[Digikam-devel] Review Request 108821: fix libjpeg detection for libjpeg-turbo

[Heena Mahour]

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>MACRO_LOG_FEATURE(JPEG_FOUND "libjpeg" "JPEG image format support" "http://www.ijg.org" FALSE "8" "needed for the LibRaw DNG lossy codec")
It should be MACRO_LOG_FEATURE(JPEG_FOUND "libjpeg" "JPEG image format support" "http://www.ijg.org" FALSE "80" "needed for the LibRaw DNG lossy codec").
Please remove whitespaces .

- Heena Mahour


On Feb. 6, 2013, 10:05 p.m., Kevin Kofler wrote:
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> https://git.reviewboard.kde.org/r/108821/
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> 
> (Updated Feb. 6, 2013, 10:05 p.m.)
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> 
> Review request for Digikam and KDE Graphics.
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> Repository: libkdcraw
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> Description
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> This fixes the libjpeg detection to check for the availability of jpeg_mem_src rather than for JPEG_LIB_VERSION, allowing to build the JPEG functionality with libjpeg-turbo >= 1.2.90.
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> RawSpeed/DngDecoderSlices.cpp tries to define its own jpeg_mem_src function if JPEG_LIB_VERSION < 80, so patch it to use the detected USE_JPEG8 instead to avoid the redefinition and the resulting compiler error.
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> Note: This patch is against 4.10, master is even more broken due to http://commits.kde.org/libkdcraw/016a3f26084b4bf7e0302ede362d937eb2dd4910 ("Fix compilation on Windows"), which unconditionally removes the USE_JPEG define, meaning JPEG support will never be built at all. This is clearly incorrect.
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> Diffs
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>   libraw/CMakeLists.txt 581e7b1 
>   libraw/RawSpeed/DngDecoderSlices.cpp 28a137e 
>   libraw/RawSpeed/rawspeed.jpeg-version.patch PRE-CREATION 
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> Diff: https://git.reviewboard.kde.org/r/108821/diff/
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> Testing
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> Builds (and detects jpeg_mem_src) in Rawhide (libkdcraw 4.10.0 release, libjpeg-turbo 20130204 snapshot (svn922, approx. 1.2.90)).
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> 
> Thanks,
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> Kevin Kofler
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>

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