Created
December 18, 2019 14:26
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| #Imports | |
| import os | |
| from argparse import ArgumentParser | |
| from skimage.segmentation import slic | |
| from skimage import data, io, segmentation, color | |
| from skimage.future import graph | |
| import numpy as np | |
| #Arguments | |
| parser = ArgumentParser() | |
| parser.add_argument("--region", dest="region") | |
| args = parser.parse_args() | |
| #SLIC | |
| def slicfy(img): | |
| compactness = 20 | |
| n_segments = 10000 | |
| segments = slic(img, compactness=compactness, n_segments=n_segments) | |
| final = color.label2rgb(segments, img, kind='avg') | |
| return [final, segments] | |
| #RAG Merging | |
| def _weight_mean_color(graph, src, dst, n): | |
| diff = graph.node[dst]['mean color'] - graph.node[n]['mean color'] | |
| diff = np.linalg.norm(diff) | |
| return {'weight': diff} | |
| def merge_mean_color(graph, src, dst): | |
| graph.node[dst]['total color'] += graph.node[src]['total color'] | |
| graph.node[dst]['pixel count'] += graph.node[src]['pixel count'] | |
| graph.node[dst]['mean color'] = (graph.node[dst]['total color'] / graph.node[dst]['pixel count']) | |
| def ragfy(img, segments): | |
| g = graph.rag_mean_color(img, segments) | |
| labels2 = graph.merge_hierarchical(segments, g, thresh=35, rag_copy=False, | |
| in_place_merge=True, | |
| merge_func=merge_mean_color, | |
| weight_func=_weight_mean_color) | |
| out = color.label2rgb(labels2, img, kind='avg') | |
| out = segmentation.mark_boundaries(out, labels2, (0, 0, 0)) | |
| return out | |
| #MAIN | |
| def main(): | |
| #Create 'SLIC' dir | |
| for y in range(1, 7): | |
| pathS = f"../REGIONS/Region {y}/SLIC" | |
| if not os.path.isdir(pathS): | |
| os.mkdir(pathS) | |
| # pathR = f"../Region {y}/SLIC+RAG" | |
| # if not os.path.isdir(pathR): | |
| # os.mkdir(pathR) | |
| #Iterate over Zooms High | |
| path = f"../REGIONS/Region {y}/eye alt 330/HD/Zooms High" | |
| directory = os.fsencode(path) | |
| for file in os.listdir(directory): | |
| filename = os.fsdecode(file) | |
| original = io.imread(path + "/" + filename) | |
| slic = slicfy(original) | |
| # rag = ragfy(original, slic[1]) | |
| # io.imsave(pathS + "/" + filename.split('.')[0] + ".png", slic[0]) | |
| # io.imsave(pathR + "/" + filename.split('.')[0] + ".png", rag) | |
| # Save segments | |
| name = filename.split('.')[0] | |
| file1 = open(f"..REGIONS/Region {y}/SLIC/{name}.txt", "w") | |
| for x in slic[1]: | |
| for z in x: | |
| file1.write(str(z) + " ") | |
| file1.write("\n") | |
| file1.close() | |
| if __name__ == "__main__": | |
| main() |
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