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// Copyright 2014 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 "media/cast/logging/encoding_event_subscriber.h"
#include <utility>
#include "base/logging.h"
#include "media/cast/logging/proto/proto_utils.h"
using google::protobuf::RepeatedPtrField;
using media::cast::proto::AggregatedFrameEvent;
using media::cast::proto::AggregatedGenericEvent;
using media::cast::proto::AggregatedPacketEvent;
using media::cast::proto::BasePacketEvent;
namespace media {
namespace cast {
EncodingEventSubscriber::EncodingEventSubscriber() {}
EncodingEventSubscriber::~EncodingEventSubscriber() {
DCHECK(thread_checker_.CalledOnValidThread());
}
void EncodingEventSubscriber::OnReceiveFrameEvent(
const FrameEvent& frame_event) {
DCHECK(thread_checker_.CalledOnValidThread());
FrameEventMap::iterator it = frame_event_map_.find(frame_event.rtp_timestamp);
linked_ptr<AggregatedFrameEvent> event_proto;
// Look up existing entry. If not found, create a new entry and add to map.
if (it == frame_event_map_.end()) {
event_proto.reset(new AggregatedFrameEvent);
event_proto->set_rtp_timestamp(frame_event.rtp_timestamp);
frame_event_map_.insert(
std::make_pair(frame_event.rtp_timestamp, event_proto));
} else {
event_proto = it->second;
}
event_proto->add_event_type(ToProtoEventType(frame_event.type));
event_proto->add_event_timestamp_micros(
frame_event.timestamp.ToInternalValue());
if (frame_event.type == kAudioFrameEncoded ||
frame_event.type == kVideoFrameEncoded) {
event_proto->set_encoded_frame_size(frame_event.size);
} else if (frame_event.type == kAudioPlayoutDelay ||
frame_event.type == kVideoRenderDelay) {
event_proto->set_delay_millis(frame_event.delay_delta.InMilliseconds());
}
}
void EncodingEventSubscriber::OnReceivePacketEvent(
const PacketEvent& packet_event) {
DCHECK(thread_checker_.CalledOnValidThread());
PacketEventMap::iterator it =
packet_event_map_.find(packet_event.rtp_timestamp);
linked_ptr<AggregatedPacketEvent> event_proto;
BasePacketEvent* base_packet_event_proto = NULL;
// Look up existing entry. If not found, create a new entry and add to map.
if (it == packet_event_map_.end()) {
event_proto.reset(new AggregatedPacketEvent);
event_proto->set_rtp_timestamp(packet_event.rtp_timestamp);
packet_event_map_.insert(
std::make_pair(packet_event.rtp_timestamp, event_proto));
base_packet_event_proto = event_proto->add_base_packet_event();
base_packet_event_proto->set_packet_id(packet_event.packet_id);
} else {
// Found existing entry, now look up existing BasePacketEvent using packet
// ID. If not found, create a new entry and add to proto.
event_proto = it->second;
RepeatedPtrField<BasePacketEvent>* field =
event_proto->mutable_base_packet_event();
for (RepeatedPtrField<BasePacketEvent>::pointer_iterator it =
field->pointer_begin();
it != field->pointer_end(); ++it) {
if ((*it)->packet_id() == packet_event.packet_id) {
base_packet_event_proto = *it;
break;
}
}
if (!base_packet_event_proto) {
base_packet_event_proto = event_proto->add_base_packet_event();
base_packet_event_proto->set_packet_id(packet_event.packet_id);
}
}
base_packet_event_proto->add_event_type(ToProtoEventType(packet_event.type));
base_packet_event_proto->add_event_timestamp_micros(
packet_event.timestamp.ToInternalValue());
}
void EncodingEventSubscriber::OnReceiveGenericEvent(
const GenericEvent& generic_event) {
DCHECK(thread_checker_.CalledOnValidThread());
GenericEventMap::iterator it = generic_event_map_.find(generic_event.type);
linked_ptr<AggregatedGenericEvent> event_proto;
if (it == generic_event_map_.end()) {
event_proto.reset(new AggregatedGenericEvent);
event_proto->set_event_type(ToProtoEventType(generic_event.type));
generic_event_map_.insert(std::make_pair(generic_event.type, event_proto));
} else {
event_proto = it->second;
}
event_proto->add_event_timestamp_micros(
generic_event.timestamp.ToInternalValue());
event_proto->add_value(generic_event.value);
}
void EncodingEventSubscriber::GetFrameEventsAndReset(
FrameEventMap* frame_event_map) {
DCHECK(thread_checker_.CalledOnValidThread());
frame_event_map->swap(frame_event_map_);
frame_event_map_.clear();
}
void EncodingEventSubscriber::GetPacketEventsAndReset(
PacketEventMap* packet_event_map) {
DCHECK(thread_checker_.CalledOnValidThread());
packet_event_map->swap(packet_event_map_);
packet_event_map_.clear();
}
void EncodingEventSubscriber::GetGenericEventsAndReset(
GenericEventMap* generic_event_map) {
DCHECK(thread_checker_.CalledOnValidThread());
generic_event_map->swap(generic_event_map_);
generic_event_map_.clear();
}
} // namespace cast
} // namespace media
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