/* *  Copyright (c) 2016 The WebM project authors. All Rights Reserved. * *  Use of this source code is governed by a BSD-style license *  that can be found in the LICENSE file in the root of the source *  tree. An additional intellectual property rights grant can be found *  in the file PATENTS.  All contributing project authors may *  be found in the AUTHORS file in the root of the source tree. */#include "third_party/googletest/src/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 {class LevelTest    : public ::libvpx_test::EncoderTest,      public ::libvpx_test::CodecTestWith2Params<libvpx_test::TestMode, int> { protected:  LevelTest()      : EncoderTest(GET_PARAM(0)), encoding_mode_(GET_PARAM(1)),        cpu_used_(GET_PARAM(2)), min_gf_internal_(24), target_level_(0),        level_(0) {}  virtual ~LevelTest() {}   virtual void SetUp() {    InitializeConfig();    SetMode(encoding_mode_);    if (encoding_mode_ != ::libvpx_test::kRealTime) {      cfg_.g_lag_in_frames = 25;      cfg_.rc_end_usage = VPX_VBR;    } else {      cfg_.g_lag_in_frames = 0;      cfg_.rc_end_usage = VPX_CBR;    }    cfg_.rc_2pass_vbr_minsection_pct = 5;    cfg_.rc_2pass_vbr_maxsection_pct = 2000;    cfg_.rc_target_bitrate = 400;    cfg_.rc_max_quantizer = 63;    cfg_.rc_min_quantizer = 0;  }   virtual void PreEncodeFrameHook(::libvpx_test::VideoSource *video,                                  ::libvpx_test::Encoder *encoder) {    if (video->frame() == 0) {      encoder->Control(VP8E_SET_CPUUSED, cpu_used_);      encoder->Control(VP9E_SET_TARGET_LEVEL, target_level_);      encoder->Control(VP9E_SET_MIN_GF_INTERVAL, min_gf_internal_);      if (encoding_mode_ != ::libvpx_test::kRealTime) {        encoder->Control(VP8E_SET_ENABLEAUTOALTREF, 1);        encoder->Control(VP8E_SET_ARNR_MAXFRAMES, 7);        encoder->Control(VP8E_SET_ARNR_STRENGTH, 5);        encoder->Control(VP8E_SET_ARNR_TYPE, 3);      }    }    encoder->Control(VP9E_GET_LEVEL, &level_);    ASSERT_LE(level_, 51);    ASSERT_GE(level_, 0);  }   ::libvpx_test::TestMode encoding_mode_;  int cpu_used_;  int min_gf_internal_;  int target_level_;  int level_;}; TEST_P(LevelTest, TestTargetLevel11Large) {  ASSERT_NE(encoding_mode_, ::libvpx_test::kRealTime);  ::libvpx_test::I420VideoSource video("hantro_odd.yuv", 208, 144, 30, 1, 0,                                       60);  target_level_ = 11;  cfg_.rc_target_bitrate = 150;  ASSERT_NO_FATAL_FAILURE(RunLoop(&video));  ASSERT_GE(target_level_, level_);} TEST_P(LevelTest, TestTargetLevel20Large) {  ASSERT_NE(encoding_mode_, ::libvpx_test::kRealTime);  ::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,                                       30, 1, 0, 60);  target_level_ = 20;  cfg_.rc_target_bitrate = 1200;  ASSERT_NO_FATAL_FAILURE(RunLoop(&video));  ASSERT_GE(target_level_, level_);} TEST_P(LevelTest, TestTargetLevel31Large) {  ASSERT_NE(encoding_mode_, ::libvpx_test::kRealTime);  ::libvpx_test::I420VideoSource video("niklas_1280_720_30.y4m", 1280, 720, 30,                                       1, 0, 60);  target_level_ = 31;  cfg_.rc_target_bitrate = 8000;  ASSERT_NO_FATAL_FAILURE(RunLoop(&video));  ASSERT_GE(target_level_, level_);} // Test for keeping level stats onlyTEST_P(LevelTest, TestTargetLevel0) {  ::libvpx_test::I420VideoSource video("hantro_odd.yuv", 208, 144, 30, 1, 0,                                       40);  target_level_ = 0;  min_gf_internal_ = 4;  ASSERT_NO_FATAL_FAILURE(RunLoop(&video));  ASSERT_GE(11, level_);   cfg_.rc_target_bitrate = 1600;  ASSERT_NO_FATAL_FAILURE(RunLoop(&video));  ASSERT_GE(20, level_);} // Test for level control being turned offTEST_P(LevelTest, TestTargetLevel255) {  ::libvpx_test::I420VideoSource video("hantro_odd.yuv", 208, 144, 30, 1, 0,                                       30);  target_level_ = 255;  ASSERT_NO_FATAL_FAILURE(RunLoop(&video));} TEST_P(LevelTest, TestTargetLevelApi) {  ::libvpx_test::I420VideoSource video("hantro_odd.yuv", 208, 144, 30, 1, 0, 1);  static const vpx_codec_iface_t *codec = &vpx_codec_vp9_cx_algo;  vpx_codec_ctx_t enc;  vpx_codec_enc_cfg_t cfg;  EXPECT_EQ(VPX_CODEC_OK, vpx_codec_enc_config_default(codec, &cfg, 0));  cfg.rc_target_bitrate = 100;  EXPECT_EQ(VPX_CODEC_OK, vpx_codec_enc_init(&enc, codec, &cfg, 0));  for (int level = 0; level <= 256; ++level) {    if (level == 10 || level == 11 || level == 20 || level == 21 ||        level == 30 || level == 31 || level == 40 || level == 41 ||        level == 50 || level == 51 || level == 52 || level == 60 ||        level == 61 || level == 62 || level == 0 || level == 1 || level == 255)      EXPECT_EQ(VPX_CODEC_OK,                vpx_codec_control(&enc, VP9E_SET_TARGET_LEVEL, level));    else      EXPECT_EQ(VPX_CODEC_INVALID_PARAM,                vpx_codec_control(&enc, VP9E_SET_TARGET_LEVEL, level));  }  EXPECT_EQ(VPX_CODEC_OK, vpx_codec_destroy(&enc));} VP9_INSTANTIATE_TEST_SUITE(LevelTest,                           ::testing::Values(::libvpx_test::kTwoPassGood,                                             ::libvpx_test::kOnePassGood),                           ::testing::Range(0, 9));}  // namespace