Add some (fun?) extras for the terminally curious

extras/ida_2d.c

@@ -0,0 +1,64 @@
+/* 
+ * ida_2d.c
+ * 
+ * This code uses Zint to encode data into a QR Code and then outputs
+ * the symbol as text suitable for use with the IDAutomation2D font
+ * 
+ * This code can be adapted to use any matrix symbology by changing the
+ * line indicated.
+ * 
+ * This code can be compiled with:
+ * 
+ * gcc -o ida_2d ida_2d.c -lzint
+ * 
+ * Fonts can be downloaded from https://www.idautomation.com/
+ * 
+ */
+
+#include <stdio.h>
+#include <zint.h>
+#include <string.h>
+int main(int argc, char **argv)
+{
+    struct zint_symbol *my_symbol;
+    int error = 0;
+    int x, y, sub, glyph;
+    
+    my_symbol = ZBarcode_Create();
+    
+    my_symbol->symbology = BARCODE_QRCODE; // Change symbology here
+    my_symbol->output_options = OUT_BUFFER_INTERMEDIATE;
+    
+    error = ZBarcode_Encode(my_symbol, argv[1], strlen(argv[1]));
+    if (error != 0)
+    {
+        printf("%s\n", my_symbol->errtxt);
+    }
+    if (error >= ZINT_ERROR_TOO_LONG)
+    {
+        ZBarcode_Delete(my_symbol);
+        return 1;
+    }
+    
+    for (y = 0; y < my_symbol->rows; y += 4) {
+        for (x = 0; x < my_symbol->width; x++) {
+            glyph = 0;
+            for (sub = 0; sub < 4; sub++) {
+                glyph *= 2;
+                if ((y + sub) < my_symbol->rows) {
+                    if (((my_symbol->encoded_data[y + sub][x / 8] >> (x % 8)) & 1) == 0) {
+                        glyph += 1;
+                    }
+                } else {
+                    glyph += 1;
+                }
+            }
+            glyph += 'A';
+            printf("%c", glyph);
+        }
+        printf("\n");
+    }
+    
+    ZBarcode_Delete(my_symbol);
+    return 0;
+}