Method

GExiv2Metadataget_tag_string

unstable since: 0.16.0

Declaration [src]

gchar*
gexiv2_metadata_get_tag_string (
  GExiv2Metadata* self,
  const gchar* tag,
  GError** error
)

Description [src]

The Exiv2 Tag Reference can be found at http://exiv2.org/metadata.html

Tags that support multiple values are returned as a single string, with elements separated by “, “.

In case of error, a GLib warning will be logged. Use instead gexiv2_metadata_try_get_tag_string() if you want to avoid this and control if and how the error is outputted.

Available since: 0.16.0

Parameters

tag

Type: const gchar*

Exiv2 tag name.

The data is owned by the caller of the method.
The value is a NUL terminated UTF-8 string.
error

Type: GError **

The return location for a recoverable error.

The argument can be NULL.
If the return location is not NULL, then you must initialize it to a NULL GError*.
The argument will be left initialized to NULL by the method if there are no errors.
In case of error, the argument will be set to a newly allocated GError; the caller will take ownership of the data, and be responsible for freeing it.

Return value

Type: gchar*

The tag’s value as a string.

The caller of the method takes ownership of the returned data, and is responsible for freeing it.
The return value can be NULL.
The value is a NUL terminated UTF-8 string.