chromium/media/gpu/vaapi/test/fake_libva_driver/fake_surface.h

// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef MEDIA_GPU_VAAPI_TEST_FAKE_LIBVA_DRIVER_FAKE_SURFACE_H_
#define MEDIA_GPU_VAAPI_TEST_FAKE_LIBVA_DRIVER_FAKE_SURFACE_H_

#include <va/va.h>

#include <vector>

#include "media/gpu/vaapi/test/fake_libva_driver/scoped_bo_mapping_factory.h"

namespace media::internal {

// Class used for tracking a VASurface and all information relevant to it.
//
// The metadata (ID, format, fourcc, dimensions, and attribute list) of a
// FakeSurface is immutable. The accessors for such metadata are thread-safe.
// The contents of the backing buffer object (if applicable) are mutable, but
// the reference to that buffer object is immutable, i.e., the backing buffer
// object is always the same, but the contents may change. Thus, while the
// accessor for the mapped buffer object is thread-safe, writes and reads to
// this mapping must be synchronized externally.
class FakeSurface { … };

}  // namespace media::internal

#endif  // MEDIA_GPU_VAAPI_TEST_FAKE_LIBVA_DRIVER_FAKE_SURFACE_H_