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renderer_blink_platform_impl.cc
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renderer_blink_platform_impl.cc
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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/renderer/renderer_blink_platform_impl.h"
#include <algorithm>
#include <memory>
#include <utility>
#include <vector>
#include "base/bind.h"
#include "base/command_line.h"
#include "base/feature_list.h"
#include "base/files/file_path.h"
#include "base/guid.h"
#include "base/lazy_instance.h"
#include "base/location.h"
#include "base/logging.h"
#include "base/metrics/histogram_macros.h"
#include "base/numerics/safe_conversions.h"
#include "base/single_thread_task_runner.h"
#include "base/strings/pattern.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/sys_string_conversions.h"
#include "base/strings/utf_string_conversions.h"
#include "base/task/post_task.h"
#include "base/task/thread_pool.h"
#include "base/threading/thread_task_runner_handle.h"
#include "base/time/time.h"
#include "build/build_config.h"
#include "components/url_formatter/url_formatter.h"
#include "content/child/child_process.h"
#include "content/common/android/sync_compositor_statics.h"
#include "content/common/content_constants_internal.h"
#include "content/public/common/content_features.h"
#include "content/public/common/content_switches.h"
#include "content/public/common/gpu_stream_constants.h"
#include "content/public/common/origin_util.h"
#include "content/public/common/url_utils.h"
#include "content/public/common/webplugininfo.h"
#include "content/public/renderer/content_renderer_client.h"
#include "content/public/renderer/render_frame.h"
#include "content/renderer/media/audio_decoder.h"
#include "content/renderer/media/batching_media_log.h"
#include "content/renderer/media/inspector_media_event_handler.h"
#include "content/renderer/media/render_media_event_handler.h"
#include "content/renderer/media/renderer_webaudiodevice_impl.h"
#include "content/renderer/render_frame_impl.h"
#include "content/renderer/render_thread_impl.h"
#include "content/renderer/service_worker/controller_service_worker_connector.h"
#include "content/renderer/service_worker/service_worker_subresource_loader.h"
#include "content/renderer/storage_util.h"
#include "content/renderer/v8_value_converter_impl.h"
#include "content/renderer/variations_render_thread_observer.h"
#include "content/renderer/webgraphicscontext3d_provider_impl.h"
#include "content/renderer/worker/dedicated_worker_host_factory_client.h"
#include "content/renderer/worker/worker_thread_registry.h"
#include "device/gamepad/public/cpp/gamepads.h"
#include "gpu/command_buffer/client/gles2_interface.h"
#include "gpu/config/gpu_finch_features.h"
#include "gpu/config/gpu_info.h"
#include "gpu/ipc/client/gpu_channel_host.h"
#include "media/audio/audio_output_device.h"
#include "media/base/media_permission.h"
#include "media/base/media_switches.h"
#include "media/filters/stream_parser_factory.h"
#include "media/video/gpu_video_accelerator_factories.h"
#include "media/webrtc/webrtc_switches.h"
#include "mojo/public/cpp/base/big_buffer.h"
#include "mojo/public/cpp/system/platform_handle.h"
#include "ppapi/buildflags/buildflags.h"
#include "services/network/public/cpp/features.h"
#include "services/network/public/cpp/shared_url_loader_factory.h"
#include "services/network/public/cpp/wrapper_shared_url_loader_factory.h"
#include "services/service_manager/public/cpp/interface_provider.h"
#include "services/viz/public/cpp/gpu/context_provider_command_buffer.h"
#include "storage/common/database/database_identifier.h"
#include "third_party/blink/public/common/features.h"
#include "third_party/blink/public/common/origin_trials/trial_token_validator.h"
#include "third_party/blink/public/common/security/protocol_handler_security_level.h"
#include "third_party/blink/public/common/thread_safe_browser_interface_broker_proxy.h"
#include "third_party/blink/public/mojom/indexeddb/indexeddb.mojom.h"
#include "third_party/blink/public/mojom/service_worker/service_worker_provider.mojom.h"
#include "third_party/blink/public/platform/blame_context.h"
#include "third_party/blink/public/platform/file_path_conversion.h"
#include "third_party/blink/public/platform/modules/video_capture/web_video_capture_impl_manager.h"
#include "third_party/blink/public/platform/scheduler/web_thread_scheduler.h"
#include "third_party/blink/public/platform/url_conversion.h"
#include "third_party/blink/public/platform/web_audio_latency_hint.h"
#include "third_party/blink/public/platform/web_code_cache_loader.h"
#include "third_party/blink/public/platform/web_security_origin.h"
#include "third_party/blink/public/platform/web_theme_engine.h"
#include "third_party/blink/public/platform/web_url.h"
#include "third_party/blink/public/platform/web_url_loader_factory.h"
#include "third_party/blink/public/platform/web_url_request.h"
#include "third_party/blink/public/platform/web_v8_value_converter.h"
#include "third_party/blink/public/platform/web_vector.h"
#include "third_party/blink/public/web/modules/media/audio/web_audio_device_factory.h"
#include "third_party/blink/public/web/web_local_frame.h"
#include "third_party/blink/public/web/web_media_inspector.h"
#include "third_party/sqlite/sqlite3.h"
#include "ui/base/ui_base_switches.h"
#include "ui/gl/buildflags.h"
#include "url/gurl.h"
#if defined(OS_MAC)
#include "content/child/child_process_sandbox_support_impl_mac.h"
#elif defined(OS_LINUX) || defined(OS_CHROMEOS)
#include "content/child/child_process_sandbox_support_impl_linux.h"
#endif
#if defined(OS_POSIX)
#include "base/file_descriptor_posix.h"
#endif
#if defined(OS_WIN)
#include "base/win/windows_version.h"
#endif
using blink::Platform;
using blink::WebAudioDevice;
using blink::WebAudioLatencyHint;
using blink::WebMediaStreamTrack;
using blink::WebString;
using blink::WebURL;
using blink::WebVector;
namespace content {
namespace {
// TODO(https://crbug.com/787252): Move this method and its callers to Blink.
