gecko-dev/gfx/gl/SharedSurfaceEGL.h

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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
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef SHARED_SURFACE_EGL_H_
#define SHARED_SURFACE_EGL_H_
#include "mozilla/Attributes.h"
#include "mozilla/Mutex.h"
#include "CompositorTypes.h"
#include "SharedSurface.h"
#ifdef MOZ_WIDGET_ANDROID
# include "AndroidNativeWindow.h"
# include "GLLibraryEGL.h"
#endif
namespace mozilla {
namespace gl {
class GLLibraryEGL;
// -
// EGLImage
class SharedSurface_EGLImage final : public SharedSurface {
mutable Mutex mMutex MOZ_UNANNOTATED;
EGLSync mSync = 0;
public:
const EGLImage mImage;
static UniquePtr<SharedSurface_EGLImage> Create(const SharedSurfaceDesc&);
protected:
SharedSurface_EGLImage(const SharedSurfaceDesc&,
UniquePtr<MozFramebuffer>&& fb, EGLImage);
void UpdateProdTexture(const MutexAutoLock& curAutoLock);
public:
virtual ~SharedSurface_EGLImage();
virtual void LockProdImpl() override {}
virtual void UnlockProdImpl() override {}
virtual void ProducerAcquireImpl() override {}
virtual void ProducerReleaseImpl() override;
virtual void ProducerReadAcquireImpl() override;
virtual void ProducerReadReleaseImpl() override{};
Maybe<layers::SurfaceDescriptor> ToSurfaceDescriptor() override;
};
class SurfaceFactory_EGLImage final : public SurfaceFactory {
public:
static UniquePtr<SurfaceFactory_EGLImage> Create(GLContext&);
private:
explicit SurfaceFactory_EGLImage(const PartialSharedSurfaceDesc& desc)
: SurfaceFactory(desc) {}
public:
virtual UniquePtr<SharedSurface> CreateSharedImpl(
const SharedSurfaceDesc& desc) override {
return SharedSurface_EGLImage::Create(desc);
}
};
// -
// SurfaceTexture
#ifdef MOZ_WIDGET_ANDROID
class SharedSurface_SurfaceTexture final : public SharedSurface {
const java::GeckoSurface::GlobalRef mSurface;
const EGLSurface mEglSurface;
const std::weak_ptr<EglDisplay> mEglDisplay;
EGLSurface mOrigEglSurface = 0;
public:
static UniquePtr<SharedSurface_SurfaceTexture> Create(
const SharedSurfaceDesc&);
java::GeckoSurface::Param JavaSurface() { return mSurface; }
protected:
SharedSurface_SurfaceTexture(const SharedSurfaceDesc&,
java::GeckoSurface::Param surface, EGLSurface);
public:
virtual ~SharedSurface_SurfaceTexture();
virtual void LockProdImpl() override;
virtual void UnlockProdImpl() override;
virtual void ProducerAcquireImpl() override {}
virtual void ProducerReleaseImpl() override {}
virtual void ProducerReadReleaseImpl() override;
Maybe<layers::SurfaceDescriptor> ToSurfaceDescriptor() override;
virtual void Commit() override;
virtual void WaitForBufferOwnership() override;
virtual bool IsBufferAvailable() const override;
bool IsValid() const override;
};
class SurfaceFactory_SurfaceTexture final : public SurfaceFactory {
public:
explicit SurfaceFactory_SurfaceTexture(GLContext&);
virtual UniquePtr<SharedSurface> CreateSharedImpl(
const SharedSurfaceDesc& desc) override {
return SharedSurface_SurfaceTexture::Create(desc);
}
};
#endif // MOZ_WIDGET_ANDROID
} // namespace gl
} /* namespace mozilla */
#endif /* SHARED_SURFACE_EGL_H_ */