| #!/bin/bash |
| # Copyright 2022 Google LLC |
| # |
| # Licensed 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. |
| # ------------------------------------------------------------------------------ |
| # |
| # tests for command lines (grid) |
| |
| # Very verbose but useful for debugging. |
| set -ex |
| |
| if [[ "$#" -ge 1 ]]; then |
| # eval so that the passed in directory can contain variables. |
| BINARY_DIR="$(eval echo "$1")" |
| else |
| # Assume "tests" is the current directory. |
| BINARY_DIR="$(pwd)/.." |
| fi |
| if [[ "$#" -ge 2 ]]; then |
| TESTDATA_DIR="$(eval echo "$2")" |
| else |
| TESTDATA_DIR="$(pwd)/data" |
| fi |
| if [[ "$#" -ge 3 ]]; then |
| TMP_DIR="$(eval echo "$3")" |
| else |
| TMP_DIR="$(mktemp -d)" |
| fi |
| |
| AVIFENC="${BINARY_DIR}/avifenc" |
| AVIFDEC="${BINARY_DIR}/avifdec" |
| ARE_IMAGES_EQUAL="${BINARY_DIR}/tests/are_images_equal" |
| |
| # Input file paths. |
| INPUT_PNG="${TESTDATA_DIR}/paris_icc_exif_xmp.png" # 403 x 302 px |
| # Output file names. |
| ENCODED_FILE="avif_test_cmd_grid_encoded.avif" |
| DECODED_FILE="avif_test_cmd_grid_decoded.png" |
| ENCODED_FILE_2x2="avif_test_cmd_grid_2x2_encoded.avif" |
| DECODED_FILE_2x2="avif_test_cmd_grid_2x2_decoded.png" |
| ENCODED_FILE_7x5="avif_test_cmd_grid_7x5_encoded.avif" |
| DECODED_FILE_7x5="avif_test_cmd_grid_7x5_decoded.png" |
| |
| # Cleanup |
| cleanup() { |
| pushd ${TMP_DIR} |
| rm -- "${ENCODED_FILE}" "${DECODED_FILE}" \ |
| "${ENCODED_FILE_2x2}" "${DECODED_FILE_2x2}" \ |
| "${ENCODED_FILE_7x5}" "${DECODED_FILE_7x5}" |
| popd |
| } |
| trap cleanup EXIT |
| |
| pushd ${TMP_DIR} |
| echo "Testing basic grid" |
| "${AVIFENC}" -s 8 "${INPUT_PNG}" --grid 2x2 -o "${ENCODED_FILE_2x2}" |
| "${AVIFDEC}" "${ENCODED_FILE_2x2}" "${DECODED_FILE_2x2}" |
| |
| echo "Testing monochrome grid with odd width (403 px)" |
| "${AVIFENC}" -s 8 "${INPUT_PNG}" --grid 2x2 --yuv 400 -o "${ENCODED_FILE_2x2}" |
| "${AVIFDEC}" "${ENCODED_FILE_2x2}" "${DECODED_FILE_2x2}" |
| |
| echo "Testing max grid" |
| "${AVIFENC}" -s 8 "${INPUT_PNG}" --grid 7x5 -o "${ENCODED_FILE_7x5}" |
| "${AVIFDEC}" "${ENCODED_FILE_7x5}" "${DECODED_FILE_7x5}" |
| |
| # Lossy compression should give different results for different tiles. |
| "${ARE_IMAGES_EQUAL}" "${DECODED_FILE_2x2}" "${DECODED_FILE_7x5}" 1 && exit 1 |
| |
| echo "Testing grid patterns" |
| for GRID in 1x1 1x2 1x3 1x4 1x5 2x1 3x1 4x1 5x1 6x1 7x1; do |
| "${AVIFENC}" -s 10 "${INPUT_PNG}" --grid ${GRID} -o "${ENCODED_FILE}" |
| "${AVIFDEC}" "${ENCODED_FILE}" "${DECODED_FILE}" |
| done |
| |
| echo "Testing wrong grid arguments" |
| "${AVIFENC}" "${INPUT_PNG}" --grid 0x0 -o "${ENCODED_FILE}" && exit 1 |
| "${AVIFENC}" "${INPUT_PNG}" --grid 8x5 -o "${ENCODED_FILE}" && exit 1 |
| "${AVIFENC}" "${INPUT_PNG}" --grid 7x6 -o "${ENCODED_FILE}" && exit 1 |
| "${AVIFENC}" "${INPUT_PNG}" --grid 4294967295x4294967295 -o "${ENCODED_FILE}" && exit 1 |
| "${AVIFENC}" "${INPUT_PNG}" --grid 2147483647x2147483647 -o "${ENCODED_FILE}" && exit 1 |
| |
| echo "Testing valid grid arguments but invalid grid image dimensions for subsampled image" |
| "${AVIFENC}" "${INPUT_PNG}" --grid 2x2 --yuv 420 -o "${ENCODED_FILE}" && exit 1 |
| # Even if there is a single tile in the odd dimension, it is forbidden. |
| "${AVIFENC}" "${INPUT_PNG}" --grid 1x2 --yuv 422 -o "${ENCODED_FILE}" && exit 1 |
| # 1x1 is not a real grid. |
| "${AVIFENC}" "${INPUT_PNG}" --grid 1x1 --yuv 420 -o "${ENCODED_FILE}" |
| popd |
| |
| exit 0 |