let the performance tests of WarpPerspective pass

tomoaki0705 · tomoaki0705 · commit 640d77be25c8 · 2018-03-07T18:55:27.000+09:00
* avoid misuse of vzeroupper on Visual Studio 2013 Update 5
  * add ifdef to avoid unattended optimization
diff --git a/modules/imgproc/src/imgwarp.cpp b/modules/imgproc/src/imgwarp.cpp
@@ -2793,6 +2793,11 @@ class WarpPerspectiveInvoker :
         ParallelLoopBody(), src(_src), dst(_dst), M(_M), interpolation(_interpolation),
         borderType(_borderType), borderValue(_borderValue)
     {
+#if defined(_MSC_VER) && _MSC_VER == 1800 /* MSVS 2013 */ && CV_AVX
+        // details: https://github.com/opencv/opencv/issues/11026
+        borderValue.val[2] = _borderValue.val[2];
+        borderValue.val[3] = _borderValue.val[3];
+#endif
     }
 
     virtual void operator() (const Range& range) const

Original file line number	Diff line number	Diff line change
`@@ -2793,6 +2793,11 @@ class WarpPerspectiveInvoker :`
`2793`	`2793`	`ParallelLoopBody(), src(_src), dst(_dst), M(_M), interpolation(_interpolation),`
`2794`	`2794`	`borderType(_borderType), borderValue(_borderValue)`
`2795`	`2795`	`{`
	`2796`	`+#if defined(_MSC_VER) && _MSC_VER == 1800 /* MSVS 2013 */ && CV_AVX`
	`2797`	`+ // details: https://github.com/opencv/opencv/issues/11026`
	`2798`	`+ borderValue.val[2] = _borderValue.val[2];`
	`2799`	`+ borderValue.val[3] = _borderValue.val[3];`
	`2800`	`+#endif`
`2796`	`2801`	`}`
`2797`	`2802`
`2798`	`2803`	`virtual void operator() (const Range& range) const`