945ccfee59
Added counts that split the intra coded blocks into low and high variance. Change-Id: Ic540144b34d5141659081bb22f7ee16fd6861f14
331 lines
11 KiB
C++
331 lines
11 KiB
C++
/*
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* Copyright (c) 2014 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include <string>
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#include <vector>
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#include "third_party/googletest/src/include/gtest/gtest.h"
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#include "test/codec_factory.h"
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#include "test/encode_test_driver.h"
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#include "test/md5_helper.h"
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#include "test/util.h"
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#include "test/y4m_video_source.h"
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#include "vp9/encoder/vp9_firstpass.h"
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namespace {
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// FIRSTPASS_STATS struct:
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// {
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// 25 double members;
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// 1 int64_t member;
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// }
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// Whenever FIRSTPASS_STATS struct is modified, the following constants need to
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// be revisited.
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const int kDbl = 25;
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const int kInt = 1;
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const size_t kFirstPassStatsSz = kDbl * sizeof(double) + kInt * sizeof(int64_t);
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class VPxFirstPassEncoderThreadTest
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: public ::libvpx_test::EncoderTest,
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public ::libvpx_test::CodecTestWith2Params<libvpx_test::TestMode, int> {
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protected:
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VPxFirstPassEncoderThreadTest()
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: EncoderTest(GET_PARAM(0)), encoder_initialized_(false), tiles_(0),
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encoding_mode_(GET_PARAM(1)), set_cpu_used_(GET_PARAM(2)) {
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init_flags_ = VPX_CODEC_USE_PSNR;
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new_mt_mode_ = 1;
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first_pass_only_ = true;
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firstpass_stats_.buf = NULL;
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firstpass_stats_.sz = 0;
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}
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virtual ~VPxFirstPassEncoderThreadTest() { free(firstpass_stats_.buf); }
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virtual void SetUp() {
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InitializeConfig();
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SetMode(encoding_mode_);
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cfg_.g_lag_in_frames = 3;
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cfg_.rc_end_usage = VPX_VBR;
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cfg_.rc_2pass_vbr_minsection_pct = 5;
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cfg_.rc_2pass_vbr_maxsection_pct = 2000;
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cfg_.rc_max_quantizer = 56;
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cfg_.rc_min_quantizer = 0;
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}
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virtual void BeginPassHook(unsigned int /*pass*/) {
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encoder_initialized_ = false;
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abort_ = false;
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}
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virtual void EndPassHook() {
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// For first pass stats test, only run first pass encoder.
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if (first_pass_only_ && cfg_.g_pass == VPX_RC_FIRST_PASS)
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abort_ |= first_pass_only_;
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}
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virtual void PreEncodeFrameHook(::libvpx_test::VideoSource * /*video*/,
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::libvpx_test::Encoder *encoder) {
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if (!encoder_initialized_) {
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// Encode in 2-pass mode.
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encoder->Control(VP9E_SET_TILE_COLUMNS, tiles_);
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encoder->Control(VP8E_SET_CPUUSED, set_cpu_used_);
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encoder->Control(VP8E_SET_ENABLEAUTOALTREF, 1);
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encoder->Control(VP8E_SET_ARNR_MAXFRAMES, 7);
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encoder->Control(VP8E_SET_ARNR_STRENGTH, 5);
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encoder->Control(VP8E_SET_ARNR_TYPE, 3);
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encoder->Control(VP9E_SET_FRAME_PARALLEL_DECODING, 0);
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// For now, new_mt_mode only works for 2-pass encoding.
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if (encoding_mode_ == ::libvpx_test::kTwoPassGood)
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encoder->Control(VP9E_SET_NEW_MT, new_mt_mode_);
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encoder_initialized_ = true;
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}
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}
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virtual void StatsPktHook(const vpx_codec_cx_pkt_t *pkt) {
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const uint8_t *const pkt_buf =
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reinterpret_cast<uint8_t *>(pkt->data.twopass_stats.buf);
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const size_t pkt_size = pkt->data.twopass_stats.sz;
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// First pass stats size equals sizeof(FIRSTPASS_STATS)
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EXPECT_EQ(pkt_size, kFirstPassStatsSz)
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<< "Error: First pass stats size doesn't equal kFirstPassStatsSz";
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firstpass_stats_.buf =
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realloc(firstpass_stats_.buf, firstpass_stats_.sz + pkt_size);
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memcpy((uint8_t *)firstpass_stats_.buf + firstpass_stats_.sz, pkt_buf,
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pkt_size);
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firstpass_stats_.sz += pkt_size;
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}
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bool encoder_initialized_;
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int tiles_;
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::libvpx_test::TestMode encoding_mode_;
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int set_cpu_used_;
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int new_mt_mode_;
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bool first_pass_only_;
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vpx_fixed_buf_t firstpass_stats_;
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};
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static void compare_fp_stats(vpx_fixed_buf_t *fp_stats) {
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// fp_stats consists of 2 set of first pass encoding stats. These 2 set of
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// stats are compared to check if the stats match or at least are very close.
