https://bugs.kde.org/show_bug.cgi?id=466651
Bug ID: 466651
Summary: Thumbnails from 16 bit float tif files are displayed
very darkly in Digikam
Classification: Applications
Product: digikam
Version: 8.0.0
Platform: Archlinux
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: Thumbs-Engine
Assignee: digikam-bugs-n...@kde.org
Reporter: leoutat...@gmx.fr
Target Milestone: ---
I create tif files from .NEF files with RawTherapee
16 bit tif thumbnails are displayed normally in Digikam
16 bit float thumbnails are displayed very dark
See example files here:
https://www.dropbox.com/s/p02b2hla5t7imby/_AVR0010-tif-16bit-float.tif?dl=0
https://www.dropbox.com/s/a7z1l874xiwk0j0/_AVR0010-tif-16bit.tif?dl=0
Conditions:
Arch Linux system
Digikam git version
CONSOLE DEBUG
digikam.metaengine: ExifTool "Load Metadata" "-json -G:0:1:2:4:6 -l
/home/mn/images/_AVR0010-tif-16bit.tif"
digikam.metaengine: Loading metadata with "Exiv2" backend from
"/home/mn/images/_AVR0010-tif-16bit.tif"
digikam.general: Metadata loading with Exiv2 took 129 ms ( true )
digikam.general: "Standard Exif Tags" decoding took 1 ms ( false )
digikam.general: "MakerNote Exif Tags" decoding took 1 ms ( false )
digikam.general: "IPTC Records" decoding took 0 ms ( true )
digikam.general: "XMP Schema" decoding took 0 ms ( true )
digikam.metaengine: ExifToolProcess::readOutput(): ExifTool command completed
digikam.metaengine: ExifTool complete command for action "Load Metadata" with
elasped time (ms): 181
digikam.metaengine: ExifTool Json map size: 258
digikam.metaengine: ExifTool parsed command for action "Load Metadata" 183
properties decoded
digikam.metaengine: ExifTool complete "Load Metadata" for
"/home/mn/images/_AVR0010-tif-16bit.tif"
digikam.general: scan mode: ScanDeferredFiles
digikam.general: total scan value : 19248
digikam.general: total scan value : 19682
qt.qpa.xcb: Unhandled client message: "_E_COMP_FLUSH"
qt.qpa.xcb: Unhandled client message: "_E_COMP_DUMP"
digikam.database: items to tag ()
digikam.database: Complete scan took: 5026 msecs.
digikam.general: parent is null
"Not supported"
"Not supported"
"Not supported"
"Not supported"
digikam.metaengine: ExifTool "Load Metadata" "-json -G:0:1:2:4:6 -l
/home/mn/images/_AVR0010-tif-16bit-float.tif"
digikam.metaengine: Loading metadata with "Exiv2" backend from
"/home/mn/images/_AVR0010-tif-16bit-float.tif"
digikam.general: Metadata loading with Exiv2 took 4 ms ( true )
digikam.general: "Standard Exif Tags" decoding took 5 ms ( false )
digikam.general: "MakerNote Exif Tags" decoding took 3 ms ( false )
digikam.general: "IPTC Records" decoding took 0 ms ( true )
digikam.general: "XMP Schema" decoding took 0 ms ( true )
digikam.metaengine: ExifToolProcess::readOutput(): ExifTool command completed
digikam.metaengine: ExifTool complete command for action "Load Metadata" with
elasped time (ms): 58
digikam.metaengine: ExifTool Json map size: 258
digikam.metaengine: ExifTool parsed command for action "Load Metadata" 183
properties decoded
digikam.metaengine: ExifTool complete "Load Metadata" for
"/home/mn/images/_AVR0010-tif-16bit-float.tif"
digikam.general: Try to get preview from
"/home/mn/images/_AVR0010-tif-16bit-float.tif"
digikam.general: Preview quality: 2
digikam.dimg: "/home/mn/images/_AVR0010-tif-16bit-float.tif" : "TIFF" file
