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-rw-r--r--gfx/layers/composite/RemoteTextureHostWrapper.cpp240
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diff --git a/gfx/layers/composite/RemoteTextureHostWrapper.cpp b/gfx/layers/composite/RemoteTextureHostWrapper.cpp
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+++ b/gfx/layers/composite/RemoteTextureHostWrapper.cpp
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+/* -*- 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 "RemoteTextureHostWrapper.h"
+
+#include "mozilla/gfx/gfxVars.h"
+#include "mozilla/layers/AsyncImagePipelineManager.h"
+#include "mozilla/layers/CompositorThread.h"
+#include "mozilla/layers/RemoteTextureMap.h"
+#include "mozilla/layers/WebRenderTextureHost.h"
+#include "mozilla/StaticPrefs_webgl.h"
+#include "mozilla/webrender/RenderTextureHostWrapper.h"
+#include "mozilla/webrender/RenderThread.h"
+
+namespace mozilla::layers {
+
+/* static */
+RefPtr<TextureHost> RemoteTextureHostWrapper::Create(
+ const RemoteTextureId aTextureId, const RemoteTextureOwnerId aOwnerId,
+ const base::ProcessId aForPid, const gfx::IntSize aSize,
+ const TextureFlags aFlags) {
+ RefPtr<TextureHost> textureHost =
+ new RemoteTextureHostWrapper(aTextureId, aOwnerId, aForPid, aSize,
+ aFlags | TextureFlags::REMOTE_TEXTURE);
+ auto externalImageId = AsyncImagePipelineManager::GetNextExternalImageId();
+ textureHost = new WebRenderTextureHost(aFlags, textureHost, externalImageId);
+ return textureHost;
+}
+
+RemoteTextureHostWrapper::RemoteTextureHostWrapper(
+ const RemoteTextureId aTextureId, const RemoteTextureOwnerId aOwnerId,
+ const base::ProcessId aForPid, const gfx::IntSize aSize,
+ const TextureFlags aFlags)
+ : TextureHost(TextureHostType::Unknown, aFlags),
+ mTextureId(aTextureId),
+ mOwnerId(aOwnerId),
+ mForPid(aForPid),
+ mSize(aSize) {
+ MOZ_COUNT_CTOR(RemoteTextureHostWrapper);
+}
+
+RemoteTextureHostWrapper::~RemoteTextureHostWrapper() {
+ MOZ_COUNT_DTOR(RemoteTextureHostWrapper);
+}
+
+bool RemoteTextureHostWrapper::IsValid() {
+ return !!mRemoteTextureForDisplayList;
+}
+
+gfx::YUVColorSpace RemoteTextureHostWrapper::GetYUVColorSpace() const {
+ MOZ_ASSERT(mRemoteTextureForDisplayList, "TextureHost isn't valid yet");
+ if (!mRemoteTextureForDisplayList) {
+ return TextureHost::GetYUVColorSpace();
+ }
+ return mRemoteTextureForDisplayList->GetYUVColorSpace();
+}
+
+gfx::ColorDepth RemoteTextureHostWrapper::GetColorDepth() const {
+ MOZ_ASSERT(mRemoteTextureForDisplayList, "TextureHost isn't valid yet");
+ if (!mRemoteTextureForDisplayList) {
+ return TextureHost::GetColorDepth();
+ }
+ return mRemoteTextureForDisplayList->GetColorDepth();
+}
+
+gfx::ColorRange RemoteTextureHostWrapper::GetColorRange() const {
+ MOZ_ASSERT(mRemoteTextureForDisplayList, "TextureHost isn't valid yet");
+ if (!mRemoteTextureForDisplayList) {
+ return TextureHost::GetColorRange();
+ }
+ return mRemoteTextureForDisplayList->GetColorRange();
+}
+
+gfx::IntSize RemoteTextureHostWrapper::GetSize() const {
+ MOZ_ASSERT(mRemoteTextureForDisplayList, "TextureHost isn't valid yet");
+ if (!mRemoteTextureForDisplayList) {
+ return gfx::IntSize();
+ }
+ return mRemoteTextureForDisplayList->GetSize();
+}
+
+gfx::SurfaceFormat RemoteTextureHostWrapper::GetFormat() const {
+ MOZ_ASSERT(mRemoteTextureForDisplayList, "TextureHost isn't valid yet");
+ if (!mRemoteTextureForDisplayList) {
+ return gfx::SurfaceFormat::UNKNOWN;
+ }
+ return mRemoteTextureForDisplayList->GetFormat();
+}
+
+void RemoteTextureHostWrapper::CreateRenderTexture(
+ const wr::ExternalImageId& aExternalImageId) {
+ MOZ_ASSERT(mExternalImageId.isSome());
+ MOZ_ASSERT(mRemoteTextureForDisplayList);
+ MOZ_ASSERT(mRemoteTextureForDisplayList->mExternalImageId.isSome());
+
+ if (mIsSyncMode) {
+ // sync mode
+ // mRemoteTextureForDisplayList is also used for WebRender rendering.
+ auto wrappedId = mRemoteTextureForDisplayList->mExternalImageId.ref();
+ RefPtr<wr::RenderTextureHost> texture =
+ new wr::RenderTextureHostWrapper(wrappedId);
+ wr::RenderThread::Get()->RegisterExternalImage(mExternalImageId.ref(),
+ texture.forget());
+ } else {
+ // async mode
+ // mRemoteTextureForDisplayList could be previous remote texture's
+ // TextureHost that is compatible to the mTextureId's TextureHost.
+ // mRemoteTextureForDisplayList might not be used WebRender rendering.
