Commit Graph

655 Commits

Author SHA1 Message Date
Alexander Alekhin
f4d55d512f
imgproc: fix bit-exact GaussianBlur() / sepFilter2D() (#15855)
* imgproc: fix bit-exact GaussianBlur() / sepFilter2D()

- avoid kernels with bad approximation
- GaussiabBlur - apply error-diffusion approximation for kernel (8-bit fraction)

* java(test): update features2d ref data

* test: update test_facedetect
2019-11-18 01:39:27 +03:00
Chip Kerchner
a71ff50130 Merge pull request #15623 from ChipKerchner:optimizeHOGpipeline
* Use circular lut hustory buffer in computeGradient of HOG

* Initialize prefetch data outside main loop.  Avoid code duplication.
2019-10-29 13:42:20 +03:00
APrigarina
c99db2b9db bug fix 2019-10-04 13:02:54 +03:00
ann
5c9a624a85 Merge pull request #15356 from APrigarina:3.4_version2
QR-Code detection: accuracy improvement

* first commit

* resize improvement

* resize improvement

* dummy commit

* warnings fix

* warnings fix

* warnings fix

* test added

* resize fix

* resize fix

* tests changed

* tests changed
2019-09-30 21:33:58 +03:00
Alexander Alekhin
5a497077f1 objdetect: add input check in HOG detector 2019-08-23 16:14:53 +03:00
Chip Kerchner
d513fb4c8e Merge pull request #15199 from ChipKerchner:hogToHal
Convert HOG from SSE SIMD to HAL - 35-45% faster on Power (VSX) (#15199)

* Convert SSE SIMD to HAL. 35-45% improvement for Power (VSX)

* Remove CV_NEON code. Use v_floor instead of 3 lines of code.

* Invert comparison logic to simplify code.

* Change initialization from v_load to constructor type.
2019-08-08 18:57:03 +03:00
Alexander Alekhin
321c74ccd6 objdetect: validate feature rectangle on reading 2019-07-25 18:58:53 +03:00
Alexander Alekhin
13a782c039 test: fix usage of findDataFile()
misused 'optional' mode
2019-06-20 18:20:14 +03:00
Alexander Nesterov
a9769b9202 Remove check and added binding tests 2019-06-07 14:53:40 +00:00
Ahmed Ashour
f9564e053d java: test: use assertNotNull and assertFalse 2019-05-24 10:45:09 +02:00
Alexander Alekhin
a0a1fb5fec python: discover tests from module/misc/python/test paths 2019-04-10 18:35:35 +00:00
Suleyman TURKMEN
794c14b29a code clean up 2019-01-14 22:21:21 +03:00
Alexander Alekhin
2f3e06ac1f objdetect(qrcode): don't process small/non-regular images 2018-12-21 12:19:35 +03:00
Alexander Nesterov
adb630ba3a Corrected parameters 2018-11-29 11:57:45 -01:00
Alexander Nesterov
82c2aa6e65 Added bugfix and some tests 2018-11-12 12:08:02 -01:00
Vadim Pisarevsky
82e8657a6d backport: refined QRCodeDetector API for OpenCV 4.0 2018-11-09 22:27:38 +00:00
tompollok
2da56d5af6 refactoring catching all exceptions as const ref 2018-11-08 19:59:47 +03:00
Alexander Alekhin
b74b05d1b3 Revert CV_TRY/CV_CATCH macros
This reverts commit 7349b8f5ce (partially).
2018-11-08 19:56:52 +03:00
Alexander Nesterov
aba66352dd Fix dataset: russian.jpg 2018-10-29 10:30:49 -01:00
Alexander Alekhin
defeda2f70 Merge pull request #12905 from tomoaki0705:fixQrcodePeakyFailure 2018-10-25 16:24:56 +00:00
Alexander Alekhin
f50b58b509 Merge pull request #12854 from allnes:detect_qr_code 2018-10-25 14:16:55 +00:00
Alexander Nesterov
d305fd4fca Added perf tests with sanity check 2018-10-24 16:37:56 +00:00
Alexander Alekhin
8486f1b8f0 Merge pull request #12888 from alalek:cmake_fix_objdetect 2018-10-24 16:22:26 +00:00
maver1
e397434cb6 Merge pull request #12877 from maver1:3.4
* Updated ICV packages and IPP integration

