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// 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 CC_RASTER_PLAYBACK_IMAGE_PROVIDER_H_
#define CC_RASTER_PLAYBACK_IMAGE_PROVIDER_H_
#include "base/containers/flat_map.h"
#include "base/memory/raw_ptr_exclusion.h"
#include "cc/cc_export.h"
#include "cc/paint/image_id.h"
#include "cc/paint/image_provider.h"
#include "cc/paint/target_color_params.h"
#include "ui/gfx/color_space.h"
namespace cc {
class ImageDecodeCache;
// PlaybackImageProvider is used to replace lazy generated PaintImages with
// decoded images for raster from the ImageDecodeCache.
class CC_EXPORT PlaybackImageProvider : public ImageProvider {
public:
enum class RasterMode { kSoftware, kGpu, kOop };
struct CC_EXPORT Settings {
Settings();
Settings(const Settings&) = delete;
Settings(Settings&&);
~Settings();
Settings& operator=(const Settings&) = delete;
Settings& operator=(Settings&&);
// The set of image ids to skip during raster.
PaintImageIdFlatSet images_to_skip;
// The frame index to use for the given image id. If no index is provided,
// the frame index provided in the PaintImage will be used.
base::flat_map<PaintImage::Id, size_t> image_to_current_frame_index;
// Indicates the raster backend that will be consuming the decoded images.
RasterMode raster_mode = RasterMode::kSoftware;
};
// If no settings are provided, all images are skipped during rasterization.
PlaybackImageProvider(ImageDecodeCache* cache,
const TargetColorParams& target_color_params,
std::optional<Settings>&& settings);
PlaybackImageProvider(const PlaybackImageProvider&) = delete;
PlaybackImageProvider(PlaybackImageProvider&& other);
~PlaybackImageProvider() override;
PlaybackImageProvider& operator=(const PlaybackImageProvider&) = delete;
PlaybackImageProvider& operator=(PlaybackImageProvider&& other);
// ImageProvider implementation.
ImageProvider::ScopedResult GetRasterContent(
const DrawImage& draw_image) override;
private:
// RAW_PTR_EXCLUSION: ImageDecodeCache is marked as not supported by raw_ptr.
// See raw_ptr.h for more information.
RAW_PTR_EXCLUSION ImageDecodeCache* cache_ = nullptr;
TargetColorParams target_color_params_;
std::optional<Settings> settings_;
};
} // namespace cc
#endif // CC_RASTER_PLAYBACK_IMAGE_PROVIDER_H_
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