| #!/bin/bash |
| # Copyright 2023 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 (lossless) |
| |
| # 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" |
| # Output file names. |
| ENCODED_FILE="avif_test_cmd_lossless_encoded.avif" |
| DECODED_FILE="avif_test_cmd_lossless_decoded.png" |
| DECODED_FILE_LOSSLESS="avif_test_cmd_lossless_decoded_lossless.png" |
| |
| # Cleanup |
| cleanup() { |
| pushd ${TMP_DIR} |
| rm -- "${ENCODED_FILE}" "${DECODED_FILE}" "${DECODED_FILE_LOSSLESS}" |
| popd |
| } |
| trap cleanup EXIT |
| |
| pushd ${TMP_DIR} |
| # Generate test data. |
| "${AVIFENC}" -c avm -s 8 "${INPUT_PNG}" -o "${ENCODED_FILE}" |
| "${AVIFDEC}" "${ENCODED_FILE}" "${DECODED_FILE}" |
| |
| # Combining some arguments with lossless should fail. |
| for option in "-y 420" "--min 0 --max 1" "-r limited" "--cicp 2/2/8"; do |
| "${AVIFENC}" -c avm $option -s 10 -l "${DECODED_FILE}" -o "${ENCODED_FILE}" && exit 1 |
| done |
| |
| # Combining some arguments with lossless should work. |
| for option in "-y 444" "--min 0 --max 0" "-r full"; do |
| "${AVIFENC}" -c avm $option -s 10 -l "${DECODED_FILE}" -o "${ENCODED_FILE}" |
| done |
| |
| # Lossless test. The decoded pixels should be the same as the original image. |
| echo "Testing basic lossless" |
| "${AVIFENC}" -c avm -s 10 -l "${INPUT_PNG}" -o "${ENCODED_FILE}" |
| "${AVIFDEC}" "${ENCODED_FILE}" "${DECODED_FILE_LOSSLESS}" |
| "${ARE_IMAGES_EQUAL}" "${INPUT_PNG}" "${DECODED_FILE_LOSSLESS}" 0 |
| popd |
| |
| exit 0 |