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segmenter: don't push to pipe if the pipe if full

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(cherry picked from commit 1c5a94e605f7ab52efc6fb2b2fdeefdf2c4ab2e3)
This commit is contained in:
Romain Bazile 2021-06-02 14:07:40 +02:00 committed by Romain Bazile
parent 36eccd43f2
commit 8732f8729f
1 changed files with 6 additions and 1 deletions
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7
scripts/planktoscope/segmenter/__init__.py
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@ -390,12 +390,17 @@ class SegmenterProcess(multiprocessing.Process):
} }
def _stream(self, img): def _stream(self, img):
def pipe_full(conn):
r, w, x = select.select([], [conn], [], 0.0)
return len(w) == 0
img_object = io.BytesIO() img_object = io.BytesIO()
PIL.Image.fromarray(cv2.cvtColor(img, cv2.COLOR_BGR2RGB)).save( PIL.Image.fromarray(cv2.cvtColor(img, cv2.COLOR_BGR2RGB)).save(
img_object, format="JPEG" img_object, format="JPEG"
) )
logger.debug("Sending the object in the pipe!") logger.debug("Sending the object in the pipe!")
planktoscope.segmenter.streamer.sender.send(img_object) if not pipe_full(planktoscope.segmenter.streamer.sender):
planktoscope.segmenter.streamer.sender.send(img_object)
def _slice_image(self, img, name, mask, start_count=0): def _slice_image(self, img, name, mask, start_count=0):
"""Slice a given image using give mask """Slice a given image using give mask