gecko-dev/gfx/layers/composite/GPUVideoTextureHost.cpp

151 строка
3.8 KiB
C++

/* -*- 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/. */
#include "GPUVideoTextureHost.h"
#include "mozilla/dom/VideoDecoderManagerParent.h"
#include "ImageContainer.h"
#include "mozilla/layers/VideoBridgeParent.h"
namespace mozilla {
namespace layers {
GPUVideoTextureHost::GPUVideoTextureHost(TextureFlags aFlags,
const SurfaceDescriptorGPUVideo& aDescriptor)
: TextureHost(aFlags)
{
MOZ_COUNT_CTOR(GPUVideoTextureHost);
mWrappedTextureHost = VideoBridgeParent::GetSingleton()->LookupTexture(aDescriptor.handle());
}
GPUVideoTextureHost::~GPUVideoTextureHost()
{
MOZ_COUNT_DTOR(GPUVideoTextureHost);
}
bool
GPUVideoTextureHost::Lock()
{
if (!mWrappedTextureHost) {
return false;
}
return mWrappedTextureHost->Lock();
}
void
GPUVideoTextureHost::Unlock()
{
if (!mWrappedTextureHost) {
return;
}
mWrappedTextureHost->Unlock();
}
bool
GPUVideoTextureHost::BindTextureSource(CompositableTextureSourceRef& aTexture)
{
if (!mWrappedTextureHost) {
return false;
}
return mWrappedTextureHost->BindTextureSource(aTexture);
}
bool
GPUVideoTextureHost::AcquireTextureSource(CompositableTextureSourceRef& aTexture)
{
if (!mWrappedTextureHost) {
return false;
}
return mWrappedTextureHost->AcquireTextureSource(aTexture);
}
void
GPUVideoTextureHost::SetTextureSourceProvider(TextureSourceProvider* aProvider)
{
if (mWrappedTextureHost) {
mWrappedTextureHost->SetTextureSourceProvider(aProvider);
}
}
YUVColorSpace
GPUVideoTextureHost::GetYUVColorSpace() const
{
if (mWrappedTextureHost) {
return mWrappedTextureHost->GetYUVColorSpace();
}
return YUVColorSpace::UNKNOWN;
}
gfx::IntSize
GPUVideoTextureHost::GetSize() const
{
if (!mWrappedTextureHost) {
return gfx::IntSize();
}
return mWrappedTextureHost->GetSize();
}
gfx::SurfaceFormat
GPUVideoTextureHost::GetFormat() const
{
if (!mWrappedTextureHost) {
return gfx::SurfaceFormat::UNKNOWN;
}
return mWrappedTextureHost->GetFormat();
}
bool
GPUVideoTextureHost::HasIntermediateBuffer() const
{
MOZ_ASSERT(mWrappedTextureHost);
return mWrappedTextureHost->HasIntermediateBuffer();
}
void
GPUVideoTextureHost::CreateRenderTexture(const wr::ExternalImageId& aExternalImageId)
{
MOZ_ASSERT(mWrappedTextureHost);
mWrappedTextureHost->CreateRenderTexture(aExternalImageId);
}
uint32_t
GPUVideoTextureHost::NumSubTextures() const
{
MOZ_ASSERT(mWrappedTextureHost);
return mWrappedTextureHost->NumSubTextures();
}
void
GPUVideoTextureHost::PushResourceUpdates(wr::TransactionBuilder& aResources,
ResourceUpdateOp aOp,
const Range<wr::ImageKey>& aImageKeys,
const wr::ExternalImageId& aExtID)
{
MOZ_ASSERT(mWrappedTextureHost);
mWrappedTextureHost->PushResourceUpdates(aResources, aOp, aImageKeys, aExtID);
}
void
GPUVideoTextureHost::PushDisplayItems(wr::DisplayListBuilder& aBuilder,
const wr::LayoutRect& aBounds,
const wr::LayoutRect& aClip,
wr::ImageRendering aFilter,
const Range<wr::ImageKey>& aImageKeys)
{
MOZ_ASSERT(mWrappedTextureHost);
MOZ_ASSERT(aImageKeys.length() > 0);
mWrappedTextureHost->PushDisplayItems(aBuilder,
aBounds,
aClip,
aFilter,
aImageKeys);
}
} // namespace layers
} // namespace mozilla