media::AudioParameters GetAudioHardwareParams() {
blink::WebLocalFrame* const web_frame =
blink::WebLocalFrame::FrameForCurrentContext();
RenderFrame* const render_frame = RenderFrame::FromWebFrame(web_frame);
if (!render_frame)
return media::AudioParameters::UnavailableDeviceParams();
return blink::WebAudioDeviceFactory::GetOutputDeviceInfo(
render_frame->GetWebFrame()->GetLocalFrameToken(),
media::AudioSinkParameters())
.output_params();
}
gpu::ContextType ToGpuContextType(blink::Platform::ContextType type) {
switch (type) {
case blink::Platform::kWebGL1ContextType:
return gpu::CONTEXT_TYPE_WEBGL1;
case blink::Platform::kWebGL2ContextType:
return gpu::CONTEXT_TYPE_WEBGL2;
case blink::Platform::kGLES2ContextType:
return gpu::CONTEXT_TYPE_OPENGLES2;
case blink::Platform::kGLES3ContextType:
return gpu::CONTEXT_TYPE_OPENGLES3;
case blink::Platform::kWebGPUContextType:
return gpu::CONTEXT_TYPE_WEBGPU;
}
NOTREACHED();
return gpu::CONTEXT_TYPE_OPENGLES2;
}
} // namespace
//------------------------------------------------------------------------------
RendererBlinkPlatformImpl::RendererBlinkPlatformImpl(
blink::scheduler::WebThreadScheduler* main_thread_scheduler)
: BlinkPlatformImpl(RenderThreadImpl::current()
? RenderThreadImpl::current()->GetIOTaskRunner()
: nullptr),
sudden_termination_disables_(0),
is_locked_to_site_(false),
main_thread_scheduler_(main_thread_scheduler) {
// RenderThread may not exist in some tests.
if (RenderThreadImpl::current()) {
#if defined(OS_LINUX) || defined(OS_CHROMEOS)
mojo::PendingRemote<font_service::mojom::FontService> font_service;
RenderThreadImpl::current()->BindHostReceiver(
font_service.InitWithNewPipeAndPassReceiver());
font_loader_ =
sk_make_sp<font_service::FontLoader>(std::move(font_service));
SkFontConfigInterface::SetGlobal(font_loader_);
#endif
}
#if defined(OS_LINUX) || defined(OS_CHROMEOS) || defined(OS_MAC)
if (sandboxEnabled()) {
#if defined(OS_MAC)
sandbox_support_ = std::make_unique<WebSandboxSupportMac>();
#else
sandbox_support_ = std::make_unique<WebSandboxSupportLinux>(font_loader_);
#endif
} else {
DVLOG(1) << "Disabling sandbox support for testing.";
}
#endif
top_level_blame_context_.Initialize();
main_thread_scheduler_->SetTopLevelBlameContext(&top_level_blame_context_);
GetBrowserInterfaceBroker()->GetInterface(
code_cache_host_remote_.InitWithNewPipeAndPassReceiver());
}
RendererBlinkPlatformImpl::~RendererBlinkPlatformImpl() {
main_thread_scheduler_->SetTopLevelBlameContext(nullptr);
}
void RendererBlinkPlatformImpl::Shutdown() {}
//------------------------------------------------------------------------------
std::unique_ptr<blink::WebURLLoaderFactory>
RendererBlinkPlatformImpl::WrapURLLoaderFactory(
blink::CrossVariantMojoRemote<network::mojom::URLLoaderFactoryInterfaceBase>
url_loader_factory) {
std::vector<std::string> cors_exempt_header_list =
RenderThreadImpl::current()->cors_exempt_header_list();
blink::WebVector<blink::WebString> web_cors_exempt_header_list(
cors_exempt_header_list.size());
std::transform(cors_exempt_header_list.begin(), cors_exempt_header_list.end(),
web_cors_exempt_header_list.begin(), [](const std::string& h) {
return blink::WebString::FromLatin1(h);
});
return std::make_unique<blink::WebURLLoaderFactory>(
base::MakeRefCounted<network::WrapperSharedURLLoaderFactory>(
mojo::PendingRemote<network::mojom::URLLoaderFactory>(
std::move(url_loader_factory))),
web_cors_exempt_header_list,
/*terminate_sync_load_event=*/nullptr);
}
std::unique_ptr<blink::WebURLLoaderFactory>
RendererBlinkPlatformImpl::WrapSharedURLLoaderFactory(
scoped_refptr<network::SharedURLLoaderFactory> factory) {
std::vector<std::string> cors_exempt_header_list =
RenderThreadImpl::current()->cors_exempt_header_list();
blink::WebVector<blink::WebString> web_cors_exempt_header_list(
cors_exempt_header_list.size());
