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/*
* Copyright (c) 2016, 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 "third_party/googletest/src/googletest/include/gtest/gtest.h"
#include "config/aom_config.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"
namespace {
const int kMaxPsnr = 100;
class LosslessTestLarge
: public ::libaom_test::CodecTestWith3Params<libaom_test::TestMode,
aom_rc_mode, int>,
public ::libaom_test::EncoderTest {
protected:
LosslessTestLarge()
: EncoderTest(GET_PARAM(0)), psnr_(kMaxPsnr), nframes_(0),
encoding_mode_(GET_PARAM(1)), rc_end_usage_(GET_PARAM(2)),
cpu_used_(GET_PARAM(3)) {}
~LosslessTestLarge() override = default;
void SetUp() override {
InitializeConfig(encoding_mode_);
cfg_.rc_end_usage = rc_end_usage_;
}
void PreEncodeFrameHook(::libaom_test::VideoSource *video,
::libaom_test::Encoder *encoder) override {
if (video->frame() == 0) {
// Only call Control if quantizer > 0 to verify that using quantizer
// alone will activate lossless
if (cfg_.rc_max_quantizer > 0 || cfg_.rc_min_quantizer > 0) {
encoder->Control(AV1E_SET_LOSSLESS, 1);
}
encoder->Control(AOME_SET_CPUUSED, cpu_used_);
}
}
void BeginPassHook(unsigned int /*pass*/) override {
psnr_ = kMaxPsnr;
nframes_ = 0;
}
void PSNRPktHook(const aom_codec_cx_pkt_t *pkt) override {
if (pkt->data.psnr.psnr[0] < psnr_) psnr_ = pkt->data.psnr.psnr[0];
}
double GetMinPsnr() const { return psnr_; }
bool HandleDecodeResult(const aom_codec_err_t res_dec,
libaom_test::Decoder *decoder) override {
EXPECT_EQ(AOM_CODEC_OK, res_dec) << decoder->DecodeError();
if (AOM_CODEC_OK == res_dec) {
aom_codec_ctx_t *ctx_dec = decoder->GetDecoder();
AOM_CODEC_CONTROL_TYPECHECKED(ctx_dec, AOMD_GET_LAST_QUANTIZER,
&base_qindex_);
EXPECT_EQ(base_qindex_, 0)
<< "Error: Base_qindex is non zero for lossless coding";
}
return AOM_CODEC_OK == res_dec;
}
void TestLosslessEncoding();
void TestLosslessEncodingVGALag0();
void TestLosslessEncoding444();
void TestLosslessEncodingCtrl();
private:
double psnr_;
unsigned int nframes_;
libaom_test::TestMode encoding_mode_;
aom_rc_mode rc_end_usage_;
int cpu_used_;
int base_qindex_;
};
void LosslessTestLarge::TestLosslessEncoding() {
const aom_rational timebase = { 33333333, 1000000000 };
cfg_.g_timebase = timebase;
cfg_.rc_target_bitrate = 2000;
cfg_.g_lag_in_frames = 25;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 0;
init_flags_ = AOM_CODEC_USE_PSNR;
// intentionally changed the dimension for better testing coverage
libaom_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
timebase.den, timebase.num, 0, 5);
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
const double psnr_lossless = GetMinPsnr();
EXPECT_GE(psnr_lossless, kMaxPsnr);
}
void LosslessTestLarge::TestLosslessEncodingVGALag0() {
const aom_rational timebase = { 33333333, 1000000000 };
cfg_.g_timebase = timebase;
cfg_.rc_target_bitrate = 2000;
cfg_.g_lag_in_frames = 0;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 0;
init_flags_ = AOM_CODEC_USE_PSNR;
libaom_test::I420VideoSource video("niklas_640_480_30.yuv", 640, 480,
timebase.den, timebase.num, 0, 30);
