63 lines
2 KiB
C++
63 lines
2 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_RENDERDMABUFTEXTUREHOST_H
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#define MOZILLA_GFX_RENDERDMABUFTEXTUREHOST_H
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#include "mozilla/layers/TextureHostOGL.h"
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#include "RenderTextureHost.h"
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#include "RenderTextureHostSWGL.h"
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#include "mozilla/widget/DMABufSurface.h"
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namespace mozilla {
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namespace layers {
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class SurfaceDescriptorDMABuf;
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}
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namespace wr {
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class RenderDMABUFTextureHost final : public RenderTextureHostSWGL {
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public:
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explicit RenderDMABUFTextureHost(DMABufSurface* aSurface);
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RenderDMABUFTextureHost* AsRenderDMABUFTextureHost() override { return this; }
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gfx::IntSize GetSize(uint8_t aChannelIndex) const;
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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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void ClearCachedResources() override;
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size_t Bytes() override {
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return mSurface->GetWidth() * mSurface->GetHeight() *
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BytesPerPixel(mSurface->GetFormat());
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}
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RefPtr<DMABufSurface> GetSurface() { return mSurface; }
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// RenderTextureHostSWGL
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gfx::SurfaceFormat GetFormat() const override {
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return mSurface->GetFormat();
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}
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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 mSurface->GetTextureCount(); };
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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 ~RenderDMABUFTextureHost();
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void DeleteTextureHandle();
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RefPtr<DMABufSurface> mSurface;
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RefPtr<gl::GLContext> mGL;
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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_RENDERDMABUFTEXTUREHOST_H
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