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/*
* Copyright (c) 2019, 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 "third_party/googletest/src/googletest/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 {
typedef struct {
const int max_kf_dist;
const double psnr_thresh;
} FwdKfTestParam;
const FwdKfTestParam kTestParams[] = {
{ 4, 33.4 }, { 6, 32.9 }, { 8, 32.6 },
{ 12, 32.4 }, { 16, 32.3 }, { 18, 32.1 }
};
std::ostream &operator<<(std::ostream &os, const FwdKfTestParam &test_arg) {
return os << "FwdKfTestParam { max_kf_dist:" << test_arg.max_kf_dist
<< " psnr_thresh:" << test_arg.psnr_thresh << " }";
}
class ForwardKeyTest
: public ::libaom_test::CodecTestWith2Params<libaom_test::TestMode,
FwdKfTestParam>,
public ::libaom_test::EncoderTest {
protected:
ForwardKeyTest()
: EncoderTest(GET_PARAM(0)), encoding_mode_(GET_PARAM(1)),
kf_max_dist_param_(GET_PARAM(2)) {}
virtual ~ForwardKeyTest() {}
virtual void SetUp() {
InitializeConfig();
SetMode(encoding_mode_);
const aom_rational timebase = { 1, 30 };
cfg_.g_timebase = timebase;
cpu_used_ = 2;
kf_max_dist_ = kf_max_dist_param_.max_kf_dist;
psnr_threshold_ = kf_max_dist_param_.psnr_thresh;
cfg_.rc_end_usage = AOM_VBR;
cfg_.rc_target_bitrate = 200;
cfg_.g_lag_in_frames = 10;
cfg_.fwd_kf_enabled = 1;
cfg_.kf_max_dist = kf_max_dist_;
cfg_.g_threads = 0;
init_flags_ = AOM_CODEC_USE_PSNR;
}
virtual void BeginPassHook(unsigned int) {
psnr_ = 0.0;
nframes_ = 0;
}
virtual void PSNRPktHook(const aom_codec_cx_pkt_t *pkt) {
psnr_ += pkt->data.psnr.psnr[0];
nframes_++;
}
virtual void PreEncodeFrameHook(::libaom_test::VideoSource *video,
::libaom_test::Encoder *encoder) {
if (video->frame() == 0) {
encoder->Control(AOME_SET_CPUUSED, cpu_used_);
if (encoding_mode_ != ::libaom_test::kRealTime) {
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 GetPsnrThreshold() { return psnr_threshold_; }
::libaom_test::TestMode encoding_mode_;
const FwdKfTestParam kf_max_dist_param_;
double psnr_threshold_;
int kf_max_dist_;
int cpu_used_;
int nframes_;
double psnr_;
};
TEST_P(ForwardKeyTest, ForwardKeyEncodeTest) {
libaom_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
cfg_.g_timebase.den, cfg_.g_timebase.num,
0, 20);
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
// TODO(sarahparker) Add functionality to assert the minimum number of
// keyframes were placed.
EXPECT_GT(GetAveragePsnr(), GetPsnrThreshold())
<< "kf max dist = " << kf_max_dist_;
}
AV1_INSTANTIATE_TEST_SUITE(ForwardKeyTest,
::testing::Values(::libaom_test::kTwoPassGood),
::testing::ValuesIn(kTestParams));
typedef struct {
const unsigned int min_kf_dist;
const unsigned int max_kf_dist;
} kfIntervalParam;
const kfIntervalParam kfTestParams[] = {
{ 0, 10 }, { 10, 10 }, { 0, 30 }, { 30, 30 }
};
std::ostream &operator<<(std::ostream &os, const kfIntervalParam &test_arg) {
return os << "kfIntervalParam { min_kf_dist:" << test_arg.min_kf_dist
<< " max_kf_dist:" << test_arg.max_kf_dist << " }";
}
// This class is used to test the presence of forward key frame.
class ForwardKeyPresenceTestLarge
: public ::libaom_test::CodecTestWith3Params<libaom_test::TestMode,
kfIntervalParam, aom_rc_mode>,
public ::libaom_test::EncoderTest {
protected:
ForwardKeyPresenceTestLarge()
: EncoderTest(GET_PARAM(0)), encoding_mode_(GET_PARAM(1)),
kf_dist_param_(GET_PARAM(2)), end_usage_check_(GET_PARAM(3)) {}
virtual ~ForwardKeyPresenceTestLarge() {}
virtual void SetUp() {
InitializeConfig();
SetMode(encoding_mode_);
const aom_rational timebase = { 1, 30 };
cfg_.g_timebase = timebase;
cfg_.rc_end_usage = end_usage_check_;
cfg_.g_threads = 1;
cfg_.kf_min_dist = kf_dist_param_.min_kf_dist;
cfg_.kf_max_dist = kf_dist_param_.max_kf_dist;
cfg_.fwd_kf_enabled = 1;
cfg_.g_lag_in_frames = 19;
}
virtual bool DoDecode() const { return 1; }
virtual void PreEncodeFrameHook(::libaom_test::VideoSource *video,
::libaom_test::Encoder *encoder) {
if (video->frame() == 0) {
encoder->Control(AOME_SET_CPUUSED, 5);
encoder->Control(AOME_SET_ENABLEAUTOALTREF, 1);
}
}
virtual bool HandleDecodeResult(const aom_codec_err_t res_dec,
libaom_test::Decoder *decoder) {
EXPECT_EQ(AOM_CODEC_OK, res_dec) << decoder->DecodeError();
if (is_fwd_kf_present_ != 1 && AOM_CODEC_OK == res_dec) {
aom_codec_ctx_t *ctx_dec = decoder->GetDecoder();
AOM_CODEC_CONTROL_TYPECHECKED(ctx_dec, AOMD_GET_FWD_KF_PRESENT,
&is_fwd_kf_present_);
}
return AOM_CODEC_OK == res_dec;
}
::libaom_test::TestMode encoding_mode_;
const kfIntervalParam kf_dist_param_;
int is_fwd_kf_present_;
aom_rc_mode end_usage_check_;
};
TEST_P(ForwardKeyPresenceTestLarge, ForwardKeyEncodePresenceTest) {
is_fwd_kf_present_ = 0;
libaom_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
cfg_.g_timebase.den, cfg_.g_timebase.num,
0, 150);
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
ASSERT_EQ(is_fwd_kf_present_, 1);
}
AV1_INSTANTIATE_TEST_SUITE(ForwardKeyPresenceTestLarge,
::testing::Values(::libaom_test::kOnePassGood,
::libaom_test::kTwoPassGood),
::testing::ValuesIn(kfTestParams),
::testing::Values(AOM_Q, AOM_VBR, AOM_CBR, AOM_CQ));
} // namespace