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fa1b6c756a
Original commit message from CVS: Patch from Gernot Ziegler <gz@lysator.liu.se> rewriting the GL sink plugin. (Bug #147302) * configure.ac: Test for OpenGL * sys/Makefile.am: Use test for OpenGL * sys/glsink/Makefile.am: * sys/glsink/glimagesink.c: rewrite * sys/glsink/glimagesink.h: rewrite
137 lines
3.1 KiB
C
137 lines
3.1 KiB
C
/* 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_GLIMAGESINK_H__
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#define __GST_GLIMAGESINK_H__
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#include <gst/video/videosink.h>
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#include <X11/Xlib.h>
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#include <GL/glx.h>
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#include <GL/gl.h>
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#include <GL/glu.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_GLIMAGESINK \
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(gst_glimagesink_get_type())
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#define GST_GLIMAGESINK(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_GLIMAGESINK, GstGLImageSink))
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#define GST_GLIMAGESINK_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_GLIMAGESINK, GstGLImageSink))
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#define GST_IS_GLIMAGESINK(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_GLIMAGESINK))
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#define GST_IS_GLIMAGESINK_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_GLIMAGESINK))
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typedef struct _GstXContext GstXContext;
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typedef struct _GstGLWindow GstGLWindow;
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typedef struct _GstGLImage GstGLImage;
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typedef struct _GstGLImageSink GstGLImageSink;
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typedef struct _GstGLImageSinkClass GstGLImageSinkClass;
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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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XVisualInfo *visualinfo;
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Window root;
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GLXContext glx;
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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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GstCaps *caps;
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};
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/* XWindow stuff */
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struct _GstGLWindow {
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XSetWindowAttributes attr;
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Window win;
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gint width, height;
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gboolean internal;
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};
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/* XImage stuff */
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struct _GstGLImage {
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/* Reference to the ximagesink we belong to */
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GstGLImageSink *glimagesink;
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GLuint texid;
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char *data;
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gint width, height, size;
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};
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struct _GstGLImageSink {
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/* Our element stuff */
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GstVideoSink videosink;
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char *display_name;
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GstXContext *xcontext;
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GstGLWindow *window;
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GstGLImage *glimage;
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GstGLImage *cur_image;
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gdouble framerate;
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GMutex *x_lock;
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gint pixel_width, pixel_height; /* Unused */
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GstClockTime time;
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GMutex *pool_lock;
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GSList *image_pool;
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guint pointer_x, pointer_y;
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gboolean pointer_moved;
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gboolean pointer_button[5];
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gboolean synchronous;
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gboolean signal_handoffs;
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};
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struct _GstGLImageSinkClass {
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GstVideoSinkClass parent_class;
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/* signals */
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void (*handoff) (GstElement *element, GstBuffer *buf, GstPad *pad);
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void (*bufferalloc) (GstElement *element, GstBuffer *buf, GstPad *pad);
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};
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GType gst_glimagesink_get_type(void);
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G_END_DECLS
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#endif /* __GST_GLIMAGESINK_H__ */
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