8 Commits

Author	SHA1	Message	Date
Developer-Ecosystem-Engineering	9557b9f70f	Improve SIFT for arm64/Apple silicon ... - Reduce branch density by collapsing compares. - Fix windows build errors - Use OpenCV universal intrinsics - Use v_check_any and v_signmask as requested	2021-06-17 10:14:48 -07:00
Yosshi999	1834eed809	Merge pull request #18001 from Yosshi999:sift-8bit-descr ... * 8-bit SIFT descriptors * use clearer parameter * update docs * propagate type info * overload function for avoiding ABI-break * bugfix: some values are undefined when CV_SIMD is absent	2020-08-17 10:28:44 +00:00
Alexander Alekhin	d41b20b268	Merge pull request #17830 from alalek:fix_17815	2020-07-13 18:52:34 +00:00
Alexander Alekhin	36da867caf	features2d: v_fma => v_muladd for integers	2020-07-13 17:31:08 +00:00
Yosshi999	0df8fb70b4	use bufferarea for allocating buffer	2020-07-09 16:50:20 +00:00
Yosshi999	920c180052	use universal SIMD intrinsics for SIFT	2020-06-30 06:44:12 +00:00
Alexander Alekhin	1f9713195b	features2d(sift): enable runtime dispatching	2020-05-03 11:59:27 +00:00
Alexander Alekhin	7093752cb5	features2d: copy sift.simd.hpp	2020-04-27 18:17:15 +00:00