void ExifTransfer::copyEXIF() {
static const char * includeImageKeys[] = {
// Correct Make and Model, from the input files
// It is needed so that makernote tags are correctly copied
"Exif.Image.Make",
"Exif.Image.Model",
"Exif.Image.Artist",
"Exif.Image.Copyright",
"Exif.Image.DNGPrivateData",
// Opcodes generated by Adobe DNG converter
"Exif.SubImage1.OpcodeList1",
"Exif.SubImage1.OpcodeList2",
"Exif.SubImage1.OpcodeList3"
};
const Exiv2::ExifData & srcExif = src->exifData();
Exiv2::ExifData & dstExif = dst->exifData();
for (const char * keyName : includeImageKeys) {
auto iterator = srcExif.findKey(Exiv2::ExifKey(keyName));
if (iterator != srcExif.end()) {
dstExif[keyName] = *iterator;
}
}
// Now we set the SubImage1 file type to Primary Image
// Exiv2 wouldn't modify SubImage1 tags if it was set before
dstExif["Exif.SubImage1.NewSubfileType"] = 0;
for (const auto & datum : srcExif) {
if (!excludeExifDatum(datum) && dstExif.findKey(Exiv2::ExifKey(datum.key())) == dstExif.end()) {
dstExif.add(datum);
}
}
}
void ExifTransfer::copyMetadata() {
try {
dst = Exiv2::ImageFactory::open(BasicIo::AutoPtr(new MemIo(data, dataSize)));
dst->readMetadata();
} catch (Exiv2::Error & e) {
std::cerr << "Exiv2 error: " << e.what() << std::endl;
return;
}
try {
src = Exiv2::ImageFactory::open(srcFile.toLocal8Bit().constData());
src->readMetadata();
copyXMP();
copyIPTC();
copyEXIF();
} catch (Exiv2::Error & e) {
std::cerr << "Exiv2 error: " << e.what() << std::endl;
// At least we have to set the SubImage1 file type to Primary Image
dst->exifData()["Exif.SubImage1.NewSubfileType"] = 0;
}
try {
dst->writeMetadata();
FileIo fileIo(dstFile.toLocal8Bit().constData());
fileIo.open("wb");
fileIo.write(dst->io());
fileIo.close();
} catch (Exiv2::Error & e) {
std::cerr << "Exiv2 error: " << e.what() << std::endl;
}
}
void write(const std::string& file, Exiv2::ExifData& ed)
{
Exiv2::Image::AutoPtr image = Exiv2::ImageFactory::open(file);
assert (image.get() != 0);
image->setExifData(ed);
image->writeMetadata();
}
int main(int argc, char* const argv[])
try {
if (argc != 2) {
std::cout << "Usage: " << argv[0] << " file\n";
return 1;
}
Exiv2::Image::AutoPtr image = Exiv2::ImageFactory::open(argv[1]);
assert(image.get() != 0);
image->readMetadata();
const std::string& xmpPacket = image->xmpPacket();
if (xmpPacket.empty()) {
std::string error(argv[1]);
error += ": No XMP packet found in the file";
throw Exiv2::Error(1, error);
}
std::cout << xmpPacket << "\n";
return 0;
}
catch (Exiv2::AnyError& e) {
std::cout << "Caught Exiv2 exception '" << e << "'\n";
return -1;
}
int populateMetaExif(std::string file, std::string plate)
{
try
{
Exiv2::Image::AutoPtr image = Exiv2::ImageFactory::open(file);
std::string comment = plate + ' '+ "LOT50"; //Add code to get information about lot
if(!image.get())
{
throw Exiv2::Error(1, "Failed to open image");
}
image->readMetadata();
Exiv2::ExifData &exifData = image->exifData();
exifData["Exif.Photo.UserComment"]= comment;
//std::cout<< "Writing Exiv User Comment "<< exifData["Exif.Image.ImageDescription"] <<"\n";
image->writeMetadata();
} catch (Exiv2::AnyError& e) {
std::cout << "Problem Writing Metadata '" << e << "'\n";
return -1;
}
return 0;
}
void print(const std::string& file)
{
Exiv2::Image::AutoPtr image = Exiv2::ImageFactory::open(file);
assert(image.get() != 0);
image->readMetadata();
Exiv2::ExifData &ed = image->exifData();
Exiv2::ExifData::const_iterator end = ed.end();