+ RefPtr<wr::RenderTextureHost> texture =
+ new wr::RenderTextureHostWrapper(mTextureId, mOwnerId, mForPid);
+ wr::RenderThread::Get()->RegisterExternalImage(mExternalImageId.ref(),
+ texture.forget());
+ }
+}
+
+void RemoteTextureHostWrapper::MaybeDestroyRenderTexture() {
+ if (mExternalImageId.isNothing() || !mRemoteTextureForDisplayList) {
+ // RenderTextureHost was not created
+ return;
+ }
+ TextureHost::DestroyRenderTexture(mExternalImageId.ref());
+}
+
+uint32_t RemoteTextureHostWrapper::NumSubTextures() {
+ if (!mRemoteTextureForDisplayList) {
+ return 0;
+ }
+ return mRemoteTextureForDisplayList->NumSubTextures();
+}
+
+void RemoteTextureHostWrapper::PushResourceUpdates(
+ wr::TransactionBuilder& aResources, ResourceUpdateOp aOp,
+ const Range<wr::ImageKey>& aImageKeys, const wr::ExternalImageId& aExtID) {
+ MOZ_ASSERT(mRemoteTextureForDisplayList, "TextureHost isn't valid yet");
+ if (!mRemoteTextureForDisplayList) {
+ return;
+ }
+ mRemoteTextureForDisplayList->PushResourceUpdates(aResources, aOp, aImageKeys,
+ aExtID);
+}
+
+void RemoteTextureHostWrapper::PushDisplayItems(
+ wr::DisplayListBuilder& aBuilder, const wr::LayoutRect& aBounds,
+ const wr::LayoutRect& aClip, wr::ImageRendering aFilter,
+ const Range<wr::ImageKey>& aImageKeys, PushDisplayItemFlagSet aFlags) {
+ MOZ_ASSERT(mRemoteTextureForDisplayList, "TextureHost isn't valid yet");
+ MOZ_ASSERT(aImageKeys.length() > 0);
+ if (!mRemoteTextureForDisplayList) {
+ return;
+ }
+ mRemoteTextureForDisplayList->PushDisplayItems(aBuilder, aBounds, aClip,
+ aFilter, aImageKeys, aFlags);
+}
+
+bool RemoteTextureHostWrapper::SupportsExternalCompositing(
+ WebRenderBackend aBackend) {
+ if (!mRemoteTextureForDisplayList) {
+ return false;
+ }
+ return mRemoteTextureForDisplayList->SupportsExternalCompositing(aBackend);
+}
+
+void RemoteTextureHostWrapper::UnbindTextureSource() {}
+
+void RemoteTextureHostWrapper::NotifyNotUsed() {
+ if (mRemoteTextureForDisplayList) {
+ // Release mRemoteTextureForDisplayList.
+ RemoteTextureMap::Get()->ReleaseRemoteTextureHostForDisplayList(this);
+ }
+ MOZ_ASSERT(!mRemoteTextureForDisplayList);
+
+ RemoteTextureMap::Get()->UnregisterRemoteTextureHostWrapper(
+ mTextureId, mOwnerId, mForPid);
+}
+
+TextureHostType RemoteTextureHostWrapper::GetTextureHostType() {
+ if (!mRemoteTextureForDisplayList) {
+ return TextureHostType::Unknown;
+ }
+ return mRemoteTextureForDisplayList->GetTextureHostType();
+}
+
+bool RemoteTextureHostWrapper::IsReadyForRendering() {
+ return !!mRemoteTextureForDisplayList;
+}
+
+void RemoteTextureHostWrapper::ApplyTextureFlagsToRemoteTexture() {
+ if (!mRemoteTextureForDisplayList) {
+ return;
+ }
+ mRemoteTextureForDisplayList->SetFlags(mFlags |
+ TextureFlags::DEALLOCATE_CLIENT);
+}
+
+TextureHost* RemoteTextureHostWrapper::GetRemoteTextureHostForDisplayList(
+ const MonitorAutoLock& aProofOfLock) {
+ MOZ_ASSERT(CompositorThreadHolder::IsInCompositorThread());
+ return mRemoteTextureForDisplayList;
+}
+
+void RemoteTextureHostWrapper::SetRemoteTextureHostForDisplayList(
+ const MonitorAutoLock& aProofOfLock, TextureHost* aTextureHost,
+ bool aIsSyncMode) {
+ MOZ_ASSERT(CompositorThreadHolder::IsInCompositorThread());
+ mRemoteTextureForDisplayList = aTextureHost;
+ mIsSyncMode = aIsSyncMode;
+}
+
+void RemoteTextureHostWrapper::ClearRemoteTextureHostForDisplayList(
+ const MonitorAutoLock& aProofOfLoc) {
+ MOZ_ASSERT(CompositorThreadHolder::IsInCompositorThread());
+ mRemoteTextureForDisplayList = nullptr;
+}
+
+bool RemoteTextureHostWrapper::IsWrappingSurfaceTextureHost() {
+ if (!mRemoteTextureForDisplayList) {
+ return false;
+ }
+ return mRemoteTextureForDisplayList->IsWrappingSurfaceTextureHost();
+}
+
+bool RemoteTextureHostWrapper::NeedsDeferredDeletion() const {
+ if (!mRemoteTextureForDisplayList) {
+ return true;
+ }
+ return mRemoteTextureForDisplayList->NeedsDeferredDeletion();
+}
+
+AndroidHardwareBuffer* RemoteTextureHostWrapper::GetAndroidHardwareBuffer()
+ const {
+ if (!mRemoteTextureForDisplayList) {
+ return nullptr;
+ }
+ return mRemoteTextureForDisplayList->GetAndroidHardwareBuffer();
+}
+
+} // namespace mozilla::layers