{ lib, stdenv, fetchFromGitHub, autoreconfHook, autoconf-archive, pkg-config , leptonica, libpng, libtiff, icu, pango, opencl-headers, fetchpatch }: stdenv.mkDerivation rec { pname = "tesseract"; version = "5.1.0"; src = fetchFromGitHub { owner = "tesseract-ocr"; repo = "tesseract"; rev = version; sha256 = "sha256-B1x3wxr9Sn2rsG8AHncPTEErhDo7YtpDRxfW9ZOPWoU="; }; enableParallelBuilding = true; nativeBuildInputs = [ pkg-config autoreconfHook autoconf-archive ]; buildInputs = [ leptonica libpng libtiff icu pango opencl-headers ]; meta = { description = "OCR engine"; homepage = "https://github.com/tesseract-ocr/tesseract"; license = lib.licenses.asl20; maintainers = with lib.maintainers; [ anselmschueler ]; platforms = with lib.platforms; linux ++ darwin; }; }