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// Copyright 2019 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 "third_party/blink/renderer/core/inspector/inspector_media_agent.h"
#include "third_party/blink/renderer/core/inspector/inspector_media_context_impl.h"
#include <utility>
#include "third_party/blink/renderer/core/page/page.h"
namespace blink {
namespace {
const char* ConvertMessageLevelEnum(InspectorPlayerMessage::Level level) {
switch (level) {
case InspectorPlayerMessage::Level::kError:
return protocol::Media::PlayerMessage::LevelEnum::Error;
case InspectorPlayerMessage::Level::kWarning:
return protocol::Media::PlayerMessage::LevelEnum::Warning;
case InspectorPlayerMessage::Level::kInfo:
return protocol::Media::PlayerMessage::LevelEnum::Info;
case InspectorPlayerMessage::Level::kDebug:
return protocol::Media::PlayerMessage::LevelEnum::Debug;
}
}
const char* ConvertErrorTypeEnum(InspectorPlayerError::Type level) {
switch (level) {
case InspectorPlayerError::Type::kPipelineError:
return protocol::Media::PlayerError::TypeEnum::Pipeline_error;
case InspectorPlayerError::Type::kMediaStatus:
return protocol::Media::PlayerError::TypeEnum::Media_error;
}
}
std::unique_ptr<protocol::Media::PlayerEvent> ConvertToProtocolType(
const InspectorPlayerEvent& event) {
return protocol::Media::PlayerEvent::create()
.setTimestamp(event.timestamp.since_origin().InSecondsF())
.setValue(event.value)
.build();
}
std::unique_ptr<protocol::Media::PlayerProperty> ConvertToProtocolType(
const InspectorPlayerProperty& property) {
return protocol::Media::PlayerProperty::create()
.setName(property.name)
.setValue(property.value)
.build();
}
std::unique_ptr<protocol::Media::PlayerMessage> ConvertToProtocolType(
const InspectorPlayerMessage& message) {
return protocol::Media::PlayerMessage::create()
.setLevel(ConvertMessageLevelEnum(message.level))
.setMessage(message.message)
.build();
}
std::unique_ptr<protocol::Media::PlayerError> ConvertToProtocolType(
const InspectorPlayerError& error) {
return protocol::Media::PlayerError::create()
.setType(ConvertErrorTypeEnum(error.type))
.setErrorCode(error.errorCode)
.build();
}
template <typename To, typename From>
std::unique_ptr<protocol::Array<To>> ConvertVector(const Vector<From>& from) {
auto result = std::make_unique<protocol::Array<To>>();
result->reserve(from.size());
for (const From& each : from)
result->push_back(ConvertToProtocolType(each));
return result;
}
} // namespace
InspectorMediaAgent::InspectorMediaAgent(InspectedFrames* inspected_frames)
: local_frame_(inspected_frames->Root()),
enabled_(&agent_state_, /*default_value = */ false) {}
InspectorMediaAgent::~InspectorMediaAgent() = default;
void InspectorMediaAgent::Restore() {
if (!enabled_.Get())
return;
RegisterAgent();
}
void InspectorMediaAgent::RegisterAgent() {
instrumenting_agents_->AddInspectorMediaAgent(this);
auto* cache = MediaInspectorContextImpl::From(*local_frame_->DomWindow());
Vector<WebString> players = cache->AllPlayerIds();
PlayersCreated(players);
for (const auto& player_id : players) {
const auto& media_player = cache->MediaPlayerFromId(player_id);
Vector<InspectorPlayerProperty> properties;
properties.AppendRange(media_player.properties.Values().begin(),
media_player.properties.Values().end());
PlayerPropertiesChanged(player_id, properties);
PlayerMessagesLogged(player_id, media_player.messages);
PlayerEventsAdded(player_id, media_player.events);
PlayerErrorsRaised(player_id, media_player.errors);
}
}
protocol::Response InspectorMediaAgent::enable() {
if (enabled_.Get())
return protocol::Response::Success();
enabled_.Set(true);
RegisterAgent();
return protocol::Response::Success();
}
protocol::Response InspectorMediaAgent::disable() {
if (!enabled_.Get())
return protocol::Response::Success();
enabled_.Clear();
instrumenting_agents_->RemoveInspectorMediaAgent(this);
return protocol::Response::Success();
}
void InspectorMediaAgent::PlayerPropertiesChanged(
const WebString& playerId,
const Vector<InspectorPlayerProperty>& properties) {
GetFrontend()->playerPropertiesChanged(
playerId, ConvertVector<protocol::Media::PlayerProperty>(properties));
}
void InspectorMediaAgent::PlayerEventsAdded(
const WebString& playerId,
const Vector<InspectorPlayerEvent>& events) {
GetFrontend()->playerEventsAdded(
playerId, ConvertVector<protocol::Media::PlayerEvent>(events));
}
void InspectorMediaAgent::PlayerErrorsRaised(
const WebString& playerId,
const Vector<InspectorPlayerError>& errors) {
GetFrontend()->playerErrorsRaised(
playerId, ConvertVector<protocol::Media::PlayerError>(errors));
}
void InspectorMediaAgent::PlayerMessagesLogged(
const WebString& playerId,
const Vector<InspectorPlayerMessage>& messages) {
GetFrontend()->playerMessagesLogged(
playerId, ConvertVector<protocol::Media::PlayerMessage>(messages));
}
void InspectorMediaAgent::PlayersCreated(const Vector<WebString>& player_ids) {
auto protocol_players =
std::make_unique<protocol::Array<protocol::Media::PlayerId>>();
protocol_players->reserve(player_ids.size());
for (const auto& player_id : player_ids)
protocol_players->push_back(player_id);
GetFrontend()->playersCreated(std::move(protocol_players));
}
void InspectorMediaAgent::Trace(Visitor* visitor) {
visitor->Trace(local_frame_);
InspectorBaseAgent::Trace(visitor);
}
} // namespace blink
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