Fix sanity checks for arithmetic tests on CV_32S data

modules/core/perf/perf_arithm.cpp

@@ -97,10 +97,15 @@ PERF_TEST_P(Size_MatType, absdiff, TYPICAL_MATS_CORE_ARITHM)
 
     declare.in(a, b, WARMUP_RNG).out(c);
 
+    if (CV_MAT_DEPTH(type) == CV_32S)
+    {
+        //see ticket 1529: absdiff can be without saturation on 32S
+        a /= 2;
+        b /= 2;
+    }
+
     TEST_CYCLE() absdiff(a, b, c);
 
-    //see ticket 1529: absdiff can be without saturation on 32S
-    if (CV_MAT_DEPTH(type) != CV_32S)
     SANITY_CHECK(c, 1e-8);
 }
 
@@ -114,10 +119,15 @@ PERF_TEST_P(Size_MatType, absdiffScalar, TYPICAL_MATS_CORE_ARITHM)
 
     declare.in(a, b, WARMUP_RNG).out(c);
 
+    if (CV_MAT_DEPTH(type) == CV_32S)
+    {
+        //see ticket 1529: absdiff can be without saturation on 32S
+        a /= 2;
+        b /= 2;
+    }
+
     TEST_CYCLE() absdiff(a, b, c);
 
-    //see ticket 1529: absdiff can be without saturation on 32S
-    if (CV_MAT_DEPTH(type) != CV_32S)
     SANITY_CHECK(c, 1e-8);
 }
 
@@ -131,10 +141,15 @@ PERF_TEST_P(Size_MatType, add, TYPICAL_MATS_CORE_ARITHM)
 
     declare.in(a, b, WARMUP_RNG).out(c);
 
+    if (CV_MAT_DEPTH(type) == CV_32S)
+    {
+        //see ticket 1529: add can be without saturation on 32S
+        a /= 2;
+        b /= 2;
+    }
+
     TEST_CYCLE() add(a, b, c);
 
-    //see ticket 1529: add can be without saturation on 32S
-    if (CV_MAT_DEPTH(type) != CV_32S)
     SANITY_CHECK(c, 1e-8);
 }
 
@@ -148,10 +163,15 @@ PERF_TEST_P(Size_MatType, addScalar, TYPICAL_MATS_CORE_ARITHM)
 
     declare.in(a, b, WARMUP_RNG).out(c);
 
+    if (CV_MAT_DEPTH(type) == CV_32S)
+    {
+        //see ticket 1529: add can be without saturation on 32S
+        a /= 2;
+        b /= 2;
+    }
+
     TEST_CYCLE() add(a, b, c);
 
-    //see ticket 1529: add can be without saturation on 32S
-    if (CV_MAT_DEPTH(type) != CV_32S)
     SANITY_CHECK(c, 1e-8);
 }
 
@@ -165,10 +185,15 @@ PERF_TEST_P(Size_MatType, subtract, TYPICAL_MATS_CORE_ARITHM)
 
     declare.in(a, b, WARMUP_RNG).out(c);
 
+    if (CV_MAT_DEPTH(type) == CV_32S)
+    {
+        //see ticket 1529: subtract can be without saturation on 32S
+        a /= 2;
+        b /= 2;
+    }
+
     TEST_CYCLE() subtract(a, b, c);
 
-    //see ticket 1529: subtract can be without saturation on 32S
-    if (CV_MAT_DEPTH(type) != CV_32S)
     SANITY_CHECK(c, 1e-8);
 }
 
@@ -182,9 +207,14 @@ PERF_TEST_P(Size_MatType, subtractScalar, TYPICAL_MATS_CORE_ARITHM)
 
     declare.in(a, b, WARMUP_RNG).out(c);
 
+    if (CV_MAT_DEPTH(type) == CV_32S)
+    {
+        //see ticket 1529: subtract can be without saturation on 32S
+        a /= 2;
+        b /= 2;
+    }
+
     TEST_CYCLE() subtract(a, b, c);
 
-    //see ticket 1529: subtract can be without saturation on 32S
-    if (CV_MAT_DEPTH(type) != CV_32S)
     SANITY_CHECK(c, 1e-8);
 }