Kumataro
912cf2a028
Merge pull request #25280 from Kumataro:fix25274
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imgcodecs: jpeg: re-support to read CMYK Jpeg #25280
Close #25274
OpenCV Extra: https://github.com/opencv/opencv_extra/pull/1163
### Pull Request Readiness Checklist
See details at https://github.com/opencv/opencv/wiki/How_to_contribute#making-a-good-pull-request
- [x] I agree to contribute to the project under Apache 2 License.
- [x] To the best of my knowledge, the proposed patch is not based on a code under GPL or another license that is incompatible with OpenCV
- [x] The PR is proposed to the proper branch
- [x] There is a reference to the original bug report and related work
- [x] There is accuracy test, performance test and test data in opencv_extra repository, if applicable
Patch to opencv_extra has the same branch name.
- [x] The feature is well documented and sample code can be built with the project CMake
2024-03-29 17:38:06 +03:00
Stefan Dragnev
dabc325cac
jpeg: use libjpeg-turbo built-in color conversions
2024-01-17 11:21:25 +01:00
Berke
b4b69ae484
release png,jpeg resources in destructor
2022-07-14 17:03:57 +03:00
Alexander Alekhin
2a4926f417
Merge remote-tracking branch 'upstream/3.4' into merge-3.4
2022-06-26 14:22:24 +00:00
Kumataro
dd7b9000ad
Merge pull request #22064 from Kumataro:3.4-fix22052
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* imgcodecs: jpeg: add IMWRITE_JPEG_SAMPLING_FACTOR parameter
* fix compile error
* imgcodecs: jpeg: add CV_LOG_WARNING() and fix how to initilize Mat
* imgcodecs: jpeg: fix for C++98 mode.
* samples: imgcodec_jpeg: Remove license
2022-06-20 21:42:50 +03:00
OpenCV Developers
d9a444ca1a
Merge remote-tracking branch 'upstream/3.4' into merge-3.4
2022-05-14 11:23:21 +00:00
hellodoge
e4ed2d2e42
fix JpegEncoder::write
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3rdparty/libjpeg-turbo/src/jpeglib.h:
`* NB: you must set up the error-manager BEFORE calling jpeg_create_xxx.`
2022-05-11 13:08:02 +03:00
Suleyman TURKMEN
0e6a2c0491
fix legacy constants
2022-01-03 15:08:10 +03:00
Alexander Alekhin
e5d78960c6
Merge remote-tracking branch 'upstream/3.4' into merge-3.4
2021-02-12 21:34:49 +00:00
Rachel A
650836d700
Exif parsing for PNG files to support Exif orientation tag. Moved decoder specific Exif parsing to JPEG and PNG decoders, respectively. Issue 16579
2021-02-09 10:35:27 -08:00
Alexander Alekhin
619180dffd
Merge remote-tracking branch 'upstream/3.4' into merge-3.4
2020-03-06 20:41:30 +00:00
Alexander Alekhin
4a39b12a78
imgcodecs(jpeg): drop unnecessary code
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- standard huffman tables are handled by modern libjpeg-turbo
2020-02-28 18:55:14 +03:00
luz.paz
fcc7d8dd4e
Fix modules/ typos
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Found using `codespell -q 3 -S ./3rdparty -L activ,amin,ang,atleast,childs,dof,endwhile,halfs,hist,iff,nd,od,uint`
backporting of commit: ec43292e1e
2019-08-16 17:34:29 +03:00
luz.paz
ec43292e1e
Fix modules/ typos
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Found using `codespell -q 3 -S ./3rdparty -L activ,amin,ang,atleast,childs,dof,endwhile,halfs,hist,iff,nd,od,uint`
2019-08-15 18:02:09 -04:00
Vadim Pisarevsky
11eafca3e2
removed C API in the following modules: photo, video, imgcodecs, videoio ( #13060 )
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* removed C API in the following modules: photo, video, imgcodecs, videoio
* trying to fix various compile errors and warnings on Windows and Linux
* continue to fix compile errors and warnings
* continue to fix compile errors, warnings, as well as the test failures
* trying to resolve compile warnings on Android
* Update cap_dc1394_v2.cpp
fix warning from the new GCC
2018-11-09 00:52:09 +03:00
Alexander Alekhin
b09a4a98d4
opencv: Use cv::AutoBuffer<>::data()
2018-07-04 19:11:29 +03:00
Tomoaki Teshima
fe7b3f1228
clean up the code
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* disable the warning in CMake, not int the code using pragma
2017-12-22 08:42:21 +09:00
Alexander Alekhin
aacae20657
imgcodesc: fix code problems with integer overflow / address arithmetic / UB
2017-08-23 17:27:27 +03:00
Alexander Alekhin
602f047fe8
build: replace WIN32 => _WIN32
2017-07-25 13:30:48 +03:00
Maksim Shabunin
a769d69a9d
Fixed several issues found by static analysis
2017-06-28 18:06:18 +03:00
Maksim Shabunin
32d4af36e2
Fixing some static analysis issues
2017-06-27 14:30:26 +03:00
Arkadiusz Raj
f893ee5cec
Added IMREAD_IGNORE_ORIENTATION flag
2016-11-09 18:09:22 +01:00
Maksim Shabunin
a54870aace
Added filename emptyness check to the Exif reader, fixes 6120
2016-02-16 11:37:36 +03:00
Maksim Shabunin
4a294775da
Coverity: fixed uninitialized field in ExifReader
2015-12-09 14:25:08 +03:00
micalan
0a306f8804
Camera orientation handling is added for jpeg files
2015-10-23 21:19:35 +03:00
Maksim Shabunin
771af4f32d
Some changes to support mingw-w64
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- IPP is disabled by default when compiler is mingw (couldn't make it
work)
- fixed some warnings
- fixed some `__GNUC__` version checks (for correctness and convenience)
- removed UTF-8 BOM from hough.cpp (fixes #5253 )
2015-09-01 00:59:08 +03:00
Maksim Shabunin
14d7b38613
Fixing GCC 4.9 warnings
2015-07-22 16:12:31 +03:00
Suleyman TURKMEN
7b7d54df68
new function imread_reduced()
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by this new function we can set libjpeg "scale_denom" parameter and load jpeg images scaled 1/2 - 1/4 - 1/8
other image formats resized after loading
2015-07-19 03:53:43 +03:00
Adil Ibragimov
8a4a1bb018
Several type of formal refactoring:
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1. someMatrix.data -> someMatrix.prt()
2. someMatrix.data + someMatrix.step * lineIndex -> someMatrix.ptr( lineIndex )
3. (SomeType*) someMatrix.data -> someMatrix.ptr<SomeType>()
4. someMatrix.data -> !someMatrix.empty() ( or !someMatrix.data -> someMatrix.empty() ) in logical expressions
2014-08-13 15:21:35 +04:00
Sergei Nikulov
eaec132091
#2992 : update after review
2014-07-30 00:03:41 +04:00
Sergey Nikulov
bd144cfa64
upmerged pull req #2974 to master - added more jpeg options to imgcodecs
2014-07-21 18:56:35 +04:00
vbystricky
4286f60387
Extract imgcodecs module from highgui
2014-07-07 16:28:08 +04:00