std::transform(cors_exempt_header_list.begin(), cors_exempt_header_list.end(),
web_cors_exempt_header_list.begin(), [](const std::string& h) {
return blink::WebString::FromLatin1(h);
});
return std::make_unique<blink::WebURLLoaderFactory>(
std::move(factory), web_cors_exempt_header_list,
/*terminate_sync_load_event=*/nullptr);
}
#if defined(OS_LINUX) || defined(OS_CHROMEOS)
void RendererBlinkPlatformImpl::SetDisplayThreadPriority(
base::PlatformThreadId thread_id) {
if (RenderThreadImpl* render_thread = RenderThreadImpl::current()) {
render_thread->render_message_filter()->SetThreadPriority(
thread_id, base::ThreadPriority::DISPLAY);
}
}
#endif
blink::BlameContext* RendererBlinkPlatformImpl::GetTopLevelBlameContext() {
return &top_level_blame_context_;
}
blink::WebSandboxSupport* RendererBlinkPlatformImpl::GetSandboxSupport() {
#if defined(OS_LINUX) || defined(OS_CHROMEOS) || defined(OS_MAC)
return sandbox_support_.get();
#else
// These platforms do not require sandbox support.
return nullptr;
#endif
}
bool RendererBlinkPlatformImpl::sandboxEnabled() {
// As explained in Platform.h, this function is used to decide
// whether to allow file system operations to come out of WebKit or not.
// Even if the sandbox is disabled, there's no reason why the code should
// act any differently...unless we're in single process mode. In which
// case, we have no other choice. Platform.h discourages using
// this switch unless absolutely necessary, so hopefully we won't end up
// with too many code paths being different in single-process mode.
return !base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kSingleProcess);
}
uint64_t RendererBlinkPlatformImpl::VisitedLinkHash(const char* canonical_url,
size_t length) {
return GetContentClient()->renderer()->VisitedLinkHash(canonical_url, length);
}
bool RendererBlinkPlatformImpl::IsLinkVisited(uint64_t link_hash) {
return GetContentClient()->renderer()->IsLinkVisited(link_hash);
}
blink::WebString RendererBlinkPlatformImpl::UserAgent() {
auto* render_thread = RenderThreadImpl::current();
// RenderThreadImpl is null in some tests.
if (!render_thread)
return WebString();
return render_thread->GetUserAgent();
}
blink::UserAgentMetadata RendererBlinkPlatformImpl::UserAgentMetadata() {
auto* render_thread = RenderThreadImpl::current();
// RenderThreadImpl is null in some tests.
if (!render_thread)
return blink::UserAgentMetadata();
return render_thread->GetUserAgentMetadata();
}
void RendererBlinkPlatformImpl::CacheMetadata(
blink::mojom::CodeCacheType cache_type,
const blink::WebURL& url,
base::Time response_time,
const uint8_t* data,
size_t size) {
// The browser-side GeneratedCodeCache ignores writes over 2GB.
if (size > std::numeric_limits<int32_t>::max())
return;
// Let the browser know we generated cacheable metadata for this resource.
// The browser may cache it and return it on subsequent responses to speed
// the processing of this resource.
GetCodeCacheHost().DidGenerateCacheableMetadata(
cache_type, url, response_time,
mojo_base::BigBuffer(base::make_span(data, size)));
}
void RendererBlinkPlatformImpl::FetchCachedCode(
blink::mojom::CodeCacheType cache_type,
const blink::WebURL& url,
FetchCachedCodeCallback callback) {
GetCodeCacheHost().FetchCachedCode(
cache_type, url,
base::BindOnce(
[](FetchCachedCodeCallback callback, base::Time time,
mojo_base::BigBuffer data) {
std::move(callback).Run(time, std::move(data));
},
std::move(callback)));
}
void RendererBlinkPlatformImpl::ClearCodeCacheEntry(
blink::mojom::CodeCacheType cache_type,
const GURL& url) {
GetCodeCacheHost().ClearCodeCacheEntry(cache_type, url);
}
bool RendererBlinkPlatformImpl::IsRedirectSafe(const GURL& from_url,
const GURL& to_url) {
return IsSafeRedirectTarget(from_url, to_url) &&
(!GetContentClient()->renderer() || // null in unit tests.
