Microsoft-Windows-MediaFoundation-Performance-Core
255 events across 1 channel
Event ID 1: AudStreamSink_SetWorkQueue Object object WorkQueueId=WorkQueueId MultiThreaded=IsMultithread.
#Event ID 2: AudEngineStream_AudEngineStream Event
#Description
AudEngineStream_AudEngineStream Event.
Message #
Fields #
| Name | Description |
|---|---|
object Pointer | |
m_u32StreamingPeriodMS UInt32 | |
m_u32RenderBufferSizeInFrames UInt32 | |
m_ui64ClockTicksPerSecond UInt64 | |
m_u32AudioClientType UInt32 | |
IsEventDriven Boolean | |
FillSilenceWhenStarving Boolean | |
FillCompressedSilenceWhenStarving Boolean | |
DropLateData Boolean | |
hResult UInt32 |
Event ID 3: AudEngineStream_DelAudEngineStream Event
#Event ID 4: AudEngineStream_ReleaseStream Event
#Event ID 5: AudEngineStream_BeginStreamSwitch_Enter
#Event ID 6: AudEngineStream_BeginStreamSwitch_Exit
#Event ID 7: AudEngineStream_Flush_Enter
#Event ID 8: AudEngineStream_Flush_Exit
#Event ID 9: AudEngineStream_SetState_Enter
#Event ID 10: AudEngineStream_SetState_Exit
#Event ID 11: AudEngineStream_GetPositionInternal_Enter
#Event ID 12: AudEngineStream_GetPositionInternal_Exit
#Event ID 13: AudEngineStream_HandleStarvation_Enter
#Event ID 14: AudEngineStream_HandleStarvation_ReadForStreamSwitch
#Event ID 15: AudEngineStream_HandleStarvation_Starved_Glitch
#Event ID 16: AudEngineStream_HandleStarvation_ForceSilence
#Event ID 17: AudEngineStream_HandleEOSBuffer_Info
#Event ID 18: AudEngineStream_HandleStarvation_Exit
#Event ID 19: AudEngineStream_HandleEOSBuffer_Enter
#Event ID 20: AudEngineStream_HandleEOSBuffer_Exit
#Event ID 21: AudEngineStream_ScheduleEOSTimer_Enter
#Event ID 22: AudEngineStream_ScheduleEOSTimer_Exit
#Event ID 23: AudEngineStream_FillRenderBuffer_Enter
#Event ID 24: AudEngineStream_FillRenderBuffer_BufferInfo
#Event ID 25: AudEngineStream_FillRenderBuffer_LastBufferFrameCount
#Event ID 26: AudEngineStream_FillRenderBuffer_NotEnoughData
#Event ID 27: AudEngineStream_FillRenderBuffer_FillSilence_Glitch
#Event ID 28: AudEngineStream_FillRenderBuffer_Exit
#Event ID 29: AudEngineStream_BeginEOS
#Event ID 30: AudEngineStream_InsertMarker_Enter
#Event ID 31: AudEngineStream_InsertMarker_Exit
#Event ID 32: AudEngineStream_FreeRenderContainer
#Event ID 33: AudEngineStream_StartLocalGraph_Enter
#Event ID 34: AudEngineStream_StartLocalGraph_Exit
#Event ID 35: AudEngineStream_StopLocalGraph_Enter
#Event ID 36: AudEngineStream_StopLocalGraph_InvokeStreamSwitching
#Event ID 37: AudEngineStream_StopLocalGraph_Exit
#Event ID 38: AudEngineStream_CMFPump_DoWork_Enter
#Event ID 39: AudEngineStream_CMFPump_DoWork_States
#Event ID 40: AudEngineStream_CMFPump_DoWork_Exit
#Event ID 41: AudEngineStream_CheckForEOS_Enter
#Event ID 42: AudEngineStream_CheckForEOS_PumpStopped
#Event ID 43: AudEngineStream_CheckForEOS_Exit
#Event ID 44: AudEngineStream_RetryDoWork_Enter
#Event ID 45: AudEngineStream_RetryDoWork_Exit
#Event ID 46: AudEngineStream_DelayStart_Enter
#Event ID 47: AudEngineStream_DelayStart_Exit
#Event ID 48: AudEngineStream_CMFPump_Start_Enter
#Event ID 49: AudEngineStream_CMFPump_Start_Exit
