Method

GExiv2Metadataget_exif_tag_rational

unstable since: 0.16.0

Declaration [src]

gboolean
gexiv2_metadata_get_exif_tag_rational (
  GExiv2Metadata* self,
  const gchar* tag,
  gint* nom,
  gint* den,
  GError** error
)

Description [src]

Fetch EXIF tag represented by a fraction. nom will contain the numerator, den the denominator of the fraction on successful return.

Available since: 0.16.0

Parameters

tag

Type: const gchar*

The tag you want the rational value for.

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

Type: gint*

The numerator.

The argument will be set by the function.
den

Type: gint*

The denominator.

The argument will be set by the function.
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: gboolean

Boolean success value.