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
const double psnr_lossless = GetMinPsnr();
EXPECT_GE(psnr_lossless, kMaxPsnr);
}
void LosslessTestLarge::TestLosslessEncoding444() {
libaom_test::Y4mVideoSource video("rush_hour_444.y4m", 0, 5);
cfg_.g_profile = 1;
cfg_.g_timebase = video.timebase();
cfg_.rc_target_bitrate = 2000;
cfg_.g_lag_in_frames = 25;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 0;
init_flags_ = AOM_CODEC_USE_PSNR;
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
const double psnr_lossless = GetMinPsnr();
EXPECT_GE(psnr_lossless, kMaxPsnr);
}
void LosslessTestLarge::TestLosslessEncodingCtrl() {
const aom_rational timebase = { 33333333, 1000000000 };
cfg_.g_timebase = timebase;
cfg_.rc_target_bitrate = 2000;
cfg_.g_lag_in_frames = 25;
// Intentionally set Q > 0, to make sure control can be used to activate
// lossless
cfg_.rc_min_quantizer = 10;
cfg_.rc_max_quantizer = 20;
init_flags_ = AOM_CODEC_USE_PSNR;
libaom_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
timebase.den, timebase.num, 0, 5);
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
const double psnr_lossless = GetMinPsnr();
EXPECT_GE(psnr_lossless, kMaxPsnr);
}
TEST_P(LosslessTestLarge, TestLosslessEncoding) { TestLosslessEncoding(); }
TEST_P(LosslessTestLarge, TestLosslessEncodingVGALag0) {
TestLosslessEncodingVGALag0();
}
TEST_P(LosslessTestLarge, TestLosslessEncoding444) {
TestLosslessEncoding444();
}
TEST_P(LosslessTestLarge, TestLosslessEncodingCtrl) {
TestLosslessEncodingCtrl();
}
class LosslessAllIntraTestLarge : public LosslessTestLarge {};
TEST_P(LosslessAllIntraTestLarge, TestLosslessEncodingCtrl) {
const aom_rational timebase = { 33333333, 1000000000 };
cfg_.g_timebase = timebase;
// Intentionally set Q > 0, to make sure control can be used to activate
// lossless
cfg_.rc_min_quantizer = 10;
cfg_.rc_max_quantizer = 20;
init_flags_ = AOM_CODEC_USE_PSNR;
libaom_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
timebase.den, timebase.num, 0, 5);
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
const double psnr_lossless = GetMinPsnr();
EXPECT_GE(psnr_lossless, kMaxPsnr);
}
using LosslessRealtimeTestLarge = LosslessTestLarge;
TEST_P(LosslessRealtimeTestLarge, TestLosslessEncoding) {
TestLosslessEncoding();
}
TEST_P(LosslessRealtimeTestLarge, TestLosslessEncodingVGALag0) {
TestLosslessEncodingVGALag0();
}
TEST_P(LosslessRealtimeTestLarge, TestLosslessEncoding444) {
TestLosslessEncoding444();
}
TEST_P(LosslessRealtimeTestLarge, TestLosslessEncodingCtrl) {
TestLosslessEncodingCtrl();
}
AV1_INSTANTIATE_TEST_SUITE(LosslessTestLarge,
::testing::Values(::libaom_test::kOnePassGood,
::libaom_test::kTwoPassGood),
::testing::Values(AOM_Q, AOM_VBR, AOM_CBR, AOM_CQ),
::testing::Values(0)); // cpu_used
AV1_INSTANTIATE_TEST_SUITE(LosslessAllIntraTestLarge,
::testing::Values(::libaom_test::kAllIntra),
::testing::Values(AOM_Q),
::testing::Values(6, 9)); // cpu_used
AV1_INSTANTIATE_TEST_SUITE(LosslessRealtimeTestLarge,
::testing::Values(::libaom_test::kRealTime),
::testing::Values(AOM_Q, AOM_VBR, AOM_CBR, AOM_CQ),
::testing::Range(6, 11)); // cpu_used
} // namespace