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/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 4; -*- */
/* 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 SHARED_SURFACE_DMABUF_H_
#define SHARED_SURFACE_DMABUF_H_
#include "SharedSurface.h"
#include "mozilla/widget/DMABufSurface.h"
namespace mozilla {
namespace gl {
class GLContext;
class GLLibraryEGL;
class SharedSurface_DMABUF final : public SharedSurface {
public:
const RefPtr<DMABufSurface> mSurface;
static UniquePtr<SharedSurface_DMABUF> Create(const SharedSurfaceDesc&);
private:
SharedSurface_DMABUF(const SharedSurfaceDesc&, UniquePtr<MozFramebuffer>,
RefPtr<DMABufSurface>);
void UpdateProdTexture(const MutexAutoLock& curAutoLock);
public:
virtual ~SharedSurface_DMABUF();
// Exclusive Content/WebGL lock/unlock of surface for write
virtual void LockProdImpl() override {}
virtual void UnlockProdImpl() override {}
// Non-exclusive Content/WebGL lock/unlock of surface for write
virtual void ProducerAcquireImpl() override {}
virtual void ProducerReleaseImpl() override;
// Non-exclusive Content/WebGL lock/unlock for read from surface
virtual void ProducerReadAcquireImpl() override {}
virtual void ProducerReadReleaseImpl() override {}
Maybe<layers::SurfaceDescriptor> ToSurfaceDescriptor() override;
void WaitForBufferOwnership() override;
};
class SurfaceFactory_DMABUF : public SurfaceFactory {
public:
static UniquePtr<SurfaceFactory_DMABUF> Create(GLContext& gl);
explicit SurfaceFactory_DMABUF(GLContext&);
public:
virtual UniquePtr<SharedSurface> CreateSharedImpl(
const SharedSurfaceDesc& desc) override {
return SharedSurface_DMABUF::Create(desc);
}
bool CanCreateSurface(GLContext& gl);
};
} // namespace gl
} // namespace mozilla
#endif /* SHARED_SURFACE_DMABUF_H_ */