GetContentClient()->renderer()->IsSafeRedirectTarget(to_url));
}
blink::WebResourceRequestSenderDelegate*
RendererBlinkPlatformImpl::GetResourceRequestSenderDelegate() {
auto* render_thread = RenderThreadImpl::current();
// RenderThreadImpl is null in some tests.
if (!render_thread)
return nullptr;
return render_thread->GetResourceRequestSenderDelegate();
}
void RendererBlinkPlatformImpl::AppendVariationsThrottles(
const url::Origin& top_origin,
std::vector<std::unique_ptr<blink::URLLoaderThrottle>>* throttles) {
VariationsRenderThreadObserver::AppendThrottleIfNeeded(top_origin, throttles);
}
std::unique_ptr<blink::URLLoaderThrottleProvider>
RendererBlinkPlatformImpl::CreateURLLoaderThrottleProviderForWorker(
blink::URLLoaderThrottleProviderType provider_type) {
return GetContentClient()->renderer()->CreateURLLoaderThrottleProvider(
blink::URLLoaderThrottleProviderType::kWorker);
}
std::unique_ptr<blink::WebSocketHandshakeThrottleProvider>
RendererBlinkPlatformImpl::CreateWebSocketHandshakeThrottleProvider() {
return GetContentClient()
->renderer()
->CreateWebSocketHandshakeThrottleProvider();
}
void RendererBlinkPlatformImpl::CacheMetadataInCacheStorage(
const blink::WebURL& url,
base::Time response_time,
const uint8_t* data,
size_t size,
const blink::WebSecurityOrigin& cacheStorageOrigin,
const blink::WebString& cacheStorageCacheName) {
// Let the browser know we generated cacheable metadata for this resource in
// CacheStorage. The browser may cache it and return it on subsequent
// responses to speed the processing of this resource.
GetCodeCacheHost().DidGenerateCacheableMetadataInCacheStorage(
url, response_time, mojo_base::BigBuffer(base::make_span(data, size)),
cacheStorageOrigin, cacheStorageCacheName.Utf8());
}
WebString RendererBlinkPlatformImpl::DefaultLocale() {
return WebString::FromASCII(RenderThread::Get()->GetLocale());
}
void RendererBlinkPlatformImpl::SuddenTerminationChanged(bool enabled) {
if (enabled) {
// We should not get more enables than disables, but we want it to be a
// non-fatal error if it does happen.
DCHECK_GT(sudden_termination_disables_, 0);
sudden_termination_disables_ =
std::max(sudden_termination_disables_ - 1, 0);
if (sudden_termination_disables_ != 0)
return;
} else {
sudden_termination_disables_++;
if (sudden_termination_disables_ != 1)
return;
}
RenderThreadImpl* thread = RenderThreadImpl::current();
if (thread) // NULL in unittests.
thread->GetRendererHost()->SuddenTerminationChanged(enabled);
}
//------------------------------------------------------------------------------
WebString RendererBlinkPlatformImpl::FileSystemCreateOriginIdentifier(
const blink::WebSecurityOrigin& origin) {
return WebString::FromUTF8(
storage::GetIdentifierFromOrigin(WebSecurityOriginToGURL(origin)));
}
//------------------------------------------------------------------------------
WebString RendererBlinkPlatformImpl::DatabaseCreateOriginIdentifier(
const blink::WebSecurityOrigin& origin) {
return WebString::FromUTF8(
storage::GetIdentifierFromOrigin(WebSecurityOriginToGURL(origin)));
}
viz::FrameSinkId RendererBlinkPlatformImpl::GenerateFrameSinkId() {
return viz::FrameSinkId(RenderThread::Get()->GetClientId(),
RenderThread::Get()->GenerateRoutingID());
}
bool RendererBlinkPlatformImpl::IsLockedToSite() const {
return is_locked_to_site_;
}
void RendererBlinkPlatformImpl::SetIsLockedToSite() {
is_locked_to_site_ = true;
}
bool RendererBlinkPlatformImpl::IsGpuCompositingDisabled() const {
DCHECK_CALLED_ON_VALID_THREAD(main_thread_checker_);
RenderThreadImpl* thread = RenderThreadImpl::current();
// |thread| can be NULL in tests.
