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1 /*
2  *  Copyright (c) 2012 The WebM project authors. All Rights Reserved.
3  *
4  *  Use of this source code is governed by a BSD-style license
5  *  that can be found in the LICENSE file in the root of the source
6  *  tree. An additional intellectual property rights grant can be found
7  *  in the file PATENTS.  All contributing project authors may
8  *  be found in the AUTHORS file in the root of the source tree.
9  */
10 #include "third_party/googletest/src/include/gtest/gtest.h"
11 #include "test/codec_factory.h"
12 #include "test/encode_test_driver.h"
13 #include "test/i420_video_source.h"
14 #include "test/util.h"
15 #include "test/y4m_video_source.h"
16 
17 namespace {
18 
19 const int kMaxPSNR = 100;
20 
21 class CpuSpeedTest
22     : public ::libvpx_test::EncoderTest,
23       public ::libvpx_test::CodecTestWith2Params<libvpx_test::TestMode, int> {
24  protected:
CpuSpeedTest()25   CpuSpeedTest()
26       : EncoderTest(GET_PARAM(0)), encoding_mode_(GET_PARAM(1)),
27         set_cpu_used_(GET_PARAM(2)), min_psnr_(kMaxPSNR),
28         tune_content_(VP9E_CONTENT_DEFAULT) {}
~CpuSpeedTest()29   virtual ~CpuSpeedTest() {}
30 
SetUp()31   virtual void SetUp() {
32     InitializeConfig();
33     SetMode(encoding_mode_);
34     if (encoding_mode_ != ::libvpx_test::kRealTime) {
35       cfg_.g_lag_in_frames = 25;
36       cfg_.rc_end_usage = VPX_VBR;
37     } else {
38       cfg_.g_lag_in_frames = 0;
39       cfg_.rc_end_usage = VPX_CBR;
40     }
41   }
42 
BeginPassHook(unsigned int)43   virtual void BeginPassHook(unsigned int /*pass*/) { min_psnr_ = kMaxPSNR; }
44 
PreEncodeFrameHook(::libvpx_test::VideoSource * video,::libvpx_test::Encoder * encoder)45   virtual void PreEncodeFrameHook(::libvpx_test::VideoSource *video,
46                                   ::libvpx_test::Encoder *encoder) {
47     if (video->frame() == 1) {
48       encoder->Control(VP8E_SET_CPUUSED, set_cpu_used_);
49       encoder->Control(VP9E_SET_TUNE_CONTENT, tune_content_);
50       if (encoding_mode_ != ::libvpx_test::kRealTime) {
51         encoder->Control(VP8E_SET_ENABLEAUTOALTREF, 1);
52         encoder->Control(VP8E_SET_ARNR_MAXFRAMES, 7);
53         encoder->Control(VP8E_SET_ARNR_STRENGTH, 5);
54         encoder->Control(VP8E_SET_ARNR_TYPE, 3);
55       }
56     }
57   }
58 
PSNRPktHook(const vpx_codec_cx_pkt_t * pkt)59   virtual void PSNRPktHook(const vpx_codec_cx_pkt_t *pkt) {
60     if (pkt->data.psnr.psnr[0] < min_psnr_) min_psnr_ = pkt->data.psnr.psnr[0];
61   }
62 
63   ::libvpx_test::TestMode encoding_mode_;
64   int set_cpu_used_;
65   double min_psnr_;
66   int tune_content_;
67 };
68 
TEST_P(CpuSpeedTest,TestQ0)69 TEST_P(CpuSpeedTest, TestQ0) {
70   // Validate that this non multiple of 64 wide clip encodes and decodes
71   // without a mismatch when passing in a very low max q.  This pushes
72   // the encoder to producing lots of big partitions which will likely
73   // extend into the border and test the border condition.
