glprototypes: add sync function definitions

gst-libs/gst/gl/glprototypes/Makefile.am

@@ -13,5 +13,6 @@ prototype_HEADERS = \
 	gstgl_compat.h \
 	gstgl_gles2compat.h \
 	debug.h \
-	vao.h
+	vao.h \
+	sync.h
 

gst-libs/gst/gl/glprototypes/all_functions.h

@@ -28,3 +28,4 @@
 #include "shaders.h"
 #include "debug.h"
 #include "vao.h"
+#include "sync.h"

gst-libs/gst/gl/glprototypes/sync.h

@@ -0,0 +1,47 @@
+/*
+ * GStreamer
+ * Copyright (C) 2014 Matthew Waters <matthew@centricular.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+GST_GL_EXT_BEGIN (sync,
+                  GST_GL_API_OPENGL3,
+                  3, 2,
+                  3, 0,
+/* FIXME: the extension depends on GL 3.1 */
+                  "",
+                  "")
+GST_GL_EXT_FUNCTION (GLsync, FenceSync,
+                     (GLenum condition,
+                      GLbitfield flags))
+GST_GL_EXT_FUNCTION (GLboolean, IsSync,
+                     (GLsync sync))
+GST_GL_EXT_FUNCTION (void, DeleteSync,
+                     (GLsync sync))
+GST_GL_EXT_FUNCTION (GLenum, ClientWaitSync,
+                     (GLsync sync,
+                      GLbitfield flags,
+                      GLuint64 timeout))
+GST_GL_EXT_FUNCTION (void, WaitSync,
+                     (GLsync sync,
+                      GLbitfield flags,
+                      GLuint64 timeout))
+GST_GL_EXT_FUNCTION (void, GetSynciv,
+                     (GLsync sync,
+                      GLenum flags,
+                      GLuint64 timeout))
+GST_GL_EXT_END ()