#Event ID 50: AudEngineStream_CMFPump_Stop_Enter
#Event ID 51: AudEngineStream_CMFPump_Stop_Exit
#Event ID 52: AudEngineStream_OnSessionDisconnected
#Event ID 53: AudStreamSink_AudStreamSink
#Event ID 54: AudStreamSink_DelAudStreamSink_Enter
#Event ID 55: AudStreamSink_DelAudStreamSink_Exit
#Event ID 56: AudStreamSink_InitializeMediaTypeHandlerList_Enter
#Event ID 57: AudStreamSink_InitializeMediaTypeHandlerList_Exit
#Event ID 58: AudStreamSink_ShouldSampleBeDropped
#Event ID 59: AudStreamSink_ProcessSample_Enter
#Event ID 60: AudStreamSink_ProcessSample_Info
#Event ID 61: AudStreamSink_ProcessSample_SampleInfo
#Event ID 62: AudStreamSink_ProcessSample_PrerollDone
#Event ID 63: AudStreamSink_ProcessSample_NeedMoreData
#Event ID 64: AudStreamSink_ProcessSample_Exit
#Event ID 65: AudStreamSink_PlaceMarker_Enter
#Event ID 66: AudStreamSink_PlaceMarker_Info
#Event ID 67: AudStreamSink_PlaceMarker_Exit
#Event ID 68: AudStreamSink_InternalFlush_Enter
#Event ID 69: AudStreamSink_InternalFlush_Exit
#Event ID 70: AudStreamSink_Flush_Enter
#Event ID 71: AudStreamSink_Flush_Exit
#Event ID 72: AudStreamSink_StartPrerolling_Enter
#Event ID 73: AudStreamSink_StartPrerolling_Exit
#Event ID 74: AudStreamSink_FlushMarkers_Enter
#Event ID 75: AudStreamSink_EOSMarkerFired
#Event ID 76: AudStreamSink_RemoveFromSink_Enter
#Event ID 77: AudStreamSink_RemoveFromSink_Exit
#Event ID 78: AudStreamSink_SetMediaType_Enter
#Event ID 79: AudStreamSink_SetMediaType_States
#Event ID 80: AudStreamSink_SetMediaType_Exit
#Event ID 81: AudStreamSink_InternalGetTime_Enter
#Event ID 82: AudStreamSink_InternalGetTime_Exit
#Event ID 83: AudStreamSink_GetTime_Enter
#Event ID 84: AudStreamSink_GetTime_BadStreamTime
#Event ID 85: AudStreamSink_InternalGetTime_Info
#Event ID 86: AudStreamSink_GetTime_Exit
#Event ID 87: AudStreamSink_FinishOnClockStart_Enter
#Event ID 88: AudStreamSink_FinishOnClockStart_Exit
#Event ID 89: AudStreamSink_PostOnClockStart_Enter
#Event ID 90: AudStreamSink_PostOnClockStart_Exit
#Event ID 91: AudStreamSink_UpdateStartTime_Enter
#Event ID 92: AudStreamSink_UpdateStartTime_Exit
#Event ID 93: AudStreamSink_InternalOnClockStop_Enter
#Event ID 94: AudStreamSink_InternalOnClockStop_Exit
#Event ID 95: AudStreamSink_FinishOnClockStop_Enter
#Event ID 96: AudStreamSink_FinishOnClockStop_Exit
#Event ID 97: AudStreamSink_FinishOnClockPause_Enter
#Event ID 98: AudStreamSink_FinishOnClockPause_Exit
#Event ID 99: AudStreamSink_FinishOnClockSetRate_Enter
#Event ID 100: AudStreamSink_FinishOnClockSetRate_Exit
#Event ID 101: AudStreamSink_PostOnClockSetRate_Enter
#Event ID 102: AudStreamSink_PostOnClockSetRate_Exit
#Event ID 103: AudStreamSink_CreateAudioStreamInternal_Enter
#Event ID 104: AudStreamSink_CreateAudioStreamInternal_Exit
#Event ID 105: AudStreamSink_GetDevicePosition_Enter
#Event ID 106: AudStreamSink_GetDevicePosition_Exit
#Event ID 107: AudStreamSink_SubmitSilence_Enter
#Event ID 108: AudStreamSink_SubmitSilence_Exit
#Event ID 109: AudStreamSink_DispatchMarker_Enter
#Event ID 110: AudStreamSink_DispatchMarker_Exit
#Event ID 111: AudStreamSink_OnFreeRenderContainer_Enter
