VideoPlayer.OSDItemPictureMemoryChange method |
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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 class section.
For details about video clips rendering refer to the How to play video files through DirectShow tutorial.
Syntax
[Visual Basic] Public Function OSDItemPictureMemoryChange ( nPlayerIndex as Int16, nItemUniqueId as Int32, pBuffer() as Byte, nBufferLength as Int32 ) as enumErrorCodes |
[C#] public enumErrorCodes OSDItemPictureMemoryChange ( Int16 nPlayerIndex, Int32 nItemUniqueId, byte[] pBuffer, Int32 nBufferLength ); |
[C++] public: enumErrorCodes OSDItemPictureMemoryChange ( Int16 nPlayerIndex, Int32 nItemUniqueId, unsigned char __gc[] pBuffer, Int32 nBufferLength ); |
Parameter |
Description |
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nPlayerIndex |
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 |
Buffer containing 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 |
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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 |