { + r := ((m + 1 + k) / c) + 1 + if c*r >= (m + 1 + k + c) { + r-- + } + return r +} + +func calcDimensions(dataWords, eccWords int) (cols, rows int) { + ratio := 0.0 + cols = 0 + rows = 0 + + for c := minCols; c <= maxCols; c++ { + r := calculateNumberOfRows(dataWords, eccWords, c) + + if r < minRows { + break + } + + if r > maxRows { + continue + } + + newRatio := float64(17*cols+69) / float64(rows*moduleHeight) + if rows != 0 && math.Abs(newRatio-preferred_ratio) > math.Abs(ratio-preferred_ratio) { + continue + } + + ratio = newRatio + cols = c + rows = r + } + + if rows == 0 { + r := calculateNumberOfRows(dataWords, eccWords, minCols) + if r < minRows { + rows = minRows + cols = minCols + } + } + + return +} diff --git a/pdf417/encoder.go b/pdf417/encoder.go new file mode 100644 index 0000000..482e4b6 --- /dev/null +++ b/pdf417/encoder.go @@ -0,0 +1,161 @@ +package pdf417 + +import ( + "fmt" + + "github.com/boombuler/barcode" + "github.com/boombuler/barcode/utils" +) + +const ( + padding_codeword = 900 +) + +// Encodes the given data as PDF417 barcode. +// securityLevel can be any value below 9 +func Encode(data string, securityLevel byte) (barcode.Barcode, error) { + if securityLevel >= 9 { + return nil, fmt.Errorf("Invalid security level %d", securityLevel) + } + + sl := securitylevel(securityLevel) + + dataEncoder := newDataEncoder() + dataWords, err := dataEncoder.Encode(data) + if err != nil { + return nil, err + } + + columns, rows := calcDimensions(len(dataWords), sl.ErrorCorrectionWordCount()) + if columns < minCols || columns > maxCols || rows < minRows || rows > maxRows { + return nil, fmt.Errorf("Unable to fit data in barcode") + } + + barcode := new(pdfBarcode) + barcode.data = data + + codeWords, err := encodeData(dataWords, columns, sl) + if err != nil { + return nil, err + } + + grid := [][]int{} + for i := 0; i < len(codeWords); i += columns { + grid = append(grid, codeWords[i:min(i+columns, len(codeWords))]) + } + + codes := [][]int{} + + for rowNum, row := range grid { + table := rowNum % 3 + rowCodes := make([]int, 0, columns+4) + + rowCodes = append(rowCodes, start_word) + rowCodes = append(rowCodes, getCodeword(table, getLeftCodeWord(rowNum, rows, columns, securityLevel))) + + for _, word := range row { + rowCodes = append(rowCodes, getCodeword(table, word)) + } + + rowCodes = append(rowCodes, getCodeword(table, getRightCodeWord(rowNum, rows, columns, securityLevel))) + rowCodes = append(rowCodes, stop_word) + + codes = append(codes, rowCodes) + } + + barcode.code = renderBarcode(codes) + barcode.width = (columns+4)*17 + 1 + + return barcode, nil +} + +func encodeData(dataWords []int, columns int, sl securitylevel) ([]int, error) { + dataCount := len(dataWords) + + ecCount := sl.ErrorCorrectionWordCount() + + padWords := getPadding(dataCount, ecCount, columns) + dataWords = append(dataWords, padWords...) + + length := len(dataWords) + 1 + dataWords = append([]int{length}, dataWords...) + + ecWords := sl.Compute(dataWords) + + return append(dataWords, ecWords...), nil +} + +func getLeftCodeWord(rowNum int, rows int, columns int, securityLevel byte) int { + tableId := rowNum % 3 + + var x int + + switch tableId { + case 0: + x = (rows - 3) / 3 + case 1: + x = int(securityLevel) * 3 + x += (rows - 1) % 3 + case 2: + x = columns - 1 + } + + return 30*(rowNum/3) + x +} + +func getRightCodeWord(rowNum int, rows int, columns int, securityLevel byte) int { + tableId := rowNum % 3 + + var x int + + switch tableId { + case 0: + x = columns - 1 + case 1: + x = (rows - 1) / 