mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-24 01:00:37 +00:00
138 lines
No EOL
4 KiB
C
138 lines
No EOL
4 KiB
C
/* GStreamer
|
|
* Copyright (C) 2009 Carl-Anton Ingmarsson <ca.ingmarsson@gmail.com>
|
|
* Copyright (C) 2005 Julien Moutte <julien@moutte.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., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#ifndef __GST_VDP_SINK_H__
|
|
#define __GST_VDP_SINK_H__
|
|
|
|
#include <gst/video/gstvideosink.h>
|
|
|
|
#include <X11/Xlib.h>
|
|
#include <X11/Xutil.h>
|
|
|
|
#include <string.h>
|
|
#include <math.h>
|
|
|
|
#include "gstvdp/gstvdpdevice.h"
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
#define GST_TYPE_VDP_SINK \
|
|
(gst_vdp_sink_get_type())
|
|
#define GST_VDP_SINK(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_VDP_SINK, VdpSink))
|
|
#define GST_VDP_SINK_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_VDP_SINK, VdpSinkClass))
|
|
#define GST_IS_VDP_SINK(obj) \
|
|
(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_VDP_SINK))
|
|
#define GST_IS_VDP_SINK_CLASS(klass) \
|
|
(G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_VDP_SINK))
|
|
|
|
typedef struct _GstXContext GstXContext;
|
|
typedef struct _GstVdpWindow GstVdpWindow;
|
|
|
|
typedef struct _VdpSink VdpSink;
|
|
typedef struct _VdpSinkClass VdpSinkClass;
|
|
|
|
/*
|
|
* GstVdpWindow:
|
|
* @win: the Window ID of this X11 window
|
|
* @target the VdpPresentationQueueTarget of this window
|
|
* @queue the VdpPresentationQueue of this window
|
|
* @width: the width in pixels of Window @win
|
|
* @height: the height in pixels of Window @win
|
|
* @internal: used to remember if Window @win was created internally or passed
|
|
* through the #GstXOverlay interface
|
|
*
|
|
* Structure used to store informations about a Window.
|
|
*/
|
|
struct _GstVdpWindow {
|
|
Window win;
|
|
VdpPresentationQueueTarget target;
|
|
VdpPresentationQueue queue;
|
|
gint width, height;
|
|
gboolean internal;
|
|
};
|
|
|
|
/**
|
|
* VdpSink:
|
|
* @display_name: the name of the Display we want to render to
|
|
* @device: the GstVdpDevice associated with the display_name
|
|
* @window: the #GstVdpWindow we are rendering to
|
|
* @cur_image: a reference to the last #GstBuffer that was put to @window. It
|
|
* is used when Expose events are received to redraw the latest video frame
|
|
* @event_thread: a thread listening for events on @window and handling them
|
|
* @running: used to inform @event_thread if it should run/shutdown
|
|
* @fps_n: the framerate fraction numerator
|
|
* @fps_d: the framerate fraction denominator
|
|
* @x_lock: used to protect X calls as we are not using the XLib in threaded
|
|
* mode
|
|
* @flow_lock: used to protect data flow routines from external calls such as
|
|
* events from @event_thread or methods from the #GstXOverlay interface
|
|
* @par: used to override calculated pixel aspect ratio from @xcontext
|
|
* @synchronous: used to store if XSynchronous should be used or not (for
|
|
* debugging purpose only)
|
|
* @handle_events: used to know if we should handle select XEvents or not
|
|
*
|
|
* The #VdpSink data structure.
|
|
*/
|
|
struct _VdpSink {
|
|
/* Our element stuff */
|
|
GstVideoSink videosink;
|
|
|
|
char *display_name;
|
|
|
|
GstVdpDevice *device;
|
|
GstVdpBufferPool *bpool;
|
|
GstCaps *caps;
|
|
|
|
GstVdpWindow *window;
|
|
GstBuffer *cur_image;
|
|
|
|
GThread *event_thread;
|
|
gboolean running;
|
|
|
|
/* Framerate numerator and denominator */
|
|
gint fps_n;
|
|
gint fps_d;
|
|
|
|
GMutex *device_lock;
|
|
GMutex *x_lock;
|
|
GMutex *flow_lock;
|
|
|
|
/* object-set pixel aspect ratio */
|
|
GValue *par;
|
|
|
|
gboolean synchronous;
|
|
gboolean handle_events;
|
|
gboolean handle_expose;
|
|
|
|
/* stream metadata */
|
|
gchar *media_title;
|
|
};
|
|
|
|
struct _VdpSinkClass {
|
|
GstVideoSinkClass parent_class;
|
|
};
|
|
|
|
GType gst_vdp_sink_get_type(void);
|
|
|
|
G_END_DECLS
|
|
|
|
#endif /* __GST_VDP_SINK_H__ */ |