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1 /*
2  * GStreamer
3  * Copyright (C) 2015 Matthew Waters <matthew@centricular.com>
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Library General Public
7  * License as published by the Free Software Foundation; either
8  * version 2 of the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  * Library General Public License for more details.
14  *
15  * You should have received a copy of the GNU Library General Public
16  * License along with this library; if not, write to the
17  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
18  * Boston, MA 02110-1301, USA.
19  */
20 #include <QtCore/qglobal.h>
21 #if (QT_VERSION >= QT_VERSION_CHECK(5, 9, 0))
22 #include <QtGui/qtgui-config.h>
23 #endif
24 
25 #include <gst/gl/gstglconfig.h>
26 
27 /* The glext.h guard was renamed in 2018, but some software which
28  * includes their own copy of the GL headers (such as qt) might have
29  * older version which use the old guard. This would result in the
30  * header being included again (and symbols redefined).
31  *
32  * To avoid this, we define the "old" guard if the "new" guard is
33  * defined.*/
34 #if GST_GL_HAVE_OPENGL
35 #ifdef __gl_glext_h_
36 #ifndef __glext_h_
37 #define __glext_h_ 1
38 #endif
39 #endif
40 #endif
41 
42 /* pulls in GLsync, see below */
43 #include <QtGui/qopengl.h>
44 
45 /* qt uses the same trick as us to typedef GLsync on GLES2 but to a different
46  * type which confuses the preprocessor. Instead of trying to reconcile the
47  * two, we instead use the GLsync definition from Qt from above, and ensure
48  * that we don't typedef GLsync in gstglfuncs.h */
49 #undef GST_GL_HAVE_GLSYNC
50 #define GST_GL_HAVE_GLSYNC 1
51 #include <gst/gl/gstglfuncs.h>
52 
53 #if defined(QT_OPENGL_ES_2)
54 #include <QtGui/QOpenGLContext>
55 #include <QtGui/QOpenGLFunctions>
56 #endif /* defined(QT_OPENGL_ES_2) */
57