Fix: magic number

src/main/java/com/mokasz/image_pool/algorithm/OpenCvService.java

@@ -37,7 +37,7 @@ public class OpenCvService {
         for (int i = 0; i < HashLength; i++) {
             for (int j = 0; j < HashLength; j++) {
                 int v = (int) octets[i];
-                binaries[i * 8 + j] = (v & (1 << j)) >> j;
+                binaries[i * HashLength + j] = (v & (1 << j)) >> j;
             }
         }
     }