| # Copyright 2020 The Chromium OS Authors. All rights reserved. |
| # Distributed under the terms of the GNU General Public License v2 |
| |
| EAPI=7 |
| |
| inherit dlc |
| |
| DESCRIPTION="Google handwriting recognition library for Chrome OS" |
| HOMEPAGE="https://www.chromium.org/chromium-os" |
| SRC_URI="gs://chromeos-localmirror/distfiles/libhandwriting-${PV}.tar.gz" |
| |
| LICENSE="BSD-Google Apache-2.0 MPL-2.0 icu-58" |
| SLOT="0" |
| KEYWORDS="*" |
| |
| IUSE="ondevice_handwriting ondevice_handwriting_dlc dlc" |
| |
| # ondevice_handwriting and ondevice_handwriting_dlc should be enabled at most |
| # one. And if ondevice_handwriting_dlc is enabled; dlc should also be enabled. |
| REQUIRED_USE=" |
| ondevice_handwriting_dlc? ( dlc ) |
| ?? ( ondevice_handwriting ondevice_handwriting_dlc )" |
| |
| S="${WORKDIR}" |
| |
| # The storage space for this dlc. This sets up the upper limit of this dlc to be |
| # DLC_PREALLOC_BLOCKS * 4KB = 40MB for now. |
| DLC_PREALLOC_BLOCKS="10240" |
| |
| src_install() { |
| insinto /usr/include/chromeos/libhandwriting/ |
| doins handwriting_interface.h |
| insinto /usr/include/chromeos/libhandwriting/proto/ |
| doins handwriting_interface.proto |
| sed -i 's!chrome/knowledge/handwriting/!!g' handwriting_validate.proto || die |
| doins handwriting_validate.proto |
| |
| if ! use ondevice_handwriting && ! use ondevice_handwriting_dlc; then |
| return |
| fi |
| |
| if use ondevice_handwriting; then |
| local handwritinglib_path="/opt/google/chrome/ml_models/handwriting/" |
| else |
| local handwritinglib_path="$(dlc_add_path /)" |
| fi |
| |
| insinto "${handwritinglib_path}" |
| # Install the shared library. |
| insopts -m0755 |
| newins "libhandwriting-${ARCH}.so" "libhandwriting.so" |
| insopts -m0644 |
| # Install the model files for english. |
| doins latin_indy.compact.fst latin_indy.pb latin_indy.tflite |
| doins latin_indy_conf.tflite latin_indy_seg.tflite |
| # Install the model files for gesture recognition. |
| newins gic20190510.tflite gic.reco_model.tflite |
| newins gic20190510_cros.ondevice.recospec.pb gic.recospec.pb |
| |
| # Run dlc_src_install. |
| if use ondevice_handwriting_dlc; then |
| dlc_src_install |
| fi |
| |
| # Only enable the tests for ondevice_handwriting. |
| if use ondevice_handwriting; then |
| # Install the testing data. |
| insinto /build/share/libhandwriting/ |
| doins handwriting_labeled_requests.pb |
| doins gesture_labeled_requests.pb |
| fi |
| } |
