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Add stats for video:

Browse Source 
- number of sent/received RTCP NACK/FIR/PLI per minute
- percentage of unique sent/received NACK requests
- percentage of discarded/duplicated packets by the jitter buffer
- permille of sent/received key frames

BUG=crbug/419657
R=mflodman@webrtc.org, stefan@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/24959004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@7592 4adac7df-926f-26a2-2b94-8c16560cd09d
This commit is contained in:
asapersson@webrtc.org
2014-11-03 14:40:38 +00:00
parent 2236267b5e
commit 96dc685143
8 changed files with 145 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

29
webrtc/modules/video_coding/main/source/jitter_buffer.cc
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@ -25,6 +25,7 @@
#include "webrtc/system_wrappers/interface/critical_section_wrapper.h"
#include "webrtc/system_wrappers/interface/event_wrapper.h"
#include "webrtc/system_wrappers/interface/logging.h"
#include "webrtc/system_wrappers/interface/metrics.h"
#include "webrtc/system_wrappers/interface/trace_event.h"
namespace webrtc {
@ -143,6 +144,8 @@ VCMJitterBuffer::VCMJitterBuffer(Clock* clock, EventFactory* event_factory)
drop_count_(0),
num_consecutive_old_frames_(0),
num_consecutive_old_packets_(0),
num_packets_(0),
num_duplicated_packets_(0),
num_discarded_packets_(0),
jitter_estimate_(clock),
inter_frame_delay_(clock_->TimeInMilliseconds()),
@ -190,6 +193,8 @@ void VCMJitterBuffer::CopyFrom(const VCMJitterBuffer& rhs) {
drop_count_ = rhs.drop_count_;
num_consecutive_old_frames_ = rhs.num_consecutive_old_frames_;
num_consecutive_old_packets_ = rhs.num_consecutive_old_packets_;
num_packets_ = rhs.num_packets_;
num_duplicated_packets_ = rhs.num_duplicated_packets_;
num_discarded_packets_ = rhs.num_discarded_packets_;
jitter_estimate_ = rhs.jitter_estimate_;
inter_frame_delay_ = rhs.inter_frame_delay_;
@ -238,6 +243,15 @@ void VCMJitterBuffer::CopyFrames(FrameList* to_list,
}
}
void VCMJitterBuffer::UpdateHistograms() {
if (num_packets_ > 0) {
RTC_HISTOGRAM_PERCENTAGE("WebRTC.Video.DiscardedPacketsInPercent",
num_discarded_packets_ * 100 / num_packets_);
RTC_HISTOGRAM_PERCENTAGE("WebRTC.Video.DuplicatedPacketsInPercent",
num_duplicated_packets_ * 100 / num_packets_);
}
}
void VCMJitterBuffer::Start() {
CriticalSectionScoped cs(crit_sect_);
running_ = true;
@ -250,6 +264,8 @@ void VCMJitterBuffer::Start() {
num_consecutive_old_frames_ = 0;
num_consecutive_old_packets_ = 0;
num_packets_ = 0;
num_duplicated_packets_ = 0;
num_discarded_packets_ = 0;
// Start in a non-signaled state.
@ -265,6 +281,7 @@ void VCMJitterBuffer::Start() {
void VCMJitterBuffer::Stop() {
crit_sect_->Enter();
UpdateHistograms();
running_ = false;
last_decoded_state_.Reset();
free_frames_.clear();
@ -313,6 +330,16 @@ std::map<FrameType, uint32_t> VCMJitterBuffer::FrameStatistics() const {
return receive_statistics_;
}
int VCMJitterBuffer::num_packets() const {
CriticalSectionScoped cs(crit_sect_);
return num_packets_;
}
int VCMJitterBuffer::num_duplicated_packets() const {
CriticalSectionScoped cs(crit_sect_);
return num_duplicated_packets_;
}
int VCMJitterBuffer::num_discarded_packets() const {
CriticalSectionScoped cs(crit_sect_);
return num_discarded_packets_;
@ -543,6 +570,7 @@ void VCMJitterBuffer::ReleaseFrame(VCMEncodedFrame* frame) {
// Gets frame to use for this timestamp. If no match, get empty frame.
VCMFrameBufferEnum VCMJitterBuffer::GetFrame(const VCMPacket& packet,
VCMFrameBuffer** frame) {
++num_packets_;
// Does this packet belong to an old frame?
if (last_decoded_state_.IsOldPacket(&packet)) {
// Account only for media packets.
@ -747,6 +775,7 @@ VCMFrameBufferEnum VCMJitterBuffer::InsertPacket(const VCMPacket& packet,
case kNoError:
case kOutOfBoundsPacket:
case kDuplicatePacket: {
++num_duplicated_packets_;
break;
}
case kFlushIndicator: