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Error: zero-size array to reduction #126

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jbarth-ubhd opened this issue May 2, 2024 · 6 comments
Open

Error: zero-size array to reduction #126

jbarth-ubhd opened this issue May 2, 2024 · 6 comments

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@jbarth-ubhd
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ERROR eynollah - zero-size array to reduction operation minimum which has no identity

presumably eynollah returned exit-status > 0.

Workflow see run.sh in https://digi.ub.uni-heidelberg.de/diglitData/v/duerer1527_-_0_i.tgz
@jbarth-ubhd
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Ok scan does not contain text: https://digi.ub.uni-heidelberg.de/diglit/duerer1527/0009/image,info

@jbarth-ubhd
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jbarth-ubhd commented May 2, 2024 •
edited
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there are more errors on this book

jb@pers109:/.../duerer1527/run4> egrep -ih 'fail|not supp|error|fatal' */ocrd.log|sed 's/..:..:...... //g'|sort|uniq -c|sort -n
      3 ERROR eynollah - zero-size array to reduction operation minimum which has no identity
     18 ERROR ocrd.processor.helpers.run_processor - Failure in processor 'ocrd-eynollah-segment'
     36 >  - contour data type = object is not supported
     36 cv2.error: OpenCV(4.9.0) :-1: error: (-5:Bad argument) in function 'contourArea'
     36 > Overload resolution failed:

@jbarth-ubhd
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Did docker pull ocrd/all:maximum 2024-09-25 and tried it again. Does still not work:

+ docker run --rm -u 0 -v /home/jb/duerer1527/run4/0_i:/data -v /home/jb/ocrd-models:/models -- ocrd/all:maximum ocrd-eynollah-segment -P models default -I OCR-D-004 -O OCR-D-005
16:25:18.982 INFO eynollah - INPUT FILE P_00001 (1/1) 
16:25:20.648 INFO eynollah - Resizing and enhancing image...
16:25:20.649 INFO eynollah - Detected 600 DPI
16:25:41.426 INFO eynollah - Found 1 columns ([[9.9996e-01 4.0000e-05 0.0000e+00 0.0000e+00 0.0000e+00 0.0000e+00]])
16:25:41.446 INFO eynollah - detecting columns took 20.7s
16:25:41.480 INFO eynollah - Image was not enhanced.
16:25:41.641 INFO eynollah - Enhancing took 21.0s 
16:34:35.386 INFO eynollah - Textregion detection took 533.7s 
16:34:37.622 INFO eynollah - Graphics detection took 2.2s 
16:36:55.832 INFO eynollah - textline detection took 138.2s
16:37:58.427 INFO eynollah - slope_deskew: -90.00°
16:37:58.427 INFO eynollah - deskewing took 62.6s
16:37:58.931 INFO eynollah - detection of marginals took 0.5s
16:40:08.448 ERROR ocrd.processor.helpers.run_processor - Failure in processor 'ocrd-eynollah-segment'
Traceback (most recent call last):
  File "/build/core/src/ocrd/processor/helpers.py", line 130, in run_processor
    processor.process()
  File "/build/eynollah/qurator/eynollah/processor.py", line 63, in process
    Eynollah(**eynollah_kwargs).run()
  File "/build/eynollah/qurator/eynollah/eynollah.py", line 2277, in run
    cx_bigest, cy_biggest, _, _, _, _, _ = find_new_features_of_contours(contours_only_text_parent)
  File "/build/eynollah/qurator/eynollah/utils/contour.py", line 80, in find_new_features_of_contours
    areas_main = np.array([cv2.contourArea(contours_main[j]) for j in range(len(contours_main))])
  File "/build/eynollah/qurator/eynollah/utils/contour.py", line 80, in <listcomp>
    areas_main = np.array([cv2.contourArea(contours_main[j]) for j in range(len(contours_main))])
cv2.error: OpenCV(4.10.0) :-1: error: (-5:Bad argument) in function 'contourArea'
> Overload resolution failed:
>  - contour data type = object is not supported
>  - Expected Ptr<cv::UMat> for argument 'contour'

