References ▼
The ltmmDVD_RELATIVE_BUTTON constants identify the four directional buttons used for digital video disc (DVD) menu navigation and other operations. The values listed below can be used with the IltmmDVDControl interface.
typedef enum ltmmDVD_RELATIVE_BUTTON{ltmmDVD_Relative_Upper = 1,ltmmDVD_Relative_Lower = 2,ltmmDVD_Relative_Left = 3,ltmmDVD_Relative_Right = 4} ltmmDVD_RELATIVE_BUTTON;
[1] Upper button.
[2] Lower button.
[3] Left button.
[4] Right button.
For more detailed information, see the Microsoft documentation for the DVD_RELATIVE_BUTTON Enumeration.
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