Ltttransfer2Buffers - LTT -184-8ch Referenzhandbuch

LTTTransfer2Buffers

Declaration:
long __stdcall LTTTransfer2Buffers(
unsigned short BufferType,
unsigned short BlockMode
);
Description:
Transfers the data from the recorder to the assigned buffers.
This call initiates the real transfer. The transfer can work in BLOCKED or
NONE_BLOCKED mode.
BLOCKED:
The call returns, when the transfer is done.
This is not possible with the STREAM buffer system.
NONE_BLOCKED:
The transfer is initiated and the call returns imediately.
The Transfer must be monitored with LTTDataTransferStatus.
Input:
BufferType
Reserved; Allways 0.
BlockMode
0 - (Blocked Mode)
1 - (NON-Blocked Mode)
Return:
-1 No LTT devices.
-2 No buffer type set.
-3 Transfer is active, so can't invoke another transfer !!
-4 File transfer already done. Reconfigure file buffer settings!
BLOCKED mode:
>=0 Number of transferred samples
CAUTION:
The amount of transferred samples must be checked against the requested
data length. If the amount of transferred samples is less than the requested
amount, an irrecoverable error has occurred during the transfer, which led to a
break of the transfer. In the data buffer the correctly transferred data are
stored up to the point where the error has occurred!!
NONE_BLOCKED mode:
0transfer
Beschreibung der DLL LTT2API 70
[Device]
invoked
Handbuch Version 3.11