Traceback (most recent call last):
  File "/usr/local/bin/ocrd-eynollah-segment", line 33, in <module>
    sys.exit(load_entry_point('eynollah', 'console_scripts', 'ocrd-eynollah-segment')())
  File "/usr/local/lib/python3.8/site-packages/click/core.py", line 1157, in __call__
    return self.main(*args, **kwargs)
  File "/usr/local/lib/python3.8/site-packages/click/core.py", line 1078, in main
    rv = self.invoke(ctx)
  File "/usr/local/lib/python3.8/site-packages/click/core.py", line 1434, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/usr/local/lib/python3.8/site-packages/click/core.py", line 783, in invoke
    return __callback(*args, **kwargs)
  File "/build/eynollah/qurator/eynollah/ocrd_cli.py", line 8, in main
    return ocrd_cli_wrap_processor(EynollahProcessor, *args, **kwargs)
  File "/build/core/src/ocrd/decorators/__init__.py", line 152, in ocrd_cli_wrap_processor
    run_processor(processorClass, mets_url=mets, workspace=workspace, **kwargs)
  File "/build/core/src/ocrd/processor/helpers.py", line 133, in run_processor
    raise err
  File "/build/core/src/ocrd/processor/helpers.py", line 130, in run_processor
    processor.process()
  File "/build/eynollah/qurator/eynollah/processor.py", line 63, in process
    Eynollah(**eynollah_kwargs).run()
  File "/build/eynollah/qurator/eynollah/eynollah.py", line 2277, in run
    cx_bigest, cy_biggest, _, _, _, _, _ = find_new_features_of_contours(contours_only_text_parent)
  File "/build/eynollah/qurator/eynollah/utils/contour.py", line 80, in find_new_features_of_contours
    areas_main = np.array([cv2.contourArea(contours_main[j]) for j in range(len(contours_main))])
  File "/build/eynollah/qurator/eynollah/utils/contour.py", line 80, in <listcomp>
    areas_main = np.array([cv2.contourArea(contours_main[j]) for j in range(len(contours_main))])
cv2.error: OpenCV(4.10.0) :-1: error: (-5:Bad argument) in function 'contourArea'
> Overload resolution failed:
>  - contour data type = object is not supported
>  - Expected Ptr<cv::UMat> for argument 'contour'

@jbarth-ubhd
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Workflow:

#!/bin/sh
set -e
set -x

singocrd () {
		docker run --rm -u $(id -u) -v $PWD:/data -v /home/jb/ocrd-models:/models -- ocrd/all:maximum "$@"
}

singocrd ocrd workspace init
singocrd ocrd workspace add -g P_00001 -G OCR-D-IMG -i OCR-D-IMG_00001 -m image/tiff OCR-D-IMG/00001.tif

singocrd ocrd-olena-binarize -P impl wolf -P k 0.10 -I OCR-D-IMG -O OCR-D-001
singocrd ocrd-tesserocr-crop -I OCR-D-001 -O OCR-D-002
singocrd ocrd-olena-binarize -P impl wolf -P k 0.10 -I OCR-D-002 -O OCR-D-003
singocrd ocrd-cis-ocropy-deskew -P level-of-operation page -I OCR-D-003 -O OCR-D-004
singocrd ocrd-eynollah-segment -P models default -I OCR-D-004 -O OCR-D-005
singocrd ocrd-tesserocr-recognize -P textequiv_level word -P model deu -I OCR-D-005 -O OCR-D-OCR

@vahidrezanezhad
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Did docker pull ocrd/all:maximum 2024-09-25 and tried it again. Does still not work:

