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1 /*
2  *  Copyright (c) 2014 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 
11 #include "third_party/googletest/src/include/gtest/gtest.h"
12 
13 #include "test/codec_factory.h"
14 #include "test/encode_test_driver.h"
15 #include "test/util.h"
16 #include "test/y4m_video_source.h"
17 #include "test/yuv_video_source.h"
18 
19 namespace {
20 
21 const unsigned int kWidth = 160;
22 const unsigned int kHeight = 90;
23 const unsigned int kFramerate = 50;
24 const unsigned int kFrames = 10;
25 const int kBitrate = 500;
26 // List of psnr thresholds for speed settings 0-7 and 5 encoding modes
27 const double kPsnrThreshold[][5] = {
28   { 36.0, 37.0, 37.0, 37.0, 37.0 }, { 35.0, 36.0, 36.0, 36.0, 36.0 },
29   { 34.0, 35.0, 35.0, 35.0, 35.0 }, { 33.0, 34.0, 34.0, 34.0, 34.0 },
30   { 32.0, 33.0, 33.0, 33.0, 33.0 }, { 31.0, 32.0, 32.0, 32.0, 32.0 },
31   { 30.0, 31.0, 31.0, 31.0, 31.0 }, { 29.0, 30.0, 30.0, 30.0, 30.0 },
32 };
33 
34 typedef struct {
35   const char *filename;
36   unsigned int input_bit_depth;
37   vpx_img_fmt fmt;
38   vpx_bit_depth_t bit_depth;
39   unsigned int profile;
40 } TestVideoParam;
41 
42 const TestVideoParam kTestVectors[] = {
43   { "park_joy_90p_8_420.y4m", 8, VPX_IMG_FMT_I420, VPX_BITS_8, 0 },
44   { "park_joy_90p_8_422.y4m", 8, VPX_IMG_FMT_I422, VPX_BITS_8, 1 },
45   { "park_joy_90p_8_444.y4m", 8, VPX_IMG_FMT_I444, VPX_BITS_8, 1 },
46   { "park_joy_90p_8_440.yuv", 8, VPX_IMG_FMT_I440, VPX_BITS_8, 1 },
47 #if CONFIG_VP9_HIGHBITDEPTH
48   { "park_joy_90p_10_420.y4m", 10, VPX_IMG_FMT_I42016, VPX_BITS_10, 2 },
49   { "park_joy_90p_10_422.y4m", 10, VPX_IMG_FMT_I42216, VPX_BITS_10, 3 },
50   { "park_joy_90p_10_444.y4m", 10, VPX_IMG_FMT_I44416, VPX_BITS_10, 3 },
51   { "park_joy_90p_10_440.yuv", 10, VPX_IMG_FMT_I44016, VPX_BITS_10, 3 },
52   { "park_joy_90p_12_420.y4m", 12, VPX_IMG_FMT_I42016, VPX_BITS_12, 2 },
53   { "park_joy_90p_12_422.y4m", 12, VPX_IMG_FMT_I42216, VPX_BITS_12, 3 },
54   { "park_joy_90p_12_444.y4m", 12, VPX_IMG_FMT_I44416, VPX_BITS_12, 3 },
55   { "park_joy_90p_12_440.yuv", 12, VPX_IMG_FMT_I44016, VPX_BITS_12, 3 },
56 #endif  // CONFIG_VP9_HIGHBITDEPTH
57 };
58 
59 // Encoding modes tested
60 const libvpx_test::TestMode kEncodingModeVectors[] = {
61   ::libvpx_test::kTwoPassGood, ::libvpx_test::kOnePassGood,
62   ::libvpx_test::kRealTime,
63 };
64 
65 // Speed settings tested
66 const int kCpuUsedVectors[] = { 1, 2, 3, 5, 6 };
67 
is_extension_y4m(const char * filename)68 int is_extension_y4m(const char *filename) {
69   const char *dot = strrchr(filename, '.');
70   if (!dot || dot == filename) {
71     return 0;
72   } else {
73     return !strcmp(dot, ".y4m");
74   }
75 }
76 
77 class EndToEndTestLarge
78     : public ::libvpx_test::EncoderTest,
79       public ::libvpx_test::CodecTestWith3Params<libvpx_test::TestMode,
80                                                  TestVideoParam, int> {
81  protected:
EndToEndTestLarge()82   EndToEndTestLarge()
83       : EncoderTest(GET_PARAM(0)), test_video_param_(GET_PARAM(2)),
84         cpu_used_(GET_PARAM(3)), psnr_(0.0), nframes_(0),
85         encoding_mode_(GET_PARAM(1)) {}
86 
~EndToEndTestLarge()87   virtual ~EndToEndTestLarge() {}
88 
SetUp()89   virtual void SetUp() {
90     InitializeConfig();
91     SetMode(encoding_mode_);
