1#!/bin/sh
2## Copyright (c) 2018, Alliance for Open Media. All rights reserved
3##
4## This source code is subject to the terms of the BSD 2 Clause License and
5## the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
6## was not distributed with this source code in the LICENSE file, you can
7## obtain it at www.aomedia.org/license/software. If the Alliance for Open
8## Media Patent License 1.0 was not distributed with this source code in the
9## PATENTS file, you can obtain it at www.aomedia.org/license/patent.
10##
11## This file tests the lightfield example.
12##
13. $(dirname $0)/tools_common.sh
14
15# Environment check: $infile is required.
16lightfield_test_verify_environment() {
17  local infile="${LIBAOM_TEST_DATA_PATH}/vase10x10.yuv"
18  if [ ! -e "${infile}" ]; then
19    echo "Libaom test data must exist in LIBAOM_TEST_DATA_PATH."
20    return 1
21  fi
22}
23
24# Run the lightfield example
25lightfield_test() {
26  local img_width=1024
27  local img_height=1024
28  local lf_width=10
29  local lf_height=10
30  local lf_blocksize=5
31  local num_references=4
32  local num_tile_lists=2
33
34  # Encode the lightfield.
35  local encoder="${LIBAOM_BIN_PATH}/lightfield_encoder${AOM_TEST_EXE_SUFFIX}"
36  local yuv_file="${LIBAOM_TEST_DATA_PATH}/vase10x10.yuv"
37  local lf_file="${AOM_TEST_OUTPUT_DIR}/vase10x10.ivf"
38  if [ ! -x "${encoder}" ]; then
39    elog "${encoder} does not exist or is not executable."
40    return 1
41  fi
42
43  eval "${AOM_TEST_PREFIX}" "${encoder}" "${img_width}" "${img_height}" \
44      "${yuv_file}" "${lf_file}" "${lf_width}" \
45      "${lf_height}" "${lf_blocksize}" ${devnull}
46
47  [ -e "${lf_file}" ] || return 1
48
49  # Parse lightfield bitstream to construct and output a new bitstream that can
50  # be decoded by an AV1 decoder.
51  local bs_decoder="${LIBAOM_BIN_PATH}/lightfield_bitstream_parsing${AOM_TEST_EXE_SUFFIX}"
52  local tl_file="${AOM_TEST_OUTPUT_DIR}/vase_tile_list.ivf"
53  if [ ! -x "${bs_decoder}" ]; then
54    elog "${bs_decoder} does not exist or is not executable."
55    return 1
56  fi
57
58  eval "${AOM_TEST_PREFIX}" "${bs_decoder}" "${lf_file}" "${tl_file}" \
59      "${num_references}" ${devnull}
60
61  [ -e "${tl_file}" ] || return 1
62
63  # Run lightfield tile list decoder
64  local tl_decoder="${LIBAOM_BIN_PATH}/lightfield_tile_list_decoder${AOM_TEST_EXE_SUFFIX}"
65  local tl_outfile="${AOM_TEST_OUTPUT_DIR}/vase_tile_list.yuv"
66  if [ ! -x "${tl_decoder}" ]; then
67    elog "${tl_decoder} does not exist or is not executable."
68    return 1
69  fi
70
71  eval "${AOM_TEST_PREFIX}" "${tl_decoder}" "${tl_file}" "${tl_outfile}" \
72      "${num_references}" "${num_tile_lists}" ${devnull}
73
74  [ -e "${tl_outfile}" ] || return 1
75
76  # Run reference lightfield decoder
77  local ref_decoder="${LIBAOM_BIN_PATH}/lightfield_decoder${AOM_TEST_EXE_SUFFIX}"
78  local tl_reffile="${AOM_TEST_OUTPUT_DIR}/vase_reference.yuv"
79  if [ ! -x "${ref_decoder}" ]; then
80    elog "${ref_decoder} does not exist or is not executable."
81    return 1
82  fi
83
84  eval "${AOM_TEST_PREFIX}" "${ref_decoder}" "${lf_file}" "${tl_reffile}" \
85      "${num_references}" ${devnull}
86
87  [ -e "${tl_reffile}" ] || return 1
88
89  # Check if tl_outfile and tl_reffile are identical. If not identical, this test fails.
90  diff ${tl_outfile} ${tl_reffile} > /dev/null
91  if [ $? -eq 1 ]; then
92    return 1
93  fi
94}
95
96lightfield_test_tests="lightfield_test"
97
98run_tests lightfield_test_verify_environment "${lightfield_test_tests}"
99