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// Copyright 2019 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.
#ifndef MEDIA_GPU_TEST_IMAGE_H_
#define MEDIA_GPU_TEST_IMAGE_H_
#include <string>
#include "base/files/file_path.h"
#include "base/files/memory_mapped_file.h"
#include "media/base/video_transformation.h"
#include "media/base/video_types.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/geometry/size.h"
namespace media {
namespace test {
// The Image class provides functionality to load image files and manage their
// properties such as format, size, checksums,... Currently only raw yuv files
// are supported.
class Image {
public:
explicit Image(const base::FilePath& file_path);
~Image();
// Load the image file and accompanying metadata from disk.
bool Load();
// Returns true if the Image file was loaded.
bool IsLoaded() const;
// Load image metadata from the json file accompanying the image file.
bool LoadMetadata();
// Return true if image metadata is already loaded.
bool IsMetadataLoaded() const;
// Get the image data.
uint8_t* Data() const;
// Get the image data size.
size_t DataSize() const;
// Get the image pixel format.
VideoPixelFormat PixelFormat() const;
// Get the image size.
const gfx::Size& Size() const;
// Get the visible rectangle of the image.
const gfx::Rect& VisibleRect() const;
// Get the image rotation info.
VideoRotation Rotation() const;
// Get the image checksum.
const char* Checksum() const;
private:
// The image file path, can be absolute or relative to the test data path.
base::FilePath file_path_;
// The mapped image data.
// TODO(dstaessens@) Investigate creating const video frames from const data
// so we can remove mutable here.
mutable base::MemoryMappedFile mapped_file_;
// The image pixel format.
VideoPixelFormat pixel_format_ = PIXEL_FORMAT_UNKNOWN;
// The image size.
gfx::Size size_;
// The visible rectangle of the image.
gfx::Rect visible_rect_;
// The rotation info of image.
VideoRotation rotation_;
// The image md5 checksum.
std::string checksum_;
DISALLOW_COPY_AND_ASSIGN(Image);
};
} // namespace test
} // namespace media
#endif // MEDIA_GPU_TEST_IMAGE_H_