gstreamer/subprojects/gst-plugins-base/ext/gl/gstglelement.c

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/*
* GStreamer
* Copyright (C) 2003 Julien Moutte <julien@moutte.net>
* Copyright (C) 2005,2006,2007 David A. Schleef <ds@schleef.org>
* Copyright (C) 2008 Julien Isorce <julien.isorce@gmail.com>
* Copyright (C) 2008 Filippo Argiolas <filippo.argiolas@gmail.com>
* Copyright (C) 2020 Huawei Technologies Co., Ltd.
* @Author: Stéphane Cerveau <scerveau@collabora.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.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "gstglelements.h"
#include "gstglmixerbin.h"
#include "gstglvideomixer.h"
#include "gstglstereomix.h"
#if GST_GL_HAVE_WINDOW_COCOA
/* avoid including Cocoa/CoreFoundation from a C file... */
extern GType gst_ca_opengl_layer_sink_bin_get_type (void);
#endif
#if GST_GL_HAVE_WINDOW_DISPMANX
extern void bcm_host_init (void);
#endif
#if GST_GL_HAVE_WINDOW_X11
#include <X11/Xlib.h>
#endif
#define GST_CAT_DEFAULT gst_gl_gstgl_debug
GST_DEBUG_CATEGORY_STATIC (GST_CAT_DEFAULT);
void
gl_element_init (GstPlugin * plugin)
{
static gsize res = FALSE;
if (g_once_init_enter (&res)) {
GST_DEBUG_CATEGORY_INIT (gst_gl_gstgl_debug, "gstopengl", 0, "gstopengl");
#if GST_GL_HAVE_WINDOW_DISPMANX
GST_DEBUG ("Initialize BCM host");
bcm_host_init ();
#endif
#if GST_GL_HAVE_WINDOW_X11
if (g_getenv ("GST_GL_XINITTHREADS") || g_getenv ("GST_XINITTHREADS"))
XInitThreads ();
#endif
g_once_init_leave (&res, TRUE);
}
}