return !thread || thread->IsGpuCompositingDisabled();
}
#if defined(OS_ANDROID)
bool RendererBlinkPlatformImpl::
IsSynchronousCompositingEnabledForAndroidWebView() {
return GetContentClient()->UsingSynchronousCompositing();
}
bool RendererBlinkPlatformImpl::
IsZeroCopySynchronousSwDrawEnabledForAndroidWebView() {
return base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kSingleProcess);
}
SkCanvas*
RendererBlinkPlatformImpl::SynchronousCompositorGetSkCanvasForAndroidWebView() {
return content::SynchronousCompositorGetSkCanvas();
}
#endif
bool RendererBlinkPlatformImpl::IsUseZoomForDSFEnabled() {
RenderThread* thread = RenderThread::Get();
return thread ? thread->IsUseZoomForDSF() : true;
}
bool RendererBlinkPlatformImpl::IsLcdTextEnabled() {
RenderThreadImpl* thread = RenderThreadImpl::current();
return thread ? thread->IsLcdTextEnabled() : false;
}
bool RendererBlinkPlatformImpl::IsElasticOverscrollEnabled() {
RenderThreadImpl* thread = RenderThreadImpl::current();
return thread ? thread->IsElasticOverscrollEnabled() : false;
}
bool RendererBlinkPlatformImpl::IsScrollAnimatorEnabled() {
RenderThreadImpl* thread = RenderThreadImpl::current();
return thread ? thread->IsScrollAnimatorEnabled() : false;
}
cc::TaskGraphRunner* RendererBlinkPlatformImpl::GetTaskGraphRunner() {
RenderThreadImpl* thread = RenderThreadImpl::current();
return thread ? thread->GetTaskGraphRunner() : nullptr;
}
gfx::RenderingPipeline* RendererBlinkPlatformImpl::GetMainThreadPipeline() {
RenderThreadImpl* thread = RenderThreadImpl::current();
return thread ? thread->GetMainThreadPipeline() : nullptr;
}
gfx::RenderingPipeline*
RendererBlinkPlatformImpl::GetCompositorThreadPipeline() {
RenderThreadImpl* thread = RenderThreadImpl::current();
return thread ? thread->GetCompositorThreadPipeline() : nullptr;
}
bool RendererBlinkPlatformImpl::IsThreadedAnimationEnabled() {
RenderThreadImpl* thread = RenderThreadImpl::current();
return thread ? thread->IsThreadedAnimationEnabled() : true;
}
double RendererBlinkPlatformImpl::AudioHardwareSampleRate() {
return GetAudioHardwareParams().sample_rate();
}
size_t RendererBlinkPlatformImpl::AudioHardwareBufferSize() {
return GetAudioHardwareParams().frames_per_buffer();
}
unsigned RendererBlinkPlatformImpl::AudioHardwareOutputChannels() {
return GetAudioHardwareParams().channels();
}
base::TimeDelta RendererBlinkPlatformImpl::GetHungRendererDelay() {
return kHungRendererDelay;
}
std::unique_ptr<WebAudioDevice> RendererBlinkPlatformImpl::CreateAudioDevice(
unsigned input_channels,
unsigned channels,
const blink::WebAudioLatencyHint& latency_hint,
WebAudioDevice::RenderCallback* callback,
const blink::WebString& input_device_id) {
// The |channels| does not exactly identify the channel layout of the
// device. The switch statement below assigns a best guess to the channel
// layout based on number of channels.
media::ChannelLayout layout = media::GuessChannelLayout(channels);
if (layout == media::CHANNEL_LAYOUT_UNSUPPORTED)
layout = media::CHANNEL_LAYOUT_DISCRETE;
return RendererWebAudioDeviceImpl::Create(
layout, channels, latency_hint, callback,
/*session_id=*/base::UnguessableToken());
}
bool RendererBlinkPlatformImpl::DecodeAudioFileData(
blink::WebAudioBus* destination_bus,
const char* audio_file_data,
size_t data_size) {
return content::DecodeAudioFileData(destination_bus, audio_file_data,
data_size);
}
//------------------------------------------------------------------------------
scoped_refptr<media::AudioCapturerSource>
RendererBlinkPlatformImpl::NewAudioCapturerSource(
blink::WebLocalFrame* web_frame,
const media::AudioSourceParameters& params) {
return blink::WebAudioDeviceFactory::NewAudioCapturerSource(
web_frame->GetLocalFrameToken(), params);
}
scoped_refptr<viz::RasterContextProvider>
RendererBlinkPlatformImpl::SharedMainThreadContextProvider() {
return RenderThreadImpl::current()->SharedMainThreadContextProvider();
}
scoped_refptr<viz::RasterContextProvider>
RendererBlinkPlatformImpl::SharedCompositorWorkerContextProvider() {
return RenderThreadImpl::current()->SharedCompositorWorkerContextProvider(
/*try_gpu_rasterization=*/true);
}
scoped_refptr<gpu::GpuChannelHost>
RendererBlinkPlatformImpl::EstablishGpuChannelSync() {
return RenderThreadImpl::current()->EstablishGpuChannelSync();
}
bool RendererBlinkPlatformImpl::RTCSmoothnessAlgorithmEnabled() {
return !base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kDisableRTCSmoothnessAlgorithm);
}
//------------------------------------------------------------------------------
absl::optional<double>
RendererBlinkPlatformImpl::GetWebRtcMaxCaptureFrameRate() {
const std::string max_fps_str =
base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
switches::kWebRtcMaxCaptureFramerate);
if (!max_fps_str.empty()) {
double value;
if (base::StringToDouble(max_fps_str, &value) && value >= 0.0)
return value;
}
return absl::nullopt;
}
scoped_refptr<media::AudioRendererSink>
RendererBlinkPlatformImpl::NewAudioRendererSink(
blink::WebAudioDeviceSourceType source_type,
blink::WebLocalFrame* web_frame,
const media::AudioSinkParameters& params) {
