void ImageSizeTest::testPixels() {
debug(LOG_DEBUG, DEBUG_LOG, 0, "testPixels() begin");
CPPUNIT_ASSERT(i1->getPixels() == 77);
CPPUNIT_ASSERT(i2->getPixels() == 15);
debug(LOG_DEBUG, DEBUG_LOG, 0, "testPixels() end");
}
/**
* \brief Create a new Viewer
*
* This constructor converts the image to an RGB<float> image, and
* then sets up the image processing pipeline on this image.
* For the pipeline, some objects have to computed, like the white
* balance, the background gradients.
*/
Viewer::Viewer(const std::string& filename) {
debug(LOG_DEBUG, DEBUG_LOG, 0, "create viewer for file %s",
filename.c_str());
// read the FITS image
FITSin in(filename);
ImagePtr rawimage = in.read();
// image size
ImageSize size = rawimage->size();
_displaysize = size;
// allocate an image with float pixels
Image<RGB<float> > *imagep = new Image<RGB<float> >(size);
image = ImagePtr(imagep);
// create an array
uint32_t *p = new uint32_t[size.getPixels()];
_imagedata = imagedataptr(p);
// copy the data from the image to the imagep
convert_mono<unsigned char>(*imagep, rawimage);
convert_mono<unsigned short>(*imagep, rawimage);
convert_mono<unsigned int>(*imagep, rawimage);
convert_mono<unsigned long>(*imagep, rawimage);
convert_mono<float>(*imagep, rawimage);
convert_mono<double>(*imagep, rawimage);
// copy the data from the image to the luminanceimagep, *imagep
convert_rgb<unsigned char>(*imagep, rawimage);
convert_rgb<unsigned short>(*imagep, rawimage);
convert_rgb<unsigned int>(*imagep, rawimage);
convert_rgb<unsigned long>(*imagep, rawimage);
convert_rgb<float>(*imagep, rawimage);
convert_rgb<double>(*imagep, rawimage);
// create the viewer pipeline
pipeline = new ViewerPipeline(imagep);
pipelineptr = std::shared_ptr<ViewerPipeline>(pipeline);
// compute the white balance vector
filter::WhiteBalance<float> wb;
RGB<double> rgb = wb.filter(*imagep);
ImagePoint center = rawimage->center();
// background stuff
BackgroundExtractor be(100);
Background<float> bg = be(center, false,
BackgroundExtractor::LINEAR, *imagep);
background(bg);
backgroundEnabled(true);
gradientEnabled(true);
// set parameters
pipeline->colorcorrection(RGB<float>(rgb.R, rgb.G, rgb.B));
pipeline->setRange(0, 10000);
// Histogram
debug(LOG_DEBUG, DEBUG_LOG, 0, "computing histogram");
_histograms = HistogramSet(image, 350);
// set up the preview size
previewwidth(300);
// set up the background preview
debug(LOG_DEBUG, DEBUG_LOG, 0, "computing background size");
unsigned int width = 100;
unsigned int height = (size.height() * width) / size.width();
debug(LOG_DEBUG, DEBUG_LOG, 0, "background %u x %u", width, height);
backgroundsize(ImageSize(width, height));
// copy the data to the
update();
previewupdate();
}