for (Exiv2::ExifData::const_iterator i = ed.begin(); i != end; ++i) {
std::cout << std::setw(45) << std::setfill(' ') << std::left
<< i->key() << " "
<< "0x" << std::setw(4) << std::setfill('0') << std::right
<< std::hex << i->tag() << " "
<< std::setw(12) << std::setfill(' ') << std::left
<< i->ifdName() << " "
<< std::setw(9) << std::setfill(' ') << std::left
<< i->typeName() << " "
<< std::dec << std::setw(3)
<< std::setfill(' ') << std::right
<< i->count() << " "
<< std::dec << i->value()
<< "\n";
}
}
Exiv2::ExifData getExifFromPath(char* filename) {
qDebug() << "Trying to read EXIF for" << filename;
try {
Exiv2::Image::AutoPtr image = Exiv2::ImageFactory::open(filename);
assert(image.get() != 0);
image->readMetadata();
Exiv2::ExifData &exifData = image->exifData();
if (exifData.empty()) {
std::string error(filename);
error += ": No Exif data found in the file";
//TODO Translate
//throw Exiv2::Error(1, error);
}
return exifData;
} catch (Exiv2::Error& e) {
Exiv2::ExifData exifData;
qCritical() << "Caught Exiv2 exception '" << e.what();
//TODO Translate
return exifData;
}
}
/** \fn ImageUtils::GetExifValue(const QString &, const QString &, bool *)
* \brief Reads and returns the value of an exif tag in a file
* \param fileName The filename that holds the exif data
* \param exifTag The key that shall be updated
* \param ok Will be set to true if the reading was ok, otherwise false
* \return The value of the exif tag or an empty string
*/
QString ImageUtils::GetExifValue(const QString &fileName,
const QString &exifTag,
bool *ok)
{
// Assume the exif reading fails
*ok = false;
// default value
QString value("");
try
{
Exiv2::Image::AutoPtr image =
Exiv2::ImageFactory::open(fileName.toLocal8Bit().constData());
if (image.get())
{
image->readMetadata();
Exiv2::ExifData &exifData = image->exifData();
if (!exifData.empty())
{
Exiv2::Exifdatum &datum =
exifData[exifTag.toLocal8Bit().constData()];
value = QString::fromStdString(datum.toString());
if (!value.isEmpty())
{
*ok = true;
}
else
{
LOG(VB_GENERAL, LOG_ERR,
QString("Exiv2 error: No tag found, file %1, tag %2")
.arg(fileName).arg(exifTag));
}
}
else
{
LOG(VB_GENERAL, LOG_ERR,
QString("Exiv2 error: No header, file %1, tag %2")
.arg(fileName).arg(exifTag));
}
}
else
{
LOG(VB_GENERAL, LOG_ERR,
QString("Exiv2 error: Could not open file, file %1, tag %2")
.arg(fileName).arg(exifTag));
}
}
catch (Exiv2::Error& e)
{
LOG(VB_GENERAL, LOG_ERR,
QString("Exiv2 exception %1, file %2, tag %3")
.arg(e.what()).arg(fileName).arg(exifTag));
}
return value;
}
void ExifTransfer::copyXMP() {
const Exiv2::XmpData & srcXmp = src->xmpData();
Exiv2::XmpData & dstXmp = dst->xmpData();
for (const auto & datum : srcXmp) {
if (datum.groupName() != "tiff" && dstXmp.findKey(Exiv2::XmpKey(datum.key())) == dstXmp.end()) {
dstXmp.add(datum);
}
}
}
bool imwrite_tiff(matrix<unsigned short> output, string outputfilename,
Exiv2::ExifData exifData)
{
int xsize, ysize;
xsize = output.nc()/3;
ysize = output.nr();
outputfilename = outputfilename + ".tif";
TIFF *out = TIFFOpen(outputfilename.c_str(),"w");
if (!out)
{
cerr << "Can't open file for writing" << endl;
return 1;
}
TIFFSetField(out, TIFFTAG_IMAGEWIDTH, xsize);
TIFFSetField(out, TIFFTAG_IMAGELENGTH, ysize);
TIFFSetField(out, TIFFTAG_SAMPLESPERPIXEL, 3); //RGB
TIFFSetField(out, TIFFTAG_BITSPERSAMPLE, 16);
TIFFSetField(out, TIFFTAG_ORIENTATION, ORIENTATION_TOPLEFT); // set the origin of the image.