#Event ID 112: AudStreamSink_OnFreeRenderContainer_QueueNotEmpty
#Event ID 113: AudStreamSink_OnFreeRenderContainer_Exit
#Event ID 114: AudStreamSink_OnInvokeStreamSwitch_Enter
#Event ID 115: AudStreamSink_OnInvokeStreamSwitch_Exit
#Event ID 116: AudStreamSink_HandleScrubSample_Enter
#Event ID 117: AudStreamSink_HandleScrubSample_Exit
#Event ID 118: AudStreamSink_SubmitData_Enter
#Event ID 119: AudStreamSink_SubmitData_Exit
#Event ID 120: AudStreamSink_ComputeRenderPosition_Enter
#Event ID 121: AudStreamSink_ComputeRenderPosition_Exit
#Event ID 122: AudStreamSink_GetPresentationTime_Enter
#Event ID 123: AudStreamSink_GetPresentationTime_Exit
#Event ID 124: AudStreamSink_RenderSample_Enter
#Event ID 125: AudStreamSink_RenderSample_Exit
#Event ID 126: AudStreamSink_GetPositionWrapper_Enter
#Event ID 127: AudStreamSink_GetPositionWrapper_Exit
#Event ID 128: AudStreamSink_TrimBuffer_Enter
#Event ID 129: AudStreamSink_TrimBuffer_Exit
#Event ID 130: AudStreamSink_EnableSampleRequests
#Event ID 131: AudStreamSink_RequestMoreSamples_Enter
#Event ID 132: AudStreamSink_RequestMoreSamples_Exit
#Event ID 133: AudStreamSink_DoneWithReceivedSample_Enter
#Event ID 134: AudStreamSink_DoneWithReceivedSample_Exit
#Event ID 135: AudStreamSink_CheckAllocationLimits_Offload
#Event ID 136: AudStreamSink_CheckAllocationLimits_NeedMoreData
#Event ID 137: AudStreamSink_CheckAllocationLimits_LowerMaxRequest
#Event ID 138: AudStreamSink_HandleDeviceRemoved_Enter
#Event ID 139: AudStreamSink_HandleDeviceRemoved_AlreadyInProgress
#Event ID 140: AudStreamSink_HandleDeviceRemoved_Exit
#Event ID 141: AudStreamSink_OnHandleDeviceRemovedWorker_Enter
#Event ID 142: AudStreamSink_OnHandleDeviceRemovedWorker_RenderContainerIsEmpty
#Event ID 143: AudStreamSink_OnHandleDeviceRemovedWorker_DeviceNotReadyTimeout
#Event ID 144: AudStreamSink_OnHandleDeviceRemovedWorker_Exit
#Event ID 145: AudStreamSink_OnSoundLevelChanged_Enter
#Event ID 146: AudStreamSink_OnSoundLevelChanged_Exit
#Event ID 147: AudStreamSink_DoInvalidateAudEngineStream_Enter
#Event ID 148: AudStreamSink_DoInvalidateAudEngineStream_ReleasePendingStream
#Event ID 149: AudStreamSink_DoInvalidateAudEngineStream_ReleaseResouce
#Event ID 150: AudStreamSink_DoInvalidateAudEngineStream_ReleaseStream
#Event ID 151: AudStreamSink_DoInvalidateAudEngineStream_TimeUpdate
#Event ID 152: AudStreamSink_DoInvalidateAudEngineStream_Exit
#Event ID 153: AudStreamSink_InvokePipelineFormatChange_Enter
#Event ID 154: AudStreamSink_InvokePipelineFormatChange_QueueMEStreamSinkFormatInvalidated
#Event ID 155: AudStreamSink_InvokePipelineFormatChange_Exit
#Event ID 156: AudStreamSink_RecreateAudioStream_Enter
#Event ID 157: AudStreamSink_RecreateAudioStream_EngineStreamPending
#Event ID 158: AudStreamSink_RecreateAudioStream_ReleaseStream
#Event ID 159: AudStreamSink_RecreateAudioStream_Exit
#Event ID 160: AudStreamSink_QueueAudioSessionChangedEvent_Enter
#Event ID 161: AudStreamSink_QueueAudioSessionChangedEvent_SignalDeviceReady
#Event ID 162: AudStreamSink_QueueAudioSessionChangedEvent_Exit
#Event ID 163: AudStreamSink_InvalidateInternalStream_Enter