* core(test): minMaxIdx IPP regression test

* core(ipp): workaround minMaxIdx problem

* core(ipp): workaround meanStdDev() CV_32FC3 buffer overrun

* Returned semicolon after CV_INSTRUMENT_REGION_IPP()
2018-10-24 15:02:53 +03:00
Tomoaki Teshima
d3f75df0a6 objdetect: fix test failure of QR code on Aarch64
* use boundingRect instead of manual loop
2018-10-24 09:35:02 +09:00
Mansoo Kim
6974fce183 cmake: fix objdetect QR decoder link_libraries 2018-10-21 15:13:43 +00:00
Alexander Alekhin
6d2cfac303 objdetect: validate QRdecode inputs
- drop unnecessary matrix initialization
2018-10-15 17:16:17 +00:00
tompollok
0b77600718 change area() emptiness checks to empty() 2018-10-13 21:35:10 +02:00
Alexander Nesterov
53ec8f286b Added QR code decoding. 2018-10-10 15:27:00 +00:00
Suleyman TURKMEN
ee0c985491 Merge pull request #12649 from sturkmen72:patch-9
Update hog.cpp (#12649)
2018-10-01 22:22:37 +03:00
Suleyman TURKMEN
98f6ea0785 Update hog.cpp 2018-09-20 13:45:01 +03:00
Hamdi Sahloul
5d54def264 Add semicolons after CV_INSTRUMENT macros 2018-09-14 06:45:31 +09:00
Vadim Pisarevsky
acbfd85737 Merge pull request #12204 from allnes:detect_qr_code 2018-09-12 11:55:44 +00:00
Alexander Nesterov
1fb7ee0e16 Optimiaztion search template lines and added sample 2018-09-11 11:46:36 +00:00
Suleyman TURKMEN
30a4e2f7ac Update hog.cpp 2018-09-10 16:49:39 +03:00
Alexander Alekhin
8a3c394d6a don't use constructors for C API structures 2018-09-06 14:34:16 +03:00
Alexander Alekhin
31fef14d76 Merge pull request #12136 from sturkmen72:update_documentation 2018-08-17 14:02:20 +00:00
Suleyman TURKMEN
c61bc3a0cb Update documentation and samples 2018-08-17 14:21:29 +03:00
Alexander Nesterov
f95a411ba3 Update binarization 2018-08-06 12:10:45 -03:00
Alexander Alekhin
8f57fc93ec Merge pull request #12123 from allnes:detect_qr_code 2018-08-03 16:52:26 +00:00
Alexander Nesterov
05830874d7 Refactor code 2018-08-01 12:15:40 -03:00
luz.paz
1e1a1855ae Source typo fixes 2018-07-31 18:44:23 +03:00
Alexander Alekhin
8f80565d9c objdetect(qr): update test code
improve error checks
2018-07-24 13:56:55 +03:00
Alexander Alekhin
f3ee07ca11 Merge pull request #11986 from alalek:build_eliminate_gcc8_warnings 2018-07-17 15:41:36 +00:00
Alexander Alekhin
7cc84ce8ab Merge pull request #11984 from mshabunin:fix-static-1 2018-07-17 15:40:48 +00:00
Maksim Shabunin
1da46fe6fb Fixed issues found by static analysis (mostly DBZ) 2018-07-17 16:14:54 +03:00
Alexander Alekhin
d5951bc033 build: eliminate GCC8 warnings 2018-07-16 17:24:12 +03:00
Alexander Nesterov
dee5f9a67b Update qrcode algorithm: fix seg. fault with kmeans 2018-07-14 21:51:21 +03:00
Alexander Nesterov
e38ea3a888 Update detect QRCode algorithm 2018-07-12 18:18:57 -03:00
berak
e14b2ba43c objdetect: validate input in qrcode 2018-07-07 16:56:40 +02:00