test/horz_superres_test.cc - avm - Git at Google

 /*
  * Copyright (c) 2021, Alliance for Open Media. All rights reserved
  *
  * This source code is subject to the terms of the BSD 3-Clause Clear License
  * and the Alliance for Open Media Patent License 1.0. If the BSD 3-Clause Clear
  * License was not distributed with this source code in the LICENSE file, you
  * can obtain it at aomedia.org/license/software-license/bsd-3-c-c/.  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
  * aomedia.org/license/patent-license/.
  */

 #include <memory>
 #include <ostream>
 #include <tuple>

 #include "third_party/googletest/src/googletest/include/gtest/gtest.h"

 #include "av1/encoder/encoder.h"

 #include "test/codec_factory.h"
 #include "test/encode_test_driver.h"
 #include "test/util.h"
 #include "test/y4m_video_source.h"
 #include "test/yuv_video_source.h"

 namespace {

 using std::make_tuple;
 using std::tuple;

 /* TESTING PARAMETERS */

 const int kBitrate = 40;

 typedef struct {
   const char *filename;
   aom_img_fmt fmt;
   aom_bit_depth_t bit_depth;
   unsigned int profile;
   unsigned int limit;
   unsigned int screen_content;
   double psnr_threshold;   // used by modes other than AOM_SUPERRES_AUTO
   double psnr_threshold2;  // used by AOM_SUPERRES_AUTO
 } TestVideoParam;

 std::ostream &operator<<(std::ostream &os, const TestVideoParam &test_arg) {
   return os << "TestVideoParam { filename:" << test_arg.filename
             << " fmt:" << test_arg.fmt << " bit_depth:" << test_arg.bit_depth
             << " profile:" << test_arg.profile << " limit:" << test_arg.limit
             << " screen_content:" << test_arg.screen_content
             << " psnr_threshold:" << test_arg.psnr_threshold << " }";
 }

 const TestVideoParam kTestVideoVectors[] = {
   { "park_joy_90p_8_420.y4m", AOM_IMG_FMT_I420, AOM_BITS_8, 0, 5, 0, 25.0,
     43.0 },
   { "park_joy_90p_10_444.y4m", AOM_IMG_FMT_I44416, AOM_BITS_10, 1, 5, 0, 28.0,
     47.5 },
   { "screendata.y4m", AOM_IMG_FMT_I420, AOM_BITS_8, 0, 4, 1, 16.0, 56.0 },
   // Image coding (single frame).
   { "niklas_1280_720_30.y4m", AOM_IMG_FMT_I420, AOM_BITS_8, 0, 1, 0, 25.0,
     49.0 },
 };

 // Modes with extra params have their own tests.
 const aom_superres_mode kSuperresModesWithoutParams[] = { AOM_SUPERRES_RANDOM,
                                                           AOM_SUPERRES_AUTO };

 // Superres denominators and superres kf denominators to be tested
 typedef tuple<int, int> SuperresDenominatorPair;
 const SuperresDenominatorPair kSuperresDenominators[] = {
   make_tuple(16, 9),  make_tuple(13, 11), make_tuple(9, 9),
   make_tuple(13, 13), make_tuple(11, 16), make_tuple(8, 16),
   make_tuple(16, 8),  make_tuple(8, 8),   make_tuple(9, 14),
 };

 // Superres q thresholds and superres kf q thresholds to be tested
 typedef tuple<int, int> SuperresQThresholdPair;
 const SuperresQThresholdPair kSuperresQThresholds[] = {
   make_tuple(255, 255), make_tuple(255, 164), make_tuple(68, 255),
   make_tuple(164, 44),  make_tuple(4, 148),   make_tuple(44, 44),
   make_tuple(4, 4),     make_tuple(68, 116),  make_tuple(116, 44),
 };