3 + case 2: + x = int(securityLevel) * 3 + x += (rows - 1) % 3 + } + + return 30*(rowNum/3) + x +} + +func min(a, b int) int { + if a <= b { + return a + } + return b +} + +func getPadding(dataCount int, ecCount int, columns int) []int { + totalCount := dataCount + ecCount + 1 + mod := totalCount % columns + + padding := []int{} + + if mod > 0 { + padCount := columns - mod + padding = make([]int, padCount) + for i := 0; i < padCount; i++ { + padding[i] = padding_codeword + } + } + + return padding +} + +func renderBarcode(codes [][]int) *utils.BitList { + bl := new(utils.BitList) + for _, row := range codes { + lastIdx := len(row) - 1 + for i, col := range row { + if i == lastIdx { + bl.AddBits(col, 18) + } else { + bl.AddBits(col, 17) + } + } + } + return bl +} diff --git a/pdf417/errorcorrection.go b/pdf417/errorcorrection.go new file mode 100644 index 0000000..2bcedbd --- /dev/null +++ b/pdf417/errorcorrection.go @@ -0,0 +1,151 @@ +package pdf417 + +type securitylevel byte + +func (level securitylevel) ErrorCorrectionWordCount() int { + return 1 << (uint(level) + 1) +} + +var correctionFactors = [][]int{ + // Level 0 + []int{27, 917}, + + // Level 1 + []int{522, 568, 723, 809}, + + // Level 2 + []int{237, 308, 436, 284, 646, 653, 428, 379}, + + // Level 3 + []int{ + 274, 562, 232, 755, 599, 524, 801, 132, 295, 116, 442, 428, 295, 42, + 176, 65, + }, + + // Level 4 + []int{ + 361, 575, 922, 525, 176, 586, 640, 321, 536, 742, 677, 742, 687, + 284, 193, 517, 273, 494, 263, 147, 593, 800, 571, 320, 803, 133, + 231, 390, 685, 330, 63, 410, + }, + + // Level 5 + []int{ + 539, 422, 6, 93, 862, 771, 453, 106, 610, 287, 107, 505, 733, 877, + 381, 612, 723, 476, 462, 172, 430, 609, 858, 822, 543, 376, 511, + 400, 672, 762, 283, 184, 440, 35, 519, 31, 460, 594, 225, 535, 517, + 352, 605, 158, 651, 201, 488, 502, 648, 733, 717, 83, 404, 97, 280, + 771, 840, 629, 4, 381, 843, 623, 264, 543, + }, + + // Level 6 + []int{ + 521, 310, 864, 547, 858, 580, 296, 379, 53, 779, 897, 444, 400, 925, + 749, 415, 822, 93, 217, 208, 928, 244, 583, 620, 246, 148, 447, 631, + 292, 908, 490, 704, 516, 258, 457, 907, 594, 723, 674, 292, 272, 96, + 684, 432, 686, 606, 860, 569, 193, 219, 129, 186, 236, 287, 192, + 775, 278, 173, 40, 379, 712, 463, 646, 776, 171, 491, 297, 763, 156, + 732, 95, 270, 447, 90, 507, 48, 228, 821, 808, 898, 784, 663, 627, + 378, 382, 262, 380, 602, 754, 336, 89, 614, 87, 432, 670, 616, 157, + 374, 242, 726, 600, 269, 375, 898, 845, 454, 354, 130, 814, 587, + 804, 34, 211, 330, 539, 297, 827, 865, 37, 517, 834, 315, 550, 86, + 801, 4, 108, 539, + }, + + // Level 7 + []int{ + 524, 894, 75, 766, 882, 857, 74, 204, 82, 586, 708, 250, 905, 786, + 138, 720, 858, 194, 311, 913, 275, 190, 375, 850, 438, 733, 194, + 280, 201, 280, 828, 757, 710, 814, 919, 89, 68, 569, 11, 204, 796, + 605, 540, 913, 801, 700, 799, 137, 439, 418, 592, 668, 353, 859, + 370, 694, 325, 240, 216, 257, 284, 549, 209, 884, 315, 70, 329, 793, + 490, 274, 877, 162, 749, 812, 684, 461, 334, 376, 849, 521, 307, + 291, 803, 712, 19, 358, 399, 908, 103, 511, 51, 8, 517, 225, 289, + 470, 637, 731, 66, 255, 917, 269, 463, 830, 730, 433, 848, 585, 136, + 538, 906, 90, 2, 290, 743, 199, 655, 903, 329, 49, 802, 580, 355, + 588, 188, 462, 10, 134, 628, 320, 479, 130, 739, 71, 263, 318, 374, + 601, 192, 605, 142, 673, 687, 234, 722, 384, 177, 752, 607, 640, + 455, 193, 689, 707, 805, 641, 48, 60, 732, 621, 895, 544, 261, 852, + 655, 309, 697, 755, 756, 60, 231, 773, 434, 421, 726, 528, 503, 118, + 49, 795, 32, 144, 500, 238, 836, 394, 