92     if (encoding_mode_ != ::libvpx_test::kRealTime) {
93       cfg_.g_lag_in_frames = 5;
94       cfg_.rc_end_usage = VPX_VBR;
95     } else {
96       cfg_.g_lag_in_frames = 0;
97       cfg_.rc_end_usage = VPX_CBR;
98       cfg_.rc_buf_sz = 1000;
99       cfg_.rc_buf_initial_sz = 500;
100       cfg_.rc_buf_optimal_sz = 600;
101     }
102     dec_cfg_.threads = 4;
103   }
104 
BeginPassHook(unsigned int)105   virtual void BeginPassHook(unsigned int) {
106     psnr_ = 0.0;
107     nframes_ = 0;
108   }
109 
PSNRPktHook(const vpx_codec_cx_pkt_t * pkt)110   virtual void PSNRPktHook(const vpx_codec_cx_pkt_t *pkt) {
111     psnr_ += pkt->data.psnr.psnr[0];
112     nframes_++;
113   }
114 
PreEncodeFrameHook(::libvpx_test::VideoSource * video,::libvpx_test::Encoder * encoder)115   virtual void PreEncodeFrameHook(::libvpx_test::VideoSource *video,
116                                   ::libvpx_test::Encoder *encoder) {
117     if (video->frame() == 1) {
118       encoder->Control(VP9E_SET_FRAME_PARALLEL_DECODING, 1);
119       encoder->Control(VP9E_SET_TILE_COLUMNS, 4);
120       encoder->Control(VP8E_SET_CPUUSED, cpu_used_);
121       if (encoding_mode_ != ::libvpx_test::kRealTime) {
122         encoder->Control(VP8E_SET_ENABLEAUTOALTREF, 1);
123         encoder->Control(VP8E_SET_ARNR_MAXFRAMES, 7);
124         encoder->Control(VP8E_SET_ARNR_STRENGTH, 5);
125         encoder->Control(VP8E_SET_ARNR_TYPE, 3);
126       }
127     }
128   }
129 
GetAveragePsnr() const130   double GetAveragePsnr() const {
131     if (nframes_) return psnr_ / nframes_;
132     return 0.0;
133   }
134 
GetPsnrThreshold()135   double GetPsnrThreshold() {
136     return kPsnrThreshold[cpu_used_][encoding_mode_];
137   }
138 
139   TestVideoParam test_video_param_;
140   int cpu_used_;
141 
142  private:
143   double psnr_;
144   unsigned int nframes_;
145   libvpx_test::TestMode encoding_mode_;
146 };
147 
TEST_P(EndToEndTestLarge,EndtoEndPSNRTest)148 TEST_P(EndToEndTestLarge, EndtoEndPSNRTest) {
149   cfg_.rc_target_bitrate = kBitrate;
150   cfg_.g_error_resilient = 0;
151   cfg_.g_profile = test_video_param_.profile;
152   cfg_.g_input_bit_depth = test_video_param_.input_bit_depth;
153   cfg_.g_bit_depth = test_video_param_.bit_depth;
154   init_flags_ = VPX_CODEC_USE_PSNR;
155   if (cfg_.g_bit_depth > 8) init_flags_ |= VPX_CODEC_USE_HIGHBITDEPTH;
156 
157   testing::internal::scoped_ptr<libvpx_test::VideoSource> video;
158   if (is_extension_y4m(test_video_param_.filename)) {
159     video.reset(new libvpx_test::Y4mVideoSource(test_video_param_.filename, 0,
160                                                 kFrames));
161   } else {
162     video.reset(new libvpx_test::YUVVideoSource(
163         test_video_param_.filename, test_video_param_.fmt, kWidth, kHeight,
164         kFramerate, 1, 0, kFrames));
165   }
166   ASSERT_TRUE(video.get() != NULL);
167 
168   ASSERT_NO_FATAL_FAILURE(RunLoop(video.get()));
169   const double psnr = GetAveragePsnr();
170   EXPECT_GT(psnr, GetPsnrThreshold());
171 }
172 
173 VP9_INSTANTIATE_TEST_CASE(EndToEndTestLarge,
174                           ::testing::ValuesIn(kEncodingModeVectors),
175                           ::testing::ValuesIn(kTestVectors),
176                           ::testing::ValuesIn(kCpuUsedVectors));
177 }  // namespace
178