QStringList KExiv2::getIptcSubCategories() const
{
try
{
if (!d->iptcMetadata().empty())
{
QStringList subCategories;
Exiv2::IptcData iptcData(d->iptcMetadata());
for (Exiv2::IptcData::iterator it = iptcData.begin(); it != iptcData.end(); ++it)
{
QString key = QString::fromLocal8Bit(it->key().c_str());
if (key == QString("Iptc.Application2.SuppCategory"))
{
QString val(it->toString().c_str());
subCategories.append(val);
}
}
return subCategories;
}
}
catch( Exiv2::Error& e )
{
d->printExiv2ExceptionError("Cannot get Iptc Sub Categories from image using Exiv2 ", e);
}
return QStringList();
}
QStringList KExiv2::getIptcTagsStringList(const char* iptcTagName, bool escapeCR) const
{
try
{
if (!d->iptcMetadata().empty())
{
QStringList values;
Exiv2::IptcData iptcData(d->iptcMetadata());
for (Exiv2::IptcData::iterator it = iptcData.begin(); it != iptcData.end(); ++it)
{
QString key = QString::fromLocal8Bit(it->key().c_str());
if (key == QString(iptcTagName))
{
QString tagValue(it->toString().c_str());
if (escapeCR)
tagValue.replace('\n', ' ');
values.append(tagValue);
}
}
return values;
}
}
catch( Exiv2::Error& e )
{
d->printExiv2ExceptionError(QString("Cannot find Iptc key '%1' into image using Exiv2 ")
.arg(iptcTagName), e);
}
return QStringList();
}
bool KExiv2::setIptcTagsStringList(const char* iptcTagName, int maxSize,
const QStringList& oldValues, const QStringList& newValues,
bool setProgramName) const
{
if (!setProgramId(setProgramName))
return false;
try
{
QStringList oldvals = oldValues;
QStringList newvals = newValues;
kDebug() << d->filePath.toAscii().constData() << " : " << iptcTagName
<< " => " << newvals.join(",").toAscii().constData();
// Remove all old values.
Exiv2::IptcData iptcData(d->iptcMetadata());
Exiv2::IptcData::iterator it = iptcData.begin();
while(it != iptcData.end())
{
QString key = QString::fromLocal8Bit(it->key().c_str());
QString val(it->toString().c_str());
// Also remove new values to avoid duplicates. They will be added again below.
if ( key == QString(iptcTagName) &&
(oldvals.contains(val) || newvals.contains(val))
)
it = iptcData.erase(it);
else
++it;
};
// Add new values.
Exiv2::IptcKey iptcTag(iptcTagName);
for (QStringList::iterator it = newvals.begin(); it != newvals.end(); ++it)
{
QString key = *it;
key.truncate(maxSize);
Exiv2::Value::AutoPtr val = Exiv2::Value::create(Exiv2::string);
val->read(key.toLatin1().constData());
iptcData.add(iptcTag, val.get());
}
d->iptcMetadata() = iptcData;
return true;
}
catch( Exiv2::Error& e )
{
d->printExiv2ExceptionError(QString("Cannot set Iptc key '%1' into image using Exiv2 ")
.arg(iptcTagName), e);
}
return false;
}
bool KExiv2::setIptcKeywords(const QStringList& oldKeywords, const QStringList& newKeywords,
bool setProgramName) const
{
if (!setProgramId(setProgramName))
return false;
try
{
QStringList oldkeys = oldKeywords;
QStringList newkeys = newKeywords;
kDebug() << d->filePath.toAscii().constData()
<< " ==> Iptc Keywords: " << newkeys.join(",").toAscii().constData();
// Remove all old keywords.
Exiv2::IptcData iptcData(d->iptcMetadata());
Exiv2::IptcData::iterator it = iptcData.begin();
while(it != iptcData.end())
{
QString key = QString::fromLocal8Bit(it->key().c_str());
QString val(it->toString().c_str());
// Also remove new keywords to avoid duplicates. They will be added again below.
if ( key == QString("Iptc.Application2.Keywords") &&
(oldKeywords.contains(val) || newKeywords.contains(val)) )
it = iptcData.erase(it);
else
++it;
};
// Add new keywords. Note that Keywords Iptc tag is limited to 64 char but can be redondant.