280, 566, 319, 9, 647, 550, + 73, 914, 342, 126, 32, 681, 331, 792, 620, 60, 609, 441, 180, 791, + 893, 754, 605, 383, 228, 749, 760, 213, 54, 297, 134, 54, 834, 299, + 922, 191, 910, 532, 609, 829, 189, 20, 167, 29, 872, 449, 83, 402, + 41, 656, 505, 579, 481, 173, 404, 251, 688, 95, 497, 555, 642, 543, + 307, 159, 924, 558, 648, 55, 497, 10, + }, + + // Level 8 + []int{ + 352, 77, 373, 504, 35, 599, 428, 207, 409, 574, 118, 498, 285, 380, + 350, 492, 197, 265, 920, 155, 914, 299, 229, 643, 294, 871, 306, 88, + 87, 193, 352, 781, 846, 75, 327, 520, 435, 543, 203, 666, 249, 346, + 781, 621, 640, 268, 794, 534, 539, 781, 408, 390, 644, 102, 476, + 499, 290, 632, 545, 37, 858, 916, 552, 41, 542, 289, 122, 272, 383, + 800, 485, 98, 752, 472, 761, 107, 784, 860, 658, 741, 290, 204, 681, + 407, 855, 85, 99, 62, 482, 180, 20, 297, 451, 593, 913, 142, 808, + 684, 287, 536, 561, 76, 653, 899, 729, 567, 744, 390, 513, 192, 516, + 258, 240, 518, 794, 395, 768, 848, 51, 610, 384, 168, 190, 826, 328, + 596, 786, 303, 570, 381, 415, 641, 156, 237, 151, 429, 531, 207, + 676, 710, 89, 168, 304, 402, 40, 708, 575, 162, 864, 229, 65, 861, + 841, 512, 164, 477, 221, 92, 358, 785, 288, 357, 850, 836, 827, 736, + 707, 94, 8, 494, 114, 521, 2, 499, 851, 543, 152, 729, 771, 95, 248, + 361, 578, 323, 856, 797, 289, 51, 684, 466, 533, 820, 669, 45, 902, + 452, 167, 342, 244, 173, 35, 463, 651, 51, 699, 591, 452, 578, 37, + 124, 298, 332, 552, 43, 427, 119, 662, 777, 475, 850, 764, 364, 578, + 911, 283, 711, 472, 420, 245, 288, 594, 394, 511, 327, 589, 777, + 699, 688, 43, 408, 842, 383, 721, 521, 560, 644, 714, 559, 62, 145, + 873, 663, 713, 159, 672, 729, 624, 59, 193, 417, 158, 209, 563, 564, + 343, 693, 109, 608, 563, 365, 181, 772, 677, 310, 248, 353, 708, + 410, 579, 870, 617, 841, 632, 860, 289, 536, 35, 777, 618, 586, 424, + 833, 77, 597, 346, 269, 757, 632, 695, 751, 331, 247, 184, 45, 787, + 680, 18, 66, 407, 369, 54, 492, 228, 613, 830, 922, 437, 519, 644, + 905, 789, 420, 305, 441, 207, 300, 892, 827, 141, 537, 381, 662, + 513, 56, 252, 341, 242, 797, 838, 837, 720, 224, 307, 631, 61, 87, + 560, 310, 756, 665, 397, 808, 851, 309, 473, 795, 378, 31, 647, 915, + 459, 806, 590, 731, 425, 216, 548, 249, 321, 881, 699, 535, 673, + 782, 210, 815, 905, 303, 843, 922, 281, 73, 469, 791, 660, 162, 498, + 308, 155, 422, 907, 817, 187, 62, 16, 425, 535, 336, 286, 437, 375, + 273, 610, 296, 183, 923, 116, 667, 751, 353, 62, 366, 691, 379, 687, + 842, 37, 357, 720, 742, 330, 5, 39, 923, 311, 424, 242, 749, 321, + 54, 669, 316, 342, 299, 534, 105, 667, 488, 640, 672, 576, 540, 316, + 486, 721, 610, 46, 656, 447, 171, 616, 464, 190, 531, 297, 321, 762, + 752, 533, 175, 134, 14, 381, 433, 717, 45, 111, 20, 596, 284, 736, + 138, 646, 411, 877, 669, 141, 919, 45, 780, 407, 164, 332, 899, 165, + 726, 600, 325, 498, 655, 357, 752, 768, 223, 849, 647, 63, 310, 863, + 251, 366, 304, 282, 738, 675, 410, 389, 244, 31, 121, 303, 263, + }, +} + +func (level securitylevel) Compute(data []int) []int { + // Correction factors for the given level + factors := correctionFactors[int(level)] + + // Number of correction code words + count := level.ErrorCorrectionWordCount() + + // Correction code words array, prepopulated with zeros + ecWords := make([]int, count) + + for _, value := range data { + temp := (value + ecWords[0]) % 929 + + for i := count - 1; i >= 0; i-- { + add := 0 + + if i > 0 { + add = ecWords[count-i] + } + + ecWords[count-1-i] = (add + 929 - (temp*factors[i])%929) % 929 + } + } + + for key, word := range ecWords { + if word > 0 { + ecWords[key] = 929 - word + } + } + + return ecWords +} diff --git a/pdf417/errorcorrection_test.go b/pdf417/errorcorrection_test.go new file mode 100644 index 0000000..99b29d4 --- /dev/null +++ b/pdf417/errorcorrection_test.go @@ -0,0 +1,61 @@ +package pdf417 + +import ( + "testing" +) + +var inputData = []int{16, 902, 1, 278, 827, 900, 295, 902, 2, 326, 823, 544, 900, 149, 900, 900} + +func TestReedSolomonComputeLevel0(t *testing.T) { + var level securitylevel = 0 + expected := []int{156, 765} + compareIntSlice(t, expected, level.Compute(inputData)) +} + +func TestReedSolomonComputeLevel1(t *testing.T) { + var level securitylevel = 1 + expected := []int{168, 875, 63, 355} + compareIntSlice(t, expected, level.Compute(inputData)) +} + +func TestReedSolomonComputeLevel2(t *testing.T) { + var level securitylevel = 2 + expected := []int{628, 715, 393, 299, 863, 601, 169, 708} + compareIntSlice(t, expected, level.Compute(inputData)) +} + +func TestReedSolomonComputeLevel3(t *testing.T) { + var level securitylevel = 3 + expected := []int{232, 176, 793, 616, 476, 406, 855, 445, 84, 518, 522, 721, 607, 2, 42, 578} + compareIntSlice(t, expected, level.Compute(inputData)) +} + +func TestReedSolomonComputeLevel4(t *testing.T) { + var level securitylevel = 4 + expected := []int{281, 156, 276, 668, 44, 252, 877, 30, 549, 856, 773, 639, 420, 330, 693, 329, 283, 723, 480, 482, 102, 925, 535, 892, 374, 472, 837, 331, 343, 608, 390, 364} + compareIntSlice(t, expected, level.Compute(inputData)) +} + +func TestReedSolomonComputeLevel5(t *testing.T) { + var level securitylevel = 5 + expected := []int{31, 850, 18, 870, 53, 477, 837, 130, 533, 186, 266, 450, 39, 492, 542, 653, 499, 887, 618, 103, 364, 313, 906, 396, 270, 735, 593, 81, 557, 712, 810, 48, 167, 533, 205, 577, 503, 126, 449, 189, 859, 471, 493, 849, 554, 76, 878, 893, 168, 497, 251, 704, 311, 650, 283, 268, 462, 223, 659, 763, 176, 34, 544, 304} + compareIntSlice(t, expected, level.Compute(inputData)) +} + +func TestReedSolomonComputeLevel6(t *testing.T) { + var level securitylevel = 6 + expected := []int{345, 775, 909, 489, 650, 568, 869, 577, 574, 349, 885, 317, 492, 222, 783, 451, 647, 385, 168, 366, 118, 655, 643, 551, 179, 880, 880, 752, 132, 206, 765, 862, 727, 240, 32, 266, 911, 287, 813, 437, 868, 201, 681, 867, 567, 398, 508, 564, 504, 676, 785, 554, 831, 566, 424, 93, 515, 275, 61, 544, 272, 621, 374, 922, 779, 663, 789, 295, 631, 536, 755, 465, 485, 416, 76, 412, 76, 431, 28, 614, 767, 419, 600, 779, 94, 584, 647, 846, 121, 97, 790, 205, 424, 793, 263, 271, 694, 522, 437, 817, 382, 164, 113, 849, 178, 602, 554, 261, 415, 737, 401, 675, 203, 271, 649, 120, 765, 209, 522, 687, 420, 32, 60, 266, 270, 228, 304, 270} + compareIntSlice(t, expected, level.Compute(inputData)) +} + +func TestReedSolomonComputeLevel7(t *testing.T) { + var level securitylevel = 7 + expected := []int{142, 203, 799, 4, 105, 137, 793, 914, 225, 636, 60, 171, 490, 180, 414, 141, 399, 599, 829, 288, 108, 268, 444, 481, 795, 146, 655, 778, 189, 32, 597, 206, 208, 711, 845, 608, 642, 636, 540, 795, 845, 466, 492, 659, 138, 800, 912, 171, 92, 438, 225, 301, 777, 449, 230, 448, 326, 182, 892, 681, 543, 582, 732, 758, 162, 587, 685, 378, 646, 356, 354, 25, 839, 839, 556, 253, 501, 771, 745, 616, 473, 293, 669, 822, 613, 684, 229, 265, 110, 438, 144, 727, 317, 605, 414, 497, 82, 278, 267, 323, 43, 894, 624, 282, 790, 579, 430, 255, 802, 553, 922, 604, 68, 692, 809, 909, 663, 589, 735, 670, 298, 158, 201, 68, 124, 64, 67, 338, 694, 373, 225, 579, 309, 699, 