зеркало из https://github.com/mozilla/gecko-dev.git
64 строки
1.4 KiB
C++
64 строки
1.4 KiB
C++
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/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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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 "GPUVideoTextureHost.h"
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#include "ImageContainer.h"
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namespace mozilla {
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namespace layers {
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GPUVideoTextureHost::GPUVideoTextureHost(TextureFlags aFlags,
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const SurfaceDescriptorGPUVideo& aDescriptor)
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: TextureHost(aFlags)
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{
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MOZ_COUNT_CTOR(GPUVideoTextureHost);
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}
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GPUVideoTextureHost::~GPUVideoTextureHost()
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{
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MOZ_COUNT_DTOR(GPUVideoTextureHost);
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}
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bool
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GPUVideoTextureHost::Lock()
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{
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if (!mImage || !mCompositor) {
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return false;
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}
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if (!mTextureSource) {
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mTextureSource = mCompositor->CreateTextureSourceForImage(mImage);
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}
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return !!mTextureSource;
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}
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void
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GPUVideoTextureHost::SetCompositor(Compositor* aCompositor)
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{
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if (mCompositor != aCompositor) {
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mTextureSource = nullptr;
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mCompositor = aCompositor;
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}
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}
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gfx::IntSize
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GPUVideoTextureHost::GetSize() const
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{
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if (!mImage) {
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return gfx::IntSize();
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}
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return mImage->GetSize();
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}
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gfx::SurfaceFormat
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GPUVideoTextureHost::GetFormat() const
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{
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return mTextureSource ? mTextureSource->GetFormat() : gfx::SurfaceFormat::UNKNOWN;
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}
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} // namespace layers
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} // namespace mozilla
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