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The "-monochrome" parameter loses all the visible information and gets a full black picture #594

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barrer opened this Issue Jul 21, 2017 · 3 comments

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barrer commented Jul 21, 2017

convert -brightness-contrast -10x20 20170721.jpg 20170721-correct.png
convert -brightness-contrast -10x20 -monochrome 20170721.jpg 20170721-lost-information.png

picture:
https://github.com/barrer/bug-report/tree/master/imagemagick

environment:
https://github.com/barrer/bug-report/blob/master/imagemagick/20170721.txt

dlemstra pushed a commit that referenced this issue Jul 21, 2017

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mikayla-grace Jul 21, 2017

Thanks for the problem report. We can reproduce it and will have a patch to fix it in GIT master branch @ https://github.com/ImageMagick/ImageMagick later today. The patch will be available in the beta releases of ImageMagick @ http://www.imagemagick.org/download/beta/ by sometime tomorrow.

mikayla-grace commented Jul 21, 2017

Thanks for the problem report. We can reproduce it and will have a patch to fix it in GIT master branch @ https://github.com/ImageMagick/ImageMagick later today. The patch will be available in the beta releases of ImageMagick @ http://www.imagemagick.org/download/beta/ by sometime tomorrow.

dlemstra pushed a commit that referenced this issue Jul 21, 2017

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glennrp Jul 21, 2017

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glennrp commented Jul 21, 2017

@dlemstra dlemstra added the bug label Jul 21, 2017

@dlemstra dlemstra closed this Jul 21, 2017

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barrer Jul 21, 2017

@glennrp Thank you very much! I have installed 6.9.9 (brew install imagemagick@6), work perfectly! Wait until the 7 version of the repair I then test it!

barrer commented Jul 21, 2017

@glennrp Thank you very much! I have installed 6.9.9 (brew install imagemagick@6), work perfectly! Wait until the 7 version of the repair I then test it!

dlemstra pushed a commit that referenced this issue Jul 21, 2017

dlemstra pushed a commit that referenced this issue Jul 21, 2017

netbsd-srcmastr pushed a commit to NetBSD/pkgsrc that referenced this issue Sep 13, 2017

wiz
ImageMagick: update to 7.0.7.2.
2017-09-11  7.0.7-2 Glenn Randers-Pehrson <glennrp@image...>
  * Use signed integer arithmetic to caluculate timezone corrections (reference
    ImageMagick/ImageMagick#685).

2017-09-09  7.0.7-1 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.7-1, GIT revision 21065:ab2194121:20170909.

2017-09-09  7.0.7-1 Cristy  <quetzlzacatenango@image...>
  * Fixed numerous memory leaks (reference
    https://github.com/ImageMagick/ImageMagick/issues).

2017-09-05 7.0.7-1 Dirk Lemstra <dirk@lem.....org>
  * Added -define tiff:write-layers=true to add support for writing layered
    tiff files.

2017-09-03  7.0.7-0 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.7-0, GIT revision 20996:2f8ac2203:20170903.

2017-08-28  7.0.7-0 Cristy  <quetzlzacatenango@image...>
  * Fixed numerous memory leaks (reference
    https://github.com/ImageMagick/ImageMagick/issues).
  * Don't overwrite symbolic links when the shred policy is enabled.

2017-08-27  7.0.6-10 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.6-10, GIT revision 20920:9940c367a:20170827.

2017-08-27  7.0.6-10 Cristy  <quetzlzacatenango@image...>
  * Support -metric ssim, structual similarity index.

2017-08-26  7.0.6-10 Dirk Lemstra <dirk@lem.....org>
  * Fixed thread safety issue inside the pango and librsvg decoder
    (reference: dlemstra/Magick.NET#91).

2017-08-20  7.0.6-9 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.6-9, GIT revision 20860:3f307d8ad:20170820.

2017-08-18  7.0.6-9 Glenn Randers-Pehrson <glennrp@image...>
  * Fixed bug with writing tIME chunk when timezone has a negative offset
    (reference: ImageMagick/ImageMagick#685)

2017-08-18  7.0.6-8 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.6-8, GIT revision 20838:e2eb79427:20170818.

2017-08-14  7.0.6-7 Cristy  <quetzlzacatenango@image...>
  * Fixed numerous memory leaks (reference
    https://github.com/ImageMagick/ImageMagick/issues).
  * Support CubicSpline resize filter.  Define the lobes with the
    -define filter:lobes={2,3,4} (reference
    https://www.imagemagick.org/discourse-server/viewtopic.php?f=2&t=32506).
  * Prevent assertion failure when creating PDF thumbnail (reference
    ImageMagick/ImageMagick#674).

2017-08-12  7.0.6-7 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.6-7, GIT revision 20799:0db4d8a16:20170812.

2017-08-12  7.0.6-7 Cristy  <quetzlzacatenango@image...>
  * Improve EPS aliasing (reference
    https://www.imagemagick.org/discourse-server/viewtopic.php?f=3&t=32497).

2017-08-11  7.0.6-7 Dirk Lemstra <dirk@lem.....org>
  * Added a new option called 'dds:fast-mipmaps' (reference
    ImageMagick/ImageMagick#558)
  * The mipmaps of a dds image can now be created from a list of images with
    -define dds:mipmaps=fromlist (reference
    https://www.imagemagick.org/discourse-server/viewtopic.php?f=2&t=30236).

2017-08-10  7.0.6-6 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.6-6, GIT revision 20775:061d0fa25:20170810.

2017-08-10  7.0.6-6 Cristy  <quetzlzacatenango@image...>
  * Fixed numerous memory leaks (reference
    https://github.com/ImageMagick/ImageMagick/issues).

