aosp12/external/webrtc/test/testsupport/yuv_frame_reader_unittest.cc

88 lines
2.7 KiB
C++

/*
* Copyright (c) 2017 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 <stdint.h>
#include <stdio.h>
#include <memory>
#include <string>
#include "api/scoped_refptr.h"
#include "api/video/i420_buffer.h"
#include "api/video/video_frame_buffer.h"
#include "test/gtest.h"
#include "test/testsupport/file_utils.h"
#include "test/testsupport/frame_reader.h"
namespace webrtc {
namespace test {
namespace {
const std::string kInputFileContents = "bazouk";
const size_t kFrameWidth = 2;
const size_t kFrameHeight = 2;
const size_t kFrameLength = 3 * kFrameWidth * kFrameHeight / 2; // I420.
} // namespace
class YuvFrameReaderTest : public ::testing::Test {
protected:
YuvFrameReaderTest() = default;
~YuvFrameReaderTest() override = default;
void SetUp() override {
temp_filename_ = webrtc::test::TempFilename(webrtc::test::OutputPath(),
"yuv_frame_reader_unittest");
FILE* dummy = fopen(temp_filename_.c_str(), "wb");
fprintf(dummy, "%s", kInputFileContents.c_str());
fclose(dummy);
frame_reader_.reset(
new YuvFrameReaderImpl(temp_filename_, kFrameWidth, kFrameHeight));
ASSERT_TRUE(frame_reader_->Init());
}
void TearDown() override { remove(temp_filename_.c_str()); }
std::unique_ptr<FrameReader> frame_reader_;
std::string temp_filename_;
};
TEST_F(YuvFrameReaderTest, InitSuccess) {}
TEST_F(YuvFrameReaderTest, FrameLength) {
EXPECT_EQ(kFrameLength, frame_reader_->FrameLength());
}
TEST_F(YuvFrameReaderTest, NumberOfFrames) {
EXPECT_EQ(1, frame_reader_->NumberOfFrames());
}
TEST_F(YuvFrameReaderTest, ReadFrame) {
rtc::scoped_refptr<I420BufferInterface> buffer = frame_reader_->ReadFrame();
ASSERT_TRUE(buffer);
// Expect I420 packed as YUV.
EXPECT_EQ(kInputFileContents[0], buffer->DataY()[0]);
EXPECT_EQ(kInputFileContents[1], buffer->DataY()[1]);
EXPECT_EQ(kInputFileContents[2], buffer->DataY()[2]);
EXPECT_EQ(kInputFileContents[3], buffer->DataY()[3]);
EXPECT_EQ(kInputFileContents[4], buffer->DataU()[0]);
EXPECT_EQ(kInputFileContents[5], buffer->DataV()[0]);
EXPECT_FALSE(frame_reader_->ReadFrame()); // End of file.
}
TEST_F(YuvFrameReaderTest, ReadFrameUninitialized) {
YuvFrameReaderImpl file_reader(temp_filename_, kFrameWidth, kFrameHeight);
EXPECT_FALSE(file_reader.ReadFrame());
}
} // namespace test
} // namespace webrtc