/* GStreamer * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu> * 2000 Wim Taymans <wim.taymans@chello.be> * * gstxml.h: Header for XML save/restore operations of pipelines * * 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_XML_H__ #define __GST_XML_H__ #include <gst/gstconfig.h> #ifndef GST_DISABLE_LOADSAVE #include <gst/gstelement.h> G_BEGIN_DECLS #define GST_TYPE_XML (gst_xml_get_type ()) #define GST_XML(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_XML, GstXML)) #define GST_IS_XML(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_XML)) #define GST_XML_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_XML, GstXMLClass)) #define GST_IS_XML_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_XML)) #define GST_XML_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_XML, GstXMLClass)) typedef struct _GstXML GstXML; typedef struct _GstXMLClass GstXMLClass; /** * GstXML: * @topelements: list of element nodes * @ns: name space * * XML parser object */ struct _GstXML { GstObject object; /*< public >*/ GList *topelements; xmlNsPtr ns; /*< private >*/ gpointer _gst_reserved[GST_PADDING]; }; struct _GstXMLClass { GstObjectClass parent_class; /* signal callbacks */ void (*object_loaded) (GstXML *xml, GstObject *object, xmlNodePtr self); void (*object_saved) (GstXML *xml, GstObject *object, xmlNodePtr self); gpointer _gst_reserved[GST_PADDING]; }; GType gst_xml_get_type (void); /* create an XML document out of a pipeline */ xmlDocPtr gst_xml_write (GstElement *element); /* write a formatted representation of a pipeline to an open file */ gint gst_xml_write_file (GstElement *element, FILE *out); GstXML* gst_xml_new (void); gboolean gst_xml_parse_doc (GstXML *xml, xmlDocPtr doc, const guchar *root); gboolean gst_xml_parse_file (GstXML *xml, const guchar *fname, const guchar *root); gboolean gst_xml_parse_memory (GstXML *xml, guchar *buffer, guint size, const gchar *root); GstElement* gst_xml_get_element (GstXML *xml, const guchar *name); GList* gst_xml_get_topelements (GstXML *xml); GstElement* gst_xml_make_element (xmlNodePtr cur, GstObject *parent); G_END_DECLS #else /* GST_DISABLE_LOADSAVE */ #if defined _GNUC_ && _GNUC_ >= 3 #pragma GCC poison gst_xml_write #pragma GCC poison gst_xml_new #pragma GCC poison gst_xml_parse_doc #pragma GCC poison gst_xml_parse_file #pragma GCC poison gst_xml_parse_memory #pragma GCC poison gst_xml_get_element #pragma GCC poison gst_xml_get_topelements #endif #endif /* GST_DISABLE_LOADSAVE */ #endif /* __GST_XML_H__ */