chromium/components/viz/service/display_embedder/skia_render_copy_results.h

// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef COMPONENTS_VIZ_SERVICE_DISPLAY_EMBEDDER_SKIA_RENDER_COPY_RESULTS_H_
#define COMPONENTS_VIZ_SERVICE_DISPLAY_EMBEDDER_SKIA_RENDER_COPY_RESULTS_H_

#include <memory>
#include <vector>

#include "base/memory/raw_ptr.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_refptr.h"
#include "components/viz/common/frame_sinks/copy_output_request.h"
#include "components/viz/common/frame_sinks/copy_output_result.h"
#include "third_party/libyuv/include/libyuv/planar_functions.h"
#include "third_party/skia/include/core/SkPixelRef.h"
#include "third_party/skia/include/core/SkSurface.h"
#include "third_party/skia/include/gpu/GrTypes.h"
#include "ui/gfx/color_space.h"

namespace viz {

// This header file contains classes related to servicing CopyOutputRequests
// from SkiaOutputSurfaceImplOnGpu.

class SkiaOutputSurfaceImplOnGpu;

class AsyncReadResultLock
    : public base::RefCountedThreadSafe<AsyncReadResultLock> { … };

// Helper class for holding AsyncReadResult.
class AsyncReadResultHelper { … };

struct ReadPixelsContext { … };

class CopyOutputResultSkiaRGBA : public CopyOutputResult { … };

// Context that is responsible for sending a CopyOutputTextureResult once the
// GPU work that populates the GpuMemoryBuffer has completed.
class ReadbackContextTexture { … };

class CopyOutputResultSkiaYUV : public CopyOutputResult { … };

// Represents entire NV12 readback request. NV12 readback request consists of
// reading back from 2 surfaces.
class NV12PlanesReadbackContext
    : public base::RefCounted<NV12PlanesReadbackContext> { … };

// Represents a readback request for a specific NV12 plane.
struct NV12PlanePixelReadContext { … };

class CopyOutputResultSkiaNV12 : public CopyOutputResult { … };

}  // namespace viz

#endif  // COMPONENTS_VIZ_SERVICE_DISPLAY_EMBEDDER_SKIA_RENDER_COPY_RESULTS_H_