From 63771101e134b9065b6673a8b70b8d4014d359e9 Mon Sep 17 00:00:00 2001 From: Tomas Bzatek Date: Sat, 16 Mar 2013 21:10:55 +0100 Subject: Add support for writing external EXIF metadata back to images Turned off by default, this will copy all data from supplied external EXIF metadata file back to all generated image files. All user overrides are still applied on top of it. Another reason for turning this off is file size concern, target image files would carry a lot more information that may not be always needed and would increase total amount of data transferred. --- src/jpeg-utils.cpp | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'src/jpeg-utils.cpp') diff --git a/src/jpeg-utils.cpp b/src/jpeg-utils.cpp index 6483563..321a9b6 100644 --- a/src/jpeg-utils.cpp +++ b/src/jpeg-utils.cpp @@ -129,6 +129,7 @@ exif_data_free (ExifData *data) { if (data) { g_free (data->override_copyright); + g_free (data->external_exif_data); /* FIXME: free data->priv->image */ g_free (data->priv); g_free (data); @@ -663,6 +664,18 @@ modify_exif (const gchar *filename, ExifData *exif, gboolean strip_thumbnail) g_assert (image.get() != 0); image->readMetadata(); + + /* Write down metadata from external file if supplied */ + if (exif && exif->external_exif_data) { + Exiv2::Image::AutoPtr ext_image = Exiv2::ImageFactory::open (exif->external_exif_data); + if (ext_image.get() != 0) { + ext_image->clearMetadata(); + ext_image->readMetadata(); + image->setMetadata (*ext_image); + modified = TRUE; + } + } + Exiv2::ExifData &exifData = image->exifData(); Exiv2::IptcData &iptcData = image->iptcData(); -- cgit v1.2.3