MediaMetrics: Collect report for aaudio stream (515eb097) · Commits · e / os / android_frameworks_av

media/libaaudio/src/core/AudioStream.cpp

+6 −0

Original line number	Diff line number	Diff line
		@@ -56,6 +56,12 @@ AudioStream::~AudioStream() {

		ALOGE_IF(mHasThread, "%s() callback thread never join()ed", __func__);

		if (!mMetricsId.empty()) {
		android::mediametrics::LogItem(mMetricsId)
		.set(AMEDIAMETRICS_PROP_EVENT, AMEDIAMETRICS_PROP_EVENT_VALUE_ENDAAUDIOSTREAM)
		.record();
		}

		// If the stream is deleted when OPEN or in use then audio resources will leak.
		// This would indicate an internal error. So we want to find this ASAP.
		LOG_ALWAYS_FATAL_IF(!(getState() == AAUDIO_STREAM_STATE_CLOSED

media/libmediametrics/include/MediaMetricsConstants.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -170,6 +170,7 @@
		#define AMEDIAMETRICS_PROP_EVENT_VALUE_CTOR "ctor"
		#define AMEDIAMETRICS_PROP_EVENT_VALUE_DISCONNECT "disconnect"
		#define AMEDIAMETRICS_PROP_EVENT_VALUE_DTOR "dtor"
		#define AMEDIAMETRICS_PROP_EVENT_VALUE_ENDAAUDIOSTREAM "endAAudioStream" // AAudioStream
		#define AMEDIAMETRICS_PROP_EVENT_VALUE_ENDAUDIOINTERVALGROUP "endAudioIntervalGroup"
		#define AMEDIAMETRICS_PROP_EVENT_VALUE_FLUSH "flush" // AudioTrack
		#define AMEDIAMETRICS_PROP_EVENT_VALUE_INVALIDATE "invalidate" // server track, record

services/mediametrics/AudioAnalytics.cpp

+142 −0

Original line number	Diff line number	Diff line
		@@ -136,6 +136,25 @@ static constexpr const char * const AudioDeviceConnectionFields[] = {
		"connection_count",
		};

		// static constexpr const char * const AAudioStreamFields[] {
		// "mediametrics_aaudiostream_reported",
		// "caller_name",
		// "path",
		// "direction",
		// "frames_per_burst",
		// "buffer_size",
		// "buffer_capacity",
		// "channel_count",
		// "total_frames_transferred",
		// "perf_mode_requested",
		// "perf_mode_actual",
		// "sharing",
		// "xrun_count",
		// "device_type",
		// "format_app",
		// "format_device",
		// };

		/**
		* sendToStatsd is a helper method that sends the arguments to statsd
		* and returns a pair { result, summary_string }.
		@@ -192,6 +211,24 @@ AudioAnalytics::AudioAnalytics()
		});
		}));

		// Handle legacy aaudio stream statistics
		mActions.addAction(
		AMEDIAMETRICS_KEY_PREFIX_AUDIO_TRACK "*." AMEDIAMETRICS_PROP_EVENT,
		std::string(AMEDIAMETRICS_PROP_EVENT_VALUE_ENDAAUDIOSTREAM),
		std::make_shared<AnalyticsActions::Function>(
		[this](const std::shared_ptr<const android::mediametrics::Item> &item) {
		mAAudioStreamInfo.endAAudioStream(item, AAudioStreamInfo::CALLER_PATH_LEGACY);
		}));

		// Handle mmap aaudio stream statistics
		mActions.addAction(
		AMEDIAMETRICS_KEY_PREFIX_AUDIO_STREAM "*." AMEDIAMETRICS_PROP_EVENT,
		std::string(AMEDIAMETRICS_PROP_EVENT_VALUE_ENDAAUDIOSTREAM),
		std::make_shared<AnalyticsActions::Function>(
		[this](const std::shared_ptr<const android::mediametrics::Item> &item) {
		mAAudioStreamInfo.endAAudioStream(item, AAudioStreamInfo::CALLER_PATH_MMAP);
		}));

		// Handle device use record statistics
		mActions.addAction(
		AMEDIAMETRICS_KEY_PREFIX_AUDIO_RECORD "*." AMEDIAMETRICS_PROP_EVENT,
		@@ -843,4 +880,109 @@ void AudioAnalytics::DeviceConnection::expire() {
		}
		}

		void AudioAnalytics::AAudioStreamInfo::endAAudioStream(
		const std::shared_ptr<const android::mediametrics::Item> &item, CallerPath path) const {
		const std::string& key = item->getKey();

		std::string callerNameStr;
		mAudioAnalytics.mAnalyticsState->timeMachine().get(
		key, AMEDIAMETRICS_PROP_CALLERNAME, &callerNameStr);

		const auto callerName = types::lookup<types::CALLER_NAME, int32_t>(callerNameStr);

