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| author | Tomas Bzatek <tbzatek@users.sourceforge.net> | 2014-03-18 10:46:32 +0100 |
|---|---|---|
| committer | Tomas Bzatek <tbzatek@users.sourceforge.net> | 2014-03-18 10:46:32 +0100 |
| commit | 98ee28f049415750b2bb5d9f3eb386a83696cddc (patch) | |
| tree | 44bfab0208e7854e3bcd134287498d59634e9e9f /src/xml-parser.c | |
| parent | ef1d22999ea6de81f0eb0c58a92da5fa750ee393 (diff) | |
| download | cataract-98ee28f049415750b2bb5d9f3eb386a83696cddc.tar.xz | |
Add support for specifying custom focal length and aperture
Similar to using supplied timestamps this is useful for fully manual
lenses that don't provide any information to the camera.
Diffstat (limited to 'src/xml-parser.c')
| -rw-r--r-- | src/xml-parser.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/xml-parser.c b/src/xml-parser.c index 84cc204..9f95cf3 100644 --- a/src/xml-parser.c +++ b/src/xml-parser.c @@ -225,6 +225,24 @@ xml_file_get_node_attribute_boolean (TXMLFile *file, const gchar *x_path, const return b; } +double +xml_file_get_node_attribute_double (TXMLFile *file, const gchar *x_path, const gchar *attr, const double _default) +{ + gchar *s; + double d; + char *endptr = NULL; + + s = xml_file_get_node_attribute (file, x_path, attr); + if (s == NULL) + return _default; + + d = strtod (s, &endptr); + if (endptr != NULL && *endptr != '\0') + d = _default; + g_free (s); + return d; +} + /* * xml_file_get_node_present: existency test of the XPath node |