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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:44:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:44:51 +0000 |
commit | 9e3c08db40b8916968b9f30096c7be3f00ce9647 (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /gfx/layers/opengl/MacIOSurfaceTextureClientOGL.cpp | |
parent | Initial commit. (diff) | |
download | thunderbird-upstream.tar.xz thunderbird-upstream.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'gfx/layers/opengl/MacIOSurfaceTextureClientOGL.cpp')
-rw-r--r-- | gfx/layers/opengl/MacIOSurfaceTextureClientOGL.cpp | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/gfx/layers/opengl/MacIOSurfaceTextureClientOGL.cpp b/gfx/layers/opengl/MacIOSurfaceTextureClientOGL.cpp new file mode 100644 index 0000000000..9a14daacc7 --- /dev/null +++ b/gfx/layers/opengl/MacIOSurfaceTextureClientOGL.cpp @@ -0,0 +1,120 @@ +/* -*- 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 "MacIOSurfaceTextureClientOGL.h" +#include "mozilla/gfx/MacIOSurface.h" +#include "MacIOSurfaceHelpers.h" +#include "gfxPlatform.h" + +namespace mozilla { +namespace layers { + +using namespace gfx; + +MacIOSurfaceTextureData::MacIOSurfaceTextureData(MacIOSurface* aSurface, + BackendType aBackend) + : mSurface(aSurface), mBackend(aBackend) { + MOZ_ASSERT(mSurface); +} + +MacIOSurfaceTextureData::~MacIOSurfaceTextureData() = default; + +// static +MacIOSurfaceTextureData* MacIOSurfaceTextureData::Create(MacIOSurface* aSurface, + BackendType aBackend) { + MOZ_ASSERT(aSurface); + if (!aSurface) { + return nullptr; + } + return new MacIOSurfaceTextureData(aSurface, aBackend); +} + +MacIOSurfaceTextureData* MacIOSurfaceTextureData::Create(const IntSize& aSize, + SurfaceFormat aFormat, + BackendType aBackend) { + if (aFormat != SurfaceFormat::B8G8R8A8 && + aFormat != SurfaceFormat::B8G8R8X8) { + return nullptr; + } + + RefPtr<MacIOSurface> surf = MacIOSurface::CreateIOSurface( + aSize.width, aSize.height, aFormat == SurfaceFormat::B8G8R8A8); + if (!surf) { + return nullptr; + } + + return Create(surf, aBackend); +} + +bool MacIOSurfaceTextureData::Serialize(SurfaceDescriptor& aOutDescriptor) { + aOutDescriptor = SurfaceDescriptorMacIOSurface(mSurface->GetIOSurfaceID(), + !mSurface->HasAlpha(), + mSurface->GetYUVColorSpace()); + return true; +} + +void MacIOSurfaceTextureData::GetSubDescriptor( + RemoteDecoderVideoSubDescriptor* const aOutDesc) { + *aOutDesc = SurfaceDescriptorMacIOSurface(mSurface->GetIOSurfaceID(), + !mSurface->HasAlpha(), + mSurface->GetYUVColorSpace()); +} + +void MacIOSurfaceTextureData::FillInfo(TextureData::Info& aInfo) const { + aInfo.size = gfx::IntSize(mSurface->GetDevicePixelWidth(), + mSurface->GetDevicePixelHeight()); + aInfo.format = + mSurface->HasAlpha() ? SurfaceFormat::B8G8R8A8 : SurfaceFormat::B8G8R8X8; + aInfo.hasSynchronization = false; + aInfo.supportsMoz2D = true; + aInfo.canExposeMappedData = false; +} + +bool MacIOSurfaceTextureData::Lock(OpenMode) { + mSurface->Lock(false); + return true; +} + +void MacIOSurfaceTextureData::Unlock() { mSurface->Unlock(false); } + +already_AddRefed<DataSourceSurface> MacIOSurfaceTextureData::GetAsSurface() { + RefPtr<SourceSurface> surf = CreateSourceSurfaceFromMacIOSurface(mSurface); + return surf->GetDataSurface(); +} + +already_AddRefed<DrawTarget> MacIOSurfaceTextureData::BorrowDrawTarget() { + MOZ_ASSERT(mBackend != BackendType::NONE); + if (mBackend == BackendType::NONE) { + // shouldn't happen, but degrade gracefully + return nullptr; + } + return Factory::CreateDrawTargetForData( + mBackend, (unsigned char*)mSurface->GetBaseAddress(), + IntSize(mSurface->GetWidth(), mSurface->GetHeight()), + mSurface->GetBytesPerRow(), + mSurface->HasAlpha() ? SurfaceFormat::B8G8R8A8 : SurfaceFormat::B8G8R8X8, + true); +} + +void MacIOSurfaceTextureData::Deallocate(LayersIPCChannel*) { + mSurface = nullptr; +} + +void MacIOSurfaceTextureData::Forget(LayersIPCChannel*) { mSurface = nullptr; } + +bool MacIOSurfaceTextureData::UpdateFromSurface(gfx::SourceSurface* aSurface) { + RefPtr<DrawTarget> dt = BorrowDrawTarget(); + if (!dt) { + return false; + } + + dt->CopySurface(aSurface, IntRect(IntPoint(), aSurface->GetSize()), + IntPoint()); + return true; +} + +} // namespace layers +} // namespace mozilla |