| #!/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 |
| |
| # 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="${BINARY_DIR}/tests/are_images_equal" |
| |
| # Basic calls. |
| "${AVIFENC}" --version |
| "${AVIFDEC}" --version |
| |
| # Input file paths. |
| INPUT_Y4M="${TESTDATA_DIR}/kodim03_yuv420_8bpc.y4m" |
| # Output file names. |
| ENCODED_FILE="avif_test_cmd_encoded.avif" |
| ENCODED_FILE_WITH_DASH="-avif_test_cmd_encoded.avif" |
| DECODED_FILE="avif_test_cmd_decoded.png" |
| OUT_MSG="avif_test_cmd_out_msg.txt" |
| |
| # Cleanup |
| cleanup() { |
| pushd ${TMP_DIR} |
| rm -- "${ENCODED_FILE}" "${ENCODED_FILE_WITH_DASH}" "${DECODED_FILE}" "${OUT_MSG}" |
| popd |
| } |
| trap cleanup EXIT |
| |
| pushd ${TMP_DIR} |
| # Lossy test. The decoded pixels should be different from the original image. |
| echo "Testing basic lossy" |
| "${AVIFENC}" -s 8 "${INPUT_Y4M}" -o "${ENCODED_FILE}" |
| "${AVIFDEC}" "${ENCODED_FILE}" "${DECODED_FILE}" |
| "${ARE_IMAGES_EQUAL}" "${INPUT_Y4M}" "${DECODED_FILE}" 0 && exit 1 |
| |
| # Argument parsing test with filenames starting with a dash. |
| echo "Testing arguments" |
| "${AVIFENC}" -s 10 "${INPUT_Y4M}" -- "${ENCODED_FILE_WITH_DASH}" |
| "${AVIFDEC}" --info -- "${ENCODED_FILE_WITH_DASH}" |
| # Passing a filename starting with a dash without using -- should fail. |
| "${AVIFENC}" -s 10 "${INPUT_Y4M}" "${ENCODED_FILE_WITH_DASH}" && exit 1 |
| "${AVIFDEC}" --info "${ENCODED_FILE_WITH_DASH}" && exit 1 |
| |
| # --min and --max must be both specified. |
| "${AVIFENC}" -s 10 --min 24 "${INPUT_Y4M}" "${ENCODED_FILE}" && exit 1 |
| "${AVIFENC}" -s 10 --max 26 "${INPUT_Y4M}" "${ENCODED_FILE}" && exit 1 |
| # --minalpha and --maxalpha must be both specified. |
| "${AVIFENC}" -s 10 --minalpha 0 "${INPUT_PNG}" "${ENCODED_FILE}" && exit 1 |
| "${AVIFENC}" -s 10 --maxalpha 0 "${INPUT_PNG}" "${ENCODED_FILE}" && exit 1 |
| |
| # The default quality is 60. The default alpha quality is 100 (lossless). |
| "${AVIFENC}" -s 10 "${INPUT_Y4M}" "${ENCODED_FILE}" > "${OUT_MSG}" |
| grep " color quality \[60 " "${OUT_MSG}" |
| grep " alpha quality \[100 " "${OUT_MSG}" |
| "${AVIFENC}" -s 10 -q 85 "${INPUT_Y4M}" "${ENCODED_FILE}" > "${OUT_MSG}" |
| grep " color quality \[85 " "${OUT_MSG}" |
| grep " alpha quality \[100 " "${OUT_MSG}" |
| # The average of 15 and 25 is 20. Quantizer 20 maps to quality 68. |
| "${AVIFENC}" -s 10 --min 15 --max 25 "${INPUT_Y4M}" "${ENCODED_FILE}" > "${OUT_MSG}" |
| grep " color quality \[68 " "${OUT_MSG}" |
| grep " alpha quality \[100 " "${OUT_MSG}" |
| "${AVIFENC}" -s 10 -q 65 --min 15 --max 25 "${INPUT_Y4M}" "${ENCODED_FILE}" > "${OUT_MSG}" |
| grep " color quality \[65 " "${OUT_MSG}" |
| grep " alpha quality \[100 " "${OUT_MSG}" |
| popd |
| |
| exit 0 |