minor fix

diff --git a/modules/core/src/opengl_interop.cpp b/modules/core/src/opengl_interop.cpp
index a635534..445cbe8 100644 (file)
--- a/modules/core/src/opengl_interop.cpp
+++ b/modules/core/src/opengl_interop.cpp
@@ -800,7 +800,7 @@ cv::GlTexture::Impl::Impl(const GlBuffer& buf, bool bgra) : tex_(0)
     int depth = buf.depth();\r
     int cn = buf.channels();\r
 \r
-    CV_DbgAssert(buf.rows > 0 && buf.cols > 0);\r
+    CV_DbgAssert(buf.rows() > 0 && buf.cols() > 0);\r
     CV_Assert(cn == 1 || cn == 3 || cn == 4);\r
     CV_Assert(depth >= 0 && depth <= CV_32F);\r
     CV_Assert(buf.usage() == GlBuffer::TEXTURE_BUFFER);\r