ref: 3e52b9675379bdfd4d29052e64a6ea39a67fb0e2
dir: /test/encode_perf_test.cc/
/*
* Copyright (c) 2014 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include <string>
#include "third_party/googletest/src/include/gtest/gtest.h"
#include "./vpx_config.h"
#include "./vpx_version.h"
#include "test/codec_factory.h"
#include "test/encode_test_driver.h"
#include "test/i420_video_source.h"
#include "test/util.h"
#include "test/y4m_video_source.h"
#include "vpx_ports/vpx_timer.h"
namespace {
const int kMaxPsnr = 100;
const double kUsecsInSec = 1000000.0;
struct EncodePerfTestVideo {
EncodePerfTestVideo(const char *name_, uint32_t width_, uint32_t height_,
uint32_t bitrate_, int frames_)
: name(name_), width(width_), height(height_), bitrate(bitrate_),
frames(frames_) {}
const char *name;
uint32_t width;
uint32_t height;
uint32_t bitrate;
int frames;
};
const EncodePerfTestVideo kVP9EncodePerfTestVectors[] = {
EncodePerfTestVideo("desktop_640_360_30.yuv", 640, 360, 200, 2484),
EncodePerfTestVideo("kirland_640_480_30.yuv", 640, 480, 200, 300),
EncodePerfTestVideo("macmarcomoving_640_480_30.yuv", 640, 480, 200, 987),
EncodePerfTestVideo("macmarcostationary_640_480_30.yuv", 640, 480, 200, 718),
EncodePerfTestVideo("niklas_640_480_30.yuv", 640, 480, 200, 471),
EncodePerfTestVideo("tacomanarrows_640_480_30.yuv", 640, 480, 200, 300),
EncodePerfTestVideo("tacomasmallcameramovement_640_480_30.yuv", 640, 480, 200,
300),
EncodePerfTestVideo("thaloundeskmtg_640_480_30.yuv", 640, 480, 200, 300),
EncodePerfTestVideo("niklas_1280_720_30.yuv", 1280, 720, 600, 470),
};
const int kEncodePerfTestSpeeds[] = { 5, 6, 7, 8, 9 };
const int kEncodePerfTestThreads[] = { 1, 2, 4 };
#define NELEMENTS(x) (sizeof((x)) / sizeof((x)[0]))
class VP9EncodePerfTest
: public ::libvpx_test::EncoderTest,
public ::libvpx_test::CodecTestWithParam<libvpx_test::TestMode> {
protected:
VP9EncodePerfTest()
: EncoderTest(GET_PARAM(0)), min_psnr_(kMaxPsnr), nframes_(0),
encoding_mode_(GET_PARAM(1)), speed_(0), threads_(1) {}
virtual ~VP9EncodePerfTest() {}
virtual void SetUp() {
InitializeConfig();
SetMode(encoding_mode_);
cfg_.g_lag_in_frames = 0;
cfg_.rc_min_quantizer = 2;
cfg_.rc_max_quantizer = 56;
cfg_.rc_dropframe_thresh = 0;
cfg_.rc_undershoot_pct = 50;
cfg_.rc_overshoot_pct = 50;
cfg_.rc_buf_sz = 1000;
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 600;
cfg_.rc_resize_allowed = 0;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_error_resilient = 1;
cfg_.g_threads = threads_;
}
virtual void PreEncodeFrameHook(::libvpx_test::VideoSource *video,
::libvpx_test::Encoder *encoder) {
if (video->frame() == 0) {
const int log2_tile_columns = 3;
encoder->Control(VP8E_SET_CPUUSED, speed_);
encoder->Control(VP9E_SET_TILE_COLUMNS, log2_tile_columns);
encoder->Control(VP9E_SET_FRAME_PARALLEL_DECODING, 1);
encoder->Control(VP8E_SET_ENABLEAUTOALTREF, 0);
}
}
virtual void BeginPassHook(unsigned int /*pass*/) {
min_psnr_ = kMaxPsnr;
nframes_ = 0;
}
virtual void PSNRPktHook(const vpx_codec_cx_pkt_t *pkt) {
if (pkt->data.psnr.psnr[0] < min_psnr_) {
min_psnr_ = pkt->data.psnr.psnr[0];
}
}
// for performance reasons don't decode
virtual bool DoDecode() const { return false; }
double min_psnr() const { return min_psnr_; }
void set_speed(unsigned int speed) { speed_ = speed; }
void set_threads(unsigned int threads) { threads_ = threads; }
private:
double min_psnr_;
unsigned int nframes_;
libvpx_test::TestMode encoding_mode_;
unsigned speed_;
unsigned int threads_;
};
TEST_P(VP9EncodePerfTest, PerfTest) {
for (size_t i = 0; i < NELEMENTS(kVP9EncodePerfTestVectors); ++i) {
for (size_t j = 0; j < NELEMENTS(kEncodePerfTestSpeeds); ++j) {
for (size_t k = 0; k < NELEMENTS(kEncodePerfTestThreads); ++k) {
if (kVP9EncodePerfTestVectors[i].width < 512 &&
kEncodePerfTestThreads[k] > 1) {
continue;
} else if (kVP9EncodePerfTestVectors[i].width < 1024 &&
kEncodePerfTestThreads[k] > 2) {
continue;
}
set_threads(kEncodePerfTestThreads[k]);
SetUp();
const vpx_rational timebase = { 33333333, 1000000000 };
cfg_.g_timebase = timebase;
cfg_.rc_target_bitrate = kVP9EncodePerfTestVectors[i].bitrate;
init_flags_ = VPX_CODEC_USE_PSNR;
const unsigned frames = kVP9EncodePerfTestVectors[i].frames;
const char *video_name = kVP9EncodePerfTestVectors[i].name;
libvpx_test::I420VideoSource video(
video_name, kVP9EncodePerfTestVectors[i].width,
kVP9EncodePerfTestVectors[i].height, timebase.den, timebase.num, 0,
kVP9EncodePerfTestVectors[i].frames);
set_speed(kEncodePerfTestSpeeds[j]);
vpx_usec_timer t;
vpx_usec_timer_start(&t);
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
vpx_usec_timer_mark(&t);
const double elapsed_secs = vpx_usec_timer_elapsed(&t) / kUsecsInSec;
const double fps = frames / elapsed_secs;
const double minimum_psnr = min_psnr();
std::string display_name(video_name);
if (kEncodePerfTestThreads[k] > 1) {
char thread_count[32];
snprintf(thread_count, sizeof(thread_count), "_t-%d",
kEncodePerfTestThreads[k]);
display_name += thread_count;
}
printf("{\n");
printf("\t\"type\" : \"encode_perf_test\",\n");
printf("\t\"version\" : \"%s\",\n", VERSION_STRING_NOSP);
printf("\t\"videoName\" : \"%s\",\n", display_name.c_str());
printf("\t\"encodeTimeSecs\" : %f,\n", elapsed_secs);
printf("\t\"totalFrames\" : %u,\n", frames);
printf("\t\"framesPerSecond\" : %f,\n", fps);
printf("\t\"minPsnr\" : %f,\n", minimum_psnr);
printf("\t\"speed\" : %d,\n", kEncodePerfTestSpeeds[j]);
printf("\t\"threads\" : %d\n", kEncodePerfTestThreads[k]);
printf("}\n");
}
}
}
}
VP9_INSTANTIATE_TEST_CASE(VP9EncodePerfTest,
::testing::Values(::libvpx_test::kRealTime));
} // namespace