[ECOService] Add stats/info logging support.

Bug: 117877984
Test: Unit test.

Change-Id: If8d0423f5610a435931af9ea7ece3da3263a5b27

2 files changed, 19 insertions, 0 deletions

diff --git a/media/eco/include/eco/ECODebug.h b/media/eco/include/eco/ECODebug.h
index 1b25a33..b250f64 100644
--- a/media/eco/include/eco/ECODebug.h
+++ b/media/eco/include/eco/ECODebug.h
@@ -27,6 +27,10 @@ namespace media {
 namespace eco {
 
 static const char* kDebugLogsLevelProperty = "media.ecoservice.log.level";
+static const char* kDebugLogStats = "media.ecoservice.log.stats";
+static const char* kDebugLogStatsSize = "media.ecoservice.log.stats.size";
+static const char* kDebugLogInfos = "media.ecoservice.log.info";
+static const char* kDebugLogInfosSize = "media.ecoservice.log.info.size";
 
 // A debug variable that should only be accessed by ECOService through updateLogLevel. It is rare
 // that this variable will have race condition. But if so, it is ok as this is just for debugging.
diff --git a/media/eco/include/eco/ECOSession.h b/media/eco/include/eco/ECOSession.h
index 921efbd..afde89c 100644
--- a/media/eco/include/eco/ECOSession.h
+++ b/media/eco/include/eco/ECOSession.h
@@ -160,6 +160,21 @@ private:
 
     // Frame rate in frames per second. -1 means not available.
     float mFramerateFps;
+
+    // Debug related flags.
+    bool mLogStats;
+    uint32_t mLogStatsEntries;  // number of stats received from the provider.
+    std::list<ECOData> mStatsDebugBuffer;
+
+    // Pushes the ECOData to the debug buffer.
+    void logStats(const ECOData& data);
+
+    bool mLogInfo;
+    uint32_t mLogInfoEntries;  // number of infos sent to the listener.
+    std::list<ECOData> mInfosDebugBuffer;
+
+    // Pushes the ECOData to the debug buffer.
+    void logInfos(const ECOData& data);
 };
 
 }  // namespace eco