зеркало из https://github.com/mozilla/gecko-dev.git
70 строки
2.4 KiB
C++
70 строки
2.4 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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#include "DMABUFSurfaceImage.h"
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#include "mozilla/widget/DMABufSurface.h"
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#include "mozilla/layers/CompositableClient.h"
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#include "mozilla/layers/CompositableForwarder.h"
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#include "mozilla/layers/DMABUFTextureClientOGL.h"
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#include "mozilla/layers/TextureForwarder.h"
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#include "mozilla/ScopeExit.h"
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#include "mozilla/StaticMutex.h"
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#include "GLContext.h"
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#include "GLContextProvider.h"
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#include "GLBlitHelper.h"
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#include "GLReadTexImageHelper.h"
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#include "GLContextTypes.h" // for GLContext, etc
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#include "GLContextEGL.h"
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#include "GLContextProvider.h"
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#include "ScopedGLHelpers.h"
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using namespace mozilla;
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using namespace mozilla::layers;
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using namespace mozilla::gfx;
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using namespace mozilla::gl;
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#ifdef MOZ_LOGGING
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# undef DMABUF_LOG
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extern mozilla::LazyLogModule gDmabufLog;
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# define DMABUF_LOG(str, ...) \
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MOZ_LOG(gDmabufLog, mozilla::LogLevel::Debug, (str, ##__VA_ARGS__))
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#else
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# define DMABUF_LOG(args)
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#endif /* MOZ_LOGGING */
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DMABUFSurfaceImage::DMABUFSurfaceImage(DMABufSurface* aSurface)
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: Image(nullptr, ImageFormat::DMABUF), mSurface(aSurface) {
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DMABUF_LOG("DMABUFSurfaceImage::DMABUFSurfaceImage (%p) aSurface %p UID %d\n",
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this, aSurface, aSurface->GetUID());
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mSurface->GlobalRefAdd();
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}
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DMABUFSurfaceImage::~DMABUFSurfaceImage() {
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DMABUF_LOG(
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"DMABUFSurfaceImage::~DMABUFSurfaceImage (%p) mSurface %p UID %d\n", this,
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(void*)mSurface.get(), mSurface->GetUID());
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mSurface->GlobalRefRelease();
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}
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already_AddRefed<gfx::SourceSurface> DMABUFSurfaceImage::GetAsSourceSurface() {
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return mSurface->GetAsSourceSurface();
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}
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TextureClient* DMABUFSurfaceImage::GetTextureClient(
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KnowsCompositor* aKnowsCompositor) {
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if (!mTextureClient) {
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BackendType backend = BackendType::NONE;
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mTextureClient = TextureClient::CreateWithData(
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DMABUFTextureData::Create(mSurface, backend), TextureFlags::DEFAULT,
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aKnowsCompositor->GetTextureForwarder());
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}
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return mTextureClient;
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}
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gfx::IntSize DMABUFSurfaceImage::GetSize() const {
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return gfx::IntSize::Truncate(mSurface->GetWidth(), mSurface->GetHeight());
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}
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