//Magic below
TIFFSetField(out, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG);
TIFFSetField(out, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_RGB);
//End Magic
tsize_t linebytes = 3 * xsize * 2;//Size in bytes of a line
unsigned short *buf = NULL;
buf =(unsigned short *)_TIFFmalloc(linebytes);
for (int j = 0; j < ysize; j++)
{
for(int i = 0; i < xsize; i ++)
{
buf[i*3 ] = output(j,i*3 );
buf[i*3+1] = output(j,i*3+1);
buf[i*3+2] = output(j,i*3+2);
}
if (TIFFWriteScanline(out, buf, j, 0) < 0)
break;
}
(void) TIFFClose(out);
if (buf)
_TIFFfree(buf);
exifData["Exif.Image.Orientation"] = 1;//set all images to unrotated
exifData["Exif.Image.ImageWidth"] = output.nr();
exifData["Exif.Image.ImageLength"] = output.nc()/3;
Exiv2::Image::AutoPtr image = Exiv2::ImageFactory::open(outputfilename.c_str());
assert(image.get() != 0);
image->setExifData(exifData);
//image->writeMetadata();
return 0;
}
void ExifTransfer::copyIPTC() {
const Exiv2::IptcData & srcIptc = src->iptcData();
Exiv2::IptcData & dstIptc = dst->iptcData();
for (const auto & datum : srcIptc) {
if (dstIptc.findKey(Exiv2::IptcKey(datum.key())) == dstIptc.end()) {
dstIptc.add(datum);
}
}
}
bool JpegContent::loadFromData(const QByteArray& data)
{
Exiv2::Image::AutoPtr image;
Exiv2ImageLoader loader;
if (!loader.load(data)) {
qCritical() << "Could not load image with Exiv2, reported error:" << loader.errorMessage();
}
image = loader.popImage();
return loadFromData(data, image.get());
}
void RawParameters::loadCamXyzFromDng() {
// Try to load it from the DNG metadata
try {
const float d65_white[3] = { 0.950456f, 1.0f, 1.088754f };
double cc[4][4], xyz[] = { 1,1,1 };
for (int i = 0; i < 4; ++i) {
for (int j = 0; j < 4; ++j) {
cc[j][i] = i == j ? 1.0 : 0.0;
}
}
Exiv2::Image::AutoPtr src = Exiv2::ImageFactory::open(fileName.toLocal8Bit().constData());
src->readMetadata();
const Exiv2::ExifData & srcExif = src->exifData();
auto ccData = srcExif.findKey(Exiv2::ExifKey("Exif.Image.CameraCalibration1"));
if (ccData == srcExif.end()) {
ccData = srcExif.findKey(Exiv2::ExifKey("Exif.Image.CameraCalibration2"));
}
if (ccData != srcExif.end()) {
for (int i = 0; i < colors; ++i) {
for (int j = 0; j < colors; ++j) {
cc[i][j] = ccData->toFloat(i*colors + j);
}
}
}
auto xyzData = srcExif.findKey(Exiv2::ExifKey("Exif.Image.AsShotWhiteXY"));
if (xyzData != srcExif.end()) {
xyz[0] = xyzData->toFloat(0);
xyz[1] = xyzData->toFloat(1);
xyz[2] = 1.0 - xyz[0] - xyz[1];
for (int i = 0; i < 3; ++i) {
xyz[i] /= d65_white[i];
}
}
auto cmData = srcExif.findKey(Exiv2::ExifKey("Exif.Image.ColorMatrix1"));
if (cmData == srcExif.end()) {
cmData = srcExif.findKey(Exiv2::ExifKey("Exif.Image.ColorMatrix2"));
}
if (cmData != srcExif.end() && cmData->count() == 3*colors) {
for (int c = 0; c < colors; ++c) {
for (int i = 0; i < 3; ++i) {
camXyz[c][i] = 0.0;
for (int j = 0; j < colors; ++j) {
camXyz[c][i] += cc[c][j] * cmData->toFloat(j*3 + i) * xyz[i];
}
}
}
}
} catch (Exiv2::Error & e) {
Log::debug("Could not load camXyz values from metadata: ", e.what());
}
}
int RemoveGPSExif(const char* File, int NoChangeMtime)
{
struct stat statbuf;
struct stat statbuf2;
struct utimbuf utb;
if (NoChangeMtime)
stat(File, &statbuf);
// Open the file and start reading.
