VideoPlayer.OSDItemPictureMemoryChange method |
|
Remarks
Changes the picture for an existing graphical item on the On-Screen-Display (OSD).
For further details about the use of the embedded video player see the VideoPlayer object section.
For details about video clips rendering refer to the How to play video files through DirectShow tutorial.
Syntax
[Visual Basic] control.VideoPlayer.OSDItemPictureMemoryChange ( nPlayer as Integer, nItemUniqueId as Long, pBuffer as Variant, nBufferLength as Long ) as enumErrorCodes |
[C++] short control.VideoPlayer.OSDItemPictureMemoryChange ( short nPlayer, long nItemUniqueId, const VARIANT FAR& pBuffer, long nBufferLength ); |
Parameter |
Description |
|
|
nPlayer |
Number representing the zero-based index of the player that will use the video player. |
nItemUniqueId |
Unique identifier of item returned by a previous call to the VideoPlayer.OSDItemPictureMemoryAdd method |
pBuffer |
Variant parameter containing the pointer to the picture file previously loaded in memory. Accepted picture formats are BMP, GIF, JPEG and PNG. |
nBufferLength |
Length in bytes of the given buffer |
Return value
Value |
Meaning |
|
|
Negative value |
An error occurred, check the LastError property value in order to get the error code |
enumErrorCodes.ERR_NOERROR (0) |
The method call was successful |