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/*
* Copyright (c) 2021, Alliance for Open Media. All rights reserved.
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. If the Alliance for Open
* Media Patent License 1.0 was not distributed with this source code in the
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
#include <ostream>
#include "gtest/gtest.h"
#include "test/codec_factory.h"
#include "test/decode_test_driver.h"
#include "test/ivf_video_source.h"
#include "test/util.h"
#include "test/video_source.h"
namespace {
struct ObuExtensionHeader {
int temporal_id;
int spatial_id;
};
struct DecodeParam {
const char *filename;
const ObuExtensionHeader *headers;
size_t num_headers;
};
std::ostream &operator<<(std::ostream &os, const DecodeParam &dp) {
return os << "file: " << dp.filename;
}
class DecodeScalabilityTest
: public ::libaom_test::DecoderTest,
public ::libaom_test::CodecTestWithParam<DecodeParam> {
protected:
DecodeScalabilityTest()
: DecoderTest(GET_PARAM(0)), headers_(GET_PARAM(1).headers),
num_headers_(GET_PARAM(1).num_headers) {}
~DecodeScalabilityTest() override = default;
void PreDecodeFrameHook(const libaom_test::CompressedVideoSource &video,
libaom_test::Decoder *decoder) override {
if (video.frame_number() == 0)
decoder->Control(AV1D_SET_OUTPUT_ALL_LAYERS, 1);
}
void DecompressedFrameHook(const aom_image_t &img,
const unsigned int /*frame_number*/) override {
const ObuExtensionHeader &header = headers_[header_index_];
EXPECT_EQ(img.temporal_id, header.temporal_id);
EXPECT_EQ(img.spatial_id, header.spatial_id);
header_index_ = (header_index_ + 1) % num_headers_;
}
void RunTest() {
const DecodeParam input = GET_PARAM(1);
aom_codec_dec_cfg_t cfg = { 1, 0, 0, !FORCE_HIGHBITDEPTH_DECODING };
libaom_test::IVFVideoSource decode_video(input.filename);
decode_video.Init();
ASSERT_NO_FATAL_FAILURE(RunLoop(&decode_video, cfg));
}
private:
const ObuExtensionHeader *const headers_;
const size_t num_headers_;
size_t header_index_ = 0;
};
TEST_P(DecodeScalabilityTest, ObuExtensionHeader) { RunTest(); }
// For all test files, we have:
// operatingPoint = 0
// OperatingPointIdc = operating_point_idc[ 0 ]
// av1-1-b8-01-size-16x16.ivf:
// operating_points_cnt_minus_1 = 0
// operating_point_idc[ 0 ] = 0x0
const ObuExtensionHeader kSize16x16Headers[1] = { { 0, 0 } };
// av1-1-b8-22-svc-L1T2.ivf:
// operating_points_cnt_minus_1 = 1
// operating_point_idc[ 0 ] = 0x103
// operating_point_idc[ 1 ] = 0x101
const ObuExtensionHeader kL1T2Headers[2] = { { 0, 0 }, { 1, 0 } };
// av1-1-b8-22-svc-L2T1.ivf:
// operating_points_cnt_minus_1 = 1
// operating_point_idc[ 0 ] = 0x301
// operating_point_idc[ 1 ] = 0x101
const ObuExtensionHeader kL2T1Headers[2] = { { 0, 0 }, { 0, 1 } };
// av1-1-b8-22-svc-L2T2.ivf:
// operating_points_cnt_minus_1 = 3
// operating_point_idc[ 0 ] = 0x303
// operating_point_idc[ 1 ] = 0x301
// operating_point_idc[ 2 ] = 0x103
// operating_point_idc[ 3 ] = 0x101
const ObuExtensionHeader kL2T2Headers[4] = {
{ 0, 0 }, { 0, 1 }, { 1, 0 }, { 1, 1 }
};
const DecodeParam kAV1DecodeScalabilityTests[] = {
// { filename, headers, num_headers }
{ "av1-1-b8-01-size-16x16.ivf", kSize16x16Headers, 1 },
{ "av1-1-b8-22-svc-L1T2.ivf", kL1T2Headers, 2 },
{ "av1-1-b8-22-svc-L2T1.ivf", kL2T1Headers, 2 },
{ "av1-1-b8-22-svc-L2T2.ivf", kL2T2Headers, 4 },
};
AV1_INSTANTIATE_TEST_SUITE(DecodeScalabilityTest,
::testing::ValuesIn(kAV1DecodeScalabilityTests));
} // namespace