920, 432, 717, 72, 126, 819, 142, 755, 473, 630, 331, 758, 730, 65, 359, 451, 236, 16, 56, 31, 87, 587, 125, 385, 384, 197, 352, 383, 173, 271, 38, 558, 810, 260, 521, 680, 7, 319, 650, 334, 695, 708, 0, 562, 365, 204, 114, 185, 560, 746, 767, 449, 797, 688, 63, 135, 818, 805, 3, 536, 908, 532, 400, 698, 49, 212, 630, 93, 157, 275, 3, 20, 611, 179, 302, 282, 876, 665, 241, 206, 474, 80, 217, 460, 462, 751, 719, 571, 536, 794, 522, 385, 598, 756, 162, 212, 758, 662, 361, 223, 587, 857, 503, 382, 615, 86, 283, 541, 847, 518, 406, 736, 486, 408, 226, 342, 784, 772, 211, 888, 234, 335} + compareIntSlice(t, expected, level.Compute(inputData)) +} + +func TestReedSolomonComputeLevel8(t *testing.T) { + var level securitylevel = 8 + expected := []int{538, 446, 840, 510, 163, 708, 177, 666, 423, 600, 707, 913, 770, 571, 156, 683, 676, 697, 898, 776, 128, 851, 163, 854, 135, 661, 880, 279, 92, 324, 397, 207, 379, 223, 574, 9, 70, 858, 878, 579, 61, 551, 261, 388, 315, 856, 266, 865, 923, 38, 313, 62, 381, 198, 265, 256, 385, 878, 347, 532, 821, 53, 855, 225, 697, 826, 263, 334, 207, 565, 460, 496, 705, 599, 383, 289, 178, 168, 401, 268, 555, 190, 922, 284, 180, 810, 891, 832, 636, 813, 894, 495, 701, 484, 204, 793, 129, 164, 444, 228, 636, 98, 809, 57, 736, 697, 727, 534, 889, 480, 898, 773, 234, 851, 880, 843, 714, 443, 412, 489, 578, 468, 367, 663, 11, 686, 319, 352, 345, 670, 106, 106, 219, 466, 439, 350, 538, 66, 852, 175, 465, 731, 332, 110, 926, 491, 18, 422, 736, 797, 624, 376, 728, 526, 735, 200, 502, 923, 789, 529, 923, 706, 384, 869, 172, 548, 520, 463, 813, 384, 793, 231, 190, 653, 864, 351, 400, 525, 487, 828, 654, 307, 141, 638, 770, 775, 282, 54, 758, 197, 492, 320, 86, 790, 275, 237, 923, 25, 591, 605, 61, 824, 79, 631, 532, 337, 867, 423, 340, 597, 682, 923, 287, 408, 503, 361, 881, 196, 468, 759, 746, 389, 124, 784, 198, 865, 538, 451, 178, 772, 653, 121, 497, 598, 711, 716, 241, 159, 429, 88, 799, 761, 639, 105, 54, 807, 351, 435, 793, 873, 360, 8, 881, 479, 693, 576, 849, 875, 771, 621, 134, 863, 8, 171, 799, 924, 103, 63, 491, 538, 597, 855, 697, 499, 7, 886, 286, 85, 107, 220, 319, 124, 197, 150, 729, 899, 585, 540, 676, 414, 256, 856, 596, 259, 882, 436, 26, 273, 753, 127, 679, 390, 654, 42, 276, 420, 247, 629, 116, 803, 131, 25, 403, 645, 462, 897, 151, 622, 108, 167, 227, 831, 887, 662, 739, 263, 829, 56, 624, 317, 908, 378, 39, 393, 861, 338, 202, 179, 907, 109, 360, 736, 554, 342, 594, 125, 433, 394, 195, 698, 844, 912, 530, 842, 337, 294, 528, 231, 735, 93, 8, 579, 42, 148, 609, 233, 782, 887, 888, 915, 620, 78, 137, 161, 282, 217, 775, 564, 33, 195, 36, 584, 679, 775, 476, 309, 230, 303, 708, 143, 679, 502, 814, 193, 508, 532, 542, 580, 603, 641, 338, 361, 542, 537, 810, 394, 764, 136, 167, 611, 881, 775, 267, 433, 142, 202, 828, 363, 101, 728, 660, 583, 483, 786, 717, 190, 809, 422, 567, 741, 695, 310, 120, 177, 47, 494, 345, 508, 16, 639, 402, 625, 286, 298, 358, 54, 705, 916, 291, 424, 375, 883, 655, 675, 498, 498, 884, 862, 365, 310, 805, 763, 855, 354, 777, 543, 53, 773, 120, 408, 234, 728, 438, 914, 3, 670, 546, 465, 449, 923, 51, 546, 709, 648, 96, 320, 682, 326, 848, 234, 855, 791, 20, 97, 901, 351, 317, 764, 767, 312, 206, 139, 610, 578, 646, 264, 389, 238, 675, 595, 430, 88} + compareIntSlice(t, expected, level.Compute(inputData)) +} diff --git a/pdf417/number_encoder.go b/pdf417/number_encoder.go new file mode 100644 index 0000000..523d9af --- /dev/null +++ b/pdf417/number_encoder.go @@ -0,0 +1,76 @@ +package pdf417 + +import ( + "errors" + "math/big" + + "github.com/boombuler/barcode/utils" +) + +type numberEncoder struct{} + +func newNumberEncoder() *numberEncoder { + return new(numberEncoder) +} + +func (encoder numberEncoder) CanEncode(char rune) bool { + return utils.RuneToInt(char) != -1 +} + +func (encoder numberEncoder) GetSwitchCode(data string) int { + return switchCodeNumber +} + +func (encoder numberEncoder) Encode(digits string) ([]int, error) { + digitCount := len(digits) + chunkCount := digitCount / 44 + if digitCount%44 != 0 { + chunkCount++ + } + + codeWords := []int{} + + for i := 0; i < chunkCount; i++ { + start := i * 44 + end := start + 44 + if end > digitCount { + end = digitCount + } + chunk := digits[start:end] + + cws, err := encodeChunk(chunk) + if err != nil { + return codeWords, err + } + + codeWords = append(codeWords, cws...) + } + + return codeWords, nil +} + +func encodeChunk(chunkInput string) ([]int, error) { + chunk := big.NewInt(0) + + _, ok := chunk.SetString("1"+chunkInput, 10) + + if !ok { + return nil, errors.New("Failed converting") + } + + cws := []int{} + + for chunk.Cmp(big.NewInt(0)) > 0 { + newChunk, cw := chunk.DivMod( + chunk, + big.NewInt(900), + big.NewInt(0), + ) + + chunk = newChunk + + cws = append([]int{int(cw.Int64())}, cws...) + } + + return cws, nil +} diff --git a/pdf417/number_encoder_test.go b/pdf417/number_encoder_test.go new file mode 100644 index 0000000..7dd418e --- /dev/null +++ b/pdf417/number_encoder_test.go @@ -0,0 +1,47 @@ +package pdf417 + +import ( + "testing" +) + +func TestNumberEncoder_CanEncode(t *testing.T) { + encoder := newNumberEncoder() + + shouldEncode := func(tests ...rune) { + for _, test := range tests { + if !encoder.CanEncode(test) { + t.Errorf("NumberEncoder should be able to encode %q", string(test)) + } + } + } + shouldEncode('0', '1', '2', '3', '4', '5', '6', '7', '8', '9') + + shouldNotEncode := func(tests ...rune) { + for _, test := range tests { + if encoder.CanEncode(test) { + t.Errorf("NumberEncoder should not be able to encode %q", string(test)) + } + } + } + shouldNotEncode('a', 'q', '\t') +} + +func TestNumberEncoder_GetSwitchCode(t *testing.T) { + encoder := newNumberEncoder() + if sc := encoder.GetSwitchCode("123"); sc != switchCodeNumber { + t.Errorf("Unexpected switchcode. Got %v", sc) + } + if sc := encoder.GetSwitchCode("foo"); sc != switchCodeNumber { + t.Errorf("Unexpected switchcode. Got %v", sc) + } +} + +func TestNumberEncoder_Encode(t *testing.T) { + encoder := newNumberEncoder() + + if codes, err := encoder.Encode("01234"); err != nil { + t.Error(err) + } else { + compareIntSlice(t, []int{112, 434}, codes) + } +} diff --git a/pdf417/pdfcode.go b/pdf417/pdfcode.go new file mode 100644 index 0000000..aad0f06 --- /dev/null +++ b/pdf417/pdfcode.go @@ -0,0 +1,40 @@ +package pdf417 + +import ( + "image" + "image/color" + + "github.com/boombuler/barcode" + "github.com/boombuler/barcode/utils" +) + +type pdfBarcode struct { + data string + width int + code *utils.BitList +} + +func (c *pdfBarcode) Metadata() barcode.Metadata { + return barcode.Metadata{"PDF417", 2} +} + +func (c *pdfBarcode) Content() string { + return c.data +} + +func (c *pdfBarcode) ColorModel() color.Model { + return color.Gray16Model +} + +func (c *pdfBarcode) Bounds() image.Rectangle { + height := c.code.Len() / c.width + + return image.Rect(0, 0, c.width, height*moduleHeight) +} + +func (c *pdfBarcode) At(x, y int) color.Color { + if c.code.GetBit((y/moduleHeight)*c.width + x) { + return color.Black + } + return color.White +} diff --git a/pdf417/text_encoder.go b/pdf417/text_encoder.go new file mode 100644 index 0000000..5cb0ed8 --- /dev/null +++ b/pdf417/text_encoder.go @@ -0,0 +1,249 @@ +package pdf417 + +import "fmt" + +// Since each code word consists of 2 characters, a padding value is +// needed when encoding a single character. 