aom/test/active_map_refresh_test.cc

130 строки
4.3 KiB
C++

/*
* 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 <algorithm>
#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
#include "test/codec_factory.h"
#include "test/encode_test_driver.h"
#include "test/util.h"
#include "test/y4m_video_source.h"
namespace {
// Check if any pixel in a 16x16 macroblock varies between frames.
int CheckMb(const aom_image_t &current, const aom_image_t &previous, int mb_r,
int mb_c) {
for (int plane = 0; plane < 3; plane++) {
int r = 16 * mb_r;
int c0 = 16 * mb_c;
int r_top = std::min(r + 16, static_cast<int>(current.d_h));
int c_top = std::min(c0 + 16, static_cast<int>(current.d_w));
r = std::max(r, 0);
c0 = std::max(c0, 0);
if (plane > 0 && current.x_chroma_shift) {
c_top = (c_top + 1) >> 1;
c0 >>= 1;
}
if (plane > 0 && current.y_chroma_shift) {
r_top = (r_top + 1) >> 1;
r >>= 1;
}
for (; r < r_top; ++r) {
for (int c = c0; c < c_top; ++c) {
if (current.planes[plane][current.stride[plane] * r + c] !=
previous.planes[plane][previous.stride[plane] * r + c])
return 1;
}
}
}
return 0;
}
void GenerateMap(int mb_rows, int mb_cols, const aom_image_t &current,
const aom_image_t &previous, uint8_t *map) {
for (int mb_r = 0; mb_r < mb_rows; ++mb_r) {
for (int mb_c = 0; mb_c < mb_cols; ++mb_c) {
map[mb_r * mb_cols + mb_c] = CheckMb(current, previous, mb_r, mb_c);
}
}
}
const int kAqModeCyclicRefresh = 3;
class ActiveMapRefreshTest
: public ::libaom_test::EncoderTest,
public ::libaom_test::CodecTestWith2Params<libaom_test::TestMode, int> {
protected:
ActiveMapRefreshTest() : EncoderTest(GET_PARAM(0)) {}
virtual ~ActiveMapRefreshTest() {}
virtual void SetUp() {
InitializeConfig();
SetMode(GET_PARAM(1));
cpu_used_ = GET_PARAM(2);
}
virtual void PreEncodeFrameHook(::libaom_test::VideoSource *video,
::libaom_test::Encoder *encoder) {
::libaom_test::Y4mVideoSource *y4m_video =
static_cast<libaom_test::Y4mVideoSource *>(video);
if (video->frame() == 1) {
encoder->Control(AOME_SET_CPUUSED, cpu_used_);
encoder->Control(AV1E_SET_AQ_MODE, kAqModeCyclicRefresh);
} else if (video->frame() >= 2 && video->img()) {
aom_image_t *current = video->img();
aom_image_t *previous = y4m_holder_->img();
ASSERT_TRUE(previous != NULL);
aom_active_map_t map = aom_active_map_t();
const int width = static_cast<int>(current->d_w);
const int height = static_cast<int>(current->d_h);
const int mb_width = (width + 15) / 16;
const int mb_height = (height + 15) / 16;
uint8_t *active_map = new uint8_t[mb_width * mb_height];
GenerateMap(mb_height, mb_width, *current, *previous, active_map);
map.cols = mb_width;
map.rows = mb_height;
map.active_map = active_map;
encoder->Control(AOME_SET_ACTIVEMAP, &map);
delete[] active_map;
}
if (video->img()) {
y4m_video->SwapBuffers(y4m_holder_);
}
}
int cpu_used_;
::libaom_test::Y4mVideoSource *y4m_holder_;
};
TEST_P(ActiveMapRefreshTest, Test) {
cfg_.g_lag_in_frames = 0;
cfg_.g_profile = 1;
cfg_.rc_target_bitrate = 600;
cfg_.rc_resize_allowed = 0;
cfg_.rc_min_quantizer = 8;
cfg_.rc_max_quantizer = 30;
cfg_.g_pass = AOM_RC_ONE_PASS;
cfg_.rc_end_usage = AOM_CBR;
cfg_.kf_max_dist = 90000;
::libaom_test::Y4mVideoSource video("desktop_credits.y4m", 0, 10);
::libaom_test::Y4mVideoSource video_holder("desktop_credits.y4m", 0, 10);
video_holder.Begin();
y4m_holder_ = &video_holder;
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
}
AV1_INSTANTIATE_TEST_CASE(ActiveMapRefreshTest,
::testing::Values(::libaom_test::kRealTime),
::testing::Range(5, 6));
} // namespace