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// Copyright 2013 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 "base/debug/trace_event.h"
#include "base/metrics/histogram.h"
#include "media/cast/logging/logging_impl.h"
#include "net/base/big_endian.h"
namespace media {
namespace cast {
LoggingImpl::LoggingImpl(scoped_refptr<base::TaskRunner> main_thread_proxy,
const CastLoggingConfig& config)
: main_thread_proxy_(main_thread_proxy),
config_(config),
raw_(),
stats_() {}
LoggingImpl::~LoggingImpl() {}
void LoggingImpl::InsertFrameEvent(const base::TimeTicks& time_of_event,
CastLoggingEvent event,
uint32 rtp_timestamp,
uint32 frame_id) {
DCHECK(main_thread_proxy_->RunsTasksOnCurrentThread());
if (config_.enable_data_collection) {
raw_.InsertFrameEvent(time_of_event, event, rtp_timestamp, frame_id);
stats_.InsertFrameEvent(time_of_event, event, rtp_timestamp, frame_id);
}
if (config_.enable_tracing) {
std::string event_string = CastLoggingToString(event);
TRACE_EVENT_INSTANT2(event_string.c_str(), "FE",
TRACE_EVENT_SCOPE_THREAD, "rtp_timestamp", rtp_timestamp, "frame_id",
frame_id);
}
}
void LoggingImpl::InsertFrameEventWithSize(const base::TimeTicks& time_of_event,
CastLoggingEvent event,
uint32 rtp_timestamp,
uint32 frame_id,
int frame_size) {
DCHECK(main_thread_proxy_->RunsTasksOnCurrentThread());
if (config_.enable_data_collection) {
raw_.InsertFrameEventWithSize(time_of_event, event, rtp_timestamp, frame_id,
frame_size);
stats_.InsertFrameEventWithSize(time_of_event, event, rtp_timestamp,
frame_id, frame_size);
}
if (config_.enable_uma_stats) {
UMA_HISTOGRAM_COUNTS(CastLoggingToString(event), frame_size);
}
if (config_.enable_tracing) {
std::string event_string = CastLoggingToString(event);
TRACE_EVENT_INSTANT2(event_string.c_str(), "FES",
TRACE_EVENT_SCOPE_THREAD, "rtp_timestamp", rtp_timestamp, "frame_size",
frame_size);
}
}
void LoggingImpl::InsertFrameEventWithDelay(
const base::TimeTicks& time_of_event,
CastLoggingEvent event,
uint32 rtp_timestamp,
uint32 frame_id,
base::TimeDelta delay) {
DCHECK(main_thread_proxy_->RunsTasksOnCurrentThread());
if (config_.enable_data_collection) {
raw_.InsertFrameEventWithDelay(time_of_event, event, rtp_timestamp,
frame_id, delay);
stats_.InsertFrameEventWithDelay(time_of_event, event, rtp_timestamp,
frame_id, delay);
}
if (config_.enable_uma_stats) {
UMA_HISTOGRAM_TIMES(CastLoggingToString(event), delay);
}
if (config_.enable_tracing) {
std::string event_string = CastLoggingToString(event);
TRACE_EVENT_INSTANT2(event_string.c_str(), "FED",
TRACE_EVENT_SCOPE_THREAD, "rtp_timestamp", rtp_timestamp, "delay",
delay.InMilliseconds());
}
}
void LoggingImpl::InsertPacketListEvent(const base::TimeTicks& time_of_event,
CastLoggingEvent event,
const PacketList& packets) {
DCHECK(main_thread_proxy_->RunsTasksOnCurrentThread());
for (unsigned int i = 0; i < packets.size(); ++i) {
const Packet& packet = packets[i];
// Parse basic properties.
uint32 rtp_timestamp;
uint16 packet_id, max_packet_id;
const uint8* packet_data = &packet[0];
net::BigEndianReader big_endian_reader(packet_data + 4, 4);
big_endian_reader.ReadU32(&rtp_timestamp);
net::BigEndianReader cast_big_endian_reader(packet_data + 12 + 2, 4);
cast_big_endian_reader.ReadU16(&packet_id);
cast_big_endian_reader.ReadU16(&max_packet_id);
// rtp_timestamp is enough - no need for frame_id as well.
