gsttagxmp

gsttagxmp — tag mappings and support functions for plugins dealing with xmp packets

Functions

Includes

#include <gst/tag/tag.h>

Description

Contains various utility functions for plugins to parse or create xmp packets and map them to and from GstTagLists.

Please note that the xmp parser is very lightweight and not strict at all.

Functions

gst_tag_list_from_xmp_buffer ()

GstTagList *
gst_tag_list_from_xmp_buffer (GstBuffer *buffer);

Parse a xmp packet into a taglist.

Parameters

buffer

buffer

 

Returns

new taglist or NULL, free the list when done


gst_tag_list_to_xmp_buffer ()

GstBuffer *
gst_tag_list_to_xmp_buffer (const GstTagList *list,
                            gboolean read_only,
                            const gchar **schemas);

Formats a taglist as a xmp packet using only the selected schemas. An empty list (NULL) means that all schemas should be used

Parameters

list

tags

 

read_only

does the container forbid inplace editing

 

schemas

NULL terminated array of schemas to be used on serialization

 

Returns

new buffer or NULL, unref the buffer when done


gst_tag_xmp_list_schemas ()

const gchar **
gst_tag_xmp_list_schemas (void);

Gets the list of supported schemas in the xmp lib

Returns

a NULL terminated array of strings with the schema names.

[transfer none]

Types and Values

See Also

GstTagList