chromium/gpu/command_buffer/service/service_transfer_cache.h

// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef GPU_COMMAND_BUFFER_SERVICE_SERVICE_TRANSFER_CACHE_H_
#define GPU_COMMAND_BUFFER_SERVICE_SERVICE_TRANSFER_CACHE_H_

#include <stddef.h>
#include <stdint.h>

#include <memory>
#include <vector>

#include "base/containers/lru_cache.h"
#include "base/containers/span.h"
#include "base/functional/callback.h"
#include "base/functional/function_ref.h"
#include "base/gtest_prod_util.h"
#include "base/memory/memory_pressure_listener.h"
#include "base/time/time.h"
#include "base/timer/timer.h"
#include "cc/paint/image_transfer_cache_entry.h"
#include "cc/paint/transfer_cache_entry.h"
#include "gpu/command_buffer/common/discardable_handle.h"
#include "gpu/command_buffer/service/context_group.h"
#include "gpu/gpu_gles2_export.h"
#include "third_party/skia/include/core/SkImageInfo.h"
#include "third_party/skia/include/core/SkRefCnt.h"
#include "third_party/skia/include/core/SkYUVAInfo.h"

class GrDirectContext;
class SkImage;

namespace gpu {

// ServiceTransferCache is a GPU process interface for retrieving cached entries
// from the transfer cache. These entries are populated by client calls to the
// ClientTransferCache or by an image decode accelerator task in the GPU
// process.
//
// In addition to access, the ServiceTransferCache is also responsible for
// unlocking and deleting entries when no longer needed, as well as enforcing
// cache limits. If the cache exceeds its specified limits, unlocked transfer
// cache entries may be deleted.
class GPU_GLES2_EXPORT ServiceTransferCache
    : public base::trace_event::MemoryDumpProvider { … };

}  // namespace gpu

#endif  // GPU_COMMAND_BUFFER_SERVICE_SERVICE_TRANSFER_CACHE_H_