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3e0d557744
By explictly including QtGui/qopengl.h we force the code path that
defines GLsync in the Qt-specific way. Without that, some platforms
failed to compile the qmlgl plugin, since neither Qt nor gstreamer
defined GLsync then, leading to e.g.:
```
make[4]: Entering directory '/.../gst-plugins-good-1.16.1/ext/qt'
CXX libgstqmlgl_la-qtitem.lo
In file included from gstqtgl.h:32,
from qtitem.h:27,
from qtitem.cc:28:
/.../usr/include/gstreamer-1.0/
gst/gl/gstglfuncs.h:93:17: error: expected identifier before ‘*’ token
ret (GSTGLAPI *name) args;
^
/.../usr/include/gstreamer-1.0/
gst/gl/glprototypes/sync.h:27:1: note: in expansion of macro
‘GST_GL_EXT_FUNCTION’
GST_GL_EXT_FUNCTION (GLsync, FenceSync,
^~~~~~~~~~~~~~~~~~~
```
56 lines
1.9 KiB
C
56 lines
1.9 KiB
C
/*
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* GStreamer
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* Copyright (C) 2015 Matthew Waters <matthew@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include <QtCore/qglobal.h>
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#if (QT_VERSION >= QT_VERSION_CHECK(5, 9, 0))
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#include <QtGui/qtgui-config.h>
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#endif
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#include <gst/gl/gstglconfig.h>
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/* The glext.h guard was renamed in 2018, but some software which
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* includes their own copy of the GL headers (such as qt) might have
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* older version which use the old guard. This would result in the
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* header being included again (and symbols redefined).
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*
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* To avoid this, we define the "old" guard if the "new" guard is
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* defined.*/
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#if GST_GL_HAVE_OPENGL
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#ifdef __gl_glext_h_
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#ifndef __glext_h_
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#define __glext_h_ 1
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#endif
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#endif
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#endif
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/* pulls in GLsync, see below */
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#include <QtGui/qopengl.h>
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/* qt uses the same trick as us to typedef GLsync on GLES2 but to a different
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* type which confuses the preprocessor. Instead of trying to reconcile the
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* two, we instead use the GLsync definition from Qt from above, and ensure
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* that we don't typedef GLsync in gstglfuncs.h */
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#undef GST_GL_HAVE_GLSYNC
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#define GST_GL_HAVE_GLSYNC 1
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#include <gst/gl/gstglfuncs.h>
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#if defined(QT_OPENGL_ES_2)
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#include <QtGui/QOpenGLContext>
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#include <QtGui/QOpenGLFunctions>
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#endif /* defined(QT_OPENGL_ES_2) */
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