IMFTimecodeTranslate interface
Converts between Society of Motion Picture and Television Engineers (SMPTE) time codes and 100-nanosecond time units.
Members
The IMFTimecodeTranslate interface inherits from the IUnknown interface. IMFTimecodeTranslate also has these types of members:
Methods
The IMFTimecodeTranslate interface has these methods.
| Method | Description |
|---|---|
| BeginConvertHNSToTimecode |
Starts an asynchronous call to convert time in 100-nanosecond units to SMPTE time code. |
| BeginConvertTimecodeToHNS |
Starts an asynchronous call to convert SMPTE time code to 100-nanosecond units. |
| EndConvertHNSToTimecode |
Completes an asynchronous request to convert time in 100-nanosecond units to SMPTE time code. |
| EndConvertTimecodeToHNS |
Completes an asynchronous request to convert time in 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
|
Minimum supported client |
Windows 7 [desktop apps only] |
|---|---|
|
Minimum supported server |
Windows Server 2008 R2 [desktop apps only] |
|
Header |
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See also