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