Examples with FeatureCalculator sc.fiji.labkit.pixel_classification.pixel_feature.calculator.FeatureCalculator used on opensource projects

Example 1 with FeatureCalculator

use of sc.fiji.labkit.pixel_classification.pixel_feature.calculator.FeatureCalculator in project labkit-ui by juglab.

the class TrainableSegmentationSegmenter method cachedFeatureBlock.

private DiskCachedCellImg<FloatType, ?> cachedFeatureBlock(FeatureCalculator feature, ImgPlus<?> image) {
    int count = feature.count();
    if (count <= 0)
        throw new IllegalArgumentException();
    long[] dimensions = Intervals.dimensionsAsLongArray(feature.outputIntervalFromInput(image));
    dimensions = LabkitUtils.extend(dimensions, count);
    int[] cellDimensions = suggestCellSize(image);
    cellDimensions = LabkitUtils.extend(cellDimensions, count);
    final DiskCachedCellImgOptions featureOpts = DiskCachedCellImgOptions.options().cellDimensions(cellDimensions).dirtyAccesses(false);
    final DiskCachedCellImgFactory<FloatType> featureFactory = new DiskCachedCellImgFactory<>(new FloatType(), featureOpts);
    RandomAccessible<?> input = Views.extendBorder(image);
    CellLoader<FloatType> loader = target -> feature.apply(input, target);
    return featureFactory.create(dimensions, loader);
}