Exiv2::Image::AutoPtr Image;
try {
Image = Exiv2::ImageFactory::open(File);
} catch (Exiv2::Error e) {
DEBUGLOG("Failed to open file %s.\n", File);
return 0;
}
Image->readMetadata();
if (Image.get() == NULL)
{
// It failed if we got here.
DEBUGLOG("Failed to read file %s %s.\n",
File, Exiv2::strError().c_str());
return 0;
}
Exiv2::ExifData &ExifInfo = Image->exifData();
if (ExifInfo.count() == 0)
{
DEBUGLOG("No EXIF tags in file %s.\n", File);
return 0;
}
EraseGpsTags(ExifInfo);
try {
Image->writeMetadata();
} catch (Exiv2::Error e) {
DEBUGLOG("Failed to write to file %s.\n", File);
return 0;
}
if (NoChangeMtime)
{
stat(File, &statbuf2);
utb.actime = statbuf2.st_atime;
utb.modtime = statbuf.st_mtime;
utime(File, &utb);
}
return 1;
}
void Frame::save(std::string dir) {
std::string path = dir + "/" + id;
imwrite(path, *img);
Exiv2::Image::AutoPtr image = Exiv2::ImageFactory::open(path);
image->readMetadata();
Exiv2::ExifData &exifData = image->exifData();
std::stringstream ss;
ss << std::setprecision(12) << data.lat << " " << data.lon << " " << data.altitude << " " << data.heading << " " << data.time;
exifData["Exif.Photo.UserComment"] = ss.str();
image->writeMetadata();
}
char* ReadExifDate(const char* File, int* IncludesGPS)
{
// Open and read the file.
Exiv2::Image::AutoPtr Image;
try {
Image = Exiv2::ImageFactory::open(File);
} catch (Exiv2::Error e) {
DEBUGLOG("Failed to open file %s.\n", File);
return NULL;
}
Image->readMetadata();
if (Image.get() == NULL)
{
DEBUGLOG("Failed to read file %s %s.\n",
File, Exiv2::strError().c_str());
return NULL;
}
Exiv2::ExifData &ExifRead = Image->exifData();
// Read the tag out.
Exiv2::Exifdatum& Tag = ExifRead["Exif.Photo.DateTimeOriginal"];
// Check that the tag is not blank.
std::string Value = Tag.toString();
if (Value.length() == 0)
{
// No date/time stamp.
// Not good.
// Just return - above us will handle it.
return NULL;
}
// Copy the tag and return that.
char* Copy = strdup(Value.c_str());
// Check if we have GPS tags.
Exiv2::Exifdatum& GPSData = ExifRead["Exif.GPSInfo.GPSLatitude"];
if (GPSData.count() < 3)
{
// No valid GPS data.
*IncludesGPS = 0;
} else {
// Seems to include GPS data...
*IncludesGPS = 1;
}
// Now return, passing a pointer to the date string.
return Copy; // It's up to the caller to free this.
}
// Reads metadata from given file
Exiv2::ExifData *FlickrDownload::readExifData(QString file){
try{
Exiv2::Image::AutoPtr image = Exiv2::ImageFactory::open(
file.toStdString().c_str());
image->readMetadata();
Exiv2::ExifData *data = new Exiv2::ExifData();
*data = image->exifData();
return data;
} catch (Exiv2::Error& e) {
qCritical("[Filechooser] %s", e.what());
return 0;
}
}
NegativeProcessor* NegativeProcessor::createProcessor(AutoPtr<dng_host> &host, const char *filename) {
// -----------------------------------------------------------------------------------------
// Open and parse rawfile with libraw...