return blink::WebAudioDeviceFactory::NewAudioRendererSink(
source_type, web_frame->GetLocalFrameToken(), params);
}
media::AudioLatency::LatencyType
RendererBlinkPlatformImpl::GetAudioSourceLatencyType(
blink::WebAudioDeviceSourceType source_type) {
return blink::WebAudioDeviceFactory::GetSourceLatencyType(source_type);
}
absl::optional<std::string>
RendererBlinkPlatformImpl::GetWebRTCAudioProcessingConfiguration() {
return GetContentClient()
->renderer()
->WebRTCPlatformSpecificAudioProcessingConfiguration();
}
bool RendererBlinkPlatformImpl::ShouldEnforceWebRTCRoutingPreferences() {
return GetContentClient()
->renderer()
->ShouldEnforceWebRTCRoutingPreferences();
}
bool RendererBlinkPlatformImpl::UsesFakeCodecForPeerConnection() {
return base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kUseFakeCodecForPeerConnection);
}
bool RendererBlinkPlatformImpl::IsWebRtcEncryptionEnabled() {
return !base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kDisableWebRtcEncryption);
}
bool RendererBlinkPlatformImpl::IsWebRtcStunOriginEnabled() {
return base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kEnableWebRtcStunOrigin);
}
media::MediaPermission* RendererBlinkPlatformImpl::GetWebRTCMediaPermission(
blink::WebLocalFrame* web_frame) {
DCHECK(ShouldEnforceWebRTCRoutingPreferences());
media::MediaPermission* media_permission = nullptr;
RenderFrameImpl* render_frame = RenderFrameImpl::FromWebFrame(web_frame);
if (render_frame)
media_permission = render_frame->GetMediaPermission();
DCHECK(media_permission);
return media_permission;
}
void RendererBlinkPlatformImpl::GetWebRTCRendererPreferences(
blink::WebLocalFrame* web_frame,
blink::WebString* ip_handling_policy,
uint16_t* udp_min_port,
uint16_t* udp_max_port,
bool* allow_mdns_obfuscation) {
DCHECK(ip_handling_policy);
DCHECK(udp_min_port);
DCHECK(udp_max_port);
DCHECK(allow_mdns_obfuscation);
auto* render_frame = RenderFrameImpl::FromWebFrame(web_frame);
if (!render_frame)
return;
*ip_handling_policy = blink::WebString::FromUTF8(
render_frame->GetRendererPreferences().webrtc_ip_handling_policy);
*udp_min_port = render_frame->GetRendererPreferences().webrtc_udp_min_port;
*udp_max_port = render_frame->GetRendererPreferences().webrtc_udp_max_port;
const std::vector<std::string>& allowed_urls =
render_frame->GetRendererPreferences().webrtc_local_ips_allowed_urls;
const std::string url(web_frame->GetSecurityOrigin().ToString().Utf8());
for (const auto& allowed_url : allowed_urls) {
if (base::MatchPattern(url, allowed_url)) {
*allow_mdns_obfuscation = false;
return;
}
}
*allow_mdns_obfuscation = true;
}
absl::optional<int> RendererBlinkPlatformImpl::GetAgcStartupMinimumVolume() {
std::string min_volume_str =
base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
switches::kAgcStartupMinVolume);
int startup_min_volume;
if (min_volume_str.empty() ||
!base::StringToInt(min_volume_str, &startup_min_volume)) {
return absl::optional<int>();
}
return absl::optional<int>(startup_min_volume);
}
bool RendererBlinkPlatformImpl::IsWebRtcHWH264DecodingEnabled(
webrtc::VideoCodecType video_codec_type) {
#if defined(OS_WIN)
// Do not use hardware decoding for H.264 on Win7, due to high latency.
// See https://crbug.com/webrtc/5717.
if (!base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kEnableWin7WebRtcHWH264Decoding) &&
video_codec_type == webrtc::kVideoCodecH264 &&
base::win::GetVersion() == base::win::Version::WIN7) {
DVLOG(1) << "H.264 HW decoding is not supported on Win7";
return false;
}
#endif // defined(OS_WIN)
return true;
}
bool RendererBlinkPlatformImpl::IsWebRtcHWEncodingEnabled() {
return !base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kDisableWebRtcHWEncoding);
}
bool RendererBlinkPlatformImpl::IsWebRtcHWDecodingEnabled() {
return !base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kDisableWebRtcHWDecoding);
}
bool RendererBlinkPlatformImpl::IsWebRtcSrtpAesGcmEnabled() {
return base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kEnableWebRtcSrtpAesGcm);
}
bool RendererBlinkPlatformImpl::IsWebRtcSrtpEncryptedHeadersEnabled() {
return base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kEnableWebRtcSrtpEncryptedHeaders);
}
bool RendererBlinkPlatformImpl::AllowsLoopbackInPeerConnection() {
return base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kAllowLoopbackInPeerConnection);
}
blink::WebVideoCaptureImplManager*
RendererBlinkPlatformImpl::GetVideoCaptureImplManager() {
RenderThreadImpl* thread = RenderThreadImpl::current();
return thread ? thread->video_capture_impl_manager() : nullptr;
}
//------------------------------------------------------------------------------
void RendererBlinkPlatformImpl::Collect3DContextInformation(
blink::Platform::GraphicsInfo* gl_info,
const gpu::GPUInfo& gpu_info) const {
DCHECK(gl_info);
const gpu::GPUInfo::GPUDevice& active_gpu = gpu_info.active_gpu();
gl_info->vendor_id = active_gpu.vendor_id;
gl_info->device_id = active_gpu.device_id;
gl_info->renderer_info = WebString::FromUTF8(gpu_info.gl_renderer);
gl_info->vendor_info = WebString::FromUTF8(gpu_info.gl_vendor);
