KisMetaData::Value deviceSettingDescriptionExifToKMD(const Exiv2::Value::AutoPtr value)
{
QMap<QString, KisMetaData::Value> deviceSettingStructure;
QByteArray array;
const Exiv2::DataValue* dvalue = dynamic_cast<const Exiv2::DataValue*>(&*value);
if(dvalue)
{
array.resize(dvalue->count());
dvalue->copy((Exiv2::byte*)array.data());
} else {
Q_ASSERT(value->typeId() == Exiv2::unsignedShort);
array.resize(2 * value->count());
value->copy((Exiv2::byte*)array.data(), Exiv2::littleEndian);
}
int columns = (reinterpret_cast<quint16*>(array.data()))[0];
int rows = (reinterpret_cast<quint16*>(array.data()))[1];
deviceSettingStructure["Columns"] = KisMetaData::Value(columns);
deviceSettingStructure["Rows"] = KisMetaData::Value(rows);
QList<KisMetaData::Value> settings;
QByteArray null(2, 0);
for (int index = 4; index < array.size(); )
{
int lastIndex = array.indexOf(null, index);
QString setting = QString::fromUtf16((ushort*)(void*)( array.data() + index), lastIndex - index + 2);
index = lastIndex + 2;
dbgFile << "Setting << " << setting;
settings.append(KisMetaData::Value(setting));
}
deviceSettingStructure["Settings"] = KisMetaData::Value(settings, KisMetaData::Value::OrderedArray);
return KisMetaData::Value(deviceSettingStructure);
}
// Convert an exiv value to a KisMetaData value
KisMetaData::Value exivValueToKMDValue(const Exiv2::Value::AutoPtr value, bool forceSeq, KisMetaData::Value::ValueType arrayType)
{
switch (value->typeId()) {
case Exiv2::signedByte:
case Exiv2::invalidTypeId:
case Exiv2::lastTypeId:
case Exiv2::directory:
dbgFile << "Invalid value :" << value->typeId() << " value =" << value->toString().c_str();
return KisMetaData::Value();
case Exiv2::undefined: {
dbgFile << "Undefined value :" << value->typeId() << " value =" << value->toString().c_str();
QByteArray array(value->count() , 0);
value->copy((Exiv2::byte*)array.data(), Exiv2::invalidByteOrder);
return KisMetaData::Value(QString(array.toBase64()));
}
case Exiv2::unsignedByte:
case Exiv2::unsignedShort:
case Exiv2::unsignedLong:
case Exiv2::signedShort:
case Exiv2::signedLong: {
if (value->count() == 1 && !forceSeq) {
return KisMetaData::Value((int)value->toLong());
} else {
QList<KisMetaData::Value> array;
for (int i = 0; i < value->count(); i++)
array.push_back(KisMetaData::Value((int)value->toLong(i)));
return KisMetaData::Value(array, arrayType);
}
}
case Exiv2::asciiString:
case Exiv2::string:
case Exiv2::comment: // look at kexiv2 for the problem about decoding correctly that tag
return KisMetaData::Value(value->toString().c_str());
case Exiv2::unsignedRational:
if(value->size() < 2)
{
dbgFile << "Invalid size :" << value->size() << " value =" << value->toString().c_str();
return KisMetaData::Value();
}
return KisMetaData::Value(KisMetaData::Rational(value->toRational().first , value->toRational().second));
case Exiv2::signedRational:
if(value->size() < 2)
{
dbgFile << "Invalid size :" << value->size() << " value =" << value->toString().c_str();
return KisMetaData::Value();
}
return KisMetaData::Value(KisMetaData::Rational(value->toRational().first , value->toRational().second));
case Exiv2::date:
case Exiv2::time:
return KisMetaData::Value(QDateTime::fromString(value->toString().c_str(), Qt::ISODate));
case Exiv2::xmpText:
case Exiv2::xmpAlt:
case Exiv2::xmpBag:
case Exiv2::xmpSeq:
case Exiv2::langAlt:
default: {
dbgFile << "Unknown type id :" << value->typeId() << " value =" << value->toString().c_str();
//Q_ASSERT(false); // This point must never be reached !
return KisMetaData::Value();
}
}
dbgFile << "Unknown type id :" << value->typeId() << " value =" << value->toString().c_str();
//Q_ASSERT(false); // This point must never be reached !
return KisMetaData::Value();
}