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144 lines
3 KiB
C
144 lines
3 KiB
C
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/* GStreamer
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* Copyright (C) <2003> Julien Moutte <julien@moutte.net>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_XVIMAGESINK_H__
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#define __GST_XVIMAGESINK_H__
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#include <gst/gst.h>
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/* FIXME : We should have a configure test for shm support */
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#define HAVE_XSHM
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#ifdef HAVE_XSHM
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#include <sys/ipc.h>
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#include <sys/shm.h>
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#endif /* HAVE_XSHM */
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#ifdef HAVE_XSHM
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#include <X11/extensions/XShm.h>
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#endif /* HAVE_XSHM */
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#include <X11/extensions/Xv.h>
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#include <X11/extensions/Xvlib.h>
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#include <string.h>
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#include <math.h>
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G_BEGIN_DECLS
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#define GST_TYPE_XVIMAGESINK \
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(gst_xvimagesink_get_type())
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#define GST_XVIMAGESINK(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_XVIMAGESINK, GstXvImageSink))
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#define GST_XVIMAGESINK_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_XVIMAGESINK, GstXvImageSink))
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#define GST_IS_XVIMAGESINK(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_XVIMAGESINK))
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#define GST_IS_XVIMAGESINK_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_XVIMAGESINK))
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typedef struct _GstXContext GstXContext;
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typedef struct _GstXWindow GstXWindow;
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typedef struct _GstXvImage GstXvImage;
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typedef struct _GstXvImageSink GstXvImageSink;
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typedef struct _GstXvImageSinkClass GstXvImageSinkClass;
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/* Global X Context stuff */
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struct _GstXContext {
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Display *disp;
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Screen *screen;
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gint screen_num;
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Visual *visual;
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Window root;
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gulong white, black;
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gint depth;
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gint bpp;
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gint endianness;
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gboolean use_xshm;
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XvPortID xv_port_id;
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gint im_format;
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GstCaps *caps;
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};
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/* XWindow stuff */
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struct _GstXWindow {
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Window win;
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gint width, height;
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GC gc;
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};
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/* XImage stuff */
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struct _GstXvImage {
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XvImage *xvimage;
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#ifdef HAVE_XSHM
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XShmSegmentInfo SHMInfo;
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#endif /* HAVE_XSHM */
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char *data;
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gint width, height, size;
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};
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struct _GstXvImageSink {
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/* Our element stuff */
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GstElement element;
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GstPad *sinkpad;
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GstClock *clock;
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GstXContext *xcontext;
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GstXWindow *xwindow;
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GstXvImage *xvimage;
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gint width, height;
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GMutex *x_lock;
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/* Unused */
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gint pixel_width, pixel_height;
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GstBufferPool *bufferpool;
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GMutex *pool_lock;
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GSList *image_pool;
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};
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struct _GstXvImageSinkClass {
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GstElementClass parent_class;
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};
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GType gst_xvimagesink_get_type(void);
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G_END_DECLS
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#endif /* __GST_XVIMAGESINK_H__ */
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