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00025 #ifndef QVIMAGERESIZERWORKER_H
00026 #define QVIMAGERESIZERWORKER_H
00027
00028 #include <QVImage>
00029 #include <QVWorker>
00030
00035 template <typename T, int C> class QVImageResizerWorker: public QVWorker
00036 {
00037 public:
00038 QVImageResizerWorker(QString name): QVWorker(name)
00039 {
00040
00041 addProperty< QVImage<T,C> >("Input image", inputFlag|outputFlag);
00042 addProperty< double >("Scale", inputFlag, 1.0, "Factor to scale image size", 0.1, 10.0);
00043
00044
00045 addProperty< QVImage<T,C> >("Output image", outputFlag);
00046 }
00047
00048 void iterate()
00049 {
00050
00051 const QVImage<T,C> image = getPropertyValue< QVImage<T,C> >("Input image");
00052 const double scale = getPropertyValue< double >("Scale");
00053 const int rows = image.getRows(), cols = image.getCols();
00054
00055 QVImage<T,C> output(cols*scale, rows*scale);
00056
00057
00058 Resize(image, output);
00059
00060
00061 setPropertyValue< QVImage<T,C> >("Output image", output);
00062 }
00063 };
00064
00065 #endif