29 is used as padding because +// it's a switch in all 4 submodes, and doesn't add any data. +const padding_value = 29 + +type subMode byte + +const ( + subUpper subMode = iota + subLower + subMixed + subPunct +) + +const ( + switchUpper = '\u00f1' + switchUpperSingle = '\u00f2' + switchLower = '\u00f3' + switchMixed = '\u00f4' + switchPunct = '\u00f5' + switchPunctSingle = '\u00f6' +) + +type textEncoder struct { + Switching map[subMode]map[subMode][]rune + SwitchSubmode map[rune]subMode + ReverseLookup map[rune]map[subMode]int +} + +func newTextEncoder() *textEncoder { + encoder := new(textEncoder) + + characterTables := map[subMode][]rune{ + subUpper: []rune{ + 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', + 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', + 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', ' ', + switchLower, + switchMixed, + switchPunctSingle, + }, + + subLower: []rune{ + 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', + 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', + 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', ' ', + switchUpperSingle, + switchMixed, + switchPunctSingle, + }, + + subMixed: []rune{ + '0', '1', '2', '3', '4', '5', '6', '7', '8', + '9', '&', '\r', '\t', ',', ':', '#', '-', '.', + '$', '/', '+', '%', '*', '=', '^', + switchPunct, ' ', + switchLower, + switchUpper, + switchPunctSingle, + }, + + subPunct: []rune{ + ';', '<', '>', '@', '[', '\\', ']', '_', '`', + '~', '!', '\r', '\t', ',', ':', '\n', '-', '.', + '$', '/', 'g', '|', '*', '(', ')', '?', '{', '}', '\'', + switchUpper, + }, + } + + encoder.Switching = map[subMode]map[subMode][]rune{ + subUpper: map[subMode][]rune{ + subLower: []rune{switchLower}, + subMixed: []rune{switchMixed}, + subPunct: []rune{switchMixed, switchPunct}, + }, + + subLower: map[subMode][]rune{ + subUpper: []rune{switchMixed, switchUpper}, + subMixed: []rune{switchMixed}, + subPunct: []rune{switchMixed, switchPunct}, + }, + + subMixed: map[subMode][]rune{ + subUpper: []rune{switchUpper}, + subLower: []rune{switchLower}, + subPunct: []rune{switchPunct}, + }, + + subPunct: map[subMode][]rune{ + subUpper: []rune{switchUpper}, + subLower: []rune{switchUpper, switchLower}, + subMixed: []rune{switchUpper, switchMixed}, + }, + } + + encoder.SwitchSubmode = map[rune]subMode{ + switchUpper: subUpper, + switchLower: subLower, + switchPunct: subPunct, + switchMixed: subMixed, + } + + encoder.ReverseLookup = make(map[rune]map[subMode]int) + for submode, codes := range characterTables { + for row, char := range codes { + if encoder.ReverseLookup[char] == nil { + encoder.ReverseLookup[char] = make(map[subMode]int) + } + + encoder.ReverseLookup[char][submode] = int(row) + } + } + + return encoder +} + +func (encoder *textEncoder) CanEncode(char rune) bool { + switch char { + case switchUpper, + switchUpperSingle, + switchLower, + switchMixed, + switchPunct, + switchPunctSingle: + return false + default: + return encoder.ReverseLookup[char] != nil + } +} + +func (*textEncoder) GetSwitchCode(data string) int { + return switchCodeText +} + +func (encoder *textEncoder) Encode(data string) ([]int, error) { + interim, err := encoder.encodeInterim(data) + if err != nil { + return interim, err + } + + return encoder.encodeFinal(interim), nil +} + +func (encoder *textEncoder) encodeInterim(data string) ([]int, error) { + submode := subUpper + + codes := []int{} + var err error + for _, char := range data { + if !encoder.existsInSubmode(char, submode) { + prevSubmode := submode + + submode, err = encoder.getSubmode(char) + if err != nil { + return codes, err + } + + switchCodes := encoder.getSwitchCodes(prevSubmode, submode) + + codes = append(codes, switchCodes...) + } + + codes = append( + codes, + encoder.getCharacterCode(char, submode), + ) + } + + return codes, nil +} + +func (encoder *textEncoder) getSubmode(char rune) (subMode, error) { + if lookup, ok := encoder.ReverseLookup[char]; ok { + for key := range lookup { + return key, nil + } + } + return subLower, fmt.Errorf("unable to find submode for %q", char) +} + +func (encoder *textEncoder) getSwitchCodes(from, to subMode) []int { + switches := encoder.Switching[from][to] + + codes := []int{} + + for _, switcher := range switches { + codes = append(codes, encoder.getCharacterCode(switcher, from)) + + from = encoder.SwitchSubmode[switcher] + } + + return codes +} + +func (*textEncoder) encodeFinal(codes []int) []int { + codeWords := []int{} + + chunks := [][]int{} + chunkPart := []int{} + i := 0 + for _, code := range codes { + chunkPart = append(chunkPart, code) + + i++ + + if i%2 == 0 { + chunks = append(chunks, chunkPart) + + chunkPart = []int{} + } + } + + if len(chunkPart) > 0 { + chunks = append(chunks, chunkPart) + } + + for _, chunk := range chunks { + if len(chunk) == 1 { + chunk = append(chunk, padding_value) + } + + codeWords = append( + codeWords, + 30*chunk[0]+chunk[1], + ) + } + + return codeWords +} + +func (encoder *textEncoder) getCharacterCode(char rune, submode subMode) int { + cw, ok := encoder.ReverseLookup[char][submode] + + if !ok { + panic("This is not possible") + } + + return cw +} + +func (encoder *textEncoder) existsInSubmode(char rune, submode subMode) bool { + _, ok := encoder.ReverseLookup[char][submode] + + return ok +} diff --git a/pdf417/text_encoder_test.go b/pdf417/text_encoder_test.go new file mode 100644 index 0000000..5ffee24 --- /dev/null +++ b/pdf417/text_encoder_test.go @@ -0,0 +1,59 @@ +package pdf417 + +import ( + "testing" +) + +func compareIntSlice(t *testing.T, expected, actual []int) { + if len(actual) != len(expected) { + t.Errorf("Invalid slice size. Expected %d got %d", len(expected), len(actual)) + return + } + for i, a := range actual { + if e := expected[i]; e != a { + t.Errorf("Unexpected value at position %d. Expected %d got %d", i, e, a) + } + } +} + +func TestTextEncoder_CanEncode(t *testing.T) { + encoder := newTextEncoder() + + for ord := int(' '); ord < int('Z'); ord++ { + chr := rune(ord) + + if chr == '"' { + continue + } + + if !encoder.CanEncode(chr) { + t.Errorf("Unable to encode: %d %c", ord, chr) + } + } +} + +func TestTextEncoder_GetSwitchCode(t *testing.T) { + encoder := newTextEncoder() + if sc := encoder.GetSwitchCode("123"); sc != switchCodeText { + t.Errorf("Unexpected switchcode. Got %v", sc) + } + if sc := encoder.GetSwitchCode("foo"); sc != switchCodeText { + t.Errorf("Unexpected switchcode. Got %v", sc) + } +} + +func TestTextEncoder_Encode(t *testing.T) { + encoder := newTextEncoder() + + if codes, err := encoder.Encode("Super !"); err != nil { + t.Error(err) + } else { + compareIntSlice(t, []int{567, 615, 137, 808, 760}, codes) + } + + if codes, err := encoder.Encode("Super "); err != nil { + t.Error(err) + } else { + compareIntSlice(t, []int{567, 615, 137, 809}, codes) + } +}