mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-12-03 18:47:53 +00:00
7141b73975
Differential Revision: https://phabricator.services.mozilla.com/D45553 --HG-- extra : moz-landing-system : lando
96 lines
3.4 KiB
C++
96 lines
3.4 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#ifndef mozilla_image_ImageMemoryReporter_h
|
|
#define mozilla_image_ImageMemoryReporter_h
|
|
|
|
#include <cstdint>
|
|
#include "nsString.h"
|
|
#include "mozilla/layers/SharedSurfacesMemoryReport.h"
|
|
|
|
class nsISupports;
|
|
class nsIHandleReportCallback;
|
|
|
|
namespace mozilla {
|
|
namespace image {
|
|
struct ImageMemoryCounter;
|
|
struct SurfaceMemoryCounter;
|
|
|
|
class ImageMemoryReporter final {
|
|
public:
|
|
/**
|
|
* Initializes image related memory reporting in the compositor process when
|
|
* using WebRender.
|
|
*/
|
|
static void InitForWebRender();
|
|
|
|
/**
|
|
* Tears down image related memory reporting in the compositor process when
|
|
* using WebRender.
|
|
*/
|
|
static void ShutdownForWebRender();
|
|
|
|
/**
|
|
* Report all remaining entries in the shared surface's memory report. This
|
|
* should be used by the content or main process to allow reporting any
|
|
* entries that is was unable to cross reference with the local surface cache.
|
|
* These are candidates for having been leaked. This should be used in
|
|
* conjunction with AppendSharedSurfacePrefix and/or TrimSharedSurfaces to
|
|
* produce the expected result.
|
|
*/
|
|
static void ReportSharedSurfaces(
|
|
nsIHandleReportCallback* aHandleReport, nsISupports* aData,
|
|
const layers::SharedSurfacesMemoryReport& aSharedSurfaces);
|
|
|
|
/**
|
|
* Adjust the path prefix for a surface to include any additional metadata for
|
|
* the shared surface, if any. It will also remove any corresponding entries
|
|
* in the given memory report.
|
|
*/
|
|
static void AppendSharedSurfacePrefix(
|
|
nsACString& aPathPrefix, const SurfaceMemoryCounter& aCounter,
|
|
layers::SharedSurfacesMemoryReport& aSharedSurfaces);
|
|
|
|
/**
|
|
* Remove all entries in the memory report for the given set of surfaces for
|
|
* an image. This is useful when we aren't reporting on a particular image
|
|
* because it isn't notable.
|
|
*/
|
|
static void TrimSharedSurfaces(
|
|
const ImageMemoryCounter& aCounter,
|
|
layers::SharedSurfacesMemoryReport& aSharedSurfaces);
|
|
|
|
private:
|
|
/**
|
|
* Report all remaining entries in the shared surface's memory report.
|
|
*
|
|
* aIsForCompositor controls how to interpret what remains in the report. If
|
|
* true, this should mirror exactly what is currently in
|
|
* SharedSurfacesParent's cache. This will report entries that are currently
|
|
* mapped into the compositor process. If false, then we are in a content or
|
|
* main process, and it should have removed entries that also exist in its
|
|
* local surface cache -- thus any remaining entries are those that are
|
|
* candidates for leaks.
|
|
*/
|
|
static void ReportSharedSurfaces(
|
|
nsIHandleReportCallback* aHandleReport, nsISupports* aData,
|
|
bool aIsForCompositor,
|
|
const layers::SharedSurfacesMemoryReport& aSharedSurfaces);
|
|
|
|
static void ReportSharedSurface(
|
|
nsIHandleReportCallback* aHandleReport, nsISupports* aData,
|
|
bool aIsForCompositor, uint64_t aExternalId,
|
|
const layers::SharedSurfacesMemoryReport::SurfaceEntry& aEntry);
|
|
|
|
class WebRenderReporter;
|
|
static WebRenderReporter* sWrReporter;
|
|
};
|
|
|
|
} // namespace image
|
|
} // namespace mozilla
|
|
|
|
#endif // mozilla_image_ImageMemoryReporter_h
|