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FIRSTPASS_STATS *stats1 = reinterpret_cast<FIRSTPASS_STATS *>(fp_stats->buf);
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int nframes_ = (int)(fp_stats->sz / sizeof(FIRSTPASS_STATS));
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FIRSTPASS_STATS *stats2 = stats1 + nframes_ / 2;
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int i, j;
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// The total stats are also output and included in the first pass stats. Here
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// ignore that in the comparison.
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for (i = 0; i < (nframes_ / 2 - 1); ++i) {
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const double *frame_stats1 = reinterpret_cast<double *>(stats1);
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const double *frame_stats2 = reinterpret_cast<double *>(stats2);
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for (j = 0; j < kDbl; ++j) {
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EXPECT_LE(fabs(*frame_stats1 - *frame_stats2),
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fabs(*frame_stats1) / 10000.0);
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frame_stats1++;
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frame_stats2++;
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}
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stats1++;
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stats2++;
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}
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// Reset firstpass_stats_ to 0.
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memset((uint8_t *)fp_stats->buf, 0, fp_stats->sz);
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fp_stats->sz = 0;
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}
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TEST_P(VPxFirstPassEncoderThreadTest, FirstPassStatsTest) {
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::libvpx_test::Y4mVideoSource video("niklas_1280_720_30.y4m", 0, 60);
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first_pass_only_ = true;
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cfg_.rc_target_bitrate = 1000;
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// Test new_mt_mode: 0 vs 1 (threads = 1, tiles_ = 0)
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tiles_ = 0;
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cfg_.g_threads = 1;
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new_mt_mode_ = 0;
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init_flags_ = VPX_CODEC_USE_PSNR;
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ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
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new_mt_mode_ = 1;
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ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
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// Compare to check if using or not using new-mt generates matching stats.
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compare_fp_stats(&firstpass_stats_);
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// Test multi-threads: single thread vs 4 threads
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new_mt_mode_ = 1;
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tiles_ = 2;
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cfg_.g_threads = 1;
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init_flags_ = VPX_CODEC_USE_PSNR;
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ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
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cfg_.g_threads = 4;
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ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
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// Compare to check if single-thread and multi-thread stats matches.
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compare_fp_stats(&firstpass_stats_);
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}
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class VPxEncoderThreadTest
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: public ::libvpx_test::EncoderTest,
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public ::libvpx_test::CodecTestWith4Params<libvpx_test::TestMode, int,
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int, int> {
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protected:
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VPxEncoderThreadTest()
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: EncoderTest(GET_PARAM(0)), encoder_initialized_(false),
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tiles_(GET_PARAM(3)), threads_(GET_PARAM(4)),
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encoding_mode_(GET_PARAM(1)), set_cpu_used_(GET_PARAM(2)) {
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init_flags_ = VPX_CODEC_USE_PSNR;
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md5_.clear();
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new_mt_mode_ = 1;
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}
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virtual ~VPxEncoderThreadTest() {}
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virtual void SetUp() {
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InitializeConfig();
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SetMode(encoding_mode_);
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if (encoding_mode_ != ::libvpx_test::kRealTime) {
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cfg_.g_lag_in_frames = 3;
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cfg_.rc_end_usage = VPX_VBR;
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cfg_.rc_2pass_vbr_minsection_pct = 5;
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cfg_.rc_2pass_vbr_maxsection_pct = 2000;
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} else {
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cfg_.g_lag_in_frames = 0;
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cfg_.rc_end_usage = VPX_CBR;
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cfg_.g_error_resilient = 1;
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}
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cfg_.rc_max_quantizer = 56;
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cfg_.rc_min_quantizer = 0;
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}
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virtual void BeginPassHook(unsigned int /*pass*/) {
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encoder_initialized_ = false;
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}
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virtual void PreEncodeFrameHook(::libvpx_test::VideoSource * /*video*/,
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::libvpx_test::Encoder *encoder) {
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if (!encoder_initialized_) {
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// Encode 4 column tiles.