gl_info->driver_version = WebString::FromUTF8(active_gpu.driver_version);
gl_info->reset_notification_strategy =
gpu_info.gl_reset_notification_strategy;
gl_info->sandboxed = gpu_info.sandboxed;
gl_info->amd_switchable = gpu_info.amd_switchable;
gl_info->optimus = gpu_info.optimus;
gl_info->using_gpu_compositing = !IsGpuCompositingDisabled();
gl_info->using_passthrough_command_decoder = gpu_info.passthrough_cmd_decoder;
}
std::unique_ptr<blink::WebGraphicsContext3DProvider>
RendererBlinkPlatformImpl::CreateOffscreenGraphicsContext3DProvider(
const blink::Platform::ContextAttributes& web_attributes,
const blink::WebURL& top_document_web_url,
blink::Platform::GraphicsInfo* gl_info) {
DCHECK(gl_info);
if (!RenderThreadImpl::current()) {
std::string error_message("Failed to run in Current RenderThreadImpl");
gl_info->error_message = WebString::FromUTF8(error_message);
return nullptr;
}
scoped_refptr<gpu::GpuChannelHost> gpu_channel_host(
RenderThreadImpl::current()->EstablishGpuChannelSync());
if (!gpu_channel_host) {
std::string error_message(
"OffscreenContext Creation failed, GpuChannelHost creation failed");
gl_info->error_message = WebString::FromUTF8(error_message);
return nullptr;
}
Collect3DContextInformation(gl_info, gpu_channel_host->gpu_info());
// This is an offscreen context. Generally it won't use the default
// frame buffer, in that case don't request any alpha, depth, stencil,
// antialiasing. But we do need those attributes for the "own
// offscreen surface" optimization which supports directly drawing
// to a custom surface backed frame buffer.
gpu::ContextCreationAttribs attributes;
attributes.alpha_size = web_attributes.support_alpha ? 8 : -1;
attributes.depth_size = web_attributes.support_depth ? 24 : 0;
attributes.stencil_size = web_attributes.support_stencil ? 8 : 0;
attributes.samples = web_attributes.support_antialias ? 4 : 0;
attributes.own_offscreen_surface =
web_attributes.support_alpha || web_attributes.support_depth ||
web_attributes.support_stencil || web_attributes.support_antialias;
attributes.sample_buffers = 0;
attributes.bind_generates_resource = false;
attributes.enable_raster_interface = web_attributes.enable_raster_interface;
// Only support OOPR on this context if the general feature is enabled in
// addition to OOPR for canvas. Otherwise this context will raster canvas
// through Skia's GrContext.
attributes.enable_oop_rasterization =
attributes.enable_raster_interface &&
gpu_channel_host->gpu_feature_info()
.status_values[gpu::GPU_FEATURE_TYPE_OOP_RASTERIZATION] ==
gpu::kGpuFeatureStatusEnabled &&
base::FeatureList::IsEnabled(features::kCanvasOopRasterization);
attributes.enable_gles2_interface = !attributes.enable_oop_rasterization;
attributes.gpu_preference = web_attributes.prefer_low_power_gpu
? gl::GpuPreference::kLowPower
: gl::GpuPreference::kHighPerformance;
attributes.fail_if_major_perf_caveat =
web_attributes.fail_if_major_performance_caveat;
attributes.context_type = ToGpuContextType(web_attributes.context_type);
constexpr bool automatic_flushes = true;
constexpr bool support_locking = false;
bool use_grcontext =
!attributes.enable_oop_rasterization && web_attributes.support_grcontext;
scoped_refptr<viz::ContextProviderCommandBuffer> provider(
new viz::ContextProviderCommandBuffer(
std::move(gpu_channel_host),
RenderThreadImpl::current()->GetGpuMemoryBufferManager(),
kGpuStreamIdDefault, kGpuStreamPriorityDefault,
gpu::kNullSurfaceHandle, GURL(top_document_web_url),
automatic_flushes, support_locking, use_grcontext,
gpu::SharedMemoryLimits(), attributes,
viz::command_buffer_metrics::ContextType::WEBGL));
return std::make_unique<WebGraphicsContext3DProviderImpl>(
std::move(provider));
}
//------------------------------------------------------------------------------
std::unique_ptr<blink::WebGraphicsContext3DProvider>
RendererBlinkPlatformImpl::CreateSharedOffscreenGraphicsContext3DProvider() {
auto* thread = RenderThreadImpl::current();
scoped_refptr<viz::ContextProviderCommandBuffer> provider =
thread->SharedMainThreadContextProvider();
if (!provider)
return nullptr;
scoped_refptr<gpu::GpuChannelHost> host = thread->EstablishGpuChannelSync();
// This shouldn't normally fail because we just got |provider|. But the
// channel can become lost on the IO thread since then. It is important that
// this happens after getting |provider|. In the case that this GpuChannelHost
// is not the same one backing |provider|, the context behind the |provider|
// will be already lost/dead on arrival.
if (!host)
return nullptr;
return std::make_unique<WebGraphicsContext3DProviderImpl>(
std::move(provider));
}
//------------------------------------------------------------------------------
std::unique_ptr<blink::WebGraphicsContext3DProvider>
RendererBlinkPlatformImpl::CreateWebGPUGraphicsContext3DProvider(
const blink::WebURL& top_document_web_url) {
#if !BUILDFLAG(USE_DAWN)
return nullptr;
#else
scoped_refptr<gpu::GpuChannelHost> gpu_channel_host(
RenderThreadImpl::current()->EstablishGpuChannelSync());
if (!gpu_channel_host) {
// TODO(crbug.com/973017): Collect GPU info and surface context creation
// error.