identified
digikam.metaengine: Loading metadata with "Exiv2" backend from
"/home/mn/images/_AVR0010-tif-16bit-float.tif"
digikam.general: Stacked View Mode : 1
digikam.general: FocusPointsGroup: no Point to load
digikam.general: Try to get preview from "/home/mn/images/1920x1200.xcf"
digikam.general: Preview quality: 2
digikam.dimg: "/home/mn/images/1920x1200.xcf" : "QIMAGE" file identified
digikam.metaengine: Cannot load metadata from file with Exiv2 backend:
/home/mn/images/1920x1200.xcf (Error # 11 : "/home/mn/images/1920x1200.xcf:
The file contains data of an unknown image type"
digikam.metaengine: Check ExifTool availability: true
digikam.metaengine: ExifTool "Load Chunks" "-TagsFromFile
/home/mn/images/1920x1200.xcf -all:all -o -.exv"
digikam.metaengine: ExifToolProcess::readOutput(): ExifTool command completed
digikam.metaengine: ExifTool complete command for action "Load Chunks" with
elasped time (ms): 1625
digikam.metaengine: EXV chunk size: 0
digikam.metaengine: ExifTool parsed command for action "Load Chunks" 1
properties decoded
digikam.metaengine: ExifTool complete "Load Chunks" for
"/home/mn/images/1920x1200.xcf"
digikam.metaengine: Metadata chunk loaded with ExifTool
digikam.metaengine: Metadata chunk loaded with ExifTool has no data
digikam.metaengine: Loading metadata with "Exiv2" backend from
"/home/mn/images/1920x1200.xcf"
digikam.dimg.qimage: "/home/mn/images/1920x1200.xcf" is a 8 bits per color per
pixels QImage
digikam.general: Try to get preview from
"/home/mn/images/_AVR0010-tif-16bit.tif"
digikam.general: Preview quality: 2
digikam.dimg: "/home/mn/images/_AVR0010-tif-16bit.tif" : "TIFF" file identified
digikam.metaengine: Loading metadata with "Exiv2" backend from
"/home/mn/images/_AVR0010-tif-16bit.tif"
"Not supported"
qt.qpa.xcb: Unhandled client message: "_E_COMP_FLUSH"
qt.qpa.xcb: Unhandled client message: "_E_COMP_DUMP"
"Not supported"
"Not supported"
qt.qpa.xcb: Unhandled client message: "_E_COMP_FLUSH"
qt.qpa.xcb: Unhandled client message: "_E_COMP_DUMP"
"Not supported"
digikam.general: Stacked View Mode : 0
digikam.metaengine: ExifTool "Load Metadata" "-json -G:0:1:2:4:6 -l
/home/mn/images/_AVR0010-tif-16bit.tif"
digikam.metaengine: Loading metadata with "Exiv2" backend from
"/home/mn/images/_AVR0010-tif-16bit.tif"
digikam.general: Metadata loading with Exiv2 took 3 ms ( true )
digikam.general: "Standard Exif Tags" decoding took 4 ms ( false )
digikam.general: "MakerNote Exif Tags" decoding took 1 ms ( false )
digikam.general: "IPTC Records" decoding took 0 ms ( true )
digikam.general: "XMP Schema" decoding took 0 ms ( true )
digikam.metaengine: ExifToolProcess::readOutput(): ExifTool command completed
digikam.metaengine: ExifTool complete command for action "Load Metadata" with
elasped time (ms): 59
digikam.metaengine: ExifTool Json map size: 258
digikam.metaengine: ExifTool parsed command for action "Load Metadata" 183
properties decoded
digikam.metaengine: ExifTool complete "Load Metadata" for
"/home/mn/images/_AVR0010-tif-16bit.tif"
digikam.general: Stacked View Mode : 1
"Not supported"
digikam.general: Stacked View Mode : 0
qt.qpa.xcb: Unhandled client message: "_E_COMP_FLUSH"
qt.qpa.xcb: Unhandled client message: "_E_COMP_DUMP"
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