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Task #4729 (closed)

Opened 13 years ago

Closed 13 years ago

Last modified 13 years ago

LZWCodec compress uncompress

Reported by: jburel Owned by: mlinkert
Priority: major Milestone: OMERO-Beta4.3
Component: Bio-Formats Version: n.a.
Keywords: n.a. Cc: cxallan, jamoore, mlinkert
Resources: n.a. Referenced By: n.a.
References: n.a. Remaining Time: 0.0d
Sprint: 2011-04-21 (10)

Description

  • md5 plane = m1
  • Compress using the LZWCodec
  • Decompress using same codec options
  • md5 plane = m2
  • Problem m1 != m2

Test written in
loci/tests/testng/CompressDecompressTest.java

Change History (3)

comment:1 Changed 13 years ago by mlinkert

  • Remaining Time set to 0.5
  • Sprint set to 2011-04-21 (10)

comment:2 Changed 13 years ago by Melissa Linkert <melissa@…>

  • Remaining Time changed from 0.5 to 0
  • Resolution set to fixed
  • Status changed from new to closed

(In [7c314b1b4c772a3defd9f350a514269db3e0ae71/bioformats.git]) Fix CompressDecompressTest? failures. Closes #4729.

Many of the failures were caused by the input data being all zero, or
the pre-compression/post-decompression MD5s mismatching because the
codec was lossy.

Also, add an Ant target to run CompressDecompressTest? (test-tiff-compress).

comment:3 Changed 13 years ago by Melissa Linkert <melissa@…>

(In [7c314b1b4c772a3defd9f350a514269db3e0ae71/bioformats.git]) Fix CompressDecompressTest? failures. Closes #4729.

Many of the failures were caused by the input data being all zero, or
the pre-compression/post-decompression MD5s mismatching because the
codec was lossy.

Also, add an Ant target to run CompressDecompressTest? (test-tiff-compress).

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