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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 <cstdlib>
#include "gtest/gtest.h"
#include "test/codec_factory.h"
#include "test/encode_test_driver.h"
#include "test/i420_video_source.h"
#include "test/util.h"
namespace {
const double kPsnrDiffThreshold = 0.1;
// Params: first pass cpu used, second pass cpu used
class CpuUsedFirstpassTest
: public ::libaom_test::CodecTestWith2Params<int, int>,
public ::libaom_test::EncoderTest {
protected:
CpuUsedFirstpassTest()
: EncoderTest(GET_PARAM(0)), second_pass_cpu_used_(GET_PARAM(2)) {}
~CpuUsedFirstpassTest() override = default;
void SetUp() override {
InitializeConfig(::libaom_test::kTwoPassGood);
const aom_rational timebase = { 1, 30 };
cfg_.g_timebase = timebase;
cfg_.rc_end_usage = AOM_VBR;
cfg_.rc_target_bitrate = 1000;
cfg_.g_lag_in_frames = 19;
cfg_.g_threads = 0;
init_flags_ = AOM_CODEC_USE_PSNR;
}
void BeginPassHook(unsigned int pass) override {
psnr_ = 0.0;
nframes_ = 0;
if (pass == 0)
cpu_used_ = first_pass_cpu_used_;
else
cpu_used_ = second_pass_cpu_used_;
}
void PSNRPktHook(const aom_codec_cx_pkt_t *pkt) override {
psnr_ += pkt->data.psnr.psnr[0];
nframes_++;
}
void PreEncodeFrameHook(::libaom_test::VideoSource *video,
::libaom_test::Encoder *encoder) override {
if (video->frame() == 0) {
encoder->Control(AOME_SET_CPUUSED, cpu_used_);
encoder->Control(AOME_SET_ENABLEAUTOALTREF, 1);
encoder->Control(AOME_SET_ARNR_MAXFRAMES, 7);
encoder->Control(AOME_SET_ARNR_STRENGTH, 5);
}
}
double GetAveragePsnr() const {
if (nframes_) return psnr_ / nframes_;
return 0.0;
}
double GetPsnrDiffThreshold() { return kPsnrDiffThreshold; }
void DoTest() {
if (GET_PARAM(1) == second_pass_cpu_used_) {
GTEST_SKIP() << "Reference cpu used values match test cpu used values.";
}
libaom_test::I420VideoSource video("niklas_640_480_30.yuv", 640, 480,
cfg_.g_timebase.den, cfg_.g_timebase.num,
0, 30);
double ref_psnr;
double psnr_diff;
first_pass_cpu_used_ = second_pass_cpu_used_;
ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); // same preset case ref_psnr
ref_psnr = GetAveragePsnr();
first_pass_cpu_used_ = GET_PARAM(1);
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
psnr_diff = std::abs(ref_psnr - GetAveragePsnr());
EXPECT_LT(psnr_diff, GetPsnrDiffThreshold())
<< "first pass cpu used = " << first_pass_cpu_used_
<< ", second pass cpu used = " << second_pass_cpu_used_;
}
int cpu_used_;
int first_pass_cpu_used_;
int second_pass_cpu_used_;
unsigned int nframes_;
double psnr_;
};
TEST_P(CpuUsedFirstpassTest, FirstPassTest) { DoTest(); }
class CpuUsedFirstpassTestLarge : public CpuUsedFirstpassTest {};
TEST_P(CpuUsedFirstpassTestLarge, FirstPassTest) { DoTest(); }
#if defined(__has_feature)
#if __has_feature(memory_sanitizer)
static const int kSecondPassCpuUsedLarge[] = { 2, 4 };
static const int kSecondPassCpuUsed[] = { 6 };
#else
static const int kSecondPassCpuUsedLarge[] = { 2 };
static const int kSecondPassCpuUsed[] = { 4, 6 };
#endif
#else
static const int kSecondPassCpuUsedLarge[] = { 2 };
static const int kSecondPassCpuUsed[] = { 4, 6 };
#endif
AV1_INSTANTIATE_TEST_SUITE(
CpuUsedFirstpassTestLarge, ::testing::Values(2, 4, 6),
::testing::ValuesIn(kSecondPassCpuUsedLarge)); // cpu_used
AV1_INSTANTIATE_TEST_SUITE(
CpuUsedFirstpassTest, ::testing::Values(2, 4, 6),
::testing::ValuesIn(kSecondPassCpuUsed)); // cpu_used
} // namespace
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