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/*
* Copyright (c) 2022, 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 <initializer_list>
#include <memory>
#include <string>
#include <vector>
#include "test/codec_factory.h"
#include "test/encode_test_driver.h"
#include "test/md5_helper.h"
#include "test/util.h"
#include "test/yuv_video_source.h"
#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
namespace {
// Parameters: cpu-used, row-mt.
class AV1SBQPSweepTest : public ::libaom_test::CodecTestWith2Params<int, bool>,
public ::libaom_test::EncoderTest {
protected:
AV1SBQPSweepTest()
: EncoderTest(GET_PARAM(0)), set_cpu_used_(GET_PARAM(1)),
row_mt_(GET_PARAM(2)) {
init_flags_ = AOM_CODEC_USE_PSNR;
aom_codec_dec_cfg_t cfg = aom_codec_dec_cfg_t();
cfg.w = 1280;
cfg.h = 720;
cfg.allow_lowbitdepth = 1;
decoder_ =
std::unique_ptr<::libaom_test::Decoder>(codec_->CreateDecoder(cfg, 0));
}
~AV1SBQPSweepTest() override = default;
void SetUp() override {
InitializeConfig(::libaom_test::kTwoPassGood);
ASSERT_NE(decoder_, nullptr);
if (decoder_->IsAV1()) {
decoder_->Control(AV1_SET_DECODE_TILE_ROW, -1);
decoder_->Control(AV1_SET_DECODE_TILE_COL, -1);
}
cfg_.g_lag_in_frames = 5;
cfg_.rc_end_usage = AOM_Q;
}
void PreEncodeFrameHook(::libaom_test::VideoSource *video,
::libaom_test::Encoder *encoder) override {
if (video->frame() == 0) {
SetTileSize(encoder);
encoder->Control(AOME_SET_CPUUSED, set_cpu_used_);
encoder->Control(AV1E_ENABLE_SB_QP_SWEEP, use_sb_sweep_);
encoder->Control(AV1E_SET_ROW_MT, row_mt_);
encoder->Control(AOME_SET_ENABLEAUTOALTREF, 1);
encoder->Control(AOME_SET_ARNR_MAXFRAMES, 7);
encoder->Control(AOME_SET_ARNR_STRENGTH, 5);
}
}
virtual void SetTileSize(libaom_test::Encoder *encoder) {
encoder->Control(AV1E_SET_TILE_COLUMNS, 1);
encoder->Control(AV1E_SET_TILE_ROWS, 1);
}
void BeginPassHook(unsigned int) override {
psnr_ = 0.0;
nframes_ = 0;
}
void PSNRPktHook(const aom_codec_cx_pkt_t *pkt) override {
psnr_ += pkt->data.psnr.psnr[0];
nframes_++;
}
double GetAveragePsnr() const {
if (nframes_) return psnr_ / nframes_;
return 0.0;
}
double GetAverageFrameSize() const {
if (nframes_) return psnr_ / nframes_;
return 0.0;
}
void FramePktHook(const aom_codec_cx_pkt_t *pkt) override {
sum_frame_size_ += pkt->data.frame.sz;
const aom_codec_err_t res = decoder_->DecodeFrame(
reinterpret_cast<uint8_t *>(pkt->data.frame.buf), pkt->data.frame.sz);
if (res != AOM_CODEC_OK) {
abort_ = true;
ASSERT_EQ(AOM_CODEC_OK, res);
}
}
void DoTest() {
::libaom_test::YUVVideoSource video(
"niklas_640_480_30.yuv", AOM_IMG_FMT_I420, 640, 480, 30, 1, 0, 6);
cfg_.rc_target_bitrate = 1000;
// Encode without sb_qp_sweep
use_sb_sweep_ = false;
sum_frame_size_ = 0;
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
const double psnr_1 = GetAveragePsnr();
const size_t avg_frame_size_1 = sum_frame_size_ / nframes_;
// Encode with sb_qp_sweep
use_sb_sweep_ = true;
sum_frame_size_ = 0;
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
const double psnr_2 = GetAveragePsnr();
const size_t avg_frame_size_2 = sum_frame_size_ / nframes_;
if (psnr_1 >= psnr_2) {
ASSERT_GE(avg_frame_size_1, avg_frame_size_2);
}
if (avg_frame_size_1 <= avg_frame_size_2) {
ASSERT_LE(psnr_1, psnr_2);
}
}
bool use_sb_sweep_;
int set_cpu_used_;
bool row_mt_;
double psnr_;
unsigned int nframes_;
size_t sum_frame_size_;
std::unique_ptr<::libaom_test::Decoder> decoder_;
};
TEST_P(AV1SBQPSweepTest, SweepMatchTest) { DoTest(); }
AV1_INSTANTIATE_TEST_SUITE(AV1SBQPSweepTest, ::testing::Range(4, 6),
::testing::Bool());
} // namespace
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