Exiv2::IptcKey iptcTag("Iptc.Application2.Keywords");
for (QStringList::iterator it = newkeys.begin(); it != newkeys.end(); ++it)
{
QString key = *it;
key.truncate(64);
Exiv2::Value::AutoPtr val = Exiv2::Value::create(Exiv2::string);
val->read(key.toLatin1().constData());
iptcData.add(iptcTag, val.get());
}
d->iptcMetadata() = iptcData;
return true;
}
catch( Exiv2::Error& e )
{
d->printExiv2ExceptionError("Cannot set Iptc Keywords into image using Exiv2 ", e);
}
return false;
}
bool getIptcKeywords(Exiv2::IptcData &iptcData, bool isIptcUtf8, QStringList &keywords) {
bool anyAdded = false;
try {
QString keywordsTagName = QString::fromLatin1(IPTC_KEYWORDS);
for (Exiv2::IptcData::iterator it = iptcData.begin(); it != iptcData.end(); ++it) {
QString key = QString::fromLocal8Bit(it->key().c_str());
if (key == keywordsTagName) {
QString tag;
if (isIptcUtf8) {
tag = QString::fromUtf8(it->toString().c_str());
} else {
tag = QString::fromLocal8Bit(it->toString().c_str());
}
keywords.append(tag);
anyAdded = true;
}
}
if (keywords.length() == 1 && keywords[0].contains(',')) {
LOG_DEBUG << "processing legacy saved keywords";
QString composite = keywords[0];
keywords.clear();
keywords += decomposeKeyword(composite);
}
}
catch (Exiv2::Error &e) {
LOG_WARNING << "Exiv2 error:" << e.what();
anyAdded = false;
}
catch (...) {
LOG_WARNING << "Exception";
anyAdded = false;
#ifdef QT_DEBUG
throw;
#endif
}
return anyAdded;
}
bool KExiv2::setIptcSubCategories(const QStringList& oldSubCategories, const QStringList& newSubCategories,
bool setProgramName) const
{
if (!setProgramId(setProgramName))
return false;
try
{
QStringList oldkeys = oldSubCategories;
QStringList newkeys = newSubCategories;
// Remove all old Sub Categories.
Exiv2::IptcData iptcData(d->iptcMetadata());
Exiv2::IptcData::iterator it = iptcData.begin();
while(it != iptcData.end())
{
QString key = QString::fromLocal8Bit(it->key().c_str());
QString val(it->toString().c_str());
if (key == QString("Iptc.Application2.SuppCategory") && oldSubCategories.contains(val))
it = iptcData.erase(it);
else
++it;
};
// Add new Sub Categories. Note that SubCategories Iptc tag is limited to 32
// characters but can be redondant.
Exiv2::IptcKey iptcTag("Iptc.Application2.SuppCategory");
for (QStringList::iterator it = newkeys.begin(); it != newkeys.end(); ++it)
{
QString key = *it;
key.truncate(32);
Exiv2::Value::AutoPtr val = Exiv2::Value::create(Exiv2::string);
val->read(key.toLatin1().constData());
iptcData.add(iptcTag, val.get());
}
d->iptcMetadata() = iptcData;
return true;
}
catch( Exiv2::Error& e )
{
d->printExiv2ExceptionError("Cannot set Iptc Sub Categories into image using Exiv2 ", e);
}
return false;
}
gchar* gexiv2_metadata_get_iptc_tag_string (GExiv2Metadata *self, const gchar* tag) {
g_return_val_if_fail(GEXIV2_IS_METADATA (self), NULL);
g_return_val_if_fail(tag != NULL, NULL);
g_return_val_if_fail(self->priv->image.get() != NULL, NULL);
Exiv2::IptcData& iptc_data = self->priv->image->iptcData();
try {
Exiv2::IptcData::iterator it = iptc_data.findKey(Exiv2::IptcKey(tag));
while (it != iptc_data.end() && it->count() == 0)
it++;
if (it != iptc_data.end())
return g_strdup (it->toString ().c_str ());
} catch (Exiv2::Error& e) {
LOG_ERROR(e);
}
return NULL;
}
QDateTime KExiv2::getDigitizationDateTime(bool fallbackToCreationTime) const
{
try
{
// In first, trying to get Date & time from Exif tags.
if (!d->exifMetadata().empty())
{
// Try Exif date time digitized.
