added workaround for strange tmpnam() output from VS2010. turned off optimization for DCT & DFT on Win64 for VS200x (VS2010 builds it fine)

modules/core/src/dxt.cpp

@@ -44,8 +44,8 @@
 namespace cv
 {
 
-// On Win64 (IA64) optimized versions of DFT and DCT fail the tests
-#if defined WIN64 && !defined EM64T
+// On Win64 optimized versions of DFT and DCT fail the tests (fixed in VS2010)
+#if (defined WIN64 || defined _WIN64) && defined _MSC_VER && _MSC_VER < 1600
 #pragma optimize("", off)
 #endif
 

modules/highgui/src/loadsave.cpp

@@ -318,6 +318,8 @@ imdecode_( const Mat& buf, int flags, int hdrtype, Mat* mat=0 )
     if( !decoder->setSource(buf) )
     {
         filename = tmpnam(fnamebuf);
+        if(filename[0] == '\\')
+            filename++;
         FILE* f = fopen( filename, "wb" );
         if( !f )
             return 0;
@@ -425,6 +427,8 @@ bool imencode( const string& ext, const Mat& image,
     {
         char fnamebuf[L_tmpnam];
         const char* filename = tmpnam(fnamebuf);
+        if(filename[0] == '\\')
+            filename++;
         code = encoder->setDestination(filename);
         CV_Assert( code );
         code = encoder->write(image, params);

tests/cv/src/anearestneighbors.cpp

@@ -507,6 +507,7 @@ void CV_FlannSavedIndexTest::createModel(const cv::Mat &data)
     }
     char filename[50];
     tmpnam( filename );
+    if(filename[0] == '\\') filename[0] = '_';
     index->save( filename );
     
     createIndex( data, SavedIndexParams(filename));

tests/cv/src/highguitest.cpp

@@ -67,7 +67,7 @@ using namespace std;
 struct TempDirHolder
 {
 	const string temp_folder;
-	TempDirHolder() : temp_folder(tmpnam(0)) {exec_cmd("mkdir " + temp_folder); }	
+	TempDirHolder() { char* p = tmpnam(0); if(p[0] == '\\') p++; temp_folder = p; exec_cmd("mkdir " + temp_folder); }	
 	~TempDirHolder() { exec_cmd("rm -rf " + temp_folder); }
 	static void exec_cmd(const string& cmd) { marker(cmd); int res = system( cmd.c_str() ); (void)res; }
 	

tests/cxcore/src/adxt.cpp

@@ -829,7 +829,7 @@ void CxCore_DFTTest::prepare_to_validation( int /*test_case_idx*/ )
 }
 
 
-//CxCore_DFTTest dft_test;
+CxCore_DFTTest dft_test;
 
 
 ////////////////////// DCT ////////////////////////
@@ -876,7 +876,7 @@ void CxCore_DCTTest::prepare_to_validation( int /*test_case_idx*/ )
 }
 
 
-//CxCore_DCTTest dct_test;
+CxCore_DCTTest dct_test;
 
 
 ////////////////////// MulSpectrums ////////////////////////

tests/cxcore/src/aio.cpp

@@ -156,6 +156,8 @@ void CV_IOTest::run( int )
         char buf[L_tmpnam+16];
         char* filename = tmpnam(buf);
         strcat(filename, idx % 2 ? ".yml" : ".xml");
+        if(filename[0] == '\\')
+            filename++;
         
         FileStorage fs(filename, FileStorage::WRITE);
         

tests/ml/src/slmltests.cpp

@@ -61,10 +61,14 @@ int CV_SLMLTest::run_test_case( int testCaseIdx )
             if( code == CvTS::OK )
             {
                 get_error( testCaseIdx, CV_TEST_ERROR, &test_resps1 );
-                save( tmpnam( fname1 ) );
+                tmpnam(fname1);
+                if(fname1[0] == '\\') fname1[0] = '_';
+                save( fname1 );
                 load( fname1);
                 get_error( testCaseIdx, CV_TEST_ERROR, &test_resps2 );
-                save( tmpnam( fname2 ) );
+                tmpnam(fname2);
+                if(fname2[0] == '\\') fname2[0] = '_';
+                save( fname2 );
             }
             else
                 ts->printf( CvTS::LOG, "model can not be trained" );