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comparison mupdf-source/thirdparty/zint/extras/zebu_pdf.c @ 2:b50eed0cc0ef upstream

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ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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1:1d09e1dec1d9 2:b50eed0cc0ef
1 /*
2 * zebu_pdf.c
3 *
4 * This code uses Zint to encode data into a PDF417 and then outputs
5 * the symbol as text suitable for use with Code PDF417 font by
6 * Grand Zebu.
7 *
8 * This code can be compiled with:
9 *
10 * gcc -o zebu_pdf zebu_pdf.c -lzint
11 *
12 * Grand Zebu's font can be downloaded from:
13 *
14 * https://grandzebu.net/informatique/codbar-en/pdf417.htm
15 *
16 */
17
18 #include <stdio.h>
19 #include <zint.h>
20 #include <string.h>
21 int main(int argc, char **argv)
22 {
23 struct zint_symbol *my_symbol;
24 int error = 0;
25 int x, y, sub, glyph, group;
26
27 my_symbol = ZBarcode_Create();
28
29 my_symbol->symbology = BARCODE_PDF417;
30 my_symbol->output_options = OUT_BUFFER_INTERMEDIATE;
31
32 error = ZBarcode_Encode(my_symbol, argv[1], strlen(argv[1]));
33 if (error != 0)
34 {
35 printf("%s\n", my_symbol->errtxt);
36 }
37 if (error >= ZINT_ERROR_TOO_LONG)
38 {
39 ZBarcode_Delete(my_symbol);
40 return 1;
41 }
42
43 for (y = 0; y < my_symbol->rows; y++) {
44 printf("+*");
45 sub = 0;
46 glyph = 0;
47 group = 0;
48 for (x = 18; x < my_symbol->width - 19; x++) {
49 glyph *= 2;
50 if ((my_symbol->encoded_data[y][x / 8] >> (x % 8)) & 1) {
51 glyph++;
52 }
53 sub++;
54 if (sub == 5) {
55 if (glyph <= 5) {
56 printf("%c", glyph + 'A');
57 } else {
58 printf("%c", (glyph - 6) + 'a');
59 }
60 glyph = 0;
61 sub = 0;
62 group++;
63 }
64 if (group == 3) {
65 printf("*");
66 x += 2;
67 group = 0;
68 }
69 }
70 printf("-\n");
71 }
72
73 ZBarcode_Delete(my_symbol);
74 return 0;
75 }