Gstreamer 1.0 on windows.

modules/videoio/CMakeLists.txt

@@ -92,6 +92,10 @@ if(HAVE_DC1394)
 endif(HAVE_DC1394)
 
 if(HAVE_GSTREAMER)
+  IF(WIN32)
+    INCLUDE_DIRECTORIES(${GSTREAMER_INCLUDE_DIR})
+    list(APPEND VIDEOIO_LIBRARIES ${GSTREAMER_LIBRARIES})
+  ENDIF(WIN32)
   list(APPEND videoio_srcs ${CMAKE_CURRENT_LIST_DIR}/src/cap_gstreamer.cpp)
 endif(HAVE_GSTREAMER)
 

modules/videoio/src/cap_gstreamer.cpp

@@ -48,7 +48,9 @@
  * \brief Use GStreamer to read/write video
  */
 #include "precomp.hpp"
+#ifndef _MSC_VER
 #include <unistd.h>
+#endif
 #include <string.h>
 #include <gst/gst.h>
 #include <gst/gstbuffer.h>
@@ -84,6 +86,14 @@
 #define COLOR_ELEM_NAME COLOR_ELEM
 #endif
 
+#if defined(_WIN32) || defined(_WIN64)
+#define snprintf _snprintf
+#define vsnprintf _vsnprintf
+#define strcasecmp _stricmp
+#define strncasecmp _strnicmp
+#include <sys/stat.h>
+#endif
+
 void toFraction(double decimal, double &numerator, double &denominator);
 void handleMessage(GstElement * pipeline);
 
@@ -590,9 +600,20 @@ bool CvCapture_GStreamer::open( int type, const char* filename )
     // else, we might have a file or a manual pipeline.
     // if gstreamer cannot parse the manual pipeline, we assume we were given and
     // ordinary file path.
-    if(!gst_uri_is_valid(filename))
+    if (!gst_uri_is_valid(filename))
     {
+#ifdef _MSC_VER
+        uri = new char[2048];
+        DWORD pathSize = GetFullPathName(filename, 2048, uri, NULL);
+        struct stat buf;
+        if (pathSize == 0 || stat(uri, &buf) != 0)
+        {
+            delete uri;
+            uri = NULL;
+        }
+#else
         uri = realpath(filename, NULL);
+#endif
         stream = false;
         if(uri)
         {