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authorgiraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8>2013-04-06 21:52:20 +0000
committergiraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8>2013-04-06 21:52:20 +0000
commit04801c35a7bd8c802028a72d8355f027b50cd29f (patch)
treea366acdb09055de6aa402d15df5eb4f9a5a8d84d /analyzer/pnmpsnr.c
parent200553b6135e1ba6a4b6585e3d07d934ba6b8ceb (diff)
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Release 10.62.01
git-svn-id: http://svn.code.sf.net/p/netpbm/code/advanced@1872 9d0c8265-081b-0410-96cb-a4ca84ce46f8
Diffstat (limited to 'analyzer/pnmpsnr.c')
-rw-r--r--analyzer/pnmpsnr.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/analyzer/pnmpsnr.c b/analyzer/pnmpsnr.c
index ce2708b5..b04316cf 100644
--- a/analyzer/pnmpsnr.c
+++ b/analyzer/pnmpsnr.c
@@ -55,14 +55,14 @@ validateInput(struct pam const pam1,
                  "maxval of one of them.",
                  (unsigned int) pam1.maxval, (unsigned int) pam2.maxval);
 
-    if (streq(pam1.tuple_type, pam2.tuple_type))
+    if (!streq(pam1.tuple_type, pam2.tuple_type))
         pm_error("images are not of the same type.  The tuple types are "
                  "'%s' and '%s', respectively.",
                  pam1.tuple_type, pam2.tuple_type);
 
-    if (streq(pam1.tuple_type, PAM_PBM_TUPLETYPE) &&
-        streq(pam1.tuple_type, PAM_PGM_TUPLETYPE) &&
-        streq(pam1.tuple_type, PAM_PPM_TUPLETYPE))
+    if (!streq(pam1.tuple_type, PAM_PBM_TUPLETYPE) &&
+        !streq(pam1.tuple_type, PAM_PGM_TUPLETYPE) &&
+        !streq(pam1.tuple_type, PAM_PPM_TUPLETYPE))
         pm_error("Images are not of a PNM type.  Tuple type is '%s'",
                  pam1.tuple_type);
 }