blob: 8d9e2578e19d0f720a40dae7db1e1d3d0369153d [file] [log] [blame]
/*
* Copyright (c) 2016 The WebRTC 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 <string.h>
#include <stdio.h>
#include <cstring>
#include <iostream>
#include <vector>
#include "webrtc/rtc_tools/frame_analyzer/reference_less_video_analysis_lib.h"
#include "webrtc/test/gtest.h"
#include "webrtc/test/testsupport/fileutils.h"
class ReferenceLessVideoAnalysisTest : public ::testing::Test {
public:
void SetUp() override {
video_file =
webrtc::test::ResourcePath("reference_less_video_test_file", "y4m");
}
std::string video_file;
std::vector<double> psnr_per_frame;
std::vector<double> ssim_per_frame;
};
TEST_F(ReferenceLessVideoAnalysisTest, MatchComputedMetrics) {
compute_metrics(video_file, &psnr_per_frame, &ssim_per_frame);
EXPECT_EQ(74, (int)psnr_per_frame.size());
ASSERT_NEAR(27.2f, psnr_per_frame[1], 0.1f);
ASSERT_NEAR(24.9f, psnr_per_frame[5], 0.1f);
ASSERT_NEAR(0.9f, ssim_per_frame[1], 0.1f);
ASSERT_NEAR(0.9f, ssim_per_frame[5], 0.1f);
}
TEST_F(ReferenceLessVideoAnalysisTest, MatchHeightWidthFps) {
int height = 0, width = 0, fps = 0;
get_height_width_fps(&height, &width, &fps, video_file.c_str());
EXPECT_EQ(height, 720);
EXPECT_EQ(width, 1280);
EXPECT_EQ(fps, 25);
}
TEST_F(ReferenceLessVideoAnalysisTest, MatchIdenticalFrameClusters) {
compute_metrics(video_file, &psnr_per_frame, &ssim_per_frame);
std::vector<int> identical_frame_clusters =
find_frame_clusters(psnr_per_frame, ssim_per_frame);
EXPECT_EQ(5, (int)identical_frame_clusters.size());
EXPECT_EQ(1, identical_frame_clusters[0]);
EXPECT_EQ(1, identical_frame_clusters[4]);
}
TEST_F(ReferenceLessVideoAnalysisTest, CheckFileExtension) {
EXPECT_TRUE(check_file_extension(video_file));
std::string txt_file =
webrtc::test::ResourcePath("video_quality_analysis_frame", "txt");
EXPECT_FALSE(check_file_extension(txt_file));
}