74   cfg_.rc_2pass_vbr_minsection_pct = 5;
75   cfg_.rc_2pass_vbr_maxsection_pct = 2000;
76   cfg_.rc_target_bitrate = 400;
77   cfg_.rc_max_quantizer = 0;
78   cfg_.rc_min_quantizer = 0;
79 
80   ::libvpx_test::I420VideoSource video("hantro_odd.yuv", 208, 144, 30, 1, 0,
81                                        20);
82 
83   init_flags_ = VPX_CODEC_USE_PSNR;
84 
85   ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
86   EXPECT_GE(min_psnr_, kMaxPSNR);
87 }
88 
TEST_P(CpuSpeedTest,TestScreencastQ0)89 TEST_P(CpuSpeedTest, TestScreencastQ0) {
90   ::libvpx_test::Y4mVideoSource video("screendata.y4m", 0, 25);
91   cfg_.g_timebase = video.timebase();
92   cfg_.rc_2pass_vbr_minsection_pct = 5;
93   cfg_.rc_2pass_vbr_maxsection_pct = 2000;
94   cfg_.rc_target_bitrate = 400;
95   cfg_.rc_max_quantizer = 0;
96   cfg_.rc_min_quantizer = 0;
97 
98   init_flags_ = VPX_CODEC_USE_PSNR;
99 
100   ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
101   EXPECT_GE(min_psnr_, kMaxPSNR);
102 }
103 
TEST_P(CpuSpeedTest,TestTuneScreen)104 TEST_P(CpuSpeedTest, TestTuneScreen) {
105   ::libvpx_test::Y4mVideoSource video("screendata.y4m", 0, 25);
106   cfg_.g_timebase = video.timebase();
107   cfg_.rc_2pass_vbr_minsection_pct = 5;
108   cfg_.rc_2pass_vbr_minsection_pct = 2000;
109   cfg_.rc_target_bitrate = 2000;
110   cfg_.rc_max_quantizer = 63;
111   cfg_.rc_min_quantizer = 0;
112   tune_content_ = VP9E_CONTENT_SCREEN;
113 
114   init_flags_ = VPX_CODEC_USE_PSNR;
115 
116   ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
117 }
118 
TEST_P(CpuSpeedTest,TestEncodeHighBitrate)119 TEST_P(CpuSpeedTest, TestEncodeHighBitrate) {
120   // Validate that this non multiple of 64 wide clip encodes and decodes
121   // without a mismatch when passing in a very low max q.  This pushes
122   // the encoder to producing lots of big partitions which will likely
123   // extend into the border and test the border condition.
124   cfg_.rc_2pass_vbr_minsection_pct = 5;
125   cfg_.rc_2pass_vbr_maxsection_pct = 2000;
126   cfg_.rc_target_bitrate = 12000;
127   cfg_.rc_max_quantizer = 10;
128   cfg_.rc_min_quantizer = 0;
129 
130   ::libvpx_test::I420VideoSource video("hantro_odd.yuv", 208, 144, 30, 1, 0,
131                                        20);
132 
133   ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
134 }
135 
TEST_P(CpuSpeedTest,TestLowBitrate)136 TEST_P(CpuSpeedTest, TestLowBitrate) {
137   // Validate that this clip encodes and decodes without a mismatch
138   // when passing in a very high min q.  This pushes the encoder to producing
139   // lots of small partitions which might will test the other condition.
140   cfg_.rc_2pass_vbr_minsection_pct = 5;
141   cfg_.rc_2pass_vbr_maxsection_pct = 2000;
142   cfg_.rc_target_bitrate = 200;
143   cfg_.rc_min_quantizer = 40;
144 
145   ::libvpx_test::I420VideoSource video("hantro_odd.yuv", 208, 144, 30, 1, 0,
146                                        20);
147 
148   ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
149 }
150 
151 VP9_INSTANTIATE_TEST_CASE(CpuSpeedTest,
152                           ::testing::Values(::libvpx_test::kTwoPassGood,
153                                             ::libvpx_test::kOnePassGood,
154                                             ::libvpx_test::kRealTime),
155                           ::testing::Range(0, 9));
156 }  // namespace
157