third_party/aom/test/altref_test.cc

   1 /*
   2  * Copyright (c) 2016, Alliance for Open Media. All rights reserved
   3  *
   4  * This source code is subject to the terms of the BSD 2 Clause License and
   5  * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
   6  * was not distributed with this source code in the LICENSE file, you can
   7  * obtain it at www.aomedia.org/license/software. If the Alliance for Open
   8  * Media Patent License 1.0 was not distributed with this source code in the
   9  * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
  10  */
  11
  12 #include "third_party/googletest/src/googletest/include/gtest/gtest.h"
  13 #include "test/codec_factory.h"
  14 #include "test/encode_test_driver.h"
  15 #include "test/i420_video_source.h"
  16 #include "test/util.h"
  17 namespace {
  18
  19 class AltRefForcedKeyTestLarge
  20     : public ::libaom_test::CodecTestWith2Params<libaom_test::TestMode, int>,
  21       public ::libaom_test::EncoderTest {
  22  protected:
  23   AltRefForcedKeyTestLarge()
  24       : EncoderTest(GET_PARAM(0)), encoding_mode_(GET_PARAM(1)),
  25         cpu_used_(GET_PARAM(2)), forced_kf_frame_num_(1), frame_num_(0) {}
  26   virtual ~AltRefForcedKeyTestLarge() {}
  27
  28   virtual void SetUp() {
  29     InitializeConfig();
  30     SetMode(encoding_mode_);
  31     cfg_.rc_end_usage = AOM_VBR;
  32     cfg_.g_threads = 0;
  33   }
  34
  35   virtual void PreEncodeFrameHook(::libaom_test::VideoSource *video,
  36                                   ::libaom_test::Encoder *encoder) {
  37     if (video->frame() == 0) {
  38       encoder->Control(AOME_SET_CPUUSED, cpu_used_);
  39       encoder->Control(AOME_SET_ENABLEAUTOALTREF, 1);
  40 #if CONFIG_AV1_ENCODER
  41       // override test default for tile columns if necessary.
  42       if (GET_PARAM(0) == &libaom_test::kAV1) {
  43         encoder->Control(AV1E_SET_TILE_COLUMNS, 6);
  44       }
  45 #endif
  46     }
  47     frame_flags_ =
  48         (video->frame() == forced_kf_frame_num_) ? AOM_EFLAG_FORCE_KF : 0;
  49   }
  50
  51   virtual void FramePktHook(const aom_codec_cx_pkt_t *pkt) {
  52     if (frame_num_ == forced_kf_frame_num_) {
  53       ASSERT_TRUE(!!(pkt->data.frame.flags & AOM_FRAME_IS_KEY))
  54           << "Frame #" << frame_num_ << " isn't a keyframe!";
  55     }
  56     ++frame_num_;
  57   }
  58
  59   ::libaom_test::TestMode encoding_mode_;
  60   int cpu_used_;
  61   unsigned int forced_kf_frame_num_;
  62   unsigned int frame_num_;
  63 };
  64
  65 TEST_P(AltRefForcedKeyTestLarge, Frame1IsKey) {
  66   const aom_rational timebase = { 1, 30 };
  67   const int lag_values[] = { 3, 15, 25, -1 };
  68
  69   forced_kf_frame_num_ = 1;
  70   for (int i = 0; lag_values[i] != -1; ++i) {
  71     frame_num_ = 0;
  72     cfg_.g_lag_in_frames = lag_values[i];
  73     libaom_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
  74                                        timebase.den, timebase.num, 0, 30);
  75     ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
  76   }
  77 }
  78
  79 TEST_P(AltRefForcedKeyTestLarge, ForcedFrameIsKey) {
  80   const aom_rational timebase = { 1, 30 };
  81   const int lag_values[] = { 3, 15, 25, -1 };
  82
  83   for (int i = 0; lag_values[i] != -1; ++i) {
  84     frame_num_ = 0;
  85     forced_kf_frame_num_ = lag_values[i] - 1;
  86     cfg_.g_lag_in_frames = lag_values[i];
  87     libaom_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
  88                                        timebase.den, timebase.num, 0, 30);
  89     ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
  90   }
  91 }
  92
  93 AV1_INSTANTIATE_TEST_CASE(AltRefForcedKeyTestLarge,
  94                           ::testing::Values(::libaom_test::kOnePassGood),
  95                           ::testing::Values(2, 5));
  96
  97 }  // namespace