本文整理汇总了C++中KPMetadata::setExifTagRational方法的典型用法代码示例。如果您正苦于以下问题：C++ KPMetadata::setExifTagRational方法的具体用法？C++ KPMetadata::setExifTagRational怎么用？C++ KPMetadata::setExifTagRational使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类KPMetadata的用法示例。
在下文中一共展示了KPMetadata::setExifTagRational方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: applyMetadata
void EXIFAdjust::applyMetadata(QByteArray& exifData)
{
KPMetadata meta;
meta.setExif(exifData);
long int num=1, den=1;
if (d->brightnessCheck->isChecked())
{
meta.convertToRational(d->brightnessEdit->value(), &num, &den, 1);
meta.setExifTagRational("Exif.Photo.BrightnessValue", num, den);
}
else
meta.removeExifTag("Exif.Photo.BrightnessValue");
if (d->gainControlCheck->isChecked())
meta.setExifTagLong("Exif.Photo.GainControl", d->gainControlCB->currentIndex());
else if (d->gainControlCheck->isValid())
meta.removeExifTag("Exif.Photo.GainControl");
if (d->contrastCheck->isChecked())
meta.setExifTagLong("Exif.Photo.Contrast", d->contrastCB->currentIndex());
else if (d->contrastCheck->isValid())
meta.removeExifTag("Exif.Photo.Contrast");
if (d->saturationCheck->isChecked())
meta.setExifTagLong("Exif.Photo.Saturation", d->saturationCB->currentIndex());
else if (d->saturationCheck->isValid())
meta.removeExifTag("Exif.Photo.Saturation");
if (d->sharpnessCheck->isChecked())
meta.setExifTagLong("Exif.Photo.Sharpness", d->sharpnessCB->currentIndex());
else if (d->sharpnessCheck->isValid())
meta.removeExifTag("Exif.Photo.Sharpness");
if (d->customRenderedCheck->isChecked())
meta.setExifTagLong("Exif.Photo.CustomRendered", d->customRenderedCB->currentIndex());
else if (d->customRenderedCheck->isValid())
meta.removeExifTag("Exif.Photo.CustomRendered");
#if KEXIV2_VERSION >= 0x010000
exifData = meta.getExifEncoded();
#else
exifData = meta.getExif();
#endif
}示例2: applyMetadata
void EXIFDevice::applyMetadata(QByteArray& exifData)
{
KPMetadata meta;
meta.setExif(exifData);
long int num=1, den=1;
if (d->makeCheck->isChecked())
meta.setExifTagString("Exif.Image.Make", d->makeEdit->text());
else
meta.removeExifTag("Exif.Image.Make");
if (d->modelCheck->isChecked())
meta.setExifTagString("Exif.Image.Model", d->modelEdit->text());
else
meta.removeExifTag("Exif.Image.Model");
if (d->deviceTypeCheck->isChecked())
meta.setExifTagLong("Exif.Photo.FileSource", d->deviceTypeCB->currentIndex()+1);
else if (d->deviceTypeCheck->isValid())
meta.removeExifTag("Exif.Photo.FileSource");
if (d->exposureTimeCheck->isChecked())
{
meta.setExifTagRational("Exif.Photo.ExposureTime", d->exposureTimeNumEdit->value(),
d->exposureTimeDenEdit->value());
double exposureTime = (double)(d->exposureTimeNumEdit->value())/
(double)(d->exposureTimeDenEdit->value());
double shutterSpeed = (-1.0)*(std::log(exposureTime)/std::log(2.0));
meta.convertToRational(shutterSpeed, &num, &den, 8);
meta.setExifTagRational("Exif.Photo.ShutterSpeedValue", num, den);
}
else
{
meta.removeExifTag("Exif.Photo.ExposureTime");
meta.removeExifTag("Exif.Photo.ShutterSpeedValue");
}
if (d->exposureProgramCheck->isChecked())
meta.setExifTagLong("Exif.Photo.ExposureProgram", d->exposureProgramCB->currentIndex());
else if (d->exposureProgramCheck->isValid())
meta.removeExifTag("Exif.Photo.ExposureProgram");
if (d->exposureModeCheck->isChecked())
meta.setExifTagLong("Exif.Photo.ExposureMode", d->exposureModeCB->currentIndex());
else if (d->exposureModeCheck->isValid())
meta.removeExifTag("Exif.Photo.ExposureMode");
if (d->exposureBiasCheck->isChecked())
{
meta.convertToRational(d->exposureBiasEdit->value(), &num, &den, 1);
meta.setExifTagRational("Exif.Photo.ExposureBiasValue", num, den);
}
else
{
meta.removeExifTag("Exif.Photo.ExposureBiasValue");
}
if (d->meteringModeCheck->isChecked())
{
long met = d->meteringModeCB->currentIndex();
meta.setExifTagLong("Exif.Photo.MeteringMode", met > 6 ? 255 : met);
}
else if (d->meteringModeCheck->isValid())
meta.removeExifTag("Exif.Photo.MeteringMode");
if (d->ISOSpeedCheck->isChecked())
{
meta.setExifTagLong("Exif.Photo.ISOSpeedRatings", d->ISOSpeedCB->currentText().toLong());
meta.convertToRational(d->ISOSpeedCB->currentText().toDouble(), &num, &den, 1);
meta.setExifTagRational("Exif.Photo.ExposureIndex", num, den);
}
else if (d->ISOSpeedCheck->isValid())
{
meta.removeExifTag("Exif.Photo.ISOSpeedRatings");
meta.removeExifTag("Exif.Photo.ExposureIndex");
}
if (d->sensingMethodCheck->isChecked())
{
long sem = d->sensingMethodCB->currentIndex();
meta.setExifTagLong("Exif.Photo.SensingMethod", sem > 4 ? sem+2 : sem+1);
}
else if (d->sensingMethodCheck->isValid())
{
meta.removeExifTag("Exif.Photo.SensingMethod");
}
if (d->sceneTypeCheck->isChecked())
meta.setExifTagLong("Exif.Photo.SceneCaptureType", d->sceneTypeCB->currentIndex());
else if (d->sceneTypeCheck->isValid())
meta.removeExifTag("Exif.Photo.SceneCaptureType");
if (d->subjectDistanceTypeCheck->isChecked())
meta.setExifTagLong("Exif.Photo.SubjectDistanceRange", d->subjectDistanceTypeCB->currentIndex());
else if (d->subjectDistanceTypeCheck->isValid())
meta.removeExifTag("Exif.Photo.SubjectDistanceRange");
#if KEXIV2_VERSION >= 0x010000
//.........这里部分代码省略.........