 /* END (TESTING PARAMETERS) */

 // Test parameter list:
 //  <[needed for EncoderTest], test_video_param_, superres_mode_>
 typedef tuple<const libaom_test::CodecFactory *, TestVideoParam,
               aom_superres_mode>
     HorzSuperresTestParam;

 class HorzSuperresEndToEndTest
     : public ::testing::TestWithParam<HorzSuperresTestParam>,
       public ::libaom_test::EncoderTest {
  protected:
   HorzSuperresEndToEndTest()
       : EncoderTest(GET_PARAM(0)), test_video_param_(GET_PARAM(1)),
         superres_mode_(GET_PARAM(2)), psnr_(0.0), frame_count_(0) {}

   virtual ~HorzSuperresEndToEndTest() {}

   virtual void SetUp() {
     InitializeConfig();
     SetMode(::libaom_test::kOnePassGood);
     cfg_.g_lag_in_frames = 5;
     cfg_.rc_end_usage = AOM_Q;
     cfg_.rc_target_bitrate = kBitrate;
     cfg_.g_error_resilient = 0;
     cfg_.g_profile = test_video_param_.profile;
     cfg_.g_input_bit_depth = (unsigned int)test_video_param_.bit_depth;
     cfg_.g_bit_depth = test_video_param_.bit_depth;
     init_flags_ = AOM_CODEC_USE_PSNR;

     // Set superres parameters
     cfg_.rc_superres_mode = superres_mode_;
   }

   virtual void BeginPassHook(unsigned int) {
     psnr_ = 0.0;
     frame_count_ = 0;
   }

   virtual void PSNRPktHook(const aom_codec_cx_pkt_t *pkt) {
     psnr_ += pkt->data.psnr.psnr[0];
     frame_count_++;
   }

   virtual void PreEncodeFrameHook(::libaom_test::VideoSource *video,
                                   ::libaom_test::Encoder *encoder) {
     if (video->frame() == 0) {
       encoder->Control(AV1E_SET_FRAME_PARALLEL_DECODING, 1);
       encoder->Control(AV1E_SET_TILE_COLUMNS, 4);

       // Set cpu-used = 8 for speed
       encoder->Control(AOME_SET_CPUUSED, 8);

       // Test screen coding tools
       if (test_video_param_.screen_content)
         encoder->Control(AV1E_SET_TUNE_CONTENT, AOM_CONTENT_SCREEN);
       else
         encoder->Control(AV1E_SET_TUNE_CONTENT, AOM_CONTENT_DEFAULT);

       encoder->Control(AOME_SET_ENABLEAUTOALTREF, 1);
       encoder->Control(AOME_SET_ARNR_MAXFRAMES, 7);
       encoder->Control(AOME_SET_ARNR_STRENGTH, 5);
     }
   }

   double GetAveragePsnr() const {
     if (frame_count_) return psnr_ / frame_count_;
     return 0.0;
   }

   void DoTest() {
     std::unique_ptr<libaom_test::VideoSource> video;
     video.reset(new libaom_test::Y4mVideoSource(test_video_param_.filename, 0,
                                                 test_video_param_.limit));
     ASSERT_TRUE(video.get() != NULL);

     ASSERT_NO_FATAL_FAILURE(RunLoop(video.get()));
     const double psnr_thresh = (superres_mode_ == AOM_SUPERRES_AUTO)
                                    ? test_video_param_.psnr_threshold2
                                    : test_video_param_.psnr_threshold;
     const double psnr = GetAveragePsnr();
     EXPECT_GT(psnr, psnr_thresh);

     EXPECT_EQ(test_video_param_.limit, frame_count_);
   }

   TestVideoParam test_video_param_;
   aom_superres_mode superres_mode_;

  private:
   double psnr_;
   unsigned int frame_count_;
 };

 TEST_P(HorzSuperresEndToEndTest, HorzSuperresEndToEndPSNRTest) { DoTest(); }

 AV1_INSTANTIATE_TEST_SUITE(HorzSuperresEndToEndTest,
                            ::testing::ValuesIn(kTestVideoVectors),
                            ::testing::ValuesIn(kSuperresModesWithoutParams));

 // Test parameter list:
 //  <[needed for EncoderTest], test_video_param_, tuple(superres_denom_,
 //  superres_kf_denom_)>
 typedef tuple<const libaom_test::CodecFactory *, TestVideoParam,
               SuperresDenominatorPair>
     HorzSuperresFixedTestParam;

 class HorzSuperresFixedEndToEndTest
     : public ::testing::TestWithParam<HorzSuperresFixedTestParam>,
       public ::libaom_test::EncoderTest {
  protected:
   HorzSuperresFixedEndToEndTest()
       : EncoderTest(GET_PARAM(0)), test_video_param_(GET_PARAM(1)),
         superres_mode_(AOM_SUPERRES_FIXED), psnr_(0.0), frame_count_(0) {
     SuperresDenominatorPair denoms = GET_PARAM(2);
     superres_denom_ = std::get<0>(denoms);
     superres_kf_denom_ = std::get<1>(denoms);
   }

