Represents a list of subtitle tracks. Call the ILMDmxSubtitle interface to get track lists from a demultiplexer, or the ILMMuxSubtitle interface to get track lists from a multiplexer.
Type | Name | Description |
---|---|---|
LONG | Count | A read-only property that represents number of tracks contained in the list. |
trackid | A long value that specifies which track identifier in the list to retrieve. |
index | A pointer to a long variable that receives the index of the track. A value of -1 is returned if the list does not contain a track with the specified identifier. |
Gets the list index of a track for the specified track identifier.
S_OK if successful; < 0 if an error occurred.
trackid | A long value that specifies which track identifier in the list to retrieve. |
track | A pointer to a variable that receives a pointer to the IMFSubtitleTrack interface for the track. |
Gets an ILMSubtitleTrack interface for a track, using the track identifier.
S_OK if successful; < 0 if an error occurred.
E_INVALIDARG |
The track is not in the Tracks list. |
index | A long value that specifies the index of the track in the list to retrieve. |
track | A pointer to a variable that receives a pointer to the IMFSubtitleTrack interface for the track. |
Gets the ILMSubtitleTrack interface for a track, using the track list index.
S_OK if successful; < 0 if an error occurred.
E_INVALIDARG |
The track is not in the Tracks list. |
Help Collections
Raster .NET | C API | C++ Class Library | HTML5 JavaScript
Document .NET | C API | C++ Class Library | HTML5 JavaScript
Medical .NET | C API | C++ Class Library | HTML5 JavaScript
Medical Web Viewer .NET
Multimedia
Direct Show .NET | C API | Filters
Media Foundation .NET | C API | Transforms
Supported Platforms
.NET, Java, Android, and iOS/macOS Assemblies
Imaging, Medical, and Document
C API/C++ Class Libraries
Imaging, Medical, and Document
HTML5 JavaScript Libraries
Imaging, Medical, and Document
Your email has been sent to support! Someone should be in touch! If your matter is urgent please come back into chat.
Chat Hours:
Monday - Friday, 8:30am to 6pm ET
Thank you for your feedback!
Please fill out the form again to start a new chat.
All agents are currently offline.
Chat Hours:
Monday - Friday
8:30AM - 6PM EST
To contact us please fill out this form and we will contact you via email.