зеркало из https://github.com/mozilla/gecko-dev.git
103 строки
2.8 KiB
C++
103 строки
2.8 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_RENDERD3D11TEXTUREHOSTOGL_H
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#define MOZILLA_GFX_RENDERD3D11TEXTUREHOSTOGL_H
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#include "RenderTextureHostOGL.h"
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#include "GLTypes.h"
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struct ID3D11Texture2D;
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struct IDXGIKeyedMutex;
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namespace mozilla {
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namespace wr {
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class RenderDXGITextureHostOGL final : public RenderTextureHostOGL {
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public:
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explicit RenderDXGITextureHostOGL(WindowsHandle aHandle,
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gfx::SurfaceFormat aFormat,
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gfx::IntSize aSize);
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wr::WrExternalImage Lock(uint8_t aChannelIndex, gl::GLContext* aGL,
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wr::ImageRendering aRendering) override;
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void Unlock() override;
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void ClearCachedResources() override;
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virtual gfx::IntSize GetSize(uint8_t aChannelIndex) const;
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virtual GLuint GetGLHandle(uint8_t aChannelIndex) const;
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private:
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virtual ~RenderDXGITextureHostOGL();
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bool EnsureLockable(wr::ImageRendering aRendering);
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void DeleteTextureHandle();
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RefPtr<gl::GLContext> mGL;
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WindowsHandle mHandle;
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RefPtr<ID3D11Texture2D> mTexture;
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RefPtr<IDXGIKeyedMutex> mKeyedMutex;
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EGLSurface mSurface;
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EGLStreamKHR mStream;
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// We could use NV12 format for this texture. So, we might have 2 gl texture
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// handles for Y and CbCr data.
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GLuint mTextureHandle[2];
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gfx::SurfaceFormat mFormat;
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gfx::IntSize mSize;
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bool mLocked;
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};
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class RenderDXGIYCbCrTextureHostOGL final : public RenderTextureHostOGL {
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public:
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explicit RenderDXGIYCbCrTextureHostOGL(WindowsHandle (&aHandles)[3],
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gfx::IntSize aSize,
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gfx::IntSize aSizeCbCr);
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wr::WrExternalImage Lock(uint8_t aChannelIndex, gl::GLContext* aGL,
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wr::ImageRendering aRendering) override;
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void Unlock() override;
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void ClearCachedResources() override;
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virtual gfx::IntSize GetSize(uint8_t aChannelIndex) const;
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virtual GLuint GetGLHandle(uint8_t aChannelIndex) const;
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private:
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virtual ~RenderDXGIYCbCrTextureHostOGL();
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bool EnsureLockable(wr::ImageRendering aRendering);
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void DeleteTextureHandle();
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RefPtr<gl::GLContext> mGL;
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WindowsHandle mHandles[3];
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RefPtr<ID3D11Texture2D> mTextures[3];
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RefPtr<IDXGIKeyedMutex> mKeyedMutexs[3];
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EGLSurface mSurfaces[3];
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EGLStreamKHR mStreams[3];
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// The gl handles for Y, Cb and Cr data.
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GLuint mTextureHandles[3];
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gfx::IntSize mSize;
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gfx::IntSize mSizeCbCr;
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bool mLocked;
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};
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} // namespace wr
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} // namespace mozilla
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#endif // MOZILLA_GFX_RENDERD3D11TEXTUREHOSTOGL_H
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