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/*
* Copyright (c) 2016, Alliance for Open Media. All rights reserved.
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. If the Alliance for Open
* Media Patent License 1.0 was not distributed with this source code in the
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
#include <string>
#include "gtest/gtest.h"
#include "aom/aom_codec.h"
#include "aom_ports/aom_timer.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"
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 kAV1EncodePerfTestVectors[] = {
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 };
const int kEncodePerfTestThreads[] = { 1, 2, 4 };
class AV1EncodePerfTest
: public ::libaom_test::CodecTestWithParam<libaom_test::TestMode>,
public ::libaom_test::EncoderTest {
protected:
AV1EncodePerfTest()
: EncoderTest(GET_PARAM(0)), min_psnr_(kMaxPsnr), nframes_(0),
encoding_mode_(GET_PARAM(1)), speed_(0), threads_(1) {}
~AV1EncodePerfTest() override = default;
void SetUp() override {
InitializeConfig(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_end_usage = AOM_CBR;
cfg_.g_error_resilient = 1;
cfg_.g_threads = threads_;
}
void PreEncodeFrameHook(::libaom_test::VideoSource *video,
::libaom_test::Encoder *encoder) override {
if (video->frame() == 0) {
const int log2_tile_columns = 3;
encoder->Control(AOME_SET_CPUUSED, speed_);
encoder->Control(AV1E_SET_TILE_COLUMNS, log2_tile_columns);
encoder->Control(AV1E_SET_FRAME_PARALLEL_DECODING, 1);
encoder->Control(AOME_SET_ENABLEAUTOALTREF, 0);
}
}
void BeginPassHook(unsigned int /*pass*/) override {
min_psnr_ = kMaxPsnr;
nframes_ = 0;
}
void PSNRPktHook(const aom_codec_cx_pkt_t *pkt) override {
if (pkt->data.psnr.psnr[0] < min_psnr_) {
min_psnr_ = pkt->data.psnr.psnr[0];
}
}
// for performance reasons don't decode
bool DoDecode() const override { 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_;
libaom_test::TestMode encoding_mode_;
unsigned speed_;
unsigned int threads_;
};
TEST_P(AV1EncodePerfTest, PerfTest) {
for (const EncodePerfTestVideo &test_video : kAV1EncodePerfTestVectors) {
for (int speed : kEncodePerfTestSpeeds) {
for (int threads : kEncodePerfTestThreads) {
if (test_video.width < 512 && threads > 1)
continue;
else if (test_video.width < 1024 && threads > 2)
continue;
set_threads(threads);
SetUp();
const aom_rational timebase = { 33333333, 1000000000 };
cfg_.g_timebase = timebase;
cfg_.rc_target_bitrate = test_video.bitrate;
init_flags_ = AOM_CODEC_USE_PSNR;
const unsigned frames = test_video.frames;
const char *video_name = test_video.name;
libaom_test::I420VideoSource video(video_name, test_video.width,
test_video.height, timebase.den,
timebase.num, 0, test_video.frames);
set_speed(speed);
aom_usec_timer t;
aom_usec_timer_start(&t);
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
aom_usec_timer_mark(&t);
const double elapsed_secs = aom_usec_timer_elapsed(&t) / kUsecsInSec;
const double fps = frames / elapsed_secs;
const double minimum_psnr = min_psnr();
std::string display_name(video_name);
if (threads > 1) {
char thread_count[32];
snprintf(thread_count, sizeof(thread_count), "_t-%d", threads);
display_name += thread_count;
}
printf("{\n");
printf("\t\"type\" : \"encode_perf_test\",\n");
printf("\t\"version\" : \"%s\",\n", aom_codec_version_str());
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", speed);
printf("\t\"threads\" : %d\n", threads);
printf("}\n");
}
}
}
}
AV1_INSTANTIATE_TEST_SUITE(AV1EncodePerfTest,
::testing::Values(::libaom_test::kRealTime));
} // namespace