   virtual ~HorzSuperresFixedEndToEndTest() {}

   virtual void SetUp() {
     InitializeConfig();
     SetMode(::libaom_test::kOnePassGood);
     cfg_.g_lag_in_frames = 5;
     cfg_.rc_end_usage = AOM_VBR;
     cfg_.rc_target_bitrate = kBitrate;
     cfg_.g_error_resilient = 0;
     cfg_.g_profile = test_video_param_.profile;
     cfg_.g_input_bit_depth = (unsigned int)test_video_param_.bit_depth;
     cfg_.g_bit_depth = test_video_param_.bit_depth;
     init_flags_ = AOM_CODEC_USE_PSNR;

     // Set superres parameters
     cfg_.rc_superres_mode = superres_mode_;
     cfg_.rc_superres_denominator = superres_denom_;
     cfg_.rc_superres_kf_denominator = superres_kf_denom_;
   }

   virtual void BeginPassHook(unsigned int) {
     psnr_ = 0.0;
     frame_count_ = 0;
   }

   virtual void PSNRPktHook(const aom_codec_cx_pkt_t *pkt) {
     psnr_ += pkt->data.psnr.psnr[0];
     frame_count_++;
   }

   virtual void PreEncodeFrameHook(::libaom_test::VideoSource *video,
                                   ::libaom_test::Encoder *encoder) {
     if (video->frame() == 0) {
       encoder->Control(AV1E_SET_FRAME_PARALLEL_DECODING, 1);
       encoder->Control(AV1E_SET_TILE_COLUMNS, 4);

       // Set cpu-used = 8 for speed
       encoder->Control(AOME_SET_CPUUSED, 8);

       // Test screen coding tools
       if (test_video_param_.screen_content)
         encoder->Control(AV1E_SET_TUNE_CONTENT, AOM_CONTENT_SCREEN);
       else
         encoder->Control(AV1E_SET_TUNE_CONTENT, AOM_CONTENT_DEFAULT);

       encoder->Control(AOME_SET_ENABLEAUTOALTREF, 1);
       encoder->Control(AOME_SET_ARNR_MAXFRAMES, 7);
       encoder->Control(AOME_SET_ARNR_STRENGTH, 5);
     }
   }

   double GetAveragePsnr() const {
     if (frame_count_) return psnr_ / frame_count_;
     return 0.0;
   }

   void DoTest() {
     std::unique_ptr<libaom_test::VideoSource> video;
     video.reset(new libaom_test::Y4mVideoSource(test_video_param_.filename, 0,
                                                 test_video_param_.limit));
     ASSERT_TRUE(video.get() != NULL);

     ASSERT_NO_FATAL_FAILURE(RunLoop(video.get()));
     const double psnr = GetAveragePsnr();
     EXPECT_GT(psnr, test_video_param_.psnr_threshold)
         << "superres_mode_ = " << superres_mode_
         << ", superres_denom_ = " << superres_denom_
         << ", superres_kf_denom_ = " << superres_kf_denom_;

     EXPECT_EQ(test_video_param_.limit, frame_count_)
         << "superres_mode_ = " << superres_mode_
         << ", superres_denom_ = " << superres_denom_
         << ", superres_kf_denom_ = " << superres_kf_denom_;
   }

   TestVideoParam test_video_param_;
   aom_superres_mode superres_mode_;
   int superres_denom_;
   int superres_kf_denom_;

  private:
   double psnr_;
   unsigned int frame_count_;
 };

 TEST_P(HorzSuperresFixedEndToEndTest, HorzSuperresFixedTestParam) { DoTest(); }

 AV1_INSTANTIATE_TEST_SUITE(HorzSuperresFixedEndToEndTest,
                            ::testing::ValuesIn(kTestVideoVectors),
                            ::testing::ValuesIn(kSuperresDenominators));

