/* -*- 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_RENDERDMABUFTEXTUREHOST_H
#define MOZILLA_GFX_RENDERDMABUFTEXTUREHOST_H
#include "mozilla/layers/TextureHostOGL.h"
#include "RenderTextureHost.h"
#include "RenderTextureHostSWGL.h"
#include "mozilla/widget/DMABufSurface.h"
namespace mozilla {
namespace layers {
class SurfaceDescriptorDMABuf;
}
namespace wr {
class RenderDMABUFTextureHost final :
public RenderTextureHostSWGL {
public:
explicit RenderDMABUFTextureHost(DMABufSurface* aSurface);
wr::WrExternalImage Lock(uint8_t aChannelIndex, gl::GLContext* aGL) override;
void Unlock() override;
void ClearCachedResources() override;
size_t Bytes() override {
return mSurface->GetWidth() * mSurface->GetHeight() *
BytesPerPixel(mSurface->GetFormat());
}
// RenderTextureHostSWGL
gfx::SurfaceFormat GetFormat()
const override;
gfx::ColorDepth GetColorDepth()
const override {
return gfx::ColorDepth::COLOR_8;
}
size_t GetPlaneCount()
const override {
return mSurface->GetTextureCount(); };
bool MapPlane(RenderCompositor* aCompositor, uint8_t aChannelIndex,
PlaneInfo& aPlaneInfo) override;
void UnmapPlanes() override;
private:
virtual ~RenderDMABUFTextureHost();
void DeleteTextureHandle();
RefPtr<DMABufSurface> mSurface;
RefPtr<gl::GLContext> mGL;
RefPtr<gfx::DataSourceSurface> mReadback;
};
}
// namespace wr
}
// namespace mozilla
#endif // MOZILLA_GFX_RENDERDMABUFTEXTUREHOST_H
