128 строки
4.2 KiB
C++
128 строки
4.2 KiB
C++
/*
|
|
* Copyright (c) 2015 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 <algorithm>
|
|
#include "third_party/googletest/src/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 vpx_image_t ¤t, const vpx_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 vpx_image_t ¤t,
|
|
const vpx_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 ::libvpx_test::EncoderTest,
|
|
public ::libvpx_test::CodecTestWith2Params<libvpx_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(::libvpx_test::VideoSource *video,
|
|
::libvpx_test::Encoder *encoder) {
|
|
::libvpx_test::Y4mVideoSource *y4m_video =
|
|
static_cast<libvpx_test::Y4mVideoSource *>(video);
|
|
if (video->frame() == 1) {
|
|
encoder->Control(VP8E_SET_CPUUSED, cpu_used_);
|
|
encoder->Control(VP9E_SET_AQ_MODE, kAqModeCyclicRefresh);
|
|
} else if (video->frame() >= 2 && video->img()) {
|
|
vpx_image_t *current = video->img();
|
|
vpx_image_t *previous = y4m_holder_->img();
|
|
ASSERT_TRUE(previous != NULL);
|
|
vpx_active_map_t map = vpx_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(VP8E_SET_ACTIVEMAP, &map);
|
|
delete[] active_map;
|
|
}
|
|
if (video->img()) {
|
|
y4m_video->SwapBuffers(y4m_holder_);
|
|
}
|
|
}
|
|
|
|
int cpu_used_;
|
|
::libvpx_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 = VPX_RC_ONE_PASS;
|
|
cfg_.rc_end_usage = VPX_CBR;
|
|
cfg_.kf_max_dist = 90000;
|
|
|
|
::libvpx_test::Y4mVideoSource video("desktop_credits.y4m", 0, 30);
|
|
::libvpx_test::Y4mVideoSource video_holder("desktop_credits.y4m", 0, 30);
|
|
video_holder.Begin();
|
|
y4m_holder_ = &video_holder;
|
|
|
|
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
|
|
}
|
|
|
|
VP9_INSTANTIATE_TEST_CASE(ActiveMapRefreshTest,
|
|
::testing::Values(::libvpx_test::kRealTime),
|
|
::testing::Range(5, 6));
|
|
} // namespace
|