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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:
static GPUVideoTextureHost* CreateFromDescriptor(
TextureFlags aFlags, const SurfaceDescriptorGPUVideo& aDescriptor);
virtual ~GPUVideoTextureHost();
void DeallocateDeviceData() override {}
gfx::SurfaceFormat GetFormat() const override;
already_AddRefed<gfx::DataSourceSurface> GetAsSurface() override {
return nullptr; // XXX - implement this (for MOZ_DUMP_PAINTING)
}
gfx::YUVColorSpace GetYUVColorSpace() const override;
gfx::ColorDepth GetColorDepth() const override;
gfx::ColorRange GetColorRange() const override;
gfx::IntSize GetSize() const override;
bool IsValid() override;
#ifdef MOZ_LAYERS_HAVE_LOG
const char* Name() override { return "GPUVideoTextureHost"; }
#endif
void CreateRenderTexture(
const wr::ExternalImageId& aExternalImageId) override;
void MaybeDestroyRenderTexture() override;
uint32_t NumSubTextures() override;
void PushResourceUpdates(wr::TransactionBuilder& aResources,
ResourceUpdateOp aOp,
const Range<wr::ImageKey>& aImageKeys,
const wr::ExternalImageId& aExtID) override;
void PushDisplayItems(wr::DisplayListBuilder& aBuilder,
const wr::LayoutRect& aBounds,
const wr::LayoutRect& aClip, wr::ImageRendering aFilter,
const Range<wr::ImageKey>& aImageKeys,
PushDisplayItemFlagSet aFlags) override;
bool SupportsExternalCompositing(WebRenderBackend aBackend) override;
void UnbindTextureSource() override;
void NotifyNotUsed() override;
bool IsWrappingBufferTextureHost() override;
protected:
GPUVideoTextureHost(TextureFlags aFlags,
const SurfaceDescriptorGPUVideo& aDescriptor);
TextureHost* EnsureWrappedTextureHost();
RefPtr<TextureHost> mWrappedTextureHost;
SurfaceDescriptorGPUVideo mDescriptor;
};
} // namespace layers
} // namespace mozilla
#endif // MOZILLA_GFX_GPUVIDEOTEXTUREHOST_H