mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-25 03:01:03 +00:00
99 lines
3.8 KiB
C
99 lines
3.8 KiB
C
/* GStreamer Video Overlay Interface
|
|
* Copyright (C) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
|
|
* Copyright (C) 2003 Julien Moutte <julien@moutte.net>
|
|
* Copyright (C) 2011 Tim-Philipp Müller <tim@centricular.net>
|
|
*
|
|
* 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., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#ifndef __GST_VIDEO_OVERLAY_H__
|
|
#define __GST_VIDEO_OVERLAY_H__
|
|
|
|
#include <gst/gst.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define GST_TYPE_VIDEO_OVERLAY \
|
|
(gst_video_overlay_get_type ())
|
|
#define GST_VIDEO_OVERLAY(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_VIDEO_OVERLAY, GstVideoOverlay))
|
|
#define GST_IS_VIDEO_OVERLAY(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_VIDEO_OVERLAY))
|
|
#define GST_VIDEO_OVERLAY_GET_INTERFACE(inst) \
|
|
(G_TYPE_INSTANCE_GET_INTERFACE ((inst), GST_TYPE_VIDEO_OVERLAY, GstVideoOverlayInterface))
|
|
|
|
/**
|
|
* GstVideoOverlay:
|
|
*
|
|
* Opaque #GstVideoOverlay interface structure
|
|
*/
|
|
typedef struct _GstVideoOverlay GstVideoOverlay;
|
|
typedef struct _GstVideoOverlayInterface GstVideoOverlayInterface;
|
|
|
|
/**
|
|
* GstVideoOverlayInterface:
|
|
* @iface: parent interface type.
|
|
* @expose: virtual method to handle expose events
|
|
* @handle_events: virtual method to handle events
|
|
* @set_render_rectangle: virtual method to set the render rectangle
|
|
* @set_window_handle: virtual method to configure the window handle
|
|
*
|
|
* #GstVideoOverlay interface
|
|
*/
|
|
struct _GstVideoOverlayInterface {
|
|
GTypeInterface iface;
|
|
|
|
/* virtual functions */
|
|
void (*expose) (GstVideoOverlay *overlay);
|
|
|
|
void (*handle_events) (GstVideoOverlay *overlay, gboolean handle_events);
|
|
|
|
void (*set_render_rectangle) (GstVideoOverlay *overlay,
|
|
gint x, gint y,
|
|
gint width, gint height);
|
|
|
|
void (*set_window_handle) (GstVideoOverlay *overlay, guintptr handle);
|
|
};
|
|
|
|
GType gst_video_overlay_get_type (void);
|
|
|
|
/* virtual function wrappers */
|
|
|
|
gboolean gst_video_overlay_set_render_rectangle (GstVideoOverlay * overlay,
|
|
gint x,
|
|
gint y,
|
|
gint width,
|
|
gint height);
|
|
|
|
void gst_video_overlay_expose (GstVideoOverlay * overlay);
|
|
|
|
void gst_video_overlay_handle_events (GstVideoOverlay * overlay,
|
|
gboolean handle_events);
|
|
|
|
void gst_video_overlay_set_window_handle (GstVideoOverlay * overlay,
|
|
guintptr handle);
|
|
|
|
/* public methods to dispatch bus messages */
|
|
void gst_video_overlay_got_window_handle (GstVideoOverlay * overlay,
|
|
guintptr handle);
|
|
|
|
void gst_video_overlay_prepare_window_handle (GstVideoOverlay * overlay);
|
|
|
|
gboolean gst_is_video_overlay_prepare_window_handle_message (GstMessage * msg);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __GST_VIDEO_OVERLAY_H__ */
|