128 lines
4.2 KiB
C++
128 lines
4.2 KiB
C++
/*
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* Copyright (c) 2015 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 <algorithm>
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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/util.h"
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#include "test/y4m_video_source.h"
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namespace {
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// Check if any pixel in a 16x16 macroblock varies between frames.
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int CheckMb(const vpx_image_t ¤t, const vpx_image_t &previous, int mb_r,
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int mb_c) {
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for (int plane = 0; plane < 3; plane++) {
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int r = 16 * mb_r;
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int c0 = 16 * mb_c;
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int r_top = std::min(r + 16, static_cast<int>(current.d_h));
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int c_top = std::min(c0 + 16, static_cast<int>(current.d_w));
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r = std::max(r, 0);
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c0 = std::max(c0, 0);
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if (plane > 0 && current.x_chroma_shift) {
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c_top = (c_top + 1) >> 1;
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c0 >>= 1;
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}
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if (plane > 0 && current.y_chroma_shift) {
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r_top = (r_top + 1) >> 1;
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r >>= 1;
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}
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for (; r < r_top; ++r) {
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for (int c = c0; c < c_top; ++c) {
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if (current.planes[plane][current.stride[plane] * r + c] !=
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previous.planes[plane][previous.stride[plane] * r + c])
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return 1;
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}
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}
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}
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return 0;
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}
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void GenerateMap(int mb_rows, int mb_cols, const vpx_image_t ¤t,
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const vpx_image_t &previous, uint8_t *map) {
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for (int mb_r = 0; mb_r < mb_rows; ++mb_r) {
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for (int mb_c = 0; mb_c < mb_cols; ++mb_c) {
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map[mb_r * mb_cols + mb_c] = CheckMb(current, previous, mb_r, mb_c);
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}
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}
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}
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const int kAqModeCyclicRefresh = 3;
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class ActiveMapRefreshTest
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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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ActiveMapRefreshTest() : EncoderTest(GET_PARAM(0)) {}
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virtual ~ActiveMapRefreshTest() {}
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virtual void SetUp() {
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InitializeConfig();
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SetMode(GET_PARAM(1));
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cpu_used_ = GET_PARAM(2);
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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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::libvpx_test::Y4mVideoSource *y4m_video =
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static_cast<libvpx_test::Y4mVideoSource *>(video);
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if (video->frame() == 1) {
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encoder->Control(VP8E_SET_CPUUSED, cpu_used_);
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encoder->Control(VP9E_SET_AQ_MODE, kAqModeCyclicRefresh);
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} else if (video->frame() >= 2 && video->img()) {
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vpx_image_t *current = video->img();
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vpx_image_t *previous = y4m_holder_->img();
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ASSERT_TRUE(previous != NULL);
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vpx_active_map_t map = vpx_active_map_t();
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const int width = static_cast<int>(current->d_w);
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const int height = static_cast<int>(current->d_h);
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const int mb_width = (width + 15) / 16;
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const int mb_height = (height + 15) / 16;
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uint8_t *active_map = new uint8_t[mb_width * mb_height];
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GenerateMap(mb_height, mb_width, *current, *previous, active_map);
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map.cols = mb_width;
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map.rows = mb_height;
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map.active_map = active_map;
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encoder->Control(VP8E_SET_ACTIVEMAP, &map);
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delete[] active_map;
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}
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if (video->img()) {
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y4m_video->SwapBuffers(y4m_holder_);
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}
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}
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int cpu_used_;
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::libvpx_test::Y4mVideoSource *y4m_holder_;
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};
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TEST_P(ActiveMapRefreshTest, Test) {
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cfg_.g_lag_in_frames = 0;
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cfg_.g_profile = 1;
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cfg_.rc_target_bitrate = 600;
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cfg_.rc_resize_allowed = 0;
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cfg_.rc_min_quantizer = 8;
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cfg_.rc_max_quantizer = 30;
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cfg_.g_pass = VPX_RC_ONE_PASS;
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cfg_.rc_end_usage = VPX_CBR;
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cfg_.kf_max_dist = 90000;
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::libvpx_test::Y4mVideoSource video("desktop_credits.y4m", 0, 30);
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::libvpx_test::Y4mVideoSource video_holder("desktop_credits.y4m", 0, 30);
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video_holder.Begin();
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y4m_holder_ = &video_holder;
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ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
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}
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VP9_INSTANTIATE_TEST_CASE(ActiveMapRefreshTest,
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::testing::Values(::libvpx_test::kRealTime),
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::testing::Range(5, 6));
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} // namespace
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