1 /*
2  * Copyright (c) 2020, 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 #include "aom/aom_codec.h"
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/y4m_video_source.h"
16 #include "test/util.h"
17 
18 namespace {
19 // This class is used to validate if screen_content_tools are turned on
20 // appropriately.
21 class ScreenContentToolsTestLarge
22     : public ::libaom_test::CodecTestWith2Params<libaom_test::TestMode,
23                                                  aom_rc_mode>,
24       public ::libaom_test::EncoderTest {
25  protected:
ScreenContentToolsTestLarge()26   ScreenContentToolsTestLarge()
27       : EncoderTest(GET_PARAM(0)), encoding_mode_(GET_PARAM(1)),
28         rc_end_usage_(GET_PARAM(2)) {
29     is_screen_content_violated_ = true;
30     tune_content_ = AOM_CONTENT_DEFAULT;
31   }
~ScreenContentToolsTestLarge()32   virtual ~ScreenContentToolsTestLarge() {}
33 
SetUp()34   virtual void SetUp() {
35     InitializeConfig(encoding_mode_);
36     const aom_rational timebase = { 1, 30 };
37     cfg_.g_timebase = timebase;
38     cfg_.rc_end_usage = rc_end_usage_;
39     cfg_.g_threads = 1;
40     cfg_.g_lag_in_frames = 35;
41     cfg_.rc_target_bitrate = 1000;
42     cfg_.g_profile = 0;
43   }
44 
DoDecode() const45   virtual bool DoDecode() const { return 1; }
46 
PreEncodeFrameHook(::libaom_test::VideoSource * video,::libaom_test::Encoder * encoder)47   virtual void PreEncodeFrameHook(::libaom_test::VideoSource *video,
48                                   ::libaom_test::Encoder *encoder) {
49     if (video->frame() == 0) {
50       encoder->Control(AOME_SET_CPUUSED, 5);
51       encoder->Control(AOME_SET_ENABLEAUTOALTREF, 1);
52       encoder->Control(AV1E_SET_TUNE_CONTENT, tune_content_);
53     }
54   }
55 
HandleDecodeResult(const aom_codec_err_t res_dec,libaom_test::Decoder * decoder)56   virtual bool HandleDecodeResult(const aom_codec_err_t res_dec,
57                                   libaom_test::Decoder *decoder) {
58     EXPECT_EQ(AOM_CODEC_OK, res_dec) << decoder->DecodeError();
59     if (AOM_CODEC_OK == res_dec) {
60       aom_codec_ctx_t *ctx_dec = decoder->GetDecoder();
61       aom_screen_content_tools_info sc_info;
62 
63       AOM_CODEC_CONTROL_TYPECHECKED(ctx_dec, AOMD_GET_SCREEN_CONTENT_TOOLS_INFO,
64                                     &sc_info);
65       if (sc_info.allow_screen_content_tools == 1) {
66         is_screen_content_violated_ = false;
67       }
68     }
69     return AOM_CODEC_OK == res_dec;
70   }
71 
72   ::libaom_test::TestMode encoding_mode_;
73   bool is_screen_content_violated_;
74   int tune_content_;
75   aom_rc_mode rc_end_usage_;
76 };
77 
TEST_P(ScreenContentToolsTestLarge,ScreenContentToolsTest)78 TEST_P(ScreenContentToolsTestLarge, ScreenContentToolsTest) {
79   // force screen content tools on
80   ::libaom_test::Y4mVideoSource video_nonsc("park_joy_90p_8_444.y4m", 0, 1);
81   cfg_.g_profile = 1;
82   tune_content_ = AOM_CONTENT_SCREEN;
83   ASSERT_NO_FATAL_FAILURE(RunLoop(&video_nonsc));
84   ASSERT_EQ(is_screen_content_violated_, false)
85       << "Failed for tune_content_ = AOM_CONTENT_SCREEN";
86 
87   // Don't force screen content, however as the input is screen content
88   // allow_screen_content_tools should still be turned on
89   ::libaom_test::Y4mVideoSource video_sc("desktop_credits.y4m", 0, 1);
90   cfg_.g_profile = 1;
91   is_screen_content_violated_ = true;
92   tune_content_ = AOM_CONTENT_DEFAULT;
93   ASSERT_NO_FATAL_FAILURE(RunLoop(&video_sc));
94   ASSERT_EQ(is_screen_content_violated_, false)
95       << "Failed detection of screen content";
96 
97   // TODO(anyone): Enable below test once low resolution screen content
98   // detection issues are fixed.
99   // low resolution test
100   //  ::libaom_test::Y4mVideoSource video_sc("screendata.y4m", 0, 1);
101   //  cfg_.g_profile = 0;
102   //  is_screen_content_violated_ = true;
103   //  tune_content_ = AOM_CONTENT_DEFAULT;
104   //  ASSERT_NO_FATAL_FAILURE(RunLoop(&video_sc));
105   //  ASSERT_EQ(is_screen_content_violated_, false)
106   //      << "Failed detection of screen content(lowres)";
107 }
108 
109 AV1_INSTANTIATE_TEST_SUITE(ScreenContentToolsTestLarge,
110                            ::testing::Values(::libaom_test::kOnePassGood,
111                                              ::libaom_test::kTwoPassGood),
112                            ::testing::Values(AOM_Q));
113 }  // namespace
114