+ docker run --rm -u 0 -v /home/jb/duerer1527/run4/0_i:/data -v /home/jb/ocrd-models:/models -- ocrd/all:maximum ocrd-eynollah-segment -P models default -I OCR-D-004 -O OCR-D-005
16:25:18.982 INFO eynollah - INPUT FILE P_00001 (1/1) 
16:25:20.648 INFO eynollah - Resizing and enhancing image...
16:25:20.649 INFO eynollah - Detected 600 DPI
16:25:41.426 INFO eynollah - Found 1 columns ([[9.9996e-01 4.0000e-05 0.0000e+00 0.0000e+00 0.0000e+00 0.0000e+00]])
16:25:41.446 INFO eynollah - detecting columns took 20.7s
16:25:41.480 INFO eynollah - Image was not enhanced.
16:25:41.641 INFO eynollah - Enhancing took 21.0s 
16:34:35.386 INFO eynollah - Textregion detection took 533.7s 
16:34:37.622 INFO eynollah - Graphics detection took 2.2s 
16:36:55.832 INFO eynollah - textline detection took 138.2s
16:37:58.427 INFO eynollah - slope_deskew: -90.00°
16:37:58.427 INFO eynollah - deskewing took 62.6s
16:37:58.931 INFO eynollah - detection of marginals took 0.5s
16:40:08.448 ERROR ocrd.processor.helpers.run_processor - Failure in processor 'ocrd-eynollah-segment'
Traceback (most recent call last):
  File "/build/core/src/ocrd/processor/helpers.py", line 130, in run_processor
    processor.process()
  File "/build/eynollah/qurator/eynollah/processor.py", line 63, in process
    Eynollah(**eynollah_kwargs).run()
  File "/build/eynollah/qurator/eynollah/eynollah.py", line 2277, in run
    cx_bigest, cy_biggest, _, _, _, _, _ = find_new_features_of_contours(contours_only_text_parent)
  File "/build/eynollah/qurator/eynollah/utils/contour.py", line 80, in find_new_features_of_contours
    areas_main = np.array([cv2.contourArea(contours_main[j]) for j in range(len(contours_main))])
  File "/build/eynollah/qurator/eynollah/utils/contour.py", line 80, in <listcomp>
    areas_main = np.array([cv2.contourArea(contours_main[j]) for j in range(len(contours_main))])
cv2.error: OpenCV(4.10.0) :-1: error: (-5:Bad argument) in function 'contourArea'
> Overload resolution failed:
>  - contour data type = object is not supported
>  - Expected Ptr<cv::UMat> for argument 'contour'

Traceback (most recent call last):
  File "/usr/local/bin/ocrd-eynollah-segment", line 33, in <module>
    sys.exit(load_entry_point('eynollah', 'console_scripts', 'ocrd-eynollah-segment')())
  File "/usr/local/lib/python3.8/site-packages/click/core.py", line 1157, in __call__
    return self.main(*args, **kwargs)
  File "/usr/local/lib/python3.8/site-packages/click/core.py", line 1078, in main
    rv = self.invoke(ctx)
  File "/usr/local/lib/python3.8/site-packages/click/core.py", line 1434, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/usr/local/lib/python3.8/site-packages/click/core.py", line 783, in invoke
    return __callback(*args, **kwargs)
  File "/build/eynollah/qurator/eynollah/ocrd_cli.py", line 8, in main
    return ocrd_cli_wrap_processor(EynollahProcessor, *args, **kwargs)
  File "/build/core/src/ocrd/decorators/__init__.py", line 152, in ocrd_cli_wrap_processor
    run_processor(processorClass, mets_url=mets, workspace=workspace, **kwargs)
  File "/build/core/src/ocrd/processor/helpers.py", line 133, in run_processor
    raise err
  File "/build/core/src/ocrd/processor/helpers.py", line 130, in run_processor
    processor.process()
  File "/build/eynollah/qurator/eynollah/processor.py", line 63, in process
    Eynollah(**eynollah_kwargs).run()
  File "/build/eynollah/qurator/eynollah/eynollah.py", line 2277, in run
    cx_bigest, cy_biggest, _, _, _, _, _ = find_new_features_of_contours(contours_only_text_parent)
  File "/build/eynollah/qurator/eynollah/utils/contour.py", line 80, in find_new_features_of_contours
    areas_main = np.array([cv2.contourArea(contours_main[j]) for j in range(len(contours_main))])
  File "/build/eynollah/qurator/eynollah/utils/contour.py", line 80, in <listcomp>
    areas_main = np.array([cv2.contourArea(contours_main[j]) for j in range(len(contours_main))])
cv2.error: OpenCV(4.10.0) :-1: error: (-5:Bad argument) in function 'contourArea'
> Overload resolution failed:
>  - contour data type = object is not supported
>  - Expected Ptr<cv::UMat> for argument 'contour'

@jbarth-ubhd Could you please provide the image? I need to reproduce the error first.

@jbarth-ubhd
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Is in https://digi.ub.uni-heidelberg.de/diglitData/v/duerer1527_-_0_i.tgz , see first post. Named duerer1527/run4/0_i/0_i.tif in .tgz. Need top copy to OCR-D-IMG/00001.tif

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@vahidrezanezhad @jbarth-ubhd