 // Test parameter list:
 //  <[needed for EncoderTest], test_video_param_,
 //  tuple(superres_qthresh_,superres_kf_qthresh_)>
 typedef tuple<const libaom_test::CodecFactory *, TestVideoParam,
               SuperresQThresholdPair>
     HorzSuperresQThreshTestParam;

 class HorzSuperresQThreshEndToEndTest
     : public ::testing::TestWithParam<HorzSuperresQThreshTestParam>,
       public ::libaom_test::EncoderTest {
  protected:
   HorzSuperresQThreshEndToEndTest()
       : EncoderTest(GET_PARAM(0)), test_video_param_(GET_PARAM(1)),
         superres_mode_(AOM_SUPERRES_QTHRESH), psnr_(0.0), frame_count_(0) {
     SuperresQThresholdPair qthresholds = GET_PARAM(2);
     superres_qthresh_ = std::get<0>(qthresholds);
     superres_kf_qthresh_ = std::get<1>(qthresholds);
   }

   virtual ~HorzSuperresQThreshEndToEndTest() {}

   virtual void SetUp() {
     InitializeConfig();
     SetMode(::libaom_test::kOnePassGood);
     cfg_.g_lag_in_frames = 5;
     cfg_.rc_end_usage = AOM_VBR;
     cfg_.rc_target_bitrate = kBitrate;
     cfg_.g_error_resilient = 0;
     cfg_.g_profile = test_video_param_.profile;
     cfg_.g_input_bit_depth = (unsigned int)test_video_param_.bit_depth;
     cfg_.g_bit_depth = test_video_param_.bit_depth;
     init_flags_ = AOM_CODEC_USE_PSNR;

     // Set superres parameters
     cfg_.rc_superres_mode = superres_mode_;
     cfg_.rc_superres_qthresh = superres_qthresh_;
     cfg_.rc_superres_kf_qthresh = superres_kf_qthresh_;
   }

   virtual void BeginPassHook(unsigned int) {
     psnr_ = 0.0;
     frame_count_ = 0;
   }

   virtual void PSNRPktHook(const aom_codec_cx_pkt_t *pkt) {
     psnr_ += pkt->data.psnr.psnr[0];
     frame_count_++;
   }

   virtual void PreEncodeFrameHook(::libaom_test::VideoSource *video,
                                   ::libaom_test::Encoder *encoder) {
     if (video->frame() == 0) {
       encoder->Control(AV1E_SET_FRAME_PARALLEL_DECODING, 1);
       encoder->Control(AV1E_SET_TILE_COLUMNS, 0);

       // Set cpu-used = 8 for speed
       encoder->Control(AOME_SET_CPUUSED, 8);

       // Test screen coding tools
       if (test_video_param_.screen_content)
         encoder->Control(AV1E_SET_TUNE_CONTENT, AOM_CONTENT_SCREEN);
       else
         encoder->Control(AV1E_SET_TUNE_CONTENT, AOM_CONTENT_DEFAULT);

       encoder->Control(AOME_SET_ENABLEAUTOALTREF, 1);
       encoder->Control(AOME_SET_ARNR_MAXFRAMES, 7);
       encoder->Control(AOME_SET_ARNR_STRENGTH, 5);
     }
   }

   double GetAveragePsnr() const {
     if (frame_count_) return psnr_ / frame_count_;
     return 0.0;
   }

   void DoTest() {
     std::unique_ptr<libaom_test::VideoSource> video;
     video.reset(new libaom_test::Y4mVideoSource(test_video_param_.filename, 0,
                                                 test_video_param_.limit));
     ASSERT_TRUE(video.get() != NULL);

     ASSERT_NO_FATAL_FAILURE(RunLoop(video.get()));
     const double psnr = GetAveragePsnr();
     EXPECT_GT(psnr, test_video_param_.psnr_threshold)
         << "superres_mode_ = " << superres_mode_
         << ", superres_qthresh_ = " << superres_qthresh_
         << ", superres_kf_qthresh_ = " << superres_kf_qthresh_;

     EXPECT_EQ(test_video_param_.limit, frame_count_)
         << "superres_mode_ = " << superres_mode_
         << ", superres_qthresh_ = " << superres_qthresh_
         << ", superres_kf_qthresh_ = " << superres_kf_qthresh_;
   }

   TestVideoParam test_video_param_;
   aom_superres_mode superres_mode_;
   int superres_qthresh_;
   int superres_kf_qthresh_;

  private:
   double psnr_;
   unsigned int frame_count_;
 };

 TEST_P(HorzSuperresQThreshEndToEndTest, HorzSuperresQThreshEndToEndPSNRTest) {
   DoTest();
 }

 AV1_INSTANTIATE_TEST_SUITE(HorzSuperresQThreshEndToEndTest,
                            ::testing::ValuesIn(kTestVideoVectors),
                            ::testing::ValuesIn(kSuperresQThresholds));

