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425786bd75
Implementation is borrowed from RenderAndroidSurfaceTextureHost. Since Android SurfaceTexture and AndroidHardwareBuffer use same android GraphicBuffer. Differential Revision: https://phabricator.services.mozilla.com/D168764
74 lines
2.1 KiB
C++
74 lines
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef MOZILLA_GFX_RenderAndroidHardwareBufferTextureHost_H
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#define MOZILLA_GFX_RenderAndroidHardwareBufferTextureHost_H
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#include "GLContextTypes.h"
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#include "GLTypes.h"
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#include "RenderTextureHostSWGL.h"
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namespace mozilla {
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namespace layers {
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class AndroidHardwareBuffer;
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}
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namespace wr {
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class RenderAndroidHardwareBufferTextureHost final
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: public RenderTextureHostSWGL {
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public:
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explicit RenderAndroidHardwareBufferTextureHost(
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layers::AndroidHardwareBuffer* aAndroidHardwareBuffer);
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wr::WrExternalImage Lock(uint8_t aChannelIndex, gl::GLContext* aGL) override;
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void Unlock() override;
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size_t Bytes() override;
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RenderAndroidHardwareBufferTextureHost*
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AsRenderAndroidHardwareBufferTextureHost() override {
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return this;
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}
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// RenderTextureHostSWGL
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gfx::SurfaceFormat GetFormat() const override;
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gfx::ColorDepth GetColorDepth() const override {
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return gfx::ColorDepth::COLOR_8;
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}
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size_t GetPlaneCount() const override { return 1; }
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bool MapPlane(RenderCompositor* aCompositor, uint8_t aChannelIndex,
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PlaneInfo& aPlaneInfo) override;
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void UnmapPlanes() override;
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layers::AndroidHardwareBuffer* GetAndroidHardwareBuffer() {
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return mAndroidHardwareBuffer;
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}
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gfx::IntSize GetSize() const;
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private:
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virtual ~RenderAndroidHardwareBufferTextureHost();
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bool EnsureLockable();
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void DestroyEGLImage();
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void DeleteTextureHandle();
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already_AddRefed<gfx::DataSourceSurface> ReadTexImage();
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const RefPtr<layers::AndroidHardwareBuffer> mAndroidHardwareBuffer;
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RefPtr<gl::GLContext> mGL;
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EGLImage mEGLImage;
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GLuint mTextureHandle;
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RefPtr<gfx::DataSourceSurface> mReadback;
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};
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} // namespace wr
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} // namespace mozilla
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#endif // MOZILLA_GFX_RenderAndroidHardwareBufferTextureHost_H
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