align signature size

diff --git a/images/signature.h b/images/signature.h
index 52d6e2b2f1629db48b5141cb7b3093032d2a0064..5e3647d1d02e24d965cae6170ee8f1fc75cc2232 100644 (file)
--- a/images/signature.h
+++ b/images/signature.h
@@ -28,17 +28,17 @@ struct image_region {
   byte h[IMAGE_REG_H];         /* shape/pos features - I1, I2, I3, X, Y */
   byte wa;                     /* normalized area percentage */
   byte wb;                     /* normalized weight */
-  u16 reserved;
+  byte reserved[3];
 } PACKED;
 
 #define IMAGE_SIG_TEXTURED     0x1
 
-/* Image signature (11 + len * 16 bytes) */
+/* Image signature (16 + len * 16 bytes) */
 struct image_signature {
   byte len;                    /* Number of regions */
   byte flags;                  /* IMAGE_SIG_xxx */
-  u32 cols;                    /* Image width */
-  u32 rows;                    /* Image height */
+  u16 cols;                    /* Image width */
+  u16 rows;                    /* Image height */
   u16 df;                      /* Average weighted f dist */
   u16 dh;                      /* Average weighted h dist */
   struct image_vector vec;     /* Average features of all regions... simple signature */