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HEIF: image transformation support

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This commit is contained in:
Mirco Miranda
2026-05-03 00:00:11 +02:00
committed by Mirco Miranda
parent 18d0f93d60
commit 8048279473
39 changed files with 281 additions and 62 deletions
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src/imageformats/microexif.cpp
+36 -34
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@@ -744,7 +744,42 @@ void MicroExif::setOrientation(quint16 orient)
QImageIOHandler::Transformation MicroExif::transformation() const
{
switch (orientation()) {
return orientationToTransformation(orientation());
}
void MicroExif::setTransformation(const QImageIOHandler::Transformation &t)
{
setOrientation(transformationToOrientation(t));
}
quint16 MicroExif::transformationToOrientation(const QImageIOHandler::Transformation &t)
{
switch (t) {
case QImageIOHandler::TransformationNone:
return 1;
case QImageIOHandler::TransformationMirror:
return 2;
case QImageIOHandler::TransformationRotate180:
return 3;
case QImageIOHandler::TransformationFlip:
return 4;
case QImageIOHandler::TransformationFlipAndRotate90:
return 5;
case QImageIOHandler::TransformationRotate90:
return 6;
case QImageIOHandler::TransformationMirrorAndRotate90:
return 7;
case QImageIOHandler::TransformationRotate270:
return 8;
default:
break;
}
return 0; // no orientation set
}
QImageIOHandler::Transformation MicroExif::orientationToTransformation(quint16 o)
{
switch (o) {
case 1:
return QImageIOHandler::TransformationNone;
case 2:
@@ -767,39 +802,6 @@ QImageIOHandler::Transformation MicroExif::transformation() const
return QImageIOHandler::TransformationNone;
}
void MicroExif::setTransformation(const QImageIOHandler::Transformation &t)
{
switch (t) {
case QImageIOHandler::TransformationNone:
setOrientation(1);
break;
case QImageIOHandler::TransformationMirror:
setOrientation(2);
break;
case QImageIOHandler::TransformationRotate180:
setOrientation(3);
break;
case QImageIOHandler::TransformationFlip:
setOrientation(4);
break;
case QImageIOHandler::TransformationFlipAndRotate90:
setOrientation(5);
break;
case QImageIOHandler::TransformationRotate90:
setOrientation(6);
break;
case QImageIOHandler::TransformationMirrorAndRotate90:
setOrientation(7);
break;
case QImageIOHandler::TransformationRotate270:
setOrientation(8);
break;
default:
break;
}
setOrientation(0); // no orientation set
}
QString MicroExif::software() const
{
return tiffString(TIFF_SOFTWARE);