IMFTimecodeTranslate interface (mfidl.h)
Converts between Society of Motion Picture and Television Engineers (SMPTE) time codes and 100-nanosecond time units.
Inheritance
The IMFTimecodeTranslate interface inherits from the IUnknown interface. IMFTimecodeTranslate also has these types of members:
Methods
The IMFTimecodeTranslate interface has these methods.
| IMFTimecodeTranslate::BeginConvertHNSToTimecode Starts an asynchronous call to convert time in 100-nanosecond units to Society of Motion Picture and Television Engineers (SMPTE) time code. |
| IMFTimecodeTranslate::BeginConvertTimecodeToHNS Starts an asynchronous call to convert Society of Motion Picture and Television Engineers (SMPTE) time code to 100-nanosecond units. |
| IMFTimecodeTranslate::EndConvertHNSToTimecode Completes an asynchronous request to convert time in 100-nanosecond units to Society of Motion Picture and Television Engineers (SMPTE) time code. |
| IMFTimecodeTranslate::EndConvertTimecodeToHNS Completes an asynchronous request to convert time in Society of Motion Picture and Television Engineers (SMPTE) time code to 100-nanosecond units. |
Remarks
If an object supports this interface, it must expose the interface as a service. To get a pointer to the interface, call IMFGetService::GetService with the service identifier MF_TIMECODE_SERVICE.
The Advanced Streaming Format (ASF) media source exposes this interface.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 7 [desktop apps only] |
| Minimum supported server | Windows Server 2008 R2 [desktop apps only] |
| Target Platform | Windows |
| Header | mfidl.h |