#Event ID 164: AudStreamSink_InvalidateInternalStream_QueueCallback
#Event ID 165: AudStreamSink_InvalidateInternalStream_Exit
#Event ID 166: Notification_OnDefaultDeviceChanged_Enter
#Event ID 167: Notification_OnDefaultDeviceChanged_QueueEventToEngineStream
#Event ID 168: Notification_OnDefaultDeviceChanged_Exit
#Event ID 169: Notification_OnDeviceStateChanged_Enter
#Event ID 170: Notification_OnDeviceStateChanged_QueueDeviceRemovedEvent
#Event ID 171: Notification_OnDeviceStateChanged_Exit
#Event ID 172: Notification_OnDeviceAdded_Enter
#Event ID 173: Notification_OnDeviceRemoved_Enter
#Event ID 174: Notification_OnDeviceRemoved_QueueDeviceRemovedEvent
#Event ID 175: Notification_OnDeviceRemoved_Exit
#Event ID 176: AudioMediaSink_TestStreamInvalidation
#Event ID 177: AudStreamSink_RenderContainer_FreeSample
#Event ID 178: AudEngineStream_FillRenderBuffer_FirstReleaseBuffer
#Event ID 179: AudioMediaSink_GetCorrelatedTime
#Event ID 180: AudStreamSink_CheckMediaType_Enter
#Event ID 181: AudStreamSink_CheckMediaType_Exit
#Event ID 182: AudStreamSink_WaveFormat
#Event ID 183: AudStreamSink_IsFormatSupported_Enter
#Event ID 184: AudStreamSink_IsFormatSupported_Exit
#Event ID 185: AudStreamSink_SetStreamInvalidating_On
#Event ID 186: AudStreamSink_SetStreamInvalidating_Off
#Event ID 187: AudStreamSink_IsFormatSupportedInternal_Enter
#Event ID 188: AudStreamSink_IsFormatSupportedInternal_Exit
#Event ID 189: AudStreamSink_DetermineAudioClientBufferDuration_Enter
#Event ID 190: AudStreamSink_DetermineAudioClientBufferDuration_Exit
#Event ID 191: AudStreamSink_DoLateBinding_Enter
#Event ID 192: AudStreamSink_DoLateBinding_Exit
#Event ID 193: AudEngineStream_CMFPump_Schedule_RetryDoWork
#Event ID 194: AudStreamSink_DelayEOSMarker
#Event ID 195: AudStreamSink_FillState_Enter
#Event ID 196: AudStreamSink_FillState_Leave
#Event ID 197: AudStreamSink_Timer_Start
#Event ID 198: AudStreamSink_Timer_Stop
#Event ID 199: AudStreamSink_Dejitterer_Reset
#Event ID 200: AudStreamSink_Dejitterer_ClockSmooth
#Event ID 500: AudCaptureStream_ReadCaptureBuffer
#Event ID 501: AudCaptureStream_QueueAudioSessionChangedEvent
#Event ID 502: AudCaptureStream_UpdateStreamingCharacteristics
#Event ID 503: AudCaptureStream_Shutdown_Enter
#Event ID 504: AudCaptureStream_Shutdown_Exit
#Event ID 505: AudCaptureStream_Initialize_Enter
#Event ID 506: AudCaptureStream_Initialize_Exit
#Event ID 507: AudCaptureStream_BindToMicrophone_Enter
#Event ID 508: AudCaptureStream_BindToMicrophone_Exit
#Event ID 509: AudCaptureStream_CreateAudioClient2_Enter
#Event ID 510: AudCaptureStream_CreateAudioClient2_Exit
#Event ID 511: AudCaptureStream_CreateCaptureStream_Enter
#Event ID 512: AudCaptureStream_CreateCaptureStream_Exit
#Event ID 513: AudCaptureStream_ReadCaptureBuffer_Enter
#Event ID 514: AudCaptureStream_ReadCaptureBuffer_Exit
#Event ID 515: AudCaptureStream_FlushSamples_Enter
#Event ID 516: AudCaptureStream_FlushSamples_Exit
#Event ID 517: AudCaptureStream_StartStream_Enter
#Event ID 518: AudCaptureStream_StartStream_Exit
#Event ID 519: AudCaptureStream_StopStream_Enter
#Event ID 520: AudCaptureStream_StopStream_Exit
