Attachment 172552 Details for Bug 210505 – fix: implicit declaration of function 'cvRound'

[patch] fix: implicit declaration of function 'cvRound'

patch-modules_core_include_opencv2_core_types__c.h (text/plain), 1.27 KB, created by Ivan Rozhuk on 2016-07-15 12:35:08 UTC

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Creator: Ivan Rozhuk

Created: 2016-07-15 12:35:08 UTC

Size: 1.27 KB

patch

obsolete

>--- modules/core/include/opencv2/core/types_c.h	2015-12-18 18:02:16.000000000 +0300
>+++ modules/core/include/opencv2/core/types_c.h	2016-07-15 15:17:03.724241000 +0300
>@@ -197,6 +197,38 @@
> #define cvInvSqrt(value) ((float)(1./sqrt(value)))
> #define cvSqrt(value)  ((float)sqrt(value))
> 
>+#ifndef __cplusplus
>+CV_INLINE int cvRound(float value)
>+{
>+#if ((defined _MSC_VER && defined _M_X64) || (defined __GNUC__ && defined __x86_64__ && \
>+      defined __SSE2__ && !defined __APPLE__)) && !defined(__CUDACC__)
>+    __m128 t = _mm_set_ss( value );
>+    return _mm_cvtss_si32(t);
>+#elif defined _MSC_VER && defined _M_IX86
>+    int t;
>+    __asm
>+    {
>+        fld value;
>+        fistp t;
>+    }
>+    return t;
>+#elif ((defined _MSC_VER && defined _M_ARM) || defined CV_ICC || \
>+        defined __GNUC__) && defined HAVE_TEGRA_OPTIMIZATION
>+    TEGRA_ROUND_FLT(value);
>+#elif defined CV_ICC || defined __GNUC__
>+# if CV_VFP
>+    ARM_ROUND_FLT(value);
>+# else
>+    return (int)lrintf(value);
>+# endif
>+#else
>+    /* it's ok if round does not comply with IEEE754 standard;
>+     the tests should allow +/-1 difference when the tested functions use round */
>+    return (int)(value + (value >= 0 ? 0.5f : -0.5f));
>+#endif
>+}
>+#endif
>+
> 
> /*************** Random number generation *******************/
>

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