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Commit f7709fdb authored by Kriti Dang's avatar Kriti Dang
Browse files

Fetch surround sound metrics 

Register for media capabilities metrics and fetch the surround sound
metrics

Bug: 202395775
Test: m statsd_testdrive; statsd_testdrive 10130
Change-Id: I749263cb7b57c1fef5e8051dcb65851621170a70
parent 420679de

services/core/java/com/android/server/stats/pull/StatsPullAtomService.java

+62 −0
Original line number Diff line number Diff line
@@ -95,6 +95,7 @@ import android.content.pm.UserInfo; 
import android.hardware.biometrics.BiometricsProtoEnums;

import android.hardware.face.FaceManager;

import android.hardware.fingerprint.FingerprintManager;

import android.media.AudioManager;

import android.net.ConnectivityManager;

import android.net.INetworkStatsService;

import android.net.INetworkStatsSession;
@@ -743,6 +744,8 @@ public class StatsPullAtomService extends SystemService { 
                        return pullAccessibilityShortcutStatsLocked(atomTag, data);

                    case FrameworkStatsLog.ACCESSIBILITY_FLOATING_MENU_STATS:

                        return pullAccessibilityFloatingMenuStatsLocked(atomTag, data);

                    case FrameworkStatsLog.MEDIA_CAPABILITIES:

                        return pullMediaCapabilitiesStats(atomTag, data);

                    default:

                        throw new UnsupportedOperationException("Unknown tagId=" + atomTag);

                }
@@ -940,6 +943,7 @@ public class StatsPullAtomService extends SystemService { 
        registerKeystoreCrashStats();

        registerAccessibilityShortcutStats();

        registerAccessibilityFloatingMenuStats();

        registerMediaCapabilitiesStats();

    }



    private void initAndRegisterNetworkStatsPullers() {
@@ -4188,6 +4192,16 @@ public class StatsPullAtomService extends SystemService { 
        );

    }



    private void registerMediaCapabilitiesStats() {

        int tagId = FrameworkStatsLog.MEDIA_CAPABILITIES;

        mStatsManager.setPullAtomCallback(

                tagId,

                null, // use default PullAtomMetadata values

                DIRECT_EXECUTOR,

                mStatsCallbackImpl

        );

    }



    int parseKeystoreStorageStats(KeystoreAtom[] atoms, List<StatsEvent> pulledData) {

        for (KeystoreAtom atomWrapper : atoms) {

            if (atomWrapper.payload.getTag() != KeystoreAtomPayload.storageStats) {
@@ -4470,6 +4484,54 @@ public class StatsPullAtomService extends SystemService { 
        return StatsManager.PULL_SUCCESS;

    }



    int pullMediaCapabilitiesStats(int atomTag, List<StatsEvent> pulledData) {

        AudioManager audioManager = mContext.getSystemService(AudioManager.class);

        if (audioManager == null) {

            return StatsManager.PULL_SKIP;

        }



        // get the surround sound metrics information

        Map<Integer, Boolean> surroundEncodingsMap = audioManager.getSurroundFormats();

        byte[] surroundEncodings =

                getAudioEncodingsAsProto(new ArrayList(surroundEncodingsMap.keySet()));

        byte[] sinkSurroundEncodings =

                getAudioEncodingsAsProto(audioManager.getReportedSurroundFormats());

        List<Integer> disabledSurroundEncodingsList = new ArrayList<>();

        List<Integer> enabledSurroundEncodingsList = new ArrayList<>();

        for (int surroundEncoding:  surroundEncodingsMap.keySet()) {

            if (!surroundEncodingsMap.get(surroundEncoding)) {

                disabledSurroundEncodingsList.add(surroundEncoding);

            } else {

                enabledSurroundEncodingsList.add(surroundEncoding);

            }

        }

        byte[] disabledSurroundEncodings = getAudioEncodingsAsProto(disabledSurroundEncodingsList);

        byte[] enabledSurroundEncodings = getAudioEncodingsAsProto(enabledSurroundEncodingsList);

        int surroundOutputMode = audioManager.getEncodedSurroundMode();



        // TODO(b/203185126) : Remove the display capabilities metrics mock and retrieve actual

        //  metrics

        byte[] mockByteArray = new byte[0];

        pulledData.add(

                FrameworkStatsLog.buildStatsEvent(

                        atomTag, surroundEncodings, sinkSurroundEncodings,

                        disabledSurroundEncodings, enabledSurroundEncodings, surroundOutputMode,

                        mockByteArray, mockByteArray, -1, -1, mockByteArray,

                        -1, -1, 0.0f, false));



        return StatsManager.PULL_SUCCESS;

    }



    private byte[] getAudioEncodingsAsProto(List<Integer> audioEncodings) {

        ProtoOutputStream protoOutputStream = new ProtoOutputStream();

        for (int audioEncoding : audioEncodings) {

            protoOutputStream.write(

                    ProtoOutputStream.FIELD_COUNT_REPEATED | ProtoOutputStream.FIELD_TYPE_ENUM | 1,

                    audioEncoding);

        }

        return protoOutputStream.getBytes();

    }



    /**

     * Counts how many accessibility services (including features) there are in the colon-separated

     * string list.