diff -r 000000000000 -r 0e761a78d257 gstreamer_core/gst/gstxml.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gstreamer_core/gst/gstxml.h Thu Dec 17 08:53:32 2009 +0200 @@ -0,0 +1,110 @@ +/* GStreamer + * Copyright (C) 1999,2000 Erik Walthinsen + * 2000 Wim Taymans + * + * 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 + +#ifndef GST_DISABLE_LOADSAVE + +#include + +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__ */