gstreamer/sys/ximage/ximagesink.h

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/* GStreamer
* Copyright (C) <2003> 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_XIMAGESINK_H__
#define __GST_XIMAGESINK_H__
#include <gst/video/videosink.h>
#ifdef HAVE_XSHM
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/shm.h>
#endif /* HAVE_XSHM */
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#ifdef HAVE_XSHM
#include <X11/extensions/XShm.h>
#endif /* HAVE_XSHM */
#include <string.h>
#include <math.h>
G_BEGIN_DECLS
#define GST_TYPE_XIMAGESINK \
(gst_ximagesink_get_type())
#define GST_XIMAGESINK(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_XIMAGESINK, GstXImageSink))
#define GST_XIMAGESINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_XIMAGESINK, GstXImageSink))
#define GST_IS_XIMAGESINK(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_XIMAGESINK))
#define GST_IS_XIMAGESINK_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_XIMAGESINK))
typedef struct _GstXContext GstXContext;
typedef struct _GstXWindow GstXWindow;
typedef struct _GstXImage GstXImage;
typedef struct _GstXImageSink GstXImageSink;
typedef struct _GstXImageSinkClass GstXImageSinkClass;
/* Global X Context stuff */
struct _GstXContext {
Display *disp;
Screen *screen;
gint screen_num;
Visual *visual;
Window root;
gulong white, black;
gint depth;
gint bpp;
gint endianness;
gint width, height;
gint widthmm, heightmm;
GValue *par; /* calculated pixel aspect ratio */
gboolean use_xshm;
GstCaps *caps;
};
/* XWindow stuff */
struct _GstXWindow {
Window win;
gint width, height;
gboolean internal;
GC gc;
};
/* XImage stuff */
struct _GstXImage {
/* Reference to the ximagesink we belong to */
GstXImageSink *ximagesink;
XImage *ximage;
#ifdef HAVE_XSHM
XShmSegmentInfo SHMInfo;
#endif /* HAVE_XSHM */
gint width, height, size;
};
struct _GstXImageSink {
/* Our element stuff */
GstVideoSink videosink;
char *display_name;
GstXContext *xcontext;
GstXWindow *xwindow;
GstXImage *ximage;
GstXImage *cur_image;
gdouble framerate;
GMutex *x_lock;
/* Unused */
gint pixel_width, pixel_height;
GValue *par; /* object-set pixel aspect ratio */
GstClockTime time;
GMutex *pool_lock;
GSList *image_pool;
gboolean synchronous;
gboolean sw_scaling_failed;
};
struct _GstXImageSinkClass {
GstVideoSinkClass parent_class;
};
GType gst_ximagesink_get_type(void);
G_END_DECLS
#endif /* __GST_XIMAGESINK_H__ */