Exiv2::ExifData exifData(d->exifMetadata());
Exiv2::ExifKey key("Exif.Photo.DateTimeDigitized");
Exiv2::ExifData::iterator it = exifData.findKey(key);
if (it != exifData.end())
{
QDateTime dateTime = QDateTime::fromString(it->toString().c_str(), Qt::ISODate);
if (dateTime.isValid())
{
kDebug() << "DateTime (Exif digitalized): " << dateTime.toString().toAscii().constData();
return dateTime;
}
}
}
// In second, trying to get Date & time from Iptc tags.
if (!d->iptcMetadata().empty())
{
// Try digitization Iptc date time entries.
Exiv2::IptcData iptcData(d->iptcMetadata());
Exiv2::IptcKey keyDigitizationDate("Iptc.Application2.DigitizationDate");
Exiv2::IptcData::iterator it = iptcData.findKey(keyDigitizationDate);
if (it != iptcData.end())
{
QString IptcDateDigitization(it->toString().c_str());
Exiv2::IptcKey keyDigitizationTime("Iptc.Application2.DigitizationTime");
Exiv2::IptcData::iterator it2 = iptcData.findKey(keyDigitizationTime);
if (it2 != iptcData.end())
{
QString IptcTimeDigitization(it2->toString().c_str());
QDate date = QDate::fromString(IptcDateDigitization, Qt::ISODate);
QTime time = QTime::fromString(IptcTimeDigitization, Qt::ISODate);
QDateTime dateTime = QDateTime(date, time);
if (dateTime.isValid())
{
kDebug() << "Date (IPTC digitalized): " << dateTime.toString().toAscii().constData();
return dateTime;
}
}
}
}
}
catch( Exiv2::Error& e )
{
d->printExiv2ExceptionError("Cannot parse Exif digitization date & time tag using Exiv2 ", e);
}
catch(...)
{
kError() << "Default exception from Exiv2";
}
if (fallbackToCreationTime)
return getImageDateTime();
else
return QDateTime();
}
QDateTime KExiv2::getImageDateTime() const
{
try
{
// In first, trying to get Date & time from Exif tags.
if (!d->exifMetadata().empty())
{
Exiv2::ExifData exifData(d->exifMetadata());
{
Exiv2::ExifKey key("Exif.Photo.DateTimeOriginal");
Exiv2::ExifData::iterator it = exifData.findKey(key);
if (it != exifData.end())
{
QDateTime dateTime = QDateTime::fromString(it->toString().c_str(), Qt::ISODate);
if (dateTime.isValid())
{
kDebug() << "DateTime => Exif.Photo.DateTimeOriginal => " << dateTime;
return dateTime;
}
}
}
{
Exiv2::ExifKey key("Exif.Photo.DateTimeDigitized");
Exiv2::ExifData::iterator it = exifData.findKey(key);
if (it != exifData.end())
{
QDateTime dateTime = QDateTime::fromString(it->toString().c_str(), Qt::ISODate);
if (dateTime.isValid())
{
kDebug() << "DateTime => Exif.Photo.DateTimeDigitized => " << dateTime;
return dateTime;
}
}
}
{
Exiv2::ExifKey key("Exif.Image.DateTime");
Exiv2::ExifData::iterator it = exifData.findKey(key);
if (it != exifData.end())
{
QDateTime dateTime = QDateTime::fromString(it->toString().c_str(), Qt::ISODate);
if (dateTime.isValid())
{
kDebug() << "DateTime => Exif.Image.DateTime => " << dateTime;
return dateTime;
}
}
}
}
// In second, trying to get Date & time from Xmp tags.
#ifdef _XMP_SUPPORT_
if (!d->xmpMetadata().empty())
{
Exiv2::XmpData xmpData(d->xmpMetadata());
{
Exiv2::XmpKey key("Xmp.exif.DateTimeOriginal");
Exiv2::XmpData::iterator it = xmpData.findKey(key);
if (it != xmpData.end())
{
QDateTime dateTime = QDateTime::fromString(it->toString().c_str(), Qt::ISODate);
if (dateTime.isValid())
{
kDebug() << "DateTime => Xmp.exif.DateTimeOriginal => " << dateTime;
return dateTime;
}
}
}
{
Exiv2::XmpKey key("Xmp.exif.DateTimeDigitized");
Exiv2::XmpData::iterator it = xmpData.findKey(key);
if (it != xmpData.end())
{
QDateTime dateTime = QDateTime::fromString(it->toString().c_str(), Qt::ISODate);
if (dateTime.isValid())
{
kDebug() << "DateTime => Xmp.exif.DateTimeDigitized => " << dateTime;
return dateTime;
}
}
}
{
Exiv2::XmpKey key("Xmp.photoshop.DateCreated");
Exiv2::XmpData::iterator it = xmpData.findKey(key);
if (it != xmpData.end())
{
QDateTime dateTime = QDateTime::fromString(it->toString().c_str(), Qt::ISODate);
if (dateTime.isValid())
{
kDebug() << "DateTime => Xmp.photoshop.DateCreated => " << dateTime;
return dateTime;
}
}
}
{
Exiv2::XmpKey key("Xmp.xmp.CreateDate");
Exiv2::XmpData::iterator it = xmpData.findKey(key);
if (it != xmpData.end())
{
QDateTime dateTime = QDateTime::fromString(it->toString().c_str(), Qt::ISODate);
if (dateTime.isValid())
{
kDebug() << "DateTime => Xmp.xmp.CreateDate => " << dateTime;
return dateTime;
}
}
}
{
Exiv2::XmpKey key("Xmp.tiff.DateTime");
Exiv2::XmpData::iterator it = xmpData.findKey(key);
if (it != xmpData.end())
{
QDateTime dateTime = QDateTime::fromString(it->toString().c_str(), Qt::ISODate);
if (dateTime.isValid())
{
kDebug() << "DateTime => Xmp.tiff.DateTime => " << dateTime;
return dateTime;
}
}
}
{
Exiv2::XmpKey key("Xmp.xmp.ModifyDate");
Exiv2::XmpData::iterator it = xmpData.findKey(key);
if (it != xmpData.end())
{
QDateTime dateTime = QDateTime::fromString(it->toString().c_str(), Qt::ISODate);
if (dateTime.isValid())
{
kDebug() << "DateTime => Xmp.xmp.ModifyDate => " << dateTime;
return dateTime;
}
}
}
{
Exiv2::XmpKey key("Xmp.xmp.MetadataDate");
Exiv2::XmpData::iterator it = xmpData.findKey(key);
if (it != xmpData.end())
{
QDateTime dateTime = QDateTime::fromString(it->toString().c_str(), Qt::ISODate);
if (dateTime.isValid())
{
kDebug() << "DateTime => Xmp.xmp.MetadataDate => " << dateTime;
return dateTime;
}
}
}
}
#endif // _XMP_SUPPORT_
// In third, trying to get Date & time from Iptc tags.
if (!d->iptcMetadata().empty())
{
Exiv2::IptcData iptcData(d->iptcMetadata());
// Try creation Iptc date & time entries.
Exiv2::IptcKey keyDateCreated("Iptc.Application2.DateCreated");
Exiv2::IptcData::iterator it = iptcData.findKey(keyDateCreated);
if (it != iptcData.end())
{
QString IptcDateCreated(it->toString().c_str());
Exiv2::IptcKey keyTimeCreated("Iptc.Application2.TimeCreated");
Exiv2::IptcData::iterator it2 = iptcData.findKey(keyTimeCreated);
if (it2 != iptcData.end())
{
QString IptcTimeCreated(it2->toString().c_str());
QDate date = QDate::fromString(IptcDateCreated, Qt::ISODate);
QTime time = QTime::fromString(IptcTimeCreated, Qt::ISODate);
QDateTime dateTime = QDateTime(date, time);
if (dateTime.isValid())
{
kDebug() << "DateTime => Iptc.Application2.DateCreated => " << dateTime;
return dateTime;
}
}
}
// Try digitization Iptc date & time entries.
Exiv2::IptcKey keyDigitizationDate("Iptc.Application2.DigitizationDate");
Exiv2::IptcData::iterator it3 = iptcData.findKey(keyDigitizationDate);
if (it3 != iptcData.end())
{
QString IptcDateDigitization(it3->toString().c_str());
Exiv2::IptcKey keyDigitizationTime("Iptc.Application2.DigitizationTime");
Exiv2::IptcData::iterator it4 = iptcData.findKey(keyDigitizationTime);
if (it4 != iptcData.end())
{
QString IptcTimeDigitization(it4->toString().c_str());
QDate date = QDate::fromString(IptcDateDigitization, Qt::ISODate);
QTime time = QTime::fromString(IptcTimeDigitization, Qt::ISODate);
QDateTime dateTime = QDateTime(date, time);
if (dateTime.isValid())
{
kDebug() << "DateTime => Iptc.Application2.DigitizationDate => " << dateTime;
return dateTime;
}
}
}
}
}
catch( Exiv2::Error& e )
{
d->printExiv2ExceptionError("Cannot parse Exif date & time tag using Exiv2 ", e);
}
catch(...)