		std::string directionStr;
		mAudioAnalytics.mAnalyticsState->timeMachine().get(
		key, AMEDIAMETRICS_PROP_DIRECTION, &directionStr);
		const auto direction = types::lookup<types::AAUDIO_DIRECTION, int32_t>(directionStr);

		int32_t framesPerBurst = -1;
		mAudioAnalytics.mAnalyticsState->timeMachine().get(
		key, AMEDIAMETRICS_PROP_BURSTFRAMES, &framesPerBurst);

		int32_t bufferSizeInFrames = -1;
		mAudioAnalytics.mAnalyticsState->timeMachine().get(
		key, AMEDIAMETRICS_PROP_BUFFERSIZEFRAMES, &bufferSizeInFrames);

		int32_t bufferCapacityInFrames = -1;
		mAudioAnalytics.mAnalyticsState->timeMachine().get(
		key, AMEDIAMETRICS_PROP_BUFFERCAPACITYFRAMES, &bufferCapacityInFrames);

		int32_t channelCount = -1;
		mAudioAnalytics.mAnalyticsState->timeMachine().get(
		key, AMEDIAMETRICS_PROP_CHANNELCOUNT, &channelCount);

		int64_t totalFramesTransferred = -1;
		// TODO: log and get total frames transferred

		std::string perfModeRequestedStr;
		mAudioAnalytics.mAnalyticsState->timeMachine().get(
		key, AMEDIAMETRICS_PROP_PERFORMANCEMODE, &perfModeRequestedStr);
		const auto perfModeRequested =
		types::lookup<types::AAUDIO_PERFORMANCE_MODE, int32_t>(perfModeRequestedStr);

		int32_t perfModeActual = 0;
		// TODO: log and get actual performance mode

		std::string sharingModeStr;
		mAudioAnalytics.mAnalyticsState->timeMachine().get(
		key, AMEDIAMETRICS_PROP_SHARINGMODE, &sharingModeStr);
		const auto sharingMode = types::lookup<types::AAUDIO_SHARING_MODE, int32_t>(sharingModeStr);

		int32_t xrunCount = -1;
		mAudioAnalytics.mAnalyticsState->timeMachine().get(
		key, AMEDIAMETRICS_PROP_UNDERRUN, &xrunCount);

		std::string deviceType;
		// TODO: only routed device id is logged, but no device type

		int32_t formatApp = 0;
		// TODO: log format from app

		std::string formatDeviceStr;
		mAudioAnalytics.mAnalyticsState->timeMachine().get(
		key, AMEDIAMETRICS_PROP_ENCODING, &formatDeviceStr);
		const auto formatDevice = types::lookup<types::ENCODING, int32_t>(formatDeviceStr);

		LOG(LOG_LEVEL) << "key:" << key
		<< " caller_name:" << callerName << "(" << callerNameStr << ")"
		<< " path:" << path
		<< " direction:" << direction << "(" << directionStr << ")"
		<< " frames_per_burst:" << framesPerBurst
		<< " buffer_size:" << bufferSizeInFrames
		<< " buffer_capacity:" << bufferCapacityInFrames
		<< " channel_count:" << channelCount
		<< " total_frames_transferred:" << totalFramesTransferred
		<< " perf_mode_requested:" << perfModeRequested << "(" << perfModeRequestedStr << ")"
		<< " perf_mode_actual:" << perfModeActual
		<< " sharing:" << sharingMode << "(" << sharingModeStr << ")"
		<< " xrun_count:" << xrunCount
		<< " device_type:" << deviceType
		<< " format_app:" << formatApp
		<< " format_device: " << formatDevice << "(" << formatDeviceStr << ")";

		// TODO: send the metric to statsd when the proto is ready
		// if (mAudioAnalytics.mDeliverStatistics) {
		// const auto [ result, str ] = sendToStatsd(AAudioStreamFields,
		// CONDITION(android::util::MEDIAMETRICS_AAUDIOSTREAM_REPORTED)
		// , callerName
		// , path
		// , direction
		// , framesPerBurst
		// , bufferSizeInFrames
		// , bufferCapacityInFrames
		// , channelCount
		// , totalFramesTransferred
		// , perfModeRequested
		// , perfModeActual
		// , sharingMode
		// , xrunCount
		// , deviceType.c_str()
		// , formatApp
		// , formatDevice
		// );
		// ALOGV("%s: statsd %s", __func__, str.c_str());
		// mAudioAnalytics.mStatsdLog.log("%s", str.c_str());
		// }
		}

		} // namespace android::mediametrics

services/mediametrics/AudioAnalytics.h

+23 −0

Original line number	Diff line number	Diff line
		@@ -189,6 +189,29 @@ private:
		int32_t mA2dpConnectionUnknowns GUARDED_BY(mLock) = 0;
		} mDeviceConnection{*this};

