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/* 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
#ifndef MOZILLA_GFX_RENDERWAYLANDTEXTUREHOST_H
#define MOZILLA_GFX_RENDERWAYLANDTEXTUREHOST_H
#include "RenderTextureHostSWGL.h"
#include "mozilla/layers/TextureHostOGL.h"
#include "mozilla/widget/BufferSurface.h"
class BufferSurface;
namespace mozilla {
namespace wr {
/**
* RenderWaylandTextureHost manages external SHM textures used by WebRender on
* Wayland, used for decoded video frames.
*/
class RenderWaylandTextureHost final : public RenderTextureHostSWGL {
public:
RenderWaylandTextureHost(uint8_t* aBuffer,
const layers::BufferDescriptor& aDescriptor);
RenderWaylandTextureHost* AsRenderWaylandTextureHost() override {
return this;
}
wr::WrExternalImage Lock(uint8_t aChannelIndex, gl::GLContext* aGL) override;
void ClearCachedResources() override;
size_t Bytes() override {
return mSurface->GetWidth() * mSurface->GetHeight() *
BytesPerPixel(mSurface->GetFormat());
}
RefPtr<BufferSurface> GetSurface() { return mSurface; }
// RenderTextureHostSWGL
gfx::SurfaceFormat GetFormat() const override {
return mSurface->GetFormat();
}
gfx::ColorDepth GetColorDepth() const override {
return mSurface->GetColorDepth();
}
size_t GetPlaneCount() const override { return mSurface->GetTextureCount(); };
bool MapPlane(RenderCompositor* aCompositor, uint8_t aChannelIndex,
PlaneInfo& aPlaneInfo) override;
void UnmapPlanes() override;
void PrepareForUse() override;
private:
~RenderWaylandTextureHost();
void DeleteTextureHandle();
layers::BufferDescriptor mDescriptor;
RefPtr<BufferSurface> mSurface;
RefPtr<gl::GLContext> mGL;
};
} // namespace wr
} // namespace mozilla
#endif // MOZILLA_GFX_RENDERWAYLANDTEXTUREHOST_H