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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 <memory>
#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"
#include "test/y4m_video_source.h"
#include "test/yuv_video_source.h"
namespace {
const int kLevelMin = 0;
const int kLevelMax = 31;
const int kLevelKeepStats = 24;
// Speed settings tested
static const int kCpuUsedVectors[] = {
1,
2,
3,
4,
};
class LevelTest
: public ::libaom_test::CodecTestWith2Params<libaom_test::TestMode, int>,
public ::libaom_test::EncoderTest {
protected:
LevelTest()
: EncoderTest(GET_PARAM(0)), encoding_mode_(GET_PARAM(1)),
cpu_used_(GET_PARAM(2)), target_level_(31) {}
virtual ~LevelTest() {}
virtual void SetUp() {
InitializeConfig();
SetMode(encoding_mode_);
if (encoding_mode_ != ::libaom_test::kRealTime) {
cfg_.g_lag_in_frames = 5;
cfg_.rc_end_usage = AOM_VBR;
} else {
cfg_.g_lag_in_frames = 0;
cfg_.rc_end_usage = AOM_CBR;
cfg_.rc_buf_sz = 1000;
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 600;
}
}
virtual void PreEncodeFrameHook(::libaom_test::VideoSource *video,
::libaom_test::Encoder *encoder) {
if (video->frame() == 0) {
encoder->Control(AOME_SET_CPUUSED, cpu_used_);
encoder->Control(AV1E_SET_TARGET_SEQ_LEVEL_IDX, target_level_);
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);
}
}
encoder->Control(AV1E_GET_SEQ_LEVEL_IDX, level_);
ASSERT_LE(level_[0], kLevelMax);
ASSERT_GE(level_[0], kLevelMin);
}
libaom_test::TestMode encoding_mode_;
int cpu_used_;
int target_level_;
int level_[32];
};
TEST_P(LevelTest, TestTargetLevelApi) {
static const aom_codec_iface_t *codec = &aom_codec_av1_cx_algo;
aom_codec_ctx_t enc;
aom_codec_enc_cfg_t cfg;
EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_config_default(codec, &cfg, 0));
EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_init(&enc, codec, &cfg, 0));
for (int operating_point = 0; operating_point <= 32; ++operating_point) {
for (int level = 0; level <= 32; ++level) {
const int target_level = operating_point * 100 + level;
if ((level >= 0 && level <= 24) || level == 31 || operating_point > 31) {
EXPECT_EQ(AOM_CODEC_OK,
aom_codec_control(&enc, AV1E_SET_TARGET_SEQ_LEVEL_IDX,
target_level));
} else {
EXPECT_EQ(AOM_CODEC_INVALID_PARAM,
aom_codec_control(&enc, AV1E_SET_TARGET_SEQ_LEVEL_IDX,
target_level));
}
}
}
EXPECT_EQ(AOM_CODEC_OK, aom_codec_destroy(&enc));
}
TEST_P(LevelTest, TestTargetLevel19) {
std::unique_ptr<libaom_test::VideoSource> video;
video.reset(new libaom_test::Y4mVideoSource("park_joy_90p_8_420.y4m", 0, 10));
ASSERT_TRUE(video.get() != NULL);
// Level index 19 corresponding to level 6.3.
target_level_ = 19;
ASSERT_NO_FATAL_FAILURE(RunLoop(video.get()));
}
TEST_P(LevelTest, TestLevelMonitoringLowBitrate) {
// To save run time, we only test speed 4.
if (cpu_used_ == 4) {
libaom_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
30, 1, 0, 40);
target_level_ = kLevelKeepStats;
cfg_.rc_target_bitrate = 1000;
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
ASSERT_EQ(level_[0], 0);
}
}
TEST_P(LevelTest, TestLevelMonitoringHighBitrate) {
// To save run time, we only test speed 4.
if (cpu_used_ == 4) {
libaom_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
30, 1, 0, 40);
target_level_ = kLevelKeepStats;
cfg_.rc_target_bitrate = 4000;
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
ASSERT_EQ(level_[0], 1);
}
}
AV1_INSTANTIATE_TEST_CASE(LevelTest,
::testing::Values(::libaom_test::kTwoPassGood),
::testing::ValuesIn(kCpuUsedVectors));
} // namespace