test/encode_perf_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 <string>
  13 #include "third_party/googletest/src/googletest/include/gtest/gtest.h"
  14 #include "./aom_config.h"
  15 #include "./aom_version.h"
  16 #include "test/codec_factory.h"
  17 #include "test/encode_test_driver.h"
  18 #include "test/i420_video_source.h"
  19 #include "test/util.h"
  20 #include "test/y4m_video_source.h"
  21 #include "aom_ports/aom_timer.h"
  22
  23 namespace {
  24
  25 const int kMaxPsnr = 100;
  26 const double kUsecsInSec = 1000000.0;
  27
  28 struct EncodePerfTestVideo {
  29   EncodePerfTestVideo(const char *name_, uint32_t width_, uint32_t height_,
  30                       uint32_t bitrate_, int frames_)
  31       : name(name_), width(width_), height(height_), bitrate(bitrate_),
  32         frames(frames_) {}
  33   const char *name;
  34   uint32_t width;
  35   uint32_t height;
  36   uint32_t bitrate;
  37   int frames;
  38 };
  39
  40 const EncodePerfTestVideo kAV1EncodePerfTestVectors[] = {
  41   EncodePerfTestVideo("desktop_640_360_30.yuv", 640, 360, 200, 2484),
  42   EncodePerfTestVideo("kirland_640_480_30.yuv", 640, 480, 200, 300),
  43   EncodePerfTestVideo("macmarcomoving_640_480_30.yuv", 640, 480, 200, 987),
  44   EncodePerfTestVideo("macmarcostationary_640_480_30.yuv", 640, 480, 200, 718),
  45   EncodePerfTestVideo("niklas_640_480_30.yuv", 640, 480, 200, 471),
  46   EncodePerfTestVideo("tacomanarrows_640_480_30.yuv", 640, 480, 200, 300),
  47   EncodePerfTestVideo("tacomasmallcameramovement_640_480_30.yuv", 640, 480, 200,
  48                       300),
  49   EncodePerfTestVideo("thaloundeskmtg_640_480_30.yuv", 640, 480, 200, 300),
  50   EncodePerfTestVideo("niklas_1280_720_30.yuv", 1280, 720, 600, 470),
  51 };
  52
  53 const int kEncodePerfTestSpeeds[] = { 5, 6, 7, 8 };
  54 const int kEncodePerfTestThreads[] = { 1, 2, 4 };
  55
  56 class AV1EncodePerfTest
  57     : public ::libaom_test::CodecTestWithParam<libaom_test::TestMode>,
  58       public ::libaom_test::EncoderTest {
  59  protected:
  60   AV1EncodePerfTest()
  61       : EncoderTest(GET_PARAM(0)), min_psnr_(kMaxPsnr), nframes_(0),
  62         encoding_mode_(GET_PARAM(1)), speed_(0), threads_(1) {}
  63
  64   virtual ~AV1EncodePerfTest() {}
  65
  66   virtual void SetUp() {
  67     InitializeConfig();
  68     SetMode(encoding_mode_);
  69
  70     cfg_.g_lag_in_frames = 0;
  71     cfg_.rc_min_quantizer = 2;
  72     cfg_.rc_max_quantizer = 56;
  73     cfg_.rc_dropframe_thresh = 0;
  74     cfg_.rc_undershoot_pct = 50;
  75     cfg_.rc_overshoot_pct = 50;
  76     cfg_.rc_buf_sz = 1000;
  77     cfg_.rc_buf_initial_sz = 500;
  78     cfg_.rc_buf_optimal_sz = 600;
  79     cfg_.rc_end_usage = AOM_CBR;
  80     cfg_.g_error_resilient = 1;
  81     cfg_.g_threads = threads_;
  82   }
  83
  84   virtual void PreEncodeFrameHook(::libaom_test::VideoSource *video,
  85                                   ::libaom_test::Encoder *encoder) {
  86     if (video->frame() == 0) {
  87       const int log2_tile_columns = 3;
  88       encoder->Control(AOME_SET_CPUUSED, speed_);
  89       encoder->Control(AV1E_SET_TILE_COLUMNS, log2_tile_columns);
  90       encoder->Control(AV1E_SET_FRAME_PARALLEL_DECODING, 1);
  91       encoder->Control(AOME_SET_ENABLEAUTOALTREF, 0);
  92     }
  93   }
  94
  95   virtual void BeginPassHook(unsigned int /*pass*/) {
  96     min_psnr_ = kMaxPsnr;
  97     nframes_ = 0;
  98   }
  99
