| #------------------------------------------------------------- |
| # |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you under the Apache License, Version 2.0 (the |
| # "License"); you may not use this file except in compliance |
| # with the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, |
| # software distributed under the License is distributed on an |
| # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| # KIND, either express or implied. See the License for the |
| # specific language governing permissions and limitations |
| # under the License. |
| # |
| #------------------------------------------------------------- |
| |
| images=read($in_file) |
| |
| augmented_images = matrix(0, rows=2*nrow(images), cols=ncol(images)) |
| |
| parfor (idx in 0:(nrow(images)-1), check = 0) { |
| i = idx + 1 |
| image2d = matrix(images[i,], $height, $width) |
| |
| x_flip = img_mirror(image2d, TRUE) |
| augmented_images[idx*2+1,] = matrix(x_flip, 1, $width * $height) |
| |
| y_flip = img_mirror(image2d, FALSE) |
| augmented_images[idx*2+2,] = matrix(y_flip, 1, $width * $height) |
| } |
| |
| write(augmented_images, $out_file) |