gecko-dev/gfx/layers/composite/GPUVideoTextureHost.h

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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_GPUVIDEOTEXTUREHOST_H
#define MOZILLA_GFX_GPUVIDEOTEXTUREHOST_H
#include "mozilla/layers/TextureHost.h"
namespace mozilla {
namespace layers {
class GPUVideoTextureHost : public TextureHost
{
public:
GPUVideoTextureHost(TextureFlags aFlags,
const SurfaceDescriptorGPUVideo& aDescriptor);
virtual ~GPUVideoTextureHost();
virtual void DeallocateDeviceData() override {}
virtual void SetTextureSourceProvider(TextureSourceProvider* aProvider) override;
virtual bool Lock() override;
virtual void Unlock() override;
virtual gfx::SurfaceFormat GetFormat() const override;
virtual bool BindTextureSource(CompositableTextureSourceRef& aTexture) override;
virtual bool AcquireTextureSource(CompositableTextureSourceRef& aTexture) override;
virtual already_AddRefed<gfx::DataSourceSurface> GetAsSurface() override
{
return nullptr; // XXX - implement this (for MOZ_DUMP_PAINTING)
}
virtual YUVColorSpace GetYUVColorSpace() const override;
virtual gfx::IntSize GetSize() const override;
#ifdef MOZ_LAYERS_HAVE_LOG
virtual const char* Name() override { return "GPUVideoTextureHost"; }
#endif
virtual bool HasIntermediateBuffer() const override;
virtual void CreateRenderTexture(const wr::ExternalImageId& aExternalImageId) override;
virtual uint32_t NumSubTextures() const override;
virtual void PushResourceUpdates(wr::TransactionBuilder& aResources,
ResourceUpdateOp aOp,
const Range<wr::ImageKey>& aImageKeys,
const wr::ExternalImageId& aExtID) override;
virtual void PushDisplayItems(wr::DisplayListBuilder& aBuilder,
const wr::LayoutRect& aBounds,
const wr::LayoutRect& aClip,
wr::ImageRendering aFilter,
const Range<wr::ImageKey>& aImageKeys) override;
protected:
RefPtr<TextureHost> mWrappedTextureHost;
};
} // namespace layers
} // namespace mozilla
#endif // MOZILLA_GFX_GPUVIDEOTEXTUREHOST_H