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Extract images from Tensorboard log
#!/usr/bin/env python
import argparse
import pathlib
import numpy as np
import cv2
from tensorboard.backend.event_processing import event_accumulator
def main():
parser = argparse.ArgumentParser()
parser.add_argument('--path', type=str, required=True)
parser.add_argument('--outdir', type=str, required=True)
args = parser.parse_args()
event_acc = event_accumulator.EventAccumulator(
args.path, size_guidance={'images': 0})
outdir = pathlib.Path(args.outdir)
outdir.mkdir(exist_ok=True, parents=True)
for tag in event_acc.Tags()['images']:
events = event_acc.Images(tag)
tag_name = tag.replace('/', '_')
dirpath = outdir / tag_name
dirpath.mkdir(exist_ok=True, parents=True)
for index, event in enumerate(events):
s = np.frombuffer(event.encoded_image_string, dtype=np.uint8)
image = cv2.imdecode(s, cv2.IMREAD_COLOR)
outpath = dirpath / '{:04}.jpg'.format(index)
cv2.imwrite(outpath.as_posix(), image)
if __name__ == '__main__':
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