changed code to avoid a compiler warning

acb1cdf2 · Davis King · 3ecacdcc · acb1cdf2
Commit acb1cdf2 authored Dec 13, 2011 by Davis King
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dlib/opencv/cv_image.h dlib/opencv/cv_image.h +5 -1

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--- a/dlib/opencv/cv_image.h
+++ b/dlib/opencv/cv_image.h
@@ -84,7 +84,11 @@ namespace dlib

    private:

-        inline void check_image_type (const IplImage* img) const
+        inline void check_image_type (const IplImage* 
+#ifdef ENABLE_ASSERTS
+                                      img // the #ifdef is here to avoid an unused warning argument from the compiler
+#endif
+                                      ) const
        {
            DLIB_ASSERT( img->dataOrder == 0, "Only interleaved color channels are supported with cv_image"); 
            DLIB_ASSERT((img->depth&0xFF)/8*img->nChannels == sizeof(pixel_type),