chromium/third_party/libaom/source/libaom/test/video_source.h

/*
 * Copyright (c) 2016, Alliance for Open Media. All rights reserved.
 *
 * This source code is subject to the terms of the BSD 2 Clause License and
 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
 * was not distributed with this source code in the LICENSE file, you can
 * obtain it at www.aomedia.org/license/software. If the Alliance for Open
 * Media Patent License 1.0 was not distributed with this source code in the
 * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
 */
#ifndef AOM_TEST_VIDEO_SOURCE_H_
#define AOM_TEST_VIDEO_SOURCE_H_

#if defined(_WIN32)
#undef NOMINMAX
#define NOMINMAX
#undef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#endif
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <memory>
#include <string>

#include "aom/aom_encoder.h"
#include "test/acm_random.h"
#if !defined(_WIN32)
#include "gtest/gtest.h"
#endif

namespace libaom_test {

// Helper macros to ensure LIBAOM_TEST_DATA_PATH is a quoted string.
// These are undefined right below GetDataPath
// NOTE: LIBAOM_TEST_DATA_PATH MUST NOT be a quoted string before
// Stringification or the GetDataPath will fail at runtime
#define TO_STRING …
#define STRINGIFY …

// A simple function to encapsulate cross platform retrieval of test data path
static std::string GetDataPath() { … }

// Undefining stringification macros because they are not used elsewhere
#undef TO_STRING
#undef STRINGIFY

inline FILE *OpenTestDataFile(const std::string &file_name) { … }

static FILE *GetTempOutFile(std::string *file_name) { … }

class TempOutFile { … };

// Abstract base class for test video sources, which provide a stream of
// aom_image_t images with associated timestamps and duration.
class VideoSource { … };

class DummyVideoSource : public VideoSource { … };

class RandomVideoSource : public DummyVideoSource { … };

// Abstract base class for test video sources, which provide a stream of
// decompressed images to the decoder.
class CompressedVideoSource { … };

}  // namespace libaom_test

#endif  // AOM_TEST_VIDEO_SOURCE_H_