68 lines
2.1 KiB
C++
68 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_RENDEREGLIMAGETEXTUREHOST_H
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#define MOZILLA_GFX_RENDEREGLIMAGETEXTUREHOST_H
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#include "mozilla/layers/TextureHostOGL.h"
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#include "RenderTextureHostSWGL.h"
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namespace mozilla {
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namespace wr {
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// RenderEGLImageTextureHost is created only for SharedSurface_EGLImage that is
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// created in parent process.
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class RenderEGLImageTextureHost final : public RenderTextureHostSWGL {
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public:
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RenderEGLImageTextureHost(EGLImage aImage, EGLSync aSync, gfx::IntSize aSize,
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gfx::SurfaceFormat aFormat);
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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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return mSize.width * mSize.height * BytesPerPixel(mFormat);
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}
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RenderEGLImageTextureHost* AsRenderEGLImageTextureHost() override {
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return this;
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}
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RefPtr<layers::TextureSource> CreateTextureSource(
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layers::TextureSourceProvider* aProvider) override;
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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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private:
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virtual ~RenderEGLImageTextureHost();
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bool CreateTextureHandle();
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void DeleteTextureHandle();
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bool WaitSync();
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already_AddRefed<gfx::DataSourceSurface> ReadTexImage();
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const EGLImage mImage;
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EGLSync mSync;
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const gfx::IntSize mSize;
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const gfx::SurfaceFormat mFormat;
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RefPtr<gl::GLContext> mGL;
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GLenum mTextureTarget;
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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_RENDEREGLIMAGETEXTUREHOST_H
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