////  AudioIOStatsRenderer.cpp//  interface/src/audio////  Created by Stephen Birarda on 2014-12-16.//  Copyright 2014 High Fidelity, Inc.////  Distributed under the Apache License, Version 2.0.//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html// #include "InterfaceConfig.h" #include <AudioClient.h>#include <AudioConstants.h>#include <AudioIOStats.h>#include <DependencyManager.h>#include <GeometryCache.h>#include <NodeList.h>#include <Util.h> #include "AudioIOStatsRenderer.h" AudioIOStatsRenderer::AudioIOStatsRenderer() :    _stats(NULL),    _isEnabled(false),    _shouldShowInjectedStreams(false){    // grab the stats object from the audio I/O singleton    _stats = &DependencyManager::get<AudioClient>()->getStats();} #ifdef _WIN32const unsigned int STATS_WIDTH = 1500;#elseconst unsigned int STATS_WIDTH = 650;#endifconst unsigned int STATS_HEIGHT_PER_LINE = 20; void AudioIOStatsRenderer::render(const float* color, int width, int height) {    if (!_isEnabled) {        return;    }     const int linesWhenCentered = _shouldShowInjectedStreams ? 34 : 27;    const int CENTERED_BACKGROUND_HEIGHT = STATS_HEIGHT_PER_LINE * linesWhenCentered;     int lines = _shouldShowInjectedStreams ? _stats->getMixerInjectedStreamStatsMap().size() * 7 + 27 : 27;    int statsHeight = STATS_HEIGHT_PER_LINE * lines;      static const glm::vec4 backgroundColor = { 0.2f, 0.2f, 0.2f, 0.6f };    int x = std::max((width - (int)STATS_WIDTH) / 2, 0);    int y = std::max((height - CENTERED_BACKGROUND_HEIGHT) / 2, 0);    int w = STATS_WIDTH;    int h = statsHeight;    DependencyManager::get<GeometryCache>()->renderQuad(x, y, w, h, backgroundColor);     int horizontalOffset = x + 5;    int verticalOffset = y;     float scale = 0.10f;    float rotation = 0.0f;    int font = 2;     char latencyStatString[512];     float audioInputBufferLatency = 0.0f, inputRingBufferLatency = 0.0f, networkRoundtripLatency = 0.0f, mixerRingBufferLatency = 0.0f, outputRingBufferLatency = 0.0f, audioOutputBufferLatency = 0.0f;     AudioStreamStats downstreamAudioStreamStats = _stats->getMixerDownstreamStats();    SharedNodePointer audioMixerNodePointer = DependencyManager::get<NodeList>()->soloNodeOfType(NodeType::AudioMixer);    if (!audioMixerNodePointer.isNull()) {        audioInputBufferLatency = _stats->getAudioInputMsecsReadStats().getWindowAverage();        inputRingBufferLatency = (float) _stats->getInputRungBufferMsecsAvailableStats().getWindowAverage();        networkRoundtripLatency = audioMixerNodePointer->getPingMs();        mixerRingBufferLatency = _stats->getMixerAvatarStreamStats()._framesAvailableAverage * AudioConstants::NETWORK_FRAME_MSECS;        outputRingBufferLatency = downstreamAudioStreamStats._framesAvailableAverage * AudioConstants::NETWORK_FRAME_MSECS;        audioOutputBufferLatency = _stats->getAudioOutputMsecsUnplayedStats().getWindowAverage();    }    float totalLatency = audioInputBufferLatency + inputRingBufferLatency + networkRoundtripLatency + mixerRingBufferLatency + outputRingBufferLatency + audioOutputBufferLatency;     sprintf(latencyStatString,            "     Audio input buffer: %7.2fms    - avg msecs of samples read to the input ring buffer in last 10s",            (double)audioInputBufferLatency);    verticalOffset += STATS_HEIGHT_PER_LINE;    drawText(horizontalOffset, verticalOffset, scale, rotation, font, latencyStatString, color);     sprintf(latencyStatString,            "      Input ring buffer: %7.2fms    - avg msecs of samples in input ring buffer in last 10s",            (double)inputRingBufferLatency);    verticalOffset += STATS_HEIGHT_PER_LINE;    drawText(horizontalOffset, verticalOffset, scale, rotation, font, latencyStatString, color);     sprintf(latencyStatString,            "       Network to mixer: %7.2fms    - half of last ping value calculated by the node list",            (double)(networkRoundtripLatency / 2.0f));    verticalOffset += STATS_HEIGHT_PER_LINE;    