 }  // namespace
	/*
	* Copyright (c) 2021, Alliance for Open Media. All rights reserved
	*
	* This source code is subject to the terms of the BSD 3-Clause Clear License
	* and the Alliance for Open Media Patent License 1.0. If the BSD 3-Clause Clear
	* License was not distributed with this source code in the LICENSE file, you
	* can obtain it at aomedia.org/license/software-license/bsd-3-c-c/. 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
	* aomedia.org/license/patent-license/.
	*/

	#include <memory>
	#include <ostream>
	#include <tuple>

	#include "third_party/googletest/src/googletest/include/gtest/gtest.h"

	#include "av1/encoder/encoder.h"

	#include "test/codec_factory.h"
	#include "test/encode_test_driver.h"
	#include "test/util.h"
	#include "test/y4m_video_source.h"
	#include "test/yuv_video_source.h"

	namespace {

	using std::make_tuple;
	using std::tuple;

	/* TESTING PARAMETERS */

	const int kBitrate = 40;

	typedef struct {
	const char *filename;
	aom_img_fmt fmt;
	aom_bit_depth_t bit_depth;
	unsigned int profile;
	unsigned int limit;
	unsigned int screen_content;
	double psnr_threshold; // used by modes other than AOM_SUPERRES_AUTO
	double psnr_threshold2; // used by AOM_SUPERRES_AUTO
	} TestVideoParam;

	std::ostream &operator<<(std::ostream &os, const TestVideoParam &test_arg) {
	return os << "TestVideoParam { filename:" << test_arg.filename
	<< " fmt:" << test_arg.fmt << " bit_depth:" << test_arg.bit_depth
	<< " profile:" << test_arg.profile << " limit:" << test_arg.limit
	<< " screen_content:" << test_arg.screen_content
	<< " psnr_threshold:" << test_arg.psnr_threshold << " }";
	}

	const TestVideoParam kTestVideoVectors[] = {
	{ "park_joy_90p_8_420.y4m", AOM_IMG_FMT_I420, AOM_BITS_8, 0, 5, 0, 25.0,
	43.0 },
	{ "park_joy_90p_10_444.y4m", AOM_IMG_FMT_I44416, AOM_BITS_10, 1, 5, 0, 28.0,
	47.5 },
	{ "screendata.y4m", AOM_IMG_FMT_I420, AOM_BITS_8, 0, 4, 1, 16.0, 56.0 },
	// Image coding (single frame).
	{ "niklas_1280_720_30.y4m", AOM_IMG_FMT_I420, AOM_BITS_8, 0, 1, 0, 25.0,
	49.0 },
	};

	// Modes with extra params have their own tests.
	const aom_superres_mode kSuperresModesWithoutParams[] = { AOM_SUPERRES_RANDOM,
	AOM_SUPERRES_AUTO };

	// Superres denominators and superres kf denominators to be tested
	typedef tuple<int, int> SuperresDenominatorPair;
	const SuperresDenominatorPair kSuperresDenominators[] = {
	make_tuple(16, 9), make_tuple(13, 11), make_tuple(9, 9),
	make_tuple(13, 13), make_tuple(11, 16), make_tuple(8, 16),
	make_tuple(16, 8), make_tuple(8, 8), make_tuple(9, 14),
	};

	// Superres q thresholds and superres kf q thresholds to be tested
	typedef tuple<int, int> SuperresQThresholdPair;
	const SuperresQThresholdPair kSuperresQThresholds[] = {
	make_tuple(255, 255), make_tuple(255, 164), make_tuple(68, 255),
	make_tuple(164, 44), make_tuple(4, 148), make_tuple(44, 44),
	make_tuple(4, 4), make_tuple(68, 116), make_tuple(116, 44),
	};