AutoPtr<LibRaw> rawProcessor(new LibRaw());
int ret = rawProcessor->open_file(filename);
if (ret != LIBRAW_SUCCESS) {
rawProcessor->recycle();
std::stringstream error; error << "LibRaw-error while opening rawFile: " << libraw_strerror(ret);
throw std::runtime_error(error.str());
}
ret = rawProcessor->unpack();
if (ret != LIBRAW_SUCCESS) {
rawProcessor->recycle();
std::stringstream error; error << "LibRaw-error while unpacking rawFile: " << libraw_strerror(ret);
throw std::runtime_error(error.str());
}
// -----------------------------------------------------------------------------------------
// ...and libexiv2
Exiv2::Image::AutoPtr rawImage;
try {
rawImage = Exiv2::ImageFactory::open(filename);
rawImage->readMetadata();
}
catch (Exiv2::Error& e) {
std::stringstream error; error << "Exiv2-error while opening/parsing rawFile (code " << e.code() << "): " << e.what();
throw std::runtime_error(error.str());
}
// -----------------------------------------------------------------------------------------
// Identify and create correct processor class
if (rawProcessor->imgdata.idata.dng_version != 0) {
try {return new DNGprocessor(host, rawProcessor.Release(), rawImage);}
catch (dng_exception &e) {
std::stringstream error; error << "Cannot parse source DNG-file (code " << e.ErrorCode() << ")";
throw std::runtime_error(error.str());
}
}
else if (!strcmp(rawProcessor->imgdata.idata.model, "ILCE-7"))
return new ILCE7processor(host, rawProcessor.Release(), rawImage);
else if (!strcmp(rawProcessor->imgdata.idata.make, "FUJIFILM"))
return new FujiProcessor(host, rawProcessor.Release(), rawImage);
return new VariousVendorProcessor(host, rawProcessor.Release(), rawImage);
}
bool ExifHasher::HashExif(const std::string& path,
unsigned char* sha1_hash) const {
FD fd;
sys_call_rv(fd, open, path.c_str(), O_RDONLY);
struct stat stat_buf;
sys_call(fstat, fd, &stat_buf);
void* memblock;
sys_call2_rv(NULL, memblock, mmap, NULL, stat_buf.st_size, PROT_READ,
MAP_PRIVATE, fd, 0);
auto bytes = static_cast<const unsigned char*>(memblock);
Exiv2::Image::AutoPtr image;
try {
image = Exiv2::ImageFactory::open(bytes, stat_buf.st_size);
} catch (const std::exception& e) {
std::cerr << "Error: " << e.what() << std::endl;
return false;
}
if (image.get() != 0)
image->readMetadata();
else
std::cerr << "Warning: EXIF not found in: " << path << std::endl;
sys_call(munmap, memblock, stat_buf.st_size);
fd.Close();
if (image.get() == 0)
return false;
const auto& exifData = image->exifData();
if (!exifData.empty()) {
std::ostringstream oss;
auto end = exifData.end();
for (auto i = exifData.begin(); i != end; ++i) {
// std::cerr << i->key() << " (" << i->count() << ")" << ": " <<
// i->value() << std::endl;
oss << i->key() << i->value();
}
const std::string& exif_str = oss.str();
SHA1(reinterpret_cast<const unsigned char*>(exif_str.c_str()),
exif_str.size(), sha1_hash);
return true;
} else {
std::cerr << "Warning: EXIF not found in: " << path << std::endl;
}
return false;
}
// Saves Exifdata to given file
void FlickrUpload::saveExifData(Exiv2::ExifData *exifData, QByteArray *image){
try {
Exiv2::Image::AutoPtr destImage = Exiv2::ImageFactory::open(
(Exiv2::byte*)image->constData(), (long)image->size());
destImage->setExifData(*exifData);
destImage->writeMetadata();
// get updated image data
Exiv2::BasicIo& rawio = destImage->io();
Exiv2::DataBuf dbuf = rawio.read( rawio.size() );
image->clear();
image->append(QByteArray::fromRawData((char*)dbuf.pData_, dbuf.size_));
} catch (Exiv2::Error& e) {
qCritical("[SaveFile] %s", e.what());
