diff options
Diffstat (limited to 'third_party/libwebrtc/rtc_tools/video_file_reader_unittest.cc')
-rw-r--r-- | third_party/libwebrtc/rtc_tools/video_file_reader_unittest.cc | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/third_party/libwebrtc/rtc_tools/video_file_reader_unittest.cc b/third_party/libwebrtc/rtc_tools/video_file_reader_unittest.cc new file mode 100644 index 0000000000..fc00c7cc29 --- /dev/null +++ b/third_party/libwebrtc/rtc_tools/video_file_reader_unittest.cc @@ -0,0 +1,127 @@ +/* + * Copyright (c) 2018 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 "rtc_tools/video_file_reader.h" + +#include <stdint.h> + +#include <string> + +#include "test/gtest.h" +#include "test/testsupport/file_utils.h" + +namespace webrtc { +namespace test { + +class Y4mFileReaderTest : public ::testing::Test { + public: + void SetUp() override { + const std::string filename = + TempFilename(webrtc::test::OutputPath(), "test_video_file.y4m"); + + // Create simple test video of size 6x4. + FILE* file = fopen(filename.c_str(), "wb"); + ASSERT_TRUE(file != nullptr); + fprintf(file, "YUV4MPEG2 W6 H4 F57:10 C420 dummyParam\n"); + fprintf(file, "FRAME\n"); + + const int width = 6; + const int height = 4; + const int i40_size = width * height * 3 / 2; + // First frame. + for (int i = 0; i < i40_size; ++i) + fputc(static_cast<char>(i), file); + fprintf(file, "FRAME\n"); + // Second frame. + for (int i = 0; i < i40_size; ++i) + fputc(static_cast<char>(i + i40_size), file); + fclose(file); + + // Open the newly created file. + video = webrtc::test::OpenY4mFile(filename); + ASSERT_TRUE(video); + } + + rtc::scoped_refptr<webrtc::test::Video> video; +}; + +TEST_F(Y4mFileReaderTest, TestParsingFileHeader) { + EXPECT_EQ(6, video->width()); + EXPECT_EQ(4, video->height()); +} + +TEST_F(Y4mFileReaderTest, TestParsingNumberOfFrames) { + EXPECT_EQ(2u, video->number_of_frames()); +} + +TEST_F(Y4mFileReaderTest, TestPixelContent) { + int cnt = 0; + for (const rtc::scoped_refptr<I420BufferInterface> frame : *video) { + for (int i = 0; i < 6 * 4; ++i, ++cnt) + EXPECT_EQ(cnt, frame->DataY()[i]); + for (int i = 0; i < 3 * 2; ++i, ++cnt) + EXPECT_EQ(cnt, frame->DataU()[i]); + for (int i = 0; i < 3 * 2; ++i, ++cnt) + EXPECT_EQ(cnt, frame->DataV()[i]); + } +} + +class YuvFileReaderTest : public ::testing::Test { + public: + void SetUp() override { + const std::string filename = + TempFilename(webrtc::test::OutputPath(), "test_video_file.yuv"); + + // Create simple test video of size 6x4. + FILE* file = fopen(filename.c_str(), "wb"); + ASSERT_TRUE(file != nullptr); + + const int width = 6; + const int height = 4; + const int i40_size = width * height * 3 / 2; + // First frame. + for (int i = 0; i < i40_size; ++i) + fputc(static_cast<char>(i), file); + // Second frame. + for (int i = 0; i < i40_size; ++i) + fputc(static_cast<char>(i + i40_size), file); + fclose(file); + + // Open the newly created file. + video = webrtc::test::OpenYuvFile(filename, 6, 4); + ASSERT_TRUE(video); + } + + rtc::scoped_refptr<webrtc::test::Video> video; +}; + +TEST_F(YuvFileReaderTest, TestParsingFileHeader) { + EXPECT_EQ(6, video->width()); + EXPECT_EQ(4, video->height()); +} + +TEST_F(YuvFileReaderTest, TestParsingNumberOfFrames) { + EXPECT_EQ(2u, video->number_of_frames()); +} + +TEST_F(YuvFileReaderTest, TestPixelContent) { + int cnt = 0; + for (const rtc::scoped_refptr<I420BufferInterface> frame : *video) { + for (int i = 0; i < 6 * 4; ++i, ++cnt) + EXPECT_EQ(cnt, frame->DataY()[i]); + for (int i = 0; i < 3 * 2; ++i, ++cnt) + EXPECT_EQ(cnt, frame->DataU()[i]); + for (int i = 0; i < 3 * 2; ++i, ++cnt) + EXPECT_EQ(cnt, frame->DataV()[i]); + } +} + +} // namespace test +} // namespace webrtc |