2017-08-10  7.0.6-6 Glenn Randers-Pehrson <glennrp@image...>
  * tests/validate.c: Show the reason for failures in the test logs,
    if available.

2017-08-03  7.0.6-6 Glenn Randers-Pehrson <glennrp@image...>
  * Put UTC time in the PNG tIME chunk instead of local time (reference
    https://www.imagemagick.org/discourse-server/viewtopic.php?f=3&t=32447).

2017-08-02  7.0.6-5 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.6-5, GIT revision 20715:26b28d50a:20170802.

2017-08-01  7.0.6-5 Cristy  <quetzlzacatenango@image...>
  * Fixed numerous memory leaks (reference
    https://github.com/ImageMagick/ImageMagick/issues).

2017-07-29  7.0.6-5 Glenn Randers-Pehrson <glennrp@image...>
  * Properly set image->colorspace in the PNG decoder (previously
    it was setting image->gamma, but only setting image->colorspace
    for grayscale and gray-alpha images.  Reference
    https://www.imagemagick.org/discourse-server/viewtopic.php?f=3&t=32418).
  * Fix improper use of NULL in the JNG decoder (CVE-2017-11750, Reference
    ImageMagick/ImageMagick#632).
  * Added "-define png:ignore-crc" option to PNG decoder. When you know
    your image has no CRC or ADLER32 errors, this can speed up decoding.
    It is also helpful in debugging bug reports from "fuzzers".

2017-07-29  7.0.6-5 Cristy  <quetzlzacatenango@image...>
  * Off by one error for gradient coder (reference
    https://www.imagemagick.org/discourse-server/viewtopic.php?f=3&t=32416),
    ImageMagick/ImageMagick#612).

2017-07-28  7.0.6-4 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.6-4, GIT revision 20657:4e81160d6:20170728.

2017-07-24  7.0.6-4 Cristy  <quetzlzacatenango@image...>
  * YUV coder no longer renders streaks (reference
    ImageMagick/ImageMagick#612).
  * Fixed numerous memory leaks (reference
    https://github.com/ImageMagick/ImageMagick/issues) including
    ImageMagick/ImageMagick#618 (CVE-2017-12676).
  * coders/png.c: Initialized quantum_scanline and quantum_info
    to prevent a bad free (reference
    ImageMagick/ImageMagick#621).

2017-07-25  7.0.6-4 Glenn Randers-Pehrson <glennrp@image...>
  * Removed write_chunk_from_profile() from coders/png.c because it has
    not worked at least since version 6.7.6.
  * Removed many redundant checks before RelinquishMagickMemory(), which
    is safe to call with a NULL argument.
  * Added experimental PNG orNT chunk, to store image->orientation.
  * Removed vpAg chunk write support (we are now writing caNv instead).

2017-07-24  7.0.6-3 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.6-3, GIT revision 20598:cc9c43b44:20170724.

2017-07-23  7.0.6-3 Cristy  <quetzlzacatenango@image...>
  * Fixed numerous memory leaks (reference
    https://github.com/ImageMagick/ImageMagick/issues).

2017-07-23  7.0.6-3 Glenn Randers-Pehrson <glennrp@image...>
  * Fix memory leaks when reading a malformed JNG image:
    ImageMagick/ImageMagick#600 (CVE-2017-13141),
    ImageMagick/ImageMagick#602 (CVE-2017-12565).

2017-07-21  7.0.6-2 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.6-2, GIT revision 20549:62fcf3d96:20170721.

2017-07-19  7.0.6-2 Cristy  <quetzlzacatenango@image...>
  * Fixed numerous memory leaks (reference
    https://github.com/ImageMagick/ImageMagick/issues).
  * The -monochrome option no longer returns a blank canvas (reference
    ImageMagick/ImageMagick#594).
  * coders/png.c: fixed memory leak of quantum_info (CVE-2017-11539, reference
    ImageMagick/ImageMagick#582
  * coders/png.c: fixed NULL dereference when trying to write an empty MNG
    (CVE-2017-11522, reference
    ImageMagick/ImageMagick#586).

2017-07-15  7.0.6-2 Glenn Randers-Pehrson <glennrp@image...>
  * Added caNv, eXIf, and pHYs to the list of PNG chunks to be removed
    by the "-strip" option.

2017-07-15  7.0.6-1 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.6-1, GIT revision 20447:c2a315e10:20170715.

2017-07-13  7.0.6-1 Glenn Randers-Pehrson <glennrp@image...>
  * Implemented PNG eXIf chunk support.

2017-07-08  7.0.6-1 Cristy  <quetzlzacatenango@image...>
  * Support new -auto-threshold option.  OTSU and Triangle methods are
    currently supported.  Look for the Kapur method in the next release.
  * Fixed numerous memory leaks (reference
    https://github.com/ImageMagick/ImageMagick/issues).
  * Don't use variable float_t / double_t, bump SO (reference
    ImageMagick/ImageMagick#510).
  * Support DNG images with libraw delegate library.

2017-07-02  7.0.6-1 Glenn Randers-Pehrson <glennrp@image...>
  * Reject PNG file that is too small (under 60 bytes) to contain
    a valid image.
  * Reject JPEG file that is too small (under 107 bytes) to contain
    a valid image.
  * Reject JNG file that is too small (under 147 bytes) to contain
    a valid image.

2017-06-22  7.0.6-1 Glenn Randers-Pehrson <glennrp@image...>
  * Stop a memory leak in read_user_chunk_callback() (reference
    ImageMagick/ImageMagick#517,
    CVE 2017-11310).
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