		// AAudioStreamInfo is a nested class which collect aaudio stream info from both client and
		// server side.
		class AAudioStreamInfo {
		public:
		// All the enum here must be kept the same as the ones defined in atoms.proto
		enum CallerPath {
		CALLER_PATH_UNKNOWN = 0,
		CALLER_PATH_LEGACY = 1,
		CALLER_PATH_MMAP = 2,
		};

		explicit AAudioStreamInfo(AudioAnalytics &audioAnalytics)
		: mAudioAnalytics(audioAnalytics) {}

		void endAAudioStream(
		const std::shared_ptr<const android::mediametrics::Item> &item,
		CallerPath path) const;

		private:

		AudioAnalytics &mAudioAnalytics;
		} mAAudioStreamInfo{*this};

		AudioPowerUsage mAudioPowerUsage{this};
		};

services/mediametrics/AudioTypes.cpp

+100 −0

Original line number	Diff line number	Diff line
		@@ -154,6 +154,40 @@ const std::unordered_map<std::string, int32_t>& getAudioTrackTraitsMap() {
		return map;
		}

		const std::unordered_map<std::string, int32_t>& getAAudioDirection() {
		// DO NOT MODIFY VALUES(OK to add new ones).
		// This may be found in frameworks/av/media/libaaudio/include/aaudio/AAudio.h
		static std::unordered_map<std::string, int32_t> map {
		// UNKNOWN is -1
		{"AAUDIO_DIRECTION_OUTPUT", 0},
		{"AAUDIO_DIRECTION_INPUT", 1},
		};
		return map;
		}

		const std::unordered_map<std::string, int32_t>& getAAudioPerformanceMode() {
		// DO NOT MODIFY VALUES(OK to add new ones).
		// This may be found in frameworks/av/media/libaaudio/include/aaudio/AAudio.h
		static std::unordered_map<std::string, int32_t> map {
		// UNKNOWN is -1
		{"AAUDIO_PERFORMANCE_MODE_NONE", 10},
		{"AAUDIO_PERFORMANCE_MODE_POWER_SAVING", 11},
		{"AAUDIO_PERFORMANCE_MODE_LOW_LATENCY", 12},
		};
		return map;
		}

		const std::unordered_map<std::string, int32_t>& getAAudioSharingMode() {
		// DO NOT MODIFY VALUES(OK to add new ones).
		// This may be found in frameworks/av/media/libaaudio/include/aaudio/AAudio.h
		static std::unordered_map<std::string, int32_t> map {
		// UNKNOWN is -1
		{"AAUDIO_SHARING_MODE_EXCLUSIVE", 0},
		{"AAUDIO_SHARING_MODE_SHARED", 1},
		};
		return map;
		}

		// Helper: Create the corresponding int32 from string flags split with '\|'.
		template <typename Traits>
		int32_t int32FromFlags(const std::string &flags)
		@@ -433,4 +467,70 @@ int32_t lookup<TRACK_TRAITS>(const std::string &traits)
		return flagsFromMap(traits, getAudioTrackTraitsMap());
		}

		template <>
		std::string lookup<AAUDIO_DIRECTION>(const std::string &direction)
		{
		auto& map = getAAudioDirection();
		auto it = map.find(direction);
		if (it == map.end()) {
		return "";
		}
		return direction;
		}

		template <>
		int32_t lookup<AAUDIO_DIRECTION>(const std::string &direction)
		{
		auto& map = getAAudioDirection();
		auto it = map.find(direction);
		if (it == map.end()) {
		return -1; // return unknown
		}
		return it->second;
		}

		template <>
		std::string lookup<AAUDIO_PERFORMANCE_MODE>(const std::string &performanceMode)
		{
		auto& map = getAAudioPerformanceMode();
		auto it = map.find(performanceMode);
		if (it == map.end()) {
		return "";
		}
		return performanceMode;
		}

		template <>
		int32_t lookup<AAUDIO_PERFORMANCE_MODE>(const std::string &performanceMode)
		{
		auto& map = getAAudioPerformanceMode();
		auto it = map.find(performanceMode);
		if (it == map.end()) {
		return -1; // return unknown
		}
		return it->second;
		}

		template <>
		std::string lookup<AAUDIO_SHARING_MODE>(const std::string &sharingMode)
		{
		auto& map = getAAudioSharingMode();
		auto it = map.find(sharingMode);
		if (it == map.end()) {
		return "";
		}
		return sharingMode;
		}

		template <>
		int32_t lookup<AAUDIO_SHARING_MODE>(const std::string &sharingMode)
		{
		auto& map = getAAudioSharingMode();
		auto it = map.find(sharingMode);
		if (it == map.end()) {
		return -1; // return unknown
		}
		return it->second;
		}

		} // namespace android::mediametrics::types