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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_RenderAndroidHardwareBufferTextureHost_H
#define MOZILLA_GFX_RenderAndroidHardwareBufferTextureHost_H
#include "GLContextTypes.h"
#include "GLTypes.h"
#include "RenderTextureHostSWGL.h"
namespace mozilla {
namespace layers {
class AndroidHardwareBuffer;
}
namespace wr {
class RenderAndroidHardwareBufferTextureHost final
: public RenderTextureHostSWGL {
public:
explicit RenderAndroidHardwareBufferTextureHost(
layers::AndroidHardwareBuffer* aAndroidHardwareBuffer);
wr::WrExternalImage Lock(uint8_t aChannelIndex, gl::GLContext* aGL) override;
void Unlock() override;
size_t Bytes() override;
RenderAndroidHardwareBufferTextureHost*
AsRenderAndroidHardwareBufferTextureHost() override {
return this;
}
// RenderTextureHostSWGL
gfx::SurfaceFormat GetFormat() const override;
gfx::ColorDepth GetColorDepth() const override {
return gfx::ColorDepth::COLOR_8;
}
size_t GetPlaneCount() const override { return 1; }
bool MapPlane(RenderCompositor* aCompositor, uint8_t aChannelIndex,
PlaneInfo& aPlaneInfo) override;
void UnmapPlanes() override;
layers::AndroidHardwareBuffer* GetAndroidHardwareBuffer() {
return mAndroidHardwareBuffer;
}
gfx::IntSize GetSize() const;
private:
virtual ~RenderAndroidHardwareBufferTextureHost();
bool EnsureLockable();
void DestroyEGLImage();
void DeleteTextureHandle();
already_AddRefed<gfx::DataSourceSurface> ReadTexImage();
const RefPtr<layers::AndroidHardwareBuffer> mAndroidHardwareBuffer;
RefPtr<gl::GLContext> mGL;
EGLImage mEGLImage;
GLuint mTextureHandle;
RefPtr<gfx::DataSourceSurface> mReadback;
};
} // namespace wr
} // namespace mozilla
#endif // MOZILLA_GFX_RenderAndroidHardwareBufferTextureHost_H
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