}
}
void ImageView::saveImage()
{
Exiv2::Image::AutoPtr image;
bool exifError = false;
if (newImage)
{
saveImageAs();
return;
}
setFeedback(tr("Saving..."));
try
{
image = Exiv2::ImageFactory::open(currentImageFullPath.toStdString());
image->readMetadata();
}
catch (Exiv2::Error &error)
{
exifError = true;
}
QImageReader imgReader(currentImageFullPath);
if (!displayPixmap.save(currentImageFullPath, imgReader.format().toUpper(),
GData::defaultSaveQuality))
{
QMessageBox msgBox;
msgBox.critical(this, tr("Error"), tr("Failed to save image."));
return;
}
if (!exifError)
{
try
{
image->writeMetadata();
}
catch (Exiv2::Error &error)
{
QMessageBox msgBox;
msgBox.critical(this, tr("Error"), tr("Failed to save Exif metadata."));
}
}
reload();
setFeedback(tr("Image saved."));
}
int main(int argc, char* const argv[])
try {
if (argc != 2) {
std::cout << "Usage: " << argv[0] << " file\n";
return 1;
}
std::string file(argv[1]);
Exiv2::IptcData iptcData;
iptcData["Iptc.Application2.Headline"] = "The headline I am";
iptcData["Iptc.Application2.Keywords"] = "Yet another keyword";
iptcData["Iptc.Application2.DateCreated"] = "2004-8-3";
iptcData["Iptc.Application2.Urgency"] = uint16_t(1);
iptcData["Iptc.Envelope.ModelVersion"] = 42;
iptcData["Iptc.Envelope.TimeSent"] = "14:41:0-05:00";
iptcData["Iptc.Application2.RasterizedCaption"] = "230 42 34 2 90 84 23 146";
iptcData["Iptc.0x0009.0x0001"] = "Who am I?";
Exiv2::StringValue value;
value.read("very!");
iptcData["Iptc.Application2.Urgency"] = value;
std::cout << "Time sent: " << iptcData["Iptc.Envelope.TimeSent"] << "\n";
// Open image file
Exiv2::Image::AutoPtr image = Exiv2::ImageFactory::open(file);
if (image.get() == 0) {
std::string error(file);
error += " : Could not read file or unknown image type";
throw Exiv2::Error(error);
}
// Read existing metdata (so that exif will be preserved)
int rc = image->readMetadata();
if (rc) {
std::string error = Exiv2::Image::strError(rc, file);
throw Exiv2::Error(error);
}
// Replace Iptc data and write it back to the file
image->setIptcData(iptcData);
return image->writeMetadata();
}
catch (Exiv2::Error& e) {
std::cout << "Caught Exiv2 exception '" << e << "'\n";
return -1;
}
// uses the exiv2 class to readout the exifdata from images
int ExifScout::showExifData(std::string a){
try {
Ui_MainWindow::textEdit->clear();
std::cerr << "ImageFactory::open ";
Exiv2::Image::AutoPtr image = Exiv2::ImageFactory::open(a);
std::cerr << "DONE\n";
assert(image.get() != 0);
std::cerr << "image->readMetadata() ";
image->readMetadata();
std::cerr << "DONE\n";
std::cerr << "Exiv2::ExifData& exifData = image->exifData() ";
Exiv2::ExifData exifData = image->exifData();
std::cerr << "DONE\n";
cout << "Number of found exiv2 data: " << exifData.count() << endl;
if (exifData.empty()) {
Ui_MainWindow::textEdit->setPlainText("No Exif data found in file");
return 1;
}
Exiv2::ExifData::const_iterator end = exifData.end();
std::cerr << "Generate the exif-output ";
QString output;
for (Exiv2::ExifData::const_iterator i = exifData.begin(); i != end; ++i) {
std::string tagname = i->tagName();
if(tagname != std::string("MakerNote") and
tagname.substr(0,2) != "0x"){
// Print out the exif-data in the QtextEdit Field
std::ostringstream oss;
oss << i->tagName() << ":\n " << i->value() << "\n";
output = output+(QString)oss.str().c_str();
}
}
std::cerr << "Done\n";
Ui_MainWindow::textEdit->setPlainText(output);
return 0;
}
//catch (std::exception& e) {
//catch (Exiv2::AnyError& e) {
catch (Exiv2::Error& e) {
