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Extract UBO BTF archive format(UBO2003, UBO2014).

Project description

BTF Extractor

Extract UBO BTF archive format(UBO2003, UBO2014).

This repository uses zeroeffects/btf's btf.hh.

Extract to ndarray compatible with openCV(BGR, channels-last).

Build tested on

  • Windows 10 20H2 + MSVC v14.20
  • MacOS 11(Big Sur) + Homebrew GCC 10.2.0
  • Ubuntu 20.04 + GCC 9.3.0

Install

pip install btf-extractor

Example

>>> from btf_extractor import Ubo2003, Ubo2014

>>> btf = Ubo2003("UBO_CORDUROY256.zip")
>>> angles_list = list(btf.angles_set)
>>> image = btf.angles_to_image(*angles_list[0])
>>> print(image.shape)
(256, 256, 3)
>>> print(angles_list[0])
(0, 0, 0, 0)

>>> btf = Ubo2014("carpet01_resampled_W400xH400_L151xV151.btf")
>>> print(btf.img_shape)
(400, 400, 3)
>>> angles_list = list(btf.angles_set)
>>> image = btf.angles_to_image(*angles_list[0])
>>> print(image.shape)
(400, 400, 3)
>>> print(angles_list[0])
(60.0, 270.0, 60.0, 135.0)

Project details


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