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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/renderer_host/embedded_frame_sink_provider_impl.h"
#include <utility>
#include "base/functional/bind.h"
#include "components/viz/host/host_frame_sink_manager.h"
#include "content/browser/renderer_host/embedded_frame_sink_impl.h"
namespace content {
EmbeddedFrameSinkProviderImpl::EmbeddedFrameSinkProviderImpl(
viz::HostFrameSinkManager* host_frame_sink_manager,
uint32_t renderer_client_id)
: host_frame_sink_manager_(host_frame_sink_manager),
renderer_client_id_(renderer_client_id) {
DCHECK(host_frame_sink_manager);
}
EmbeddedFrameSinkProviderImpl::~EmbeddedFrameSinkProviderImpl() = default;
void EmbeddedFrameSinkProviderImpl::Add(
mojo::PendingReceiver<blink::mojom::EmbeddedFrameSinkProvider> receiver) {
receivers_.Add(this, std::move(receiver));
}
void EmbeddedFrameSinkProviderImpl::RegisterEmbeddedFrameSink(
const viz::FrameSinkId& parent_frame_sink_id,
const viz::FrameSinkId& frame_sink_id,
mojo::PendingRemote<blink::mojom::EmbeddedFrameSinkClient> client) {
// TODO(kylechar): Kill the renderer too.
if (parent_frame_sink_id.client_id() != renderer_client_id_) {
DLOG(ERROR) << "Invalid parent client id " << parent_frame_sink_id;
return;
}
if (frame_sink_id.client_id() != renderer_client_id_) {
DLOG(ERROR) << "Invalid client id " << frame_sink_id;
return;
}
if (frame_sink_id.sink_id() <=
uint32_t{std::numeric_limits<int32_t>::max()}) {
receivers_.ReportBadMessage("Sink ID out of range");
return;
}
auto destroy_callback =
base::BindOnce(&EmbeddedFrameSinkProviderImpl::DestroyEmbeddedFrameSink,
base::Unretained(this), frame_sink_id);
frame_sink_map_[frame_sink_id] = std::make_unique<EmbeddedFrameSinkImpl>(
host_frame_sink_manager_, parent_frame_sink_id, frame_sink_id,
std::move(client), std::move(destroy_callback));
}
void EmbeddedFrameSinkProviderImpl::RegisterEmbeddedFrameSinkBundle(
const viz::FrameSinkBundleId& bundle_id,
mojo::PendingReceiver<viz::mojom::FrameSinkBundle> receiver,
mojo::PendingRemote<viz::mojom::FrameSinkBundleClient> client) {
host_frame_sink_manager_->CreateFrameSinkBundle(
bundle_id, std::move(receiver), std::move(client));
}
void EmbeddedFrameSinkProviderImpl::CreateCompositorFrameSink(
const viz::FrameSinkId& frame_sink_id,
mojo::PendingRemote<viz::mojom::CompositorFrameSinkClient> client,
mojo::PendingReceiver<viz::mojom::CompositorFrameSink> receiver) {
if (frame_sink_id.client_id() != renderer_client_id_) {
receivers_.ReportBadMessage("Invalid client ID");
return;
}
auto iter = frame_sink_map_.find(frame_sink_id);
if (iter == frame_sink_map_.end()) {
DLOG(ERROR) << "No EmbeddedFrameSinkImpl for " << frame_sink_id;
return;
}
iter->second->CreateCompositorFrameSink(std::move(client),
std::move(receiver));
}
void EmbeddedFrameSinkProviderImpl::CreateBundledCompositorFrameSink(
const viz::FrameSinkId& frame_sink_id,
const viz::FrameSinkBundleId& bundle_id,
mojo::PendingRemote<viz::mojom::CompositorFrameSinkClient> client,
mojo::PendingReceiver<viz::mojom::CompositorFrameSink> receiver) {
if (frame_sink_id.client_id() != renderer_client_id_) {
receivers_.ReportBadMessage("Invalid client ID");
return;
}
auto iter = frame_sink_map_.find(frame_sink_id);
if (iter == frame_sink_map_.end()) {
DLOG(ERROR) << "No EmbeddedFrameSinkImpl for " << frame_sink_id;
return;
}
iter->second->CreateBundledCompositorFrameSink(bundle_id, std::move(client),
std::move(receiver));
}
void EmbeddedFrameSinkProviderImpl::CreateSimpleCompositorFrameSink(
const viz::FrameSinkId& parent_frame_sink_id,
const viz::FrameSinkId& frame_sink_id,
mojo::PendingRemote<blink::mojom::EmbeddedFrameSinkClient>
embedded_frame_sink_client,
mojo::PendingRemote<viz::mojom::CompositorFrameSinkClient>
compositor_frame_sink_client,
mojo::PendingReceiver<viz::mojom::CompositorFrameSink>
compositor_frame_sink_receiver) {
RegisterEmbeddedFrameSink(parent_frame_sink_id, frame_sink_id,
std::move(embedded_frame_sink_client));
CreateCompositorFrameSink(frame_sink_id,
std::move(compositor_frame_sink_client),
std::move(compositor_frame_sink_receiver));
}
void EmbeddedFrameSinkProviderImpl::ConnectToEmbedder(
const viz::FrameSinkId& child_frame_sink_id,
mojo::PendingReceiver<blink::mojom::SurfaceEmbedder>
surface_embedder_receiver) {
// TODO(kylechar): Kill the renderer too.
if (child_frame_sink_id.client_id() != renderer_client_id_) {
DLOG(ERROR) << "Invalid client id " << child_frame_sink_id;
return;
}
auto iter = frame_sink_map_.find(child_frame_sink_id);
if (iter == frame_sink_map_.end()) {
DLOG(ERROR) << "No EmbeddedFrameSinkImpl for " << child_frame_sink_id;
return;
}
iter->second->ConnectToEmbedder(std::move(surface_embedder_receiver));
}
void EmbeddedFrameSinkProviderImpl::DestroyEmbeddedFrameSink(
viz::FrameSinkId frame_sink_id) {
frame_sink_map_.erase(frame_sink_id);
}
void EmbeddedFrameSinkProviderImpl::RegisterFrameSinkHierarchy(
const viz::FrameSinkId& frame_sink_id) {
auto iter = frame_sink_map_.find(frame_sink_id);
if (iter == frame_sink_map_.end()) {
DLOG(ERROR) << "No EmbeddedFrameSinkImpl for " << frame_sink_id;
return;
}
iter->second->RegisterFrameSinkHierarchy();
}
void EmbeddedFrameSinkProviderImpl::UnregisterFrameSinkHierarchy(
const viz::FrameSinkId& frame_sink_id) {
auto iter = frame_sink_map_.find(frame_sink_id);
if (iter == frame_sink_map_.end()) {
DLOG(ERROR) << "No EmbeddedFrameSinkImpl for " << frame_sink_id;
return;
}
iter->second->UnregisterFrameSinkHierarchy();
}
} // namespace content
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