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Original commit message from CVS: * docs/gst/gstreamer-sections.txt: * gst/gstmessage.c: * gst/gstmessage.h: * gst/gstminiobject.c: * gst/gstminiobject.h: * gst/gstobject.h: * gst/gstpad.h: * gst/gstutils.h: lots of new docs and doc fixes
136 lines
4.6 KiB
C
136 lines
4.6 KiB
C
/* GStreamer
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* Copyright (C) 2005 David Schleef <ds@schleef.org>
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*
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* gstminiobject.h: Header for GstMiniObject
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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_MINI_OBJECT_H__
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#define __GST_MINI_OBJECT_H__
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#include <gst/gstconfig.h>
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#include <glib-object.h>
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G_BEGIN_DECLS
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#define GST_TYPE_MINI_OBJECT (gst_mini_object_get_type())
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#define GST_IS_MINI_OBJECT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_MINI_OBJECT))
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#define GST_IS_MINI_OBJECT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_MINI_OBJECT))
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#define GST_MINI_OBJECT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_MINI_OBJECT, GstMiniObjectClass))
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#define GST_MINI_OBJECT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_MINI_OBJECT, GstMiniObject))
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#define GST_MINI_OBJECT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_MINI_OBJECT, GstMiniObjectClass))
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#define GST_MINI_OBJECT_CAST(obj) ((GstMiniObject*)(obj))
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typedef struct _GstMiniObject GstMiniObject;
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typedef struct _GstMiniObjectClass GstMiniObjectClass;
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typedef GstMiniObject * (*GstMiniObjectCopyFunction) (const GstMiniObject *);
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typedef void (*GstMiniObjectFinalizeFunction) (GstMiniObject *);
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/**
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* GST_MINI_OBJECT_FLAGS:
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* @obj: MiniObject to return flags for.
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*
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* This macro returns the entire set of flags for the mini-object.
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*/
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#define GST_MINI_OBJECT_FLAGS(obj) (GST_MINI_OBJECT(obj)->flags)
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/**
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* GST_MINI_OBJECT_FLAG_IS_SET:
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* @obj: MiniObject to check for flags.
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* @flag: Flag to check for
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*
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* This macro checks to see if the given flag is set.
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*/
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#define GST_MINI_OBJECT_FLAG_IS_SET(obj,flag) (GST_MINI_OBJECT_FLAGS(obj) & (flag))
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/**
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* GST_MINI_OBJECT_FLAG_SET:
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* @obj: MiniObject to set flag in.
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* @flag: Flag to set, can by any number of bits in guint32.
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*
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* This macro sets the given bits.
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*/
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#define GST_MINI_OBJECT_FLAG_SET(obj,flag) (GST_MINI_OBJECT_FLAGS (obj) |= (flag))
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/**
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* GST_MINI_OBJECT_FLAG_UNSET:
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* @obj: MiniObject to unset flag in.
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* @flag: Flag to set, must be a single bit in guint32.
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*
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* This macro usets the given bits.
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*/
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#define GST_MINI_OBJECT_FLAG_UNSET(obj,flag) (GST_MINI_OBJECT_FLAGS (obj) &= ~(flag))
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/**
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* GST_VALUE_HOLDS_MINI_OBJECT:
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* @value: the #GValue to check
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*
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* Checks if the given #GValue contains a #GST_TYPE_MINI_OBJECT value.
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*/
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#define GST_VALUE_HOLDS_MINI_OBJECT(value) (G_VALUE_HOLDS(value, GST_TYPE_MINI_OBJECT))
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typedef enum
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{
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GST_MINI_OBJECT_FLAG_READONLY = (1<<0),
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GST_MINI_OBJECT_FLAG_STATIC = (1<<1),
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GST_MINI_OBJECT_FLAG_LAST = (1<<4)
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} GstMiniObjectFlags;
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#define GST_MINI_OBJECT_REFCOUNT(obj) ((GST_MINI_OBJECT_CAST(obj))->refcount)
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#define GST_MINI_OBJECT_REFCOUNT_VALUE(obj) (g_atomic_int_get (&(GST_MINI_OBJECT_CAST(obj))->refcount))
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struct _GstMiniObject {
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GTypeInstance instance;
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gint refcount;
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guint flags;
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gpointer _gst_reserved[GST_PADDING];
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};
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struct _GstMiniObjectClass {
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GTypeClass type_class;
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GstMiniObjectCopyFunction copy;
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GstMiniObjectFinalizeFunction finalize;
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gpointer _gst_reserved[GST_PADDING];
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};
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GType gst_mini_object_get_type (void);
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GstMiniObject * gst_mini_object_new (GType type);
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GstMiniObject * gst_mini_object_copy (const GstMiniObject *mini_object);
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gboolean gst_mini_object_is_writable (const GstMiniObject *mini_object);
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GstMiniObject * gst_mini_object_make_writable (GstMiniObject *mini_object);
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GstMiniObject * gst_mini_object_ref (GstMiniObject *mini_object);
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void gst_mini_object_unref (GstMiniObject *mini_object);
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void gst_mini_object_replace (GstMiniObject **olddata, GstMiniObject *newdata);
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GParamSpec * gst_param_spec_mini_object (const char *name, const char *nick,
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const char *blurb, GType object_type, GParamFlags flags);
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void gst_value_set_mini_object (GValue *value, GstMiniObject *mini_object);
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void gst_value_take_mini_object (GValue *value, GstMiniObject *mini_object);
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GstMiniObject * gst_value_get_mini_object (const GValue *value);
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G_END_DECLS
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#endif
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