InsertPacketEvent(time_of_event, event, rtp_timestamp, kFrameIdUnknown,
packet_id, max_packet_id, packet.size());
}
}
void LoggingImpl::InsertPacketEvent(const base::TimeTicks& time_of_event,
CastLoggingEvent event,
uint32 rtp_timestamp,
uint32 frame_id,
uint16 packet_id,
uint16 max_packet_id,
size_t size) {
DCHECK(main_thread_proxy_->RunsTasksOnCurrentThread());
if (config_.enable_data_collection) {
raw_.InsertPacketEvent(time_of_event, event, rtp_timestamp, frame_id,
packet_id, max_packet_id, size);
stats_.InsertPacketEvent(time_of_event, event, rtp_timestamp, frame_id,
packet_id, max_packet_id, size);
}
if (config_.enable_tracing) {
std::string event_string = CastLoggingToString(event);
TRACE_EVENT_INSTANT2(event_string.c_str(), "PE",
TRACE_EVENT_SCOPE_THREAD, "rtp_timestamp", rtp_timestamp,
"packet_id", packet_id);
}
}
void LoggingImpl::InsertGenericEvent(const base::TimeTicks& time_of_event,
CastLoggingEvent event, int value) {
DCHECK(main_thread_proxy_->RunsTasksOnCurrentThread());
if (config_.enable_data_collection) {
raw_.InsertGenericEvent(time_of_event, event, value);
stats_.InsertGenericEvent(time_of_event, event, value);
}
if (config_.enable_uma_stats) {
UMA_HISTOGRAM_COUNTS(CastLoggingToString(event), value);
}
if (config_.enable_tracing) {
std::string event_string = CastLoggingToString(event);
TRACE_EVENT_INSTANT1(event_string.c_str(), "GE",
TRACE_EVENT_SCOPE_THREAD, "value", value);
}
}
// should just get the entire class, would be much easier.
FrameRawMap LoggingImpl::GetFrameRawData() {
DCHECK(main_thread_proxy_->RunsTasksOnCurrentThread());
return raw_.GetFrameData();
}
PacketRawMap LoggingImpl::GetPacketRawData() {
DCHECK(main_thread_proxy_->RunsTasksOnCurrentThread());
return raw_.GetPacketData();
}
GenericRawMap LoggingImpl::GetGenericRawData() {
DCHECK(main_thread_proxy_->RunsTasksOnCurrentThread());
return raw_.GetGenericData();
}
const FrameStatsMap* LoggingImpl::GetFrameStatsData(
const base::TimeTicks& now) {
DCHECK(main_thread_proxy_->RunsTasksOnCurrentThread());
// Get stats data.
const FrameStatsMap* stats = stats_.GetFrameStatsData(now);
if (config_.enable_uma_stats) {
FrameStatsMap::const_iterator it;
for (it = stats->begin(); it != stats->end(); ++it) {
// Check for an active event.
if (it->second->framerate_fps > 0) {
std::string event_string = CastLoggingToString(it->first);
UMA_HISTOGRAM_COUNTS(event_string.append("_framerate_fps"),
it->second->framerate_fps);
} else {
// All active frame events trigger framerate computation.
continue;
}
if (it->second->bitrate_kbps > 0) {
std::string evnt_string = CastLoggingToString(it->first);
UMA_HISTOGRAM_COUNTS(evnt_string.append("_bitrate_kbps"),
it->second->framerate_fps);
}
if (it->second->avg_delay_ms > 0) {
std::string event_string = CastLoggingToString(it->first);
UMA_HISTOGRAM_COUNTS(event_string.append("_avg_delay_ms"),
it->second->avg_delay_ms);
UMA_HISTOGRAM_COUNTS(event_string.append("_min_delay_ms"),
it->second->min_delay_ms);
UMA_HISTOGRAM_COUNTS(event_string.append("_max_delay_ms"),
it->second->max_delay_ms);
}
}
}
return stats;
}
const PacketStatsMap* LoggingImpl::GetPacketStatsData(
const base::TimeTicks& now) {
DCHECK(main_thread_proxy_->RunsTasksOnCurrentThread());
// Get stats data.
const PacketStatsMap* stats = stats_.GetPacketStatsData(now);
if (config_.enable_uma_stats) {
PacketStatsMap::const_iterator it;
for (it = stats->begin(); it != stats->end(); ++it) {
if (it->second > 0) {
std::string event_string = CastLoggingToString(it->first);
UMA_HISTOGRAM_COUNTS(event_string.append("_bitrate_kbps"), it->second);
}
}
}
return stats;
}
const GenericStatsMap* LoggingImpl::GetGenericStatsData() {
DCHECK(main_thread_proxy_->RunsTasksOnCurrentThread());
// Get stats data.
const GenericStatsMap* stats = stats_.GetGenericStatsData();
if (config_.enable_uma_stats) {
GenericStatsMap::const_iterator it;
for (it = stats->begin(); it != stats->end(); ++it) {
if (it->second > 0) {
UMA_HISTOGRAM_COUNTS(CastLoggingToString(it->first), it->second);
}
}
}
return stats;
}
void LoggingImpl::Reset() {
DCHECK(main_thread_proxy_->RunsTasksOnCurrentThread());
raw_.Reset();
stats_.Reset();
}
} // namespace cast
} // namespace media
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