diff options
Diffstat (limited to 'src/libpyexiv2.cpp')
| -rw-r--r-- | src/libpyexiv2.cpp | 115 |
1 files changed, 112 insertions, 3 deletions
diff --git a/src/libpyexiv2.cpp b/src/libpyexiv2.cpp index 9195986..2d09006 100644 --- a/src/libpyexiv2.cpp +++ b/src/libpyexiv2.cpp @@ -22,6 +22,7 @@ File: libpyexiv2.cpp Author(s): Olivier Tilloy <olivier@tilloy.net> History: 28-Dec-06, Olivier Tilloy: created + 30-Dec-06, Olivier Tilloy: implemented IPTC-related methods */ // ***************************************************************************** @@ -118,7 +119,6 @@ namespace LibPyExiv2 boost::python::tuple Image::getExifTag(std::string key) { - boost::python::tuple returnValue; if(_dataRead) { try @@ -128,8 +128,7 @@ namespace LibPyExiv2 if(i != _exifData.end()) { Exiv2::Exifdatum exifDatum = _exifData[key]; - returnValue = boost::python::make_tuple(exifDatum.typeName(), exifDatum.toString()); - return returnValue; + return boost::python::make_tuple(exifDatum.typeName(), exifDatum.toString()); } else { @@ -287,4 +286,114 @@ namespace LibPyExiv2 } } + boost::python::tuple Image::getIptcTag(std::string key) + { + if(_dataRead) + { + try + { + Exiv2::IptcKey iptcKey = Exiv2::IptcKey(key); + Exiv2::IptcMetadata::iterator i = _iptcData.findKey(iptcKey); + if(i != _iptcData.end()) + { + Exiv2::Iptcdatum iptcDatum = _iptcData[key]; + return boost::python::make_tuple(iptcDatum.typeName(), iptcDatum.toString()); + } + else + { + // The key was not found + std::cerr << ">>> Image::getIptcTag(): tag '" << key << "' not found" << std::endl; + return boost::python::make_tuple(std::string(""), std::string("")); + } + } + catch(Exiv2::Error & e) + { + // The key is not a valid Iptc tag key + std::cerr << ">>> Image::getIptcTag(): unknown key '" << key << "'" << std::endl; + return boost::python::make_tuple(std::string(""), std::string("")); + } + } + else + { + std::cerr << ">>> Image::getIptcTag(): metadata not read yet, call Image::readMetadata() first" << std::endl; + return boost::python::make_tuple(std::string(""), std::string("")); + } + } + + boost::python::tuple Image::setIptcTag(std::string key, std::string value) + { + boost::python::tuple returnValue; + if(_dataRead) + { + try + { + Exiv2::IptcKey iptcKey = Exiv2::IptcKey(key); + Exiv2::IptcMetadata::iterator i = _iptcData.findKey(iptcKey); + if(i != _iptcData.end()) + { + Exiv2::Iptcdatum iptcDatum = _iptcData[key]; + returnValue = boost::python::make_tuple(iptcDatum.typeName(), iptcDatum.toString()); + // First erase the existing tag + _iptcData.erase(i); + } + else + { + // The key was not found + std::cerr << ">>> Image::setIptcTag(): tag '" << key << "' not found" << std::endl; + returnValue = boost::python::make_tuple(std::string(""), std::string("")); + } + _iptcData[key] = value; + return returnValue; + } + catch(Exiv2::Error & e) + { + // The key is not a valid Iptc tag key + std::cerr << ">>> Image::setIptcTag(): unknown key '" << key << "'" << std::endl; + return boost::python::make_tuple(std::string(""), std::string("")); + } + } + else + { + std::cerr << ">>> Image::setIptcTag(): metadata not read yet, call Image::readMetadata() first" << std::endl; + return boost::python::make_tuple(std::string(""), std::string("")); + } + } + + boost::python::tuple Image::deleteIptcTag(std::string key) + { + boost::python::tuple returnValue; + if(_dataRead) + { + try + { + Exiv2::IptcKey iptcKey = Exiv2::IptcKey(key); + Exiv2::IptcMetadata::iterator i = _iptcData.findKey(iptcKey); + if(i != _iptcData.end()) + { + Exiv2::Iptcdatum iptcDatum = _iptcData[key]; + returnValue = boost::python::make_tuple(iptcDatum.typeName(), iptcDatum.toString()); + _iptcData.erase(i); + } + else + { + // The key was not found + std::cerr << ">>> Image::deleteIptcTag(): tag '" << key << "' not found" << std::endl; + returnValue = boost::python::make_tuple(std::string(""), std::string("")); + } + return returnValue; + } + catch(Exiv2::Error & e) + { + // The key is not a valid Iptc tag key + std::cerr << ">>> Image::deleteIptcTag(): unknown key '" << key << "'" << std::endl; + return boost::python::make_tuple(std::string(""), std::string("")); + } + } + else + { + std::cerr << ">>> Image::deleteIptcTag(): metadata not read yet, call Image::readMetadata() first" << std::endl; + return boost::python::make_tuple(std::string(""), std::string("")); + } + } + } // End of namespace LibPyExiv2 |