gstreamer/subprojects/gst-plugins-bad/ext/dash/gstxmlhelper.h

132 lines
5.9 KiB
C

/* GStreamer
*
* Copyright (C) 2019 Collabora Ltd.
* Author: Stéphane Cerveau <scerveau@collabora.com>
*
* 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 2.1 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 (COPYING); if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_XMLHELPER_H__
#define __GST_XMLHELPER_H__
#include <libxml/parser.h>
#include <libxml/tree.h>
#include <gst/gst.h>
G_BEGIN_DECLS
typedef struct _GstXMLRange GstXMLRange;
typedef struct _GstXMLRatio GstXMLRatio;
typedef struct _GstXMLFrameRate GstXMLFrameRate;
typedef struct _GstXMLConditionalUintType GstXMLConditionalUintType;
struct _GstXMLRange
{
guint64 first_byte_pos;
guint64 last_byte_pos;
};
struct _GstXMLRatio
{
guint num;
guint den;
};
struct _GstXMLFrameRate
{
guint num;
guint den;
};
struct _GstXMLConditionalUintType
{
gboolean flag;
guint value;
};
GstXMLRange *gst_xml_helper_clone_range (GstXMLRange * range);
GstXMLRatio *gst_xml_helper_clone_ratio (GstXMLRatio * ratio);
GstXMLFrameRate *gst_xml_helper_clone_frame_rate (GstXMLFrameRate * frameRate);
/* XML property get method */
gboolean gst_xml_helper_get_prop_validated_string (xmlNode * a_node,
const gchar * property_name, gchar ** property_value,
gboolean (*validator) (const char *));
gboolean gst_xml_helper_get_prop_string (xmlNode * a_node,
const gchar * property_name, gchar ** property_value);
gboolean gst_xml_helper_get_prop_string_stripped (xmlNode * a_node,
const gchar * property_name, gchar ** property_value);
gboolean gst_xml_helper_get_ns_prop_string (xmlNode * a_node,
const gchar * ns_name, const gchar * property_name,
gchar ** property_value);
gboolean gst_xml_helper_get_prop_string_vector_type (xmlNode * a_node,
const gchar * property_name, gchar *** property_value);
gboolean gst_xml_helper_get_prop_signed_integer (xmlNode * a_node,
const gchar * property_name, gint default_val, gint * property_value);
gboolean gst_xml_helper_get_prop_unsigned_integer (xmlNode * a_node,
const gchar * property_name, guint default_val, guint * property_value);
gboolean gst_xml_helper_get_prop_unsigned_integer_64 (xmlNode *
a_node, const gchar * property_name, guint64 default_val,
guint64 * property_value);
gboolean gst_xml_helper_get_prop_uint_vector_type (xmlNode * a_node,
const gchar * property_name, guint ** property_value, guint * value_size);
gboolean gst_xml_helper_get_prop_double (xmlNode * a_node,
const gchar * property_name, gdouble * property_value);
gboolean gst_xml_helper_get_prop_boolean (xmlNode * a_node,
const gchar * property_name, gboolean default_val,
gboolean * property_value);
gboolean gst_xml_helper_get_prop_range (xmlNode * a_node,
const gchar * property_name, GstXMLRange ** property_value);
gboolean gst_xml_helper_get_prop_ratio (xmlNode * a_node,
const gchar * property_name, GstXMLRatio ** property_value);
gboolean gst_xml_helper_get_prop_framerate (xmlNode * a_node,
const gchar * property_name, GstXMLFrameRate ** property_value);
gboolean gst_xml_helper_get_prop_cond_uint (xmlNode * a_node,
const gchar * property_name, GstXMLConditionalUintType ** property_value);
gboolean gst_xml_helper_get_prop_dateTime (xmlNode * a_node,
const gchar * property_name, GstDateTime ** property_value);
gboolean gst_xml_helper_get_prop_duration (xmlNode * a_node,
const gchar * property_name, guint64 default_value,
guint64 * property_value);
gboolean gst_xml_helper_get_prop_string_no_whitespace (xmlNode * a_node,
const gchar * property_name, gchar ** property_value);
/* XML node get method */
gboolean gst_xml_helper_get_node_content (xmlNode * a_node,
gchar ** content);
gchar *gst_xml_helper_get_node_namespace (xmlNode * a_node,
const gchar * prefix);
gboolean gst_xml_helper_get_node_as_string (xmlNode * a_node,
gchar ** content);
/* XML property set method */
void gst_xml_helper_set_prop_string (xmlNodePtr node, const gchar * name, gchar* value);
void gst_xml_helper_set_prop_boolean (xmlNodePtr node, const gchar * name, gboolean value);
void gst_xml_helper_set_prop_int (xmlNodePtr root, const gchar * name, gint value);
void gst_xml_helper_set_prop_uint (xmlNodePtr root, const gchar * name, guint value);
void gst_xml_helper_set_prop_int64 (xmlNodePtr node, const gchar * name, gint64 value);
void gst_xml_helper_set_prop_uint64 (xmlNodePtr node, const gchar * name, guint64 value);
void gst_xml_helper_set_prop_uint_vector_type (xmlNode * a_node, const gchar * name, guint * value, guint value_size);
void gst_xml_helper_set_prop_double (xmlNodePtr node, const gchar * name, gdouble value);
void gst_xml_helper_set_prop_date_time (xmlNodePtr node, const gchar * name, GstDateTime* value);
void gst_xml_helper_set_prop_duration (xmlNode * node, const gchar * name, guint64 value);
void gst_xml_helper_set_prop_ratio (xmlNodePtr node, const gchar * name, GstXMLRatio* value);
void gst_xml_helper_set_prop_framerate (xmlNodePtr node, const gchar * name, GstXMLFrameRate* value);
void gst_xml_helper_set_prop_range (xmlNodePtr node, const gchar * name, GstXMLRange* value);
void gst_xml_helper_set_prop_cond_uint (xmlNode * a_node, const gchar * property_name, GstXMLConditionalUintType * cond);
void gst_xml_helper_set_content (xmlNodePtr node, gchar * content);
G_END_DECLS
#endif /* __GST_XMLHELPER_H__ */