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Published 20 hours ago • verified publisher icon DoubangoTelecom
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Insanely fast Open Source Computer Vision library for ARM and x86 devices (Up to #50 times faster than OpenCV)

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Camera calibration not working with 3264x2448 images (iPhone6)

Sample images at C:\Projects\GitHub\adas-videos\iPhone6\calibration\3264x2448

DoubangoTelecom avatar DoubangoTelecom

Add support for "ceres-solver" a Nonlinear Least Squares Minimizer

http://ceres-solver.org/index.html

DoubangoTelecom avatar DoubangoTelecom

Change pattern used in camera calibration: use more connected one

DoubangoTelecom avatar DoubangoTelecom

compv_atomic_/(inc)/(dec) -> should lead to compilation error if neither visual studio nor gcc

DoubangoTelecom avatar DoubangoTelecom

In all ARM intrin functions, use '__compv_builtin_assume_aligned'

DoubangoTelecom avatar DoubangoTelecom

posix_realloc_aligned -> relloc first then check if address changed

DoubangoTelecom avatar DoubangoTelecom

Add AVX-512 implementation for histogram (gather/scatter)

DoubangoTelecom avatar DoubangoTelecom

In arm assembler, replace "#define vecxxx vn" with "vecxxx .req vn"

DoubangoTelecom avatar DoubangoTelecom

CompVImageScaleBilinear_Asm_XXX_YYY not faster than intrin implementations: no latency hiding technics used (rearrange instructions)

1 comment

DoubangoTelecom avatar DoubangoTelecom

Use MOVZX or MOVSX (al/ax/bx/bl/ah/bh...) to avoid "Partial register stall" issues

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DoubangoTelecom avatar DoubangoTelecom

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verified publisher icon DoubangoTelecom

Metadata

Insanely fast Open Source Computer Vision library for ARM and x86 devices (Up to #50 times faster than OpenCV)

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