203 #define MM_PREFIX "android.media.audiotrack." // avoid cut-n-paste errors.  in gather()  macro
207     mMetricsItem->setCString(MM_PREFIX "streamtype", toString(track->streamType()).c_str());  in gather()
208     mMetricsItem->setCString(MM_PREFIX "type",  in gather()
210     mMetricsItem->setCString(MM_PREFIX "usage", toString(track->mAttributes.usage).c_str());  in gather()
213     mMetricsItem->setInt32(MM_PREFIX "sampleRate", (int32_t)track->mSampleRate);  in gather()
214     mMetricsItem->setInt64(MM_PREFIX "channelMask", (int64_t)track->mChannelMask);  in gather()
216     mMetricsItem->setInt32(MM_PREFIX "portId", (int32_t)track->mPortId);  in gather()
217     mMetricsItem->setCString(MM_PREFIX "encoding", toString(track->mFormat).c_str());  in gather()
218     mMetricsItem->setInt32(MM_PREFIX "frameCount", (int32_t)track->mFrameCount);  in gather()
219     mMetricsItem->setCString(MM_PREFIX "attributes", toString(track->mAttributes).c_str());  in gather()
220     mMetricsItem->setCString(MM_PREFIX "logSessionId", track->mLogSessionId.c_str());  in gather()
221     mMetricsItem->setInt32(MM_PREFIX "underrunFrames", (int32_t)track->getUnderrunFrames());  in gather()