gstreamer/subprojects/gst-plugins-bad/gst-libs/gst/wayland/gstwlcontext.c

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/* GStreamer Wayland Library
*
* Copyright (C) 2022 Collabora Ltd.
*
* 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 Street, Fifth Floor,
* Boston, MA 02110-1301 USA.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "gstwlcontext.h"
gboolean
gst_is_wl_display_handle_need_context_message (GstMessage * msg)
{
const gchar *type = NULL;
g_return_val_if_fail (GST_IS_MESSAGE (msg), FALSE);
if (GST_MESSAGE_TYPE (msg) == GST_MESSAGE_NEED_CONTEXT &&
gst_message_parse_context_type (msg, &type)) {
return !g_strcmp0 (type, GST_WL_DISPLAY_HANDLE_CONTEXT_TYPE);
}
return FALSE;
}
GstContext *
gst_wl_display_handle_context_new (struct wl_display *display)
{
GstContext *context =
gst_context_new (GST_WL_DISPLAY_HANDLE_CONTEXT_TYPE, TRUE);
gst_structure_set (gst_context_writable_structure (context),
"display", G_TYPE_POINTER, display, NULL);
return context;
}
struct wl_display *
gst_wl_display_handle_context_get_handle (GstContext * context)
{
const GstStructure *s;
struct wl_display *display;
g_return_val_if_fail (GST_IS_CONTEXT (context), NULL);
s = gst_context_get_structure (context);
if (gst_structure_get (s, "display", G_TYPE_POINTER, &display, NULL))
return display;
if (gst_structure_get (s, "handle", G_TYPE_POINTER, &display, NULL))
return display;
return NULL;
}