 100   virtual void PSNRPktHook(const aom_codec_cx_pkt_t *pkt) {
 101     if (pkt->data.psnr.psnr[0] < min_psnr_) {
 102       min_psnr_ = pkt->data.psnr.psnr[0];
 103     }
 104   }
 105
 106   // for performance reasons don't decode
 107   virtual bool DoDecode() { return 0; }
 108
 109   double min_psnr() const { return min_psnr_; }
 110
 111   void set_speed(unsigned int speed) { speed_ = speed; }
 112
 113   void set_threads(unsigned int threads) { threads_ = threads; }
 114
 115  private:
 116   double min_psnr_;
 117   unsigned int nframes_;
 118   libaom_test::TestMode encoding_mode_;
 119   unsigned speed_;
 120   unsigned int threads_;
 121 };
 122
 123 TEST_P(AV1EncodePerfTest, PerfTest) {
 124   for (size_t i = 0; i < NELEMENTS(kAV1EncodePerfTestVectors); ++i) {
 125     for (size_t j = 0; j < NELEMENTS(kEncodePerfTestSpeeds); ++j) {
 126       for (size_t k = 0; k < NELEMENTS(kEncodePerfTestThreads); ++k) {
 127         if (kAV1EncodePerfTestVectors[i].width < 512 &&
 128             kEncodePerfTestThreads[k] > 1)
 129           continue;
 130         else if (kAV1EncodePerfTestVectors[i].width < 1024 &&
 131                  kEncodePerfTestThreads[k] > 2)
 132           continue;
 133
 134         set_threads(kEncodePerfTestThreads[k]);
 135         SetUp();
 136
 137         const aom_rational timebase = { 33333333, 1000000000 };
 138         cfg_.g_timebase = timebase;
 139         cfg_.rc_target_bitrate = kAV1EncodePerfTestVectors[i].bitrate;
 140
 141         init_flags_ = AOM_CODEC_USE_PSNR;
 142
 143         const unsigned frames = kAV1EncodePerfTestVectors[i].frames;
 144         const char *video_name = kAV1EncodePerfTestVectors[i].name;
 145         libaom_test::I420VideoSource video(
 146             video_name, kAV1EncodePerfTestVectors[i].width,
 147             kAV1EncodePerfTestVectors[i].height, timebase.den, timebase.num, 0,
 148             kAV1EncodePerfTestVectors[i].frames);
 149         set_speed(kEncodePerfTestSpeeds[j]);
 150
 151         aom_usec_timer t;
 152         aom_usec_timer_start(&t);
 153
 154         ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
 155
 156         aom_usec_timer_mark(&t);
 157         const double elapsed_secs = aom_usec_timer_elapsed(&t) / kUsecsInSec;
 158         const double fps = frames / elapsed_secs;
 159         const double minimum_psnr = min_psnr();
 160         std::string display_name(video_name);
 161         if (kEncodePerfTestThreads[k] > 1) {
 162           char thread_count[32];
 163           snprintf(thread_count, sizeof(thread_count), "_t-%d",
 164                    kEncodePerfTestThreads[k]);
 165           display_name += thread_count;
 166         }
 167
 168         printf("{\n");
 169         printf("\t\"type\" : \"encode_perf_test\",\n");
 170         printf("\t\"version\" : \"%s\",\n", VERSION_STRING_NOSP);
 171         printf("\t\"videoName\" : \"%s\",\n", display_name.c_str());
 172         printf("\t\"encodeTimeSecs\" : %f,\n", elapsed_secs);
 173         printf("\t\"totalFrames\" : %u,\n", frames);
 174         printf("\t\"framesPerSecond\" : %f,\n", fps);
 175         printf("\t\"minPsnr\" : %f,\n", minimum_psnr);
 176         printf("\t\"speed\" : %d,\n", kEncodePerfTestSpeeds[j]);
 177         printf("\t\"threads\" : %d\n", kEncodePerfTestThreads[k]);
 178         printf("}\n");
 179       }
 180     }
 181   }
 182 }
 183
 184 AV1_INSTANTIATE_TEST_CASE(AV1EncodePerfTest,
 185                           ::testing::Values(::libaom_test::kRealTime));
 186 }  // namespace