gstreamer/ext/wayland/wldisplay.h

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/* GStreamer Wayland video sink
*
* Copyright (C) 2014 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.
*/
#ifndef __GST_WL_DISPLAY_H__
#define __GST_WL_DISPLAY_H__
#include <gst/gst.h>
#include <gst/video/video.h>
#include <wayland-client.h>
#include "xdg-shell-client-protocol.h"
#include "viewporter-client-protocol.h"
#include "linux-dmabuf-unstable-v1-client-protocol.h"
#include "fullscreen-shell-unstable-v1-client-protocol.h"
G_BEGIN_DECLS
#define GST_TYPE_WL_DISPLAY (gst_wl_display_get_type ())
#define GST_WL_DISPLAY(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_WL_DISPLAY, GstWlDisplay))
#define GST_IS_WL_DISPLAY(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_WL_DISPLAY))
#define GST_WL_DISPLAY_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_WL_DISPLAY, GstWlDisplayClass))
#define GST_IS_WL_DISPLAY_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_WL_DISPLAY))
#define GST_WL_DISPLAY_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_WL_DISPLAY, GstWlDisplayClass))
typedef struct _GstWlDisplay GstWlDisplay;
typedef struct _GstWlDisplayClass GstWlDisplayClass;
struct _GstWlDisplay
{
GObject parent_instance;
/* public objects */
struct wl_display *display;
struct wl_display *display_wrapper;
struct wl_event_queue *queue;
/* globals */
struct wl_registry *registry;
struct wl_compositor *compositor;
struct wl_subcompositor *subcompositor;
struct wl_shell *wl_shell;
struct xdg_wm_base *xdg_wm_base;
struct zwp_fullscreen_shell_v1 *fullscreen_shell;
struct wl_shm *shm;
struct wp_viewporter *viewporter;
struct zwp_linux_dmabuf_v1 *dmabuf;
GArray *shm_formats;
GArray *dmabuf_formats;
/* private */
gboolean own_display;
GThread *thread;
GstPoll *wl_fd_poll;
GMutex buffers_mutex;
GHashTable *buffers;
gboolean shutting_down;
};
struct _GstWlDisplayClass
{
GObjectClass parent_class;
};
GType gst_wl_display_get_type (void);
GstWlDisplay *gst_wl_display_new (const gchar * name, GError ** error);
GstWlDisplay *gst_wl_display_new_existing (struct wl_display * display,
gboolean take_ownership, GError ** error);
/* see wlbuffer.c for explanation */
void gst_wl_display_register_buffer (GstWlDisplay * self, gpointer gstmem,
gpointer wlbuffer);
void gst_wl_display_unregister_buffer (GstWlDisplay * self, gpointer gstmem);
gpointer gst_wl_display_lookup_buffer (GstWlDisplay * self, gpointer gstmem);
gboolean gst_wl_display_check_format_for_shm (GstWlDisplay * display,
GstVideoFormat format);
gboolean gst_wl_display_check_format_for_dmabuf (GstWlDisplay * display,
GstVideoFormat format);
G_END_DECLS
#endif /* __GST_WL_DISPLAY_H__ */