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5f4a965f67
Pipeline serialisation to and from XML is horribly broken for all but the most simple use cases, and will likely never be fixed. Make sure everyone playing around with these tools is aware of this, to avoid frustration. See countless bug reports in bugzilla. Fixes bug #622685.
114 lines
3.3 KiB
C
114 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_DEPRECATED
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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
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#endif /* __GST_XML_H__ */
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