std::cout << "Caught Exiv2 exception '" << e.what() << "'\n";
return -1;
}
}
void ThumbView::updateExifInfo(QString imageFullPath)
{
Exiv2::Image::AutoPtr exifImage;
QString key;
QString val;
try {
exifImage = Exiv2::ImageFactory::open(imageFullPath.toStdString());
exifImage->readMetadata();
}
catch (Exiv2::Error &error) {
return;
}
Exiv2::ExifData &exifData = exifImage->exifData();
if (!exifData.empty()) {
Exiv2::ExifData::const_iterator end = exifData.end();
infoView->addTitleEntry("Exif");
for (Exiv2::ExifData::const_iterator md = exifData.begin(); md != end; ++md) {
key = QString::fromUtf8(md->tagName().c_str());
val = QString::fromUtf8(md->print().c_str());
infoView->addEntry(key, val);
}
}
Exiv2::IptcData &iptcData = exifImage->iptcData();
if (!iptcData.empty()) {
Exiv2::IptcData::iterator end = iptcData.end();
infoView->addTitleEntry("IPTC");
for (Exiv2::IptcData::iterator md = iptcData.begin(); md != end; ++md) {
key = QString::fromUtf8(md->tagName().c_str());
val = QString::fromUtf8(md->print().c_str());
infoView->addEntry(key, val);
}
}
Exiv2::XmpData &xmpData = exifImage->xmpData();
if (!xmpData.empty()) {
Exiv2::XmpData::iterator end = xmpData.end();
infoView->addTitleEntry("XMP");
for (Exiv2::XmpData::iterator md = xmpData.begin(); md != end; ++md) {
key = QString::fromUtf8(md->tagName().c_str());
val = QString::fromUtf8(md->print().c_str());
infoView->addEntry(key, val);
}
}
}
// *****************************************************************************
// Main
int main(int argc, char* const argv[])
try {
if (argc != 2) {
std::cout << "Usage: " << argv[0] << " file\n";
return 1;
}
Exiv2::Image::AutoPtr image = Exiv2::ImageFactory::open(argv[1]);
assert (image.get() != 0);
image->readMetadata();
Exiv2::ExifData &exifData = image->exifData();
/*
Exiv2 uses a CommentValue for Exif user comments. The format of the
comment string includes an optional charset specification at the beginning:
[charset=["]Ascii|Jis|Unicode|Undefined["] ]comment
Undefined is used as a default if the comment doesn't start with a charset
definition.
Following are a few examples of valid comments. The last one is written to
the file.
*/
exifData["Exif.Photo.UserComment"]
= "charset=\"Unicode\" An Unicode Exif comment added with Exiv2";
exifData["Exif.Photo.UserComment"]
= "charset=\"Undefined\" An undefined Exif comment added with Exiv2";
exifData["Exif.Photo.UserComment"]
= "Another undefined Exif comment added with Exiv2";
exifData["Exif.Photo.UserComment"]
= "charset=Ascii An ASCII Exif comment added with Exiv2";
std::cout << "Writing user comment '"
<< exifData["Exif.Photo.UserComment"]
<< "' back to the image\n";
image->writeMetadata();
return 0;
}
catch (Exiv2::AnyError& e) {
std::cout << "Caught Exiv2 exception '" << e << "'\n";
return -1;
}
int main(int argc, char* const argv[])
try {
if (argc != 2) {
std::cout << "Usage: " << argv[0] << " file\n";
return 1;
}
Exiv2::Image::AutoPtr image = Exiv2::ImageFactory::open(argv[1]);
assert(image.get() != 0);
image->readMetadata();
Exiv2::XmpData xmpData;
Exiv2::copyExifToXmp(image->exifData(), xmpData);
Exiv2::ExifData exifData;
Exiv2::copyXmpToExif(xmpData, exifData);
image->setXmpData(xmpData);
image->setExifData(exifData);
image->writeMetadata();
return 0;
}
catch (Exiv2::AnyError& e) {
std::cout << "Caught Exiv2 exception '" << e << "'\n";
return -1;
}
bool ptImageHelper::TransferExif(const QString ASourceFile, const QString ATargetFile)
{
if (ASourceFile == ATargetFile ||
ASourceFile.trimmed().isEmpty() ||
ATargetFile.trimmed().isEmpty())
return false;
