gecko-dev/gfx/layers/GLImages.h

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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 GFX_GLIMAGES_H
#define GFX_GLIMAGES_H
#include "AndroidSurfaceTexture.h"
#include "GLContextTypes.h"
#include "GLTypes.h"
#include "ImageContainer.h" // for Image
#include "ImageTypes.h" // for ImageFormat::SHARED_GLTEXTURE
#include "nsCOMPtr.h" // for already_AddRefed
#include "mozilla/gfx/Point.h" // for IntSize
namespace mozilla {
namespace layers {
class GLImage : public Image {
public:
explicit GLImage(ImageFormat aFormat) : Image(nullptr, aFormat){}
virtual already_AddRefed<gfx::SourceSurface> GetAsSourceSurface() override;
GLImage* AsGLImage() override {
return this;
}
};
#ifdef MOZ_WIDGET_ANDROID
class SurfaceTextureImage : public GLImage {
public:
SurfaceTextureImage(AndroidSurfaceTextureHandle aHandle,
const gfx::IntSize& aSize,
bool aContinuous,
gl::OriginPos aOriginPos);
gfx::IntSize GetSize() override { return mSize; }
AndroidSurfaceTextureHandle GetHandle() const {
return mHandle;
}
bool GetContinuous() const {
return mContinuous;
}
gl::OriginPos GetOriginPos() const {
return mOriginPos;
}
virtual already_AddRefed<gfx::SourceSurface> GetAsSourceSurface() override {
// We can implement this, but currently don't want to because it will cause the
// SurfaceTexture to be permanently bound to the snapshot readback context.
return nullptr;
}
SurfaceTextureImage* AsSurfaceTextureImage() override {
return this;
}
private:
AndroidSurfaceTextureHandle mHandle;
gfx::IntSize mSize;
bool mContinuous;
gl::OriginPos mOriginPos;
};
#endif // MOZ_WIDGET_ANDROID
} // namespace layers
} // namespace mozilla
#endif // GFX_GLIMAGES_H