PrlCVSrc_GetBuffer Function

Returns frame buffer pointer and size.

Syntax

PRL_RESULT PrlCVSrc_GetBuffer(
    PRL_HANDLE hCVSrc, 
    PRL_VOID_PTR_PTR pPtr, 
    PRL_UINT32_PTR uSize
);

hCVSrc

[in] A handle of type PHT_CVSRC identifying the source.

pPtr

[out] Will receive pointer on frame buffer.

uSize

[out] Will receive size of frame buffer(in bytes).

PRL_RESULT . Possible values: PRL_ERR_UNINITIALIZED - SDK was not properly initialized. PRL_ERR_INVALID_ARG - specified arguments are invalid. PRL_ERR_OUT_OF_MEMORY - not enough memory. PRL_ERR_SUCCESS - function completed successfully.

Source IO channel must be opened with PrlCVSrc_Open () and buffer must be locked with PrlCVSrc_LockBuffer ().