gecko-dev/gfx/webrender_bindings/RenderCompositorRecordedFra...

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/* -*- 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_GFX_RENDERCOMPOSITOR_RECORDEDFRAME_H
#define MOZILLA_GFX_RENDERCOMPOSITOR_RECORDEDFRAME_H
#include "mozilla/layers/CompositionRecorder.h"
namespace mozilla {
namespace wr {
class RenderCompositorRecordedFrame final : public layers::RecordedFrame {
public:
RenderCompositorRecordedFrame(
const TimeStamp& aTimeStamp,
RefPtr<layers::profiler_screenshots::AsyncReadbackBuffer>&& aBuffer)
: RecordedFrame(aTimeStamp), mBuffer(aBuffer) {}
virtual already_AddRefed<gfx::DataSourceSurface> GetSourceSurface() override {
if (mSurface) {
return do_AddRef(mSurface);
}
gfx::IntSize size = mBuffer->Size();
mSurface = gfx::Factory::CreateDataSourceSurface(
size, gfx::SurfaceFormat::B8G8R8A8,
/* aZero = */ false);
if (!mBuffer->MapAndCopyInto(mSurface, size)) {
mSurface = nullptr;
return nullptr;
}
return do_AddRef(mSurface);
}
private:
RefPtr<layers::profiler_screenshots::AsyncReadbackBuffer> mBuffer;
RefPtr<gfx::DataSourceSurface> mSurface;
};
} // namespace wr
} // namespace mozilla
#endif