return nullptr;
}
gpu::ContextCreationAttribs attributes;
// TODO(kainino): It's not clear yet how GPU preferences work for WebGPU.
attributes.gpu_preference = gl::GpuPreference::kHighPerformance;
attributes.enable_gles2_interface = false;
attributes.context_type = gpu::CONTEXT_TYPE_WEBGPU;
constexpr bool automatic_flushes = true;
constexpr bool support_locking = false;
constexpr bool support_grcontext = true;
scoped_refptr<viz::ContextProviderCommandBuffer> provider(
new viz::ContextProviderCommandBuffer(
std::move(gpu_channel_host),
RenderThreadImpl::current()->GetGpuMemoryBufferManager(),
kGpuStreamIdDefault, kGpuStreamPriorityDefault,
gpu::kNullSurfaceHandle, GURL(top_document_web_url),
automatic_flushes, support_locking, support_grcontext,
gpu::SharedMemoryLimits::ForWebGPUContext(), attributes,
viz::command_buffer_metrics::ContextType::WEBGPU));
return std::make_unique<WebGraphicsContext3DProviderImpl>(
std::move(provider));
#endif
}
//------------------------------------------------------------------------------
gpu::GpuMemoryBufferManager*
RendererBlinkPlatformImpl::GetGpuMemoryBufferManager() {
RenderThreadImpl* thread = RenderThreadImpl::current();
return thread ? thread->GetGpuMemoryBufferManager() : nullptr;
}
//------------------------------------------------------------------------------
blink::WebString RendererBlinkPlatformImpl::ConvertIDNToUnicode(
const blink::WebString& host) {
return WebString::FromUTF16(url_formatter::IDNToUnicode(host.Ascii()));
}
//------------------------------------------------------------------------------
std::unique_ptr<blink::WebDedicatedWorkerHostFactoryClient>
RendererBlinkPlatformImpl::CreateDedicatedWorkerHostFactoryClient(
blink::WebDedicatedWorker* worker,
const blink::BrowserInterfaceBrokerProxy& interface_broker) {
return std::make_unique<DedicatedWorkerHostFactoryClient>(worker,
interface_broker);
}
void RendererBlinkPlatformImpl::DidStartWorkerThread() {
WorkerThreadRegistry::Instance()->DidStartCurrentWorkerThread();
}
void RendererBlinkPlatformImpl::WillStopWorkerThread() {
WorkerThreadRegistry::Instance()->WillStopCurrentWorkerThread();
}
void RendererBlinkPlatformImpl::WorkerContextCreated(
const v8::Local<v8::Context>& worker) {
GetContentClient()->renderer()->DidInitializeWorkerContextOnWorkerThread(
worker);
}
bool RendererBlinkPlatformImpl::AllowScriptExtensionForServiceWorker(
const blink::WebSecurityOrigin& script_origin) {
return GetContentClient()->renderer()->AllowScriptExtensionForServiceWorker(
script_origin);
}
blink::ProtocolHandlerSecurityLevel
RendererBlinkPlatformImpl::GetProtocolHandlerSecurityLevel() {
return GetContentClient()->renderer()->GetProtocolHandlerSecurityLevel();
}
bool RendererBlinkPlatformImpl::IsExcludedHeaderForServiceWorkerFetchEvent(
const blink::WebString& header_name) {
return GetContentClient()
->renderer()
->IsExcludedHeaderForServiceWorkerFetchEvent(header_name.Ascii());
}
bool RendererBlinkPlatformImpl::OriginCanAccessServiceWorkers(
const blink::WebURL& url) {
return content::OriginCanAccessServiceWorkers(url);
}
std::tuple<blink::CrossVariantMojoRemote<
blink::mojom::ServiceWorkerContainerHostInterfaceBase>,
blink::CrossVariantMojoRemote<
blink::mojom::ServiceWorkerContainerHostInterfaceBase>>
RendererBlinkPlatformImpl::CloneServiceWorkerContainerHost(
blink::CrossVariantMojoRemote<
blink::mojom::ServiceWorkerContainerHostInterfaceBase>
service_worker_container_host) {
mojo::Remote<blink::mojom::ServiceWorkerContainerHost>
service_worker_container_host_remote(
std::move(service_worker_container_host));
mojo::PendingRemote<blink::mojom::ServiceWorkerContainerHost>
service_worker_container_host_pending_remote;
service_worker_container_host_remote->CloneContainerHost(
service_worker_container_host_pending_remote
.InitWithNewPipeAndPassReceiver());
return std::make_tuple(
service_worker_container_host_remote.Unbind(),
std::move(service_worker_container_host_pending_remote));
}
void RendererBlinkPlatformImpl::CreateServiceWorkerSubresourceLoaderFactory(
blink::CrossVariantMojoRemote<
blink::mojom::ServiceWorkerContainerHostInterfaceBase>