	/* END (TESTING PARAMETERS) */

	// Test parameter list:
	// <[needed for EncoderTest], test_video_param_, superres_mode_>
	typedef tuple<const libaom_test::CodecFactory *, TestVideoParam,
	aom_superres_mode>
	HorzSuperresTestParam;

	class HorzSuperresEndToEndTest
	: public ::testing::TestWithParam<HorzSuperresTestParam>,
	public ::libaom_test::EncoderTest {
	protected:
	HorzSuperresEndToEndTest()
	: EncoderTest(GET_PARAM(0)), test_video_param_(GET_PARAM(1)),
	superres_mode_(GET_PARAM(2)), psnr_(0.0), frame_count_(0) {}

	virtual ~HorzSuperresEndToEndTest() {}

	virtual void SetUp() {
	InitializeConfig();
	SetMode(::libaom_test::kOnePassGood);
	cfg_.g_lag_in_frames = 5;
	cfg_.rc_end_usage = AOM_Q;
	cfg_.rc_target_bitrate = kBitrate;
	cfg_.g_error_resilient = 0;
	cfg_.g_profile = test_video_param_.profile;
	cfg_.g_input_bit_depth = (unsigned int)test_video_param_.bit_depth;
	cfg_.g_bit_depth = test_video_param_.bit_depth;
	init_flags_ = AOM_CODEC_USE_PSNR;

	// Set superres parameters
	cfg_.rc_superres_mode = superres_mode_;
	}

	virtual void BeginPassHook(unsigned int) {
	psnr_ = 0.0;
	frame_count_ = 0;
	}

	virtual void PSNRPktHook(const aom_codec_cx_pkt_t *pkt) {
	psnr_ += pkt->data.psnr.psnr[0];
	frame_count_++;
	}

	virtual void PreEncodeFrameHook(::libaom_test::VideoSource *video,
	::libaom_test::Encoder *encoder) {
	if (video->frame() == 0) {
	encoder->Control(AV1E_SET_FRAME_PARALLEL_DECODING, 1);
	encoder->Control(AV1E_SET_TILE_COLUMNS, 4);

	// Set cpu-used = 8 for speed
	encoder->Control(AOME_SET_CPUUSED, 8);

	// Test screen coding tools
	if (test_video_param_.screen_content)
	encoder->Control(AV1E_SET_TUNE_CONTENT, AOM_CONTENT_SCREEN);
	else
	encoder->Control(AV1E_SET_TUNE_CONTENT, AOM_CONTENT_DEFAULT);

	encoder->Control(AOME_SET_ENABLEAUTOALTREF, 1);
	encoder->Control(AOME_SET_ARNR_MAXFRAMES, 7);
	encoder->Control(AOME_SET_ARNR_STRENGTH, 5);
	}
	}

	double GetAveragePsnr() const {
	if (frame_count_) return psnr_ / frame_count_;
	return 0.0;
	}

	void DoTest() {
	std::unique_ptr<libaom_test::VideoSource> video;
	video.reset(new libaom_test::Y4mVideoSource(test_video_param_.filename, 0,
	test_video_param_.limit));
	ASSERT_TRUE(video.get() != NULL);

	ASSERT_NO_FATAL_FAILURE(RunLoop(video.get()));
	const double psnr_thresh = (superres_mode_ == AOM_SUPERRES_AUTO)
	? test_video_param_.psnr_threshold2
	: test_video_param_.psnr_threshold;
	const double psnr = GetAveragePsnr();
	EXPECT_GT(psnr, psnr_thresh);

	EXPECT_EQ(test_video_param_.limit, frame_count_);
	}

	TestVideoParam test_video_param_;
	aom_superres_mode superres_mode_;

	private:
	double psnr_;
	unsigned int frame_count_;
	};

	TEST_P(HorzSuperresEndToEndTest, HorzSuperresEndToEndPSNRTest) { DoTest(); }

	AV1_INSTANTIATE_TEST_SUITE(HorzSuperresEndToEndTest,
	::testing::ValuesIn(kTestVideoVectors),
	::testing::ValuesIn(kSuperresModesWithoutParams));

	// Test parameter list:
	// <[needed for EncoderTest], test_video_param_, tuple(superres_denom_,
	// superres_kf_denom_)>
	typedef tuple<const libaom_test::CodecFactory *, TestVideoParam,
	SuperresDenominatorPair>
	HorzSuperresFixedTestParam;

	class HorzSuperresFixedEndToEndTest
	: public ::testing::TestWithParam<HorzSuperresFixedTestParam>,
	public ::libaom_test::EncoderTest {
	protected:
	HorzSuperresFixedEndToEndTest()
	: EncoderTest(GET_PARAM(0)), test_video_param_(GET_PARAM(1)),
	superres_mode_(AOM_SUPERRES_FIXED), psnr_(0.0), frame_count_(0) {
	SuperresDenominatorPair denoms = GET_PARAM(2);
	superres_denom_ = std::get<0>(denoms);
	superres_kf_denom_ = std::get<1>(denoms);
	}

