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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <stddef.h>
#include <stdint.h>
#include "base/files/memory_mapped_file.h"
#include "media/base/test_data_util.h"
#include "media/filters/ivf_parser.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace media {
TEST(IvfParserTest, StreamFileParsing) {
base::FilePath file_path = GetTestDataFilePath("test-25fps.vp8");
base::MemoryMappedFile stream;
ASSERT_TRUE(stream.Initialize(file_path)) << "Couldn't open stream file: "
<< file_path.MaybeAsASCII();
IvfParser parser;
IvfFileHeader file_header = {};
EXPECT_TRUE(parser.Initialize(stream.data(), stream.length(), &file_header));
// Check file header fields.
EXPECT_EQ(0, memcmp(file_header.signature, kIvfHeaderSignature,
sizeof(file_header.signature)));
EXPECT_EQ(0, file_header.version);
EXPECT_EQ(sizeof(IvfFileHeader), file_header.header_size);
EXPECT_EQ(0x30385056u, file_header.fourcc); // VP80
EXPECT_EQ(320u, file_header.width);
EXPECT_EQ(240u, file_header.height);
EXPECT_EQ(50u, file_header.timebase_denum);
EXPECT_EQ(2u, file_header.timebase_num);
EXPECT_EQ(250u, file_header.num_frames);
IvfFrameHeader frame_header;
size_t num_parsed_frames = 0;
const uint8_t* payload = nullptr;
while (parser.ParseNextFrame(&frame_header, &payload)) {
++num_parsed_frames;
EXPECT_TRUE(payload != nullptr);
// Only check the first frame.
if (num_parsed_frames == 1u) {
EXPECT_EQ(14788u, frame_header.frame_size);
EXPECT_EQ(0u, frame_header.timestamp);
EXPECT_EQ(
static_cast<ptrdiff_t>(sizeof(file_header) + sizeof(frame_header)),
payload - stream.data());
}
}
EXPECT_EQ(file_header.num_frames, num_parsed_frames);
}
} // namespace media
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