#Event ID 521: AudCaptureStream_Pump_Start_Enter
#Event ID 522: AudCaptureStream_Pump_Start_Exit
#Event ID 523: AudCaptureStream_Pump_Stop_Enter
#Event ID 524: AudCaptureStream_Pump_Stop_Exit
#Event ID 525: AudCaptureStream_Pump_DoWork_Enter
#Event ID 526: AudCaptureStream_Pump_DoWork_Exit
#Event ID 527: AudioCaptureSessionNotify_OnSessionDisconnected
#Event ID 528: AudCaptureStream_ReadCaptureBuffer_GetBuffer
#Event ID 529: AudCaptureStream_SetMasterVolume
#Event ID 530: AudCaptureStream_SetMute
#Event ID 531: AudCaptureStream_Constructor_Enter
#Event ID 532: AudCaptureStream_Constructor_Exit
#Event ID 533: AudCaptureStream_Destructor_Enter
#Event ID 534: AudCaptureStream_Destructor_Exit
#Event ID 535: AudCaptureStream_DestroyCaptureStream_Enter
#Event ID 536: AudCaptureStream_DestroyCaptureStream_Exit
#Event ID 537: AudCaptureStream_CreateCaptureStream_WAVEFORMAT
#Event ID 538: AudCaptureStream_GetMediaType_WAVEFORMAT
#Event ID 539: AudCaptureStream_GetMediaType
#Event ID 540: AudCaptureStream_GetCurrentMediaType
#Event ID 541: AudCaptureStream_GetSample
#Event ID 542: AudCaptureStream_AddSample
#Event ID 543: AudCaptureStream_SetCurrentMediaType_Enter
#Event ID 544: AudCaptureStream_SetCurrentMediaType_Exit
#Event ID 545: AudCaptureStream_SetMediaType_WAVEFORMAT
#Event ID 546: AudCaptureStream_GetService
#Event ID 547: AudCaptureStream_ReadCaptureBuffer_CurrentPadding
#Event ID 600: PresClock_SetState object=object state=State llClockOffset=ClockOffset qpc=QPC.
#Event ID 650: QM_SampleLag object=object samplesReceived=SrcObject LateSamples=SamplesReceived totalLateTime_ms=LateSamples SampleLatency=TotalLateTime_ms.
#Description
QM_SampleLag object=object samplesReceived=SrcObject LateSamples=SamplesReceived totalLateTime_ms=LateSamples SampleLatency=TotalLateTime_ms.
Message #
Fields #
| Name | Description |
|---|---|
object Pointer | |
SrcObject Pointer | |
SamplesReceived Int32 | |
LateSamples Int64 | |
TotalLateTime_ms Int64 | |
SampleLatency_hns Int64 | |
SampleTime_hns Int64 |
Event ID 651: QM_AdviseClientsOnBranch_Start object=object node=Node output=OutputIndex WorkdQueueID=WorkQueueID.
#Event ID 652: QM_AdviseClientsOnBranch_Stop object=object node=Node output=OutputIndex WorkdQueueID=WorkQueueID.
#Event ID 700: MPEG2Mux_ProcessInput object=object stream=Stream timeStamp=SamplePtr.
#Event ID 701: MPEG2Mux_MuxSample object=object stream=Stream ES_Stream=ES_Stream timeStamp=TimeStamp PackSize=PackSize LastPCR=LastPCR.
#Event ID 702: MPEG2Mux_UpdatePCR object=object PCR=PCR.
#Provenance
Where this provider's schema came from, and which Windows build it was observed on. Windows can change a provider's event schema between builds, so use this to judge whether it matches the build you collect from.
ETW provider GUID b20e65ac-c905-4014-8f78-1b6a508142eb
Defined in mfcore.dll, which carries the event manifest.
Observed on:
- WS2022-20348.4893, schema read from the registered manifest, binary version 10.0.20348.1, captured 2026-06-02
- Win11-26200.6584, schema read from the registered manifest, binary version 10.0.26100.1, captured 2026-06-02