{
kError() << "Default exception from Exiv2";
}
return QDateTime();
}
QDateTime MetaEngine::getDigitizationDateTime(bool fallbackToCreationTime) const
{
try
{
// In first, trying to get Date & time from Exif tags.
if (!d->exifMetadata().empty())
{
// Try Exif date time digitized.
Exiv2::ExifData exifData(d->exifMetadata());
Exiv2::ExifKey key("Exif.Photo.DateTimeDigitized");
Exiv2::ExifData::iterator it = exifData.findKey(key);
if (it != exifData.end())
{
QDateTime dateTime = QDateTime::fromString(QString::fromLatin1(it->toString().c_str()), Qt::ISODate);
if (dateTime.isValid())
{
qCDebug(DIGIKAM_METAENGINE_LOG) << "DateTime (Exif digitalized): " << dateTime.toString().toLatin1().constData();
return dateTime;
}
}
}
// In second, we trying XMP
#ifdef _XMP_SUPPORT_
if (!d->xmpMetadata().empty())
{
Exiv2::XmpData xmpData(d->xmpMetadata());
{
Exiv2::XmpKey key("Xmp.exif.DateTimeDigitized");
Exiv2::XmpData::iterator it = xmpData.findKey(key);
if (it != xmpData.end())
{
QDateTime dateTime = QDateTime::fromString(QString::fromLatin1(it->toString().c_str()), Qt::ISODate);
if (dateTime.isValid())
{
qCDebug(DIGIKAM_METAENGINE_LOG) << "DateTime (XMP-Exif digitalized): " << dateTime.toString().toLatin1().constData();
return dateTime;
}
}
}
{
Exiv2::XmpKey key("Xmp.video.DateTimeDigitized");
Exiv2::XmpData::iterator it = xmpData.findKey(key);
if (it != xmpData.end())
{
QDateTime dateTime = QDateTime::fromString(QString::fromLatin1(it->toString().c_str()), Qt::ISODate);
if (dateTime.isValid())
{
qCDebug(DIGIKAM_METAENGINE_LOG) << "DateTime (XMP-Video digitalized): " << dateTime.toString().toLatin1().constData();
return dateTime;
}
}
}
}
#endif // _XMP_SUPPORT_
// In third, trying to get Date & time from Iptc tags.
if (!d->iptcMetadata().empty())
{
// Try digitization Iptc date time entries.
Exiv2::IptcData iptcData(d->iptcMetadata());
Exiv2::IptcKey keyDigitizationDate("Iptc.Application2.DigitizationDate");
Exiv2::IptcData::iterator it = iptcData.findKey(keyDigitizationDate);
if (it != iptcData.end())
{
QString IptcDateDigitization(QString::fromLatin1(it->toString().c_str()));
Exiv2::IptcKey keyDigitizationTime("Iptc.Application2.DigitizationTime");
Exiv2::IptcData::iterator it2 = iptcData.findKey(keyDigitizationTime);
if (it2 != iptcData.end())
{
QString IptcTimeDigitization(QString::fromLatin1(it2->toString().c_str()));
QDate date = QDate::fromString(IptcDateDigitization, Qt::ISODate);
QTime time = QTime::fromString(IptcTimeDigitization, Qt::ISODate);
QDateTime dateTime = QDateTime(date, time);
if (dateTime.isValid())
{
qCDebug(DIGIKAM_METAENGINE_LOG) << "Date (IPTC digitalized): " << dateTime.toString().toLatin1().constData();
return dateTime;
}
}
}
}
}
catch( Exiv2::Error& e )
{
d->printExiv2ExceptionError(QString::fromLatin1("Cannot parse Exif digitization date & time tag using Exiv2 "), e);
}
catch(...)
{
qCCritical(DIGIKAM_METAENGINE_LOG) << "Default exception from Exiv2";
}
if (fallbackToCreationTime)
return getImageDateTime();
else
return QDateTime();
}