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encoder->Control(VP9E_SET_TILE_COLUMNS, tiles_);
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encoder->Control(VP8E_SET_CPUUSED, set_cpu_used_);
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if (encoding_mode_ != ::libvpx_test::kRealTime) {
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encoder->Control(VP8E_SET_ENABLEAUTOALTREF, 1);
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encoder->Control(VP8E_SET_ARNR_MAXFRAMES, 7);
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encoder->Control(VP8E_SET_ARNR_STRENGTH, 5);
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encoder->Control(VP8E_SET_ARNR_TYPE, 3);
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encoder->Control(VP9E_SET_FRAME_PARALLEL_DECODING, 0);
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// While new_mt = 1(namely, using row-based multi-threading), several
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// speed features that would adaptively adjust encoding parameters have
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// to be disabled to guarantee the bit match of the resulted bitstream.
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if (new_mt_mode_) encoder->Control(VP9E_ENABLE_THREAD_BIT_MATCH, 1);
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} else {
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encoder->Control(VP8E_SET_ENABLEAUTOALTREF, 0);
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encoder->Control(VP9E_SET_AQ_MODE, 3);
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}
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encoder_initialized_ = true;
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}
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}
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virtual void DecompressedFrameHook(const vpx_image_t &img,
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vpx_codec_pts_t /*pts*/) {
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::libvpx_test::MD5 md5_res;
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md5_res.Add(&img);
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md5_.push_back(md5_res.Get());
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}
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virtual bool HandleDecodeResult(const vpx_codec_err_t res,
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const libvpx_test::VideoSource & /*video*/,
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libvpx_test::Decoder * /*decoder*/) {
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if (res != VPX_CODEC_OK) {
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EXPECT_EQ(VPX_CODEC_OK, res);
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return false;
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}
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return true;
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}
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bool encoder_initialized_;
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int tiles_;
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int threads_;
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::libvpx_test::TestMode encoding_mode_;
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int set_cpu_used_;
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int new_mt_mode_;
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std::vector<std::string> md5_;
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};
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TEST_P(VPxEncoderThreadTest, EncoderResultTest) {
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std::vector<std::string> single_thr_md5, multi_thr_md5;
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::libvpx_test::Y4mVideoSource video("niklas_1280_720_30.y4m", 15, 20);
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cfg_.rc_target_bitrate = 1000;
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// Encode using single thread.
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cfg_.g_threads = 1;
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init_flags_ = VPX_CODEC_USE_PSNR;
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ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
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single_thr_md5 = md5_;
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md5_.clear();
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// Encode using multiple threads.
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cfg_.g_threads = threads_;
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ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
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multi_thr_md5 = md5_;
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md5_.clear();
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// Compare to check if two vectors are equal.
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ASSERT_EQ(single_thr_md5, multi_thr_md5);
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}
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INSTANTIATE_TEST_CASE_P(
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VP9, VPxFirstPassEncoderThreadTest,
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::testing::Combine(
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::testing::Values(
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static_cast<const libvpx_test::CodecFactory *>(&libvpx_test::kVP9)),
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::testing::Values(::libvpx_test::kTwoPassGood),
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::testing::Range(0, 4))); // cpu_used
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// Split this into two instantiations so that we can distinguish
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// between very slow runs ( ie cpu_speed 0 ) vs ones that can be
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// run nightly by adding Large to the title.
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INSTANTIATE_TEST_CASE_P(
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VP9, VPxEncoderThreadTest,
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::testing::Combine(
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::testing::Values(
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static_cast<const libvpx_test::CodecFactory *>(&libvpx_test::kVP9)),
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::testing::Values(::libvpx_test::kTwoPassGood,
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::libvpx_test::kOnePassGood,
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::libvpx_test::kRealTime),
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::testing::Range(2, 9), // cpu_used
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::testing::Range(0, 3), // tile_columns
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::testing::Range(2, 5))); // threads
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INSTANTIATE_TEST_CASE_P(
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VP9Large, VPxEncoderThreadTest,
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::testing::Combine(
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::testing::Values(
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static_cast<const libvpx_test::CodecFactory *>(&libvpx_test::kVP9)),
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::testing::Values(::libvpx_test::kTwoPassGood,
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::libvpx_test::kOnePassGood,
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::libvpx_test::kRealTime),
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::testing::Range(0, 2), // cpu_used
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::testing::Range(0, 3), // tile_columns
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::testing::Range(2, 5))); // threads
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} // namespace
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