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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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6661696de0
Original commit message from CVS: Various fixes for the build/install problems update to the docs/manual. Added a simple helloworld example.
120 lines
3.2 KiB
C
120 lines
3.2 KiB
C
/* Gnome-Streamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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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_OBJECT_H__
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#define __GST_OBJECT_H__
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#include <gtk/gtk.h>
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#include <gst/gsttrace.h>
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//#include "config.h"
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#undef HAVE_ATOMIC_H
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#ifdef HAVE_ATOMIC_H
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#include <asm/atomic.h>
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#define GST_TYPE_OBJECT \
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(gst_object_get_type())
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#define GST_OBJECT(obj) \
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(GTK_CHECK_CAST((obj),GST_TYPE_OBJECT,GstObject))
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#define GST_OBJECT_CLASS(klass) \
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(GTK_CHECK_CLASS_CAST((klass),GST_TYPE_OBJECT,GstObjectClass))
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#define GST_IS_OBJECT(obj) \
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(GTK_CHECK_TYPE((obj),GST_TYPE_OBJECT))
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#define GST_IS_OBJECT_CLASS(obj) \
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(GTK_CHECK_CLASS_TYPE((klass),GST_TYPE_OBJECT))
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typedef struct _GstObject GstObject;
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typedef struct _GstObjectClass GstObjectClass;
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struct _GstObject {
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GtkObject object;
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/* have to have a refcount for the object */
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#ifdef HAVE_ATOMIC_H
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atomic_t refcount;
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#else
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int refcount;
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#endif
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/* locking for all sorts of things (like the refcount) */
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GMutex *lock;
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/* this objects parent */
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GstObject *parent;
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};
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struct _GstObjectClass {
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GtkObjectClass parent_class;
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/* signals */
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void (*parent_set) (GstObject *object,GstObject *parent);
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/* functions go here */
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};
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#define GST_FLAGS(obj) GTK_OBJECT_FLAGS(obj)
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#define GST_FLAG_IS_SET(obj,flag) (GST_FLAGS (obj) & (flag))
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#define GST_FLAG_SET(obj,flag) G_STMT_START{ (GST_FLAGS (obj) |= (flag)); }G_STMT_END
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#define GST_FLAG_UNSET(obj,flag) G_STMT_START{ (GST_FLAGS (obj) &= ~(flag)); }G_STMT_END
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#define GST_LOCK(obj) (g_mutex_lock(GST_OBJECT(obj)->lock))
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#define GST_TRYLOCK(obj) (g_mutex_trylock(GST_OBJECT(obj)->lock))
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#define GST_UNLOCK(obj) (g_mutex_unlock(GST_OBJECT(obj)->lock))
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/* normal GtkObject stuff */
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GtkType gst_object_get_type(void);
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GstObject* gst_object_new(void);
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/* parentage routines */
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void gst_object_set_parent(GstObject *object,GstObject *parent);
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GstObject *gst_object_get_parent(GstObject *object);
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void gst_object_unparent(GstObject *object);
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/* refcounting */
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//void gst_object_ref(GstObject *object);
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#define gst_object_ref(object) gtk_object_ref(GTK_OBJECT(object));
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//void gst_object_unref(GstObject *object);
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#define gst_object_unref(object) gtk_object_unref(GTK_OBJECT(object));
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//void gst_object_sink(GstObject *object);
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#define gst_object_sink(object) gtk_object_sink(GTK_OBJECT(object));
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/* destroying an object */
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#define gst_object_destroy(object) gtk_object_destroy(GTK_OBJECT(object))
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __GST_OBJECT_H__ */
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