try {
if (Exiv2::ImageFactory::getType(ASourceFile.toLocal8Bit().data()) == Exiv2::ImageType::none)
return false;
Exiv2::Image::AutoPtr hSourceImage = Exiv2::ImageFactory::open(ASourceFile.toLocal8Bit().data());
if (!hSourceImage.get()) return false;
hSourceImage->readMetadata();
Exiv2::Image::AutoPtr hTargetImage = Exiv2::ImageFactory::open(ATargetFile.toLocal8Bit().data());
hTargetImage->clearMetadata();
hTargetImage->setMetadata(*hSourceImage);
hTargetImage->writeMetadata();
return true;
} catch (Exiv2::AnyError& Error) {
if (Settings->GetInt("JobMode") == 0) {
ptMessageBox::warning(0 ,"Exiv2 Error","No exif data written!\nCaught Exiv2 exception '" + QString(Error.what()) + "'\n");
} else {
std::cout << "Caught Exiv2 exception '" << Error << "'\n";
}
}
return false;
}
void ImageView::saveImageAs()
{
Exiv2::Image::AutoPtr exifImage;
Exiv2::Image::AutoPtr newExifImage;
bool exifError = false;
setCursorHiding(false);
QString fileName = QFileDialog::getSaveFileName(this,
tr("Save image as"),
currentImageFullPath,
tr("Images") + " (*.jpg *.jpeg *.jpe *.png *.bmp *.ppm *.pgm *.pbm *.xbm *.xpm)");
if (!fileName.isEmpty()) {
try {
exifImage = Exiv2::ImageFactory::open(currentImageFullPath.toStdString());
exifImage->readMetadata();
}
catch (Exiv2::Error &error) {
exifError = true;
}
if (!displayPixmap.save(fileName, 0, GData::defaultSaveQuality)) {
QMessageBox msgBox;
msgBox.critical(this, tr("Error"), tr("Failed to save image."));
} else {
if (!exifError) {
try {
newExifImage = Exiv2::ImageFactory::open(fileName.toStdString());
newExifImage->setMetadata(*exifImage);
newExifImage->writeMetadata();
}
catch (Exiv2::Error &error) {
exifError = true;
}
}
setFeedback(tr("Image saved."));
}
}
if (mainWindow->isFullScreen()) {
setCursorHiding(true);
}
}
bool KExiv2::loadFromData(const QByteArray& imgData) const
{
if (imgData.isEmpty())
return false;
try
{
Exiv2::Image::AutoPtr image = Exiv2::ImageFactory::open((Exiv2::byte*)imgData.data(), imgData.size());
d->filePath.clear();
image->readMetadata();
// Size and mimetype ---------------------------------
d->pixelSize = QSize(image->pixelWidth(), image->pixelHeight());
d->mimeType = QString::fromLatin1(image->mimeType().c_str());
// Image comments ---------------------------------
d->imageComments() = image->comment();
// Exif metadata ----------------------------------
d->exifMetadata() = image->exifData();
// Iptc metadata ----------------------------------
d->iptcMetadata() = image->iptcData();
#ifdef _XMP_SUPPORT_
// Xmp metadata -----------------------------------
d->xmpMetadata() = image->xmpData();
#endif // _XMP_SUPPORT_
return true;
}
catch( Exiv2::Error& e )
{
d->printExiv2ExceptionError(QString::fromLatin1("Cannot load metadata using Exiv2 "), e);
}
catch(...)
{
qCCritical(LIBKEXIV2_LOG) << "Default exception from Exiv2";
}
return false;
}
int ImgTagJson::literal()
{
Exiv2::Image::AutoPtr image;
try
{
image = Exiv2::ImageFactory::open(fname);
}
catch (Exiv2::Error& e)
{
cerr << "Invalid file: " << fname << endl;
return 6;
}
if (image.get() == 0) return 1;
image->readMetadata();
JSONNODE *l = json_new(JSON_NODE);
if (exif)
{
JSONNODE *e = this->genLitExif(image);
if (e != NULL) json_push_back(l, e);
}
if (iptc)
{
JSONNODE *i = this->genLitIptc(image);
if (i != NULL) json_push_back(l, i);
}
if (xmp)
{
JSONNODE *x = this->genLitXmp(image);
if (x != NULL) json_push_back(l, x);
}
JSONNODE *chksum = getChkSum();
if (chksum != NULL)
json_push_back(l, chksum);
cout << json_write_formatted(l) << endl;
json_delete(l);
return 0;
}