drawText(horizontalOffset, verticalOffset, scale, rotation, font, latencyStatString, color);     sprintf(latencyStatString,            " AudioMixer ring buffer: %7.2fms    - avg msecs of samples in audio mixer's ring buffer in last 10s",            (double)mixerRingBufferLatency);    verticalOffset += STATS_HEIGHT_PER_LINE;    drawText(horizontalOffset, verticalOffset, scale, rotation, font, latencyStatString, color);     sprintf(latencyStatString,            "      Network to client: %7.2fms    - half of last ping value calculated by the node list",            (double)(networkRoundtripLatency / 2.0f));    verticalOffset += STATS_HEIGHT_PER_LINE;    drawText(horizontalOffset, verticalOffset, scale, rotation, font, latencyStatString, color);     sprintf(latencyStatString,            "     Output ring buffer: %7.2fms    - avg msecs of samples in output ring buffer in last 10s",            (double)outputRingBufferLatency);    verticalOffset += STATS_HEIGHT_PER_LINE;    drawText(horizontalOffset, verticalOffset, scale, rotation, font, latencyStatString, color);     sprintf(latencyStatString,            "    Audio output buffer: %7.2fms    - avg msecs of samples in audio output buffer in last 10s",            (double)audioOutputBufferLatency);    verticalOffset += STATS_HEIGHT_PER_LINE;    drawText(horizontalOffset, verticalOffset, scale, rotation, font, latencyStatString, color);     sprintf(latencyStatString, "                  TOTAL: %7.2fms\n", (double)totalLatency);    verticalOffset += STATS_HEIGHT_PER_LINE;    drawText(horizontalOffset, verticalOffset, scale, rotation, font, latencyStatString, color);      verticalOffset += STATS_HEIGHT_PER_LINE;    // blank line     char clientUpstreamMicLabelString[] = "Upstream Mic Audio Packets Sent Gaps (by client):";    verticalOffset += STATS_HEIGHT_PER_LINE;    drawText(horizontalOffset, verticalOffset, scale, rotation, font, clientUpstreamMicLabelString, color);     const MovingMinMaxAvg<quint64>& packetSentTimeGaps = _stats->getPacketSentTimeGaps();     char stringBuffer[512];    sprintf(stringBuffer, "  Inter-packet timegaps (overall) | min: %9s, max: %9s, avg: %9s",            formatUsecTime(packetSentTimeGaps.getMin()).toLatin1().data(),            formatUsecTime(packetSentTimeGaps.getMax()).toLatin1().data(),            formatUsecTime(packetSentTimeGaps.getAverage()).toLatin1().data());    verticalOffset += STATS_HEIGHT_PER_LINE;    drawText(horizontalOffset, verticalOffset, scale, rotation, font, stringBuffer, color);     sprintf(stringBuffer, " Inter-packet timegaps (last 30s) | min: %9s, max: %9s, avg: %9s",            formatUsecTime(packetSentTimeGaps.getWindowMin()).toLatin1().data(),            formatUsecTime(packetSentTimeGaps.getWindowMax()).toLatin1().data(),            formatUsecTime(packetSentTimeGaps.getWindowAverage()).toLatin1().data());    verticalOffset += STATS_HEIGHT_PER_LINE;    drawText(horizontalOffset, verticalOffset, scale, rotation, font, stringBuffer, color);     verticalOffset += STATS_HEIGHT_PER_LINE;    // blank line     char upstreamMicLabelString[] = "Upstream mic audio stats (received and reported by audio-mixer):";    verticalOffset += STATS_HEIGHT_PER_LINE;    drawText(horizontalOffset, verticalOffset, scale, rotation, font, upstreamMicLabelString, color);     renderAudioStreamStats(&_stats->getMixerAvatarStreamStats(), horizontalOffset, verticalOffset,                           scale, rotation, font, color);      verticalOffset += STATS_HEIGHT_PER_LINE;    // blank line     char downstreamLabelString[] = "Downstream mixed audio stats:";    verticalOffset += STATS_HEIGHT_PER_LINE;    drawText(horizontalOffset, verticalOffset, scale, rotation, font, downstreamLabelString, color);     AudioStreamStats downstreamStats = _stats->getMixerDownstreamStats();    renderAudioStreamStats(&downstreamStats, horizontalOffset, verticalOffset,                           scale, rotation, font, color, true);      if (_shouldShowInjectedStreams) {         foreach(const AudioStreamStats& injectedStreamAudioStats, _stats->getMixerInjectedStreamStatsMap()) {             verticalOffset += STATS_HEIGHT_PER_LINE;    // blank line             char upstreamInjectedLabelString[512];            sprintf(upstreamInjectedLabelString, "Upstream injected audio stats:      stream ID: %s",                    injectedStreamAudioStats._streamIdentifier.toString().toLatin1().data());            verticalOffset += STATS_HEIGHT_PER_LINE;            drawText(horizontalOffset, verticalOffset, scale, rotation, font, upstreamInjectedLabelString, color);             renderAudioStreamStats(&injectedStreamAudioStats, horizontalOffset, verticalOffset, scale, rotation, font, color);        }    }} void AudioIOStatsRenderer::renderAudioStreamStats(const AudioStreamStats* streamStats, int horizontalOffset, int& verticalOffset,                                                float scale, float rotation, int font, const float* color, bool isDownstreamStats) {     char stringBuffer[512];     sprintf(stringBuffer, "                      Packet loss | overall: %5.2f%% (%d lost), last_30s: %5.2f%% (%d lost)",            (double)(streamStats->_packetStreamStats.getLostRate() * 100.0f),            streamStats->_packetStreamStats._lost,            (double)(streamStats->_packetStreamWindowStats.getLostRate() * 100.0f),            streamStats->_packetStreamWindowStats._lost);    verticalOffset += STATS_HEIGHT_PER_LINE;    drawText(horizontalOffset, verticalOffset, scale, rotation, font, stringBuffer, color);     if (isDownstreamStats) {        sprintf(stringBuffer, "                Ringbuffer frames | desired: %u, avg_available(10s): %u+%d, available: %u+%d",                streamStats->_desiredJitterBufferFrames,                streamStats->_framesAvailableAverage,                (int)((float)_stats->getAudioInputMsecsReadStats().getWindowAverage() / AudioConstants::NETWORK_FRAME_MSECS),                streamStats->_framesAvailable,                (int)(_stats->getAudioOutputMsecsUnplayedStats().getCurrentIntervalLastSample()                      / AudioConstants::NETWORK_FRAME_MSECS));    } else {        sprintf(stringBuffer, "                Ringbuffer frames | desired: %u, avg_available(10s): %u, available: %u",                streamStats->_desiredJitterBufferFrames,                streamStats->_framesAvailableAverage,                streamStats->_framesAvailable);    }     verticalOffset += STATS_HEIGHT_PER_LINE;    drawText(horizontalOffset, verticalOffset, scale, rotation, font, stringBuffer, color);     sprintf(stringBuffer, "                 Ringbuffer stats | starves: %u, prev_starve_lasted: %u, frames_dropped: %u, overflows: %u",            streamStats->_starveCount,            streamStats->_consecutiveNotMixedCount,            streamStats->_framesDropped,            streamStats->_overflowCount);    verticalOffset += STATS_HEIGHT_PER_LINE;    drawText(horizontalOffset, verticalOffset, scale, rotation, font, stringBuffer, color);     sprintf(stringBuffer, "  Inter-packet timegaps (overall) | min: %9s, max: %9s, avg: %9s",            formatUsecTime(streamStats->_timeGapMin).toLatin1().data(),            formatUsecTime(streamStats->_timeGapMax).toLatin1().data(),            formatUsecTime(streamStats->_timeGapAverage).toLatin1().data());    verticalOffset += STATS_HEIGHT_PER_LINE;    drawText(horizontalOffset, verticalOffset, scale, rotation, font, stringBuffer, color);     sprintf(stringBuffer, " Inter-packet timegaps (last 30s) | min: %9s, max: %9s, avg: %9s",            formatUsecTime(streamStats->_timeGapWindowMin).toLatin1().data(),            formatUsecTime(streamStats->_timeGapWindowMax).toLatin1().data(),            formatUsecTime(streamStats->_timeGapWindowAverage).toLatin1().data());    verticalOffset += STATS_HEIGHT_PER_LINE;    drawText(horizontalOffset, verticalOffset, scale, rotation, font, stringBuffer, color);}