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hub / github.com/AstroImageJ/astroimagej / doForwardTransform

Method doForwardTransform

ij/src/main/java/ij/plugin/FFT.java:252–305  ·  view source on GitHub ↗
(FHT fht)

Source from the content-addressed store, hash-verified

250 }
251
252 void doForwardTransform(FHT fht) {
253 showStatus("Forward transform");
254 long t0 = System.currentTimeMillis();
255 fht.transform();
256 if (iDisplayRawPS || (displayRawPS&&!IJ.isMacro())) {
257 ImageProcessor rawps = fht.getRawPowerSpectrum();
258 if (rawps!=null) {
259 swapQuadrants(rawps);
260 ImagePlus imp2 = new ImagePlus("PS of "+fileName, rawps);
261 enhanceContrast(imp2);
262 imp2.show();
263 }
264 }
265 if (iDisplayFHT || (displayFHT&&!IJ.isMacro())) {
266 ImageProcessor ip2 = fht.duplicate();
267 swapQuadrants(ip2);
268 ImagePlus imp2 = new ImagePlus("FHT of "+FFT.fileName, ip2);
269 enhanceContrast(imp2);
270 setImageProperties(imp2, "Fast Hartley Transform");
271 imp2.show();
272 }
273 if (iDisplayComplex || (displayComplex&&!IJ.isMacro())) {
274 ImageStack ct = fht.getComplexTransform();
275 ImagePlus imp2 = new ImagePlus("Complex of "+FFT.fileName, ct);
276 enhanceContrast(imp2);
277 setImageProperties(imp2, "Complex Fourier Transform");
278 imp2.show();
279 }
280 if (!(iDisplayFHT || iDisplayComplex || iDisplayRawPS))
281 iDisplayFFT = true;
282 if (iDisplayFFT) {
283 showStatus("Calculating power spectrum");
284 ImageProcessor ps = fht.getPowerSpectrum();
285 String title = "FFT of "+imp.getTitle();
286 ImagePlus imp2 = new ImagePlus(title, ps);
287 if (showOutput) {
288 ImagePlus fftImage = reuseWindow?WindowManager.getImage(title):null;
289 if (fftImage!=null)
290 fftImage.setImage(imp2);
291 else
292 imp2.show((System.currentTimeMillis()-t0)+" ms");
293 }
294 fht.powerSpectrumMean = ps.getStats().mean;
295 imp2.setProperty("FHT", fht);
296 imp2.setCalibration(imp.getCalibration());
297 String properties = "Fast Hartley Transform\n";
298 properties += "width: "+fht.originalWidth + "\n";
299 properties += "height: "+fht.originalHeight + "\n";
300 properties += "bitdepth: "+fht.originalBitDepth + "\n";
301 imp2.setProperty("Info", properties);
302 if (!showOutput)
303 this.imp2 = imp2;
304 }
305 }
306
307 private void setImageProperties(ImagePlus imp, String type) {
308 imp.setProp(" ", type);

Callers 1

runMethod · 0.95

Calls 15

showStatusMethod · 0.95
isMacroMethod · 0.95
swapQuadrantsMethod · 0.95
enhanceContrastMethod · 0.95
showMethod · 0.95
setImagePropertiesMethod · 0.95
getImageMethod · 0.95
setImageMethod · 0.95
getStatsMethod · 0.95
setPropertyMethod · 0.95
setCalibrationMethod · 0.95
getRawPowerSpectrumMethod · 0.80

Tested by

no test coverage detected