	virtual ~HorzSuperresFixedEndToEndTest() {}

	virtual void SetUp() {
	InitializeConfig();
	SetMode(::libaom_test::kOnePassGood);
	cfg_.g_lag_in_frames = 5;
	cfg_.rc_end_usage = AOM_VBR;
	cfg_.rc_target_bitrate = kBitrate;
	cfg_.g_error_resilient = 0;
	cfg_.g_profile = test_video_param_.profile;
	cfg_.g_input_bit_depth = (unsigned int)test_video_param_.bit_depth;
	cfg_.g_bit_depth = test_video_param_.bit_depth;
	init_flags_ = AOM_CODEC_USE_PSNR;

	// Set superres parameters
	cfg_.rc_superres_mode = superres_mode_;
	cfg_.rc_superres_denominator = superres_denom_;
	cfg_.rc_superres_kf_denominator = superres_kf_denom_;
	}

	virtual void BeginPassHook(unsigned int) {
	psnr_ = 0.0;
	frame_count_ = 0;
	}

	virtual void PSNRPktHook(const aom_codec_cx_pkt_t *pkt) {
	psnr_ += pkt->data.psnr.psnr[0];
	frame_count_++;
	}

	virtual void PreEncodeFrameHook(::libaom_test::VideoSource *video,
	::libaom_test::Encoder *encoder) {
	if (video->frame() == 0) {
	encoder->Control(AV1E_SET_FRAME_PARALLEL_DECODING, 1);
	encoder->Control(AV1E_SET_TILE_COLUMNS, 4);

	// Set cpu-used = 8 for speed
	encoder->Control(AOME_SET_CPUUSED, 8);

	// Test screen coding tools
	if (test_video_param_.screen_content)
	encoder->Control(AV1E_SET_TUNE_CONTENT, AOM_CONTENT_SCREEN);
	else
	encoder->Control(AV1E_SET_TUNE_CONTENT, AOM_CONTENT_DEFAULT);

	encoder->Control(AOME_SET_ENABLEAUTOALTREF, 1);
	encoder->Control(AOME_SET_ARNR_MAXFRAMES, 7);
	encoder->Control(AOME_SET_ARNR_STRENGTH, 5);
	}
	}

	double GetAveragePsnr() const {
	if (frame_count_) return psnr_ / frame_count_;
	return 0.0;
	}

	void DoTest() {
	std::unique_ptr<libaom_test::VideoSource> video;
	video.reset(new libaom_test::Y4mVideoSource(test_video_param_.filename, 0,
	test_video_param_.limit));
	ASSERT_TRUE(video.get() != NULL);

	ASSERT_NO_FATAL_FAILURE(RunLoop(video.get()));
	const double psnr = GetAveragePsnr();
	EXPECT_GT(psnr, test_video_param_.psnr_threshold)
	<< "superres_mode_ = " << superres_mode_
	<< ", superres_denom_ = " << superres_denom_
	<< ", superres_kf_denom_ = " << superres_kf_denom_;

	EXPECT_EQ(test_video_param_.limit, frame_count_)
	<< "superres_mode_ = " << superres_mode_
	<< ", superres_denom_ = " << superres_denom_
	<< ", superres_kf_denom_ = " << superres_kf_denom_;
	}

	TestVideoParam test_video_param_;
	aom_superres_mode superres_mode_;
	int superres_denom_;
	int superres_kf_denom_;

	private:
	double psnr_;
	unsigned int frame_count_;
	};

	TEST_P(HorzSuperresFixedEndToEndTest, HorzSuperresFixedTestParam) { DoTest(); }

	AV1_INSTANTIATE_TEST_SUITE(HorzSuperresFixedEndToEndTest,
	::testing::ValuesIn(kTestVideoVectors),
	::testing::ValuesIn(kSuperresDenominators));

