# HG changeset patch # User imgteam # Date 1563456127 14400 # Node ID a20c14eb5f9843a842c40b83bebf259ea6eb82b3 planemo upload for repository https://github.com/BMCV/galaxy-image-analysis/tools/2d_auto_local_threshold/ commit f3903c908786b9b0ea5a46e9cc35ee025770ecda diff -r 000000000000 -r a20c14eb5f98 auto_local_threshold.py --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/auto_local_threshold.py Thu Jul 18 09:22:07 2019 -0400 @@ -0,0 +1,31 @@ +import argparse +import sys +import skimage.io +import skimage.filters +import skimage.util + +threshOptions = { + 'gaussian': lambda img_raw, bz: skimage.filters.threshold_local(img_raw, bz, method='gaussian'), + 'mean': lambda img_raw, bz: skimage.filters.threshold_local(img_raw, bz, method='mean'), + 'median': lambda img_raw, bz: skimage.filters.threshold_local(img_raw, bz, method='median') +} + +if __name__ == "__main__": + parser = argparse.ArgumentParser(description='Segment Foci') + parser.add_argument('input_file', type=argparse.FileType('r'), default=sys.stdin, help='input file') + parser.add_argument('out_file', type=argparse.FileType('w'), default=sys.stdin, help='out file (TIFF)') + parser.add_argument('block_size', type=int, default=5, help='Odd size of pixel neighborhood which is used to calculate the threshold value') + parser.add_argument('thresh_type', choices=threshOptions.keys(), help='thresholding method') + parser.add_argument('dark_background', default=True, type=bool, help='True if background is dark') + args = parser.parse_args() + + img_in = skimage.io.imread(args.input_file.name) + thresh = threshOptions[args.thresh_type](img_in, args.block_size) + + if args.dark_background: + res = img_in > thresh + else: + res = img_in <= thresh + + res = skimage.util.img_as_uint(res) + skimage.io.imsave(args.out_file.name, res, plugin="tifffile") diff -r 000000000000 -r a20c14eb5f98 auto_local_threshold.xml --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/auto_local_threshold.xml Thu Jul 18 09:22:07 2019 -0400 @@ -0,0 +1,42 @@ + + applies a local threshold algorithm to an image + + scikit-image + numpy + pillow + tifffile + + + + + + + + + + + + + + + + + + + + + + + + + + + + Applies a local threshold algorithm to an image. + + + 10.1016/j.jbiotec.2017.07.019 + + diff -r 000000000000 -r a20c14eb5f98 test-data/out.tif Binary file test-data/out.tif has changed diff -r 000000000000 -r a20c14eb5f98 test-data/sample.tif Binary file test-data/sample.tif has changed