	// Test parameter list:
	// <[needed for EncoderTest], test_video_param_,
	// tuple(superres_qthresh_,superres_kf_qthresh_)>
	typedef tuple<const libaom_test::CodecFactory *, TestVideoParam,
	SuperresQThresholdPair>
	HorzSuperresQThreshTestParam;

	class HorzSuperresQThreshEndToEndTest
	: public ::testing::TestWithParam<HorzSuperresQThreshTestParam>,
	public ::libaom_test::EncoderTest {
	protected:
	HorzSuperresQThreshEndToEndTest()
	: EncoderTest(GET_PARAM(0)), test_video_param_(GET_PARAM(1)),
	superres_mode_(AOM_SUPERRES_QTHRESH), psnr_(0.0), frame_count_(0) {
	SuperresQThresholdPair qthresholds = GET_PARAM(2);
	superres_qthresh_ = std::get<0>(qthresholds);
	superres_kf_qthresh_ = std::get<1>(qthresholds);
	}

	virtual ~HorzSuperresQThreshEndToEndTest() {}

	virtual void SetUp() {
	InitializeConfig();
	SetMode(::libaom_test::kOnePassGood);
	cfg_.g_lag_in_frames = 5;
	cfg_.rc_end_usage = AOM_VBR;
	cfg_.rc_target_bitrate = kBitrate;
	cfg_.g_error_resilient = 0;
	cfg_.g_profile = test_video_param_.profile;
	cfg_.g_input_bit_depth = (unsigned int)test_video_param_.bit_depth;
	cfg_.g_bit_depth = test_video_param_.bit_depth;
	init_flags_ = AOM_CODEC_USE_PSNR;

	// Set superres parameters
	cfg_.rc_superres_mode = superres_mode_;
	cfg_.rc_superres_qthresh = superres_qthresh_;
	cfg_.rc_superres_kf_qthresh = superres_kf_qthresh_;
	}

	virtual void BeginPassHook(unsigned int) {
	psnr_ = 0.0;
	frame_count_ = 0;
	}

	virtual void PSNRPktHook(const aom_codec_cx_pkt_t *pkt) {
	psnr_ += pkt->data.psnr.psnr[0];
	frame_count_++;
	}

	virtual void PreEncodeFrameHook(::libaom_test::VideoSource *video,
	::libaom_test::Encoder *encoder) {
	if (video->frame() == 0) {
	encoder->Control(AV1E_SET_FRAME_PARALLEL_DECODING, 1);
	encoder->Control(AV1E_SET_TILE_COLUMNS, 0);

	// Set cpu-used = 8 for speed
	encoder->Control(AOME_SET_CPUUSED, 8);

	// Test screen coding tools
	if (test_video_param_.screen_content)
	encoder->Control(AV1E_SET_TUNE_CONTENT, AOM_CONTENT_SCREEN);
	else
	encoder->Control(AV1E_SET_TUNE_CONTENT, AOM_CONTENT_DEFAULT);

	encoder->Control(AOME_SET_ENABLEAUTOALTREF, 1);
	encoder->Control(AOME_SET_ARNR_MAXFRAMES, 7);
	encoder->Control(AOME_SET_ARNR_STRENGTH, 5);
	}
	}

	double GetAveragePsnr() const {
	if (frame_count_) return psnr_ / frame_count_;
	return 0.0;
	}

	void DoTest() {
	std::unique_ptr<libaom_test::VideoSource> video;
	video.reset(new libaom_test::Y4mVideoSource(test_video_param_.filename, 0,
	test_video_param_.limit));
	ASSERT_TRUE(video.get() != NULL);

	ASSERT_NO_FATAL_FAILURE(RunLoop(video.get()));
	const double psnr = GetAveragePsnr();
	EXPECT_GT(psnr, test_video_param_.psnr_threshold)
	<< "superres_mode_ = " << superres_mode_
	<< ", superres_qthresh_ = " << superres_qthresh_
	<< ", superres_kf_qthresh_ = " << superres_kf_qthresh_;

	EXPECT_EQ(test_video_param_.limit, frame_count_)
	<< "superres_mode_ = " << superres_mode_
	<< ", superres_qthresh_ = " << superres_qthresh_
	<< ", superres_kf_qthresh_ = " << superres_kf_qthresh_;
	}

	TestVideoParam test_video_param_;
	aom_superres_mode superres_mode_;
	int superres_qthresh_;
	int superres_kf_qthresh_;

	private:
	double psnr_;
	unsigned int frame_count_;
	};

	TEST_P(HorzSuperresQThreshEndToEndTest, HorzSuperresQThreshEndToEndPSNRTest) {
	DoTest();
	}

	AV1_INSTANTIATE_TEST_SUITE(HorzSuperresQThreshEndToEndTest,
	::testing::ValuesIn(kTestVideoVectors),
	::testing::ValuesIn(kSuperresQThresholds));

	} // namespace