#include "ltmm.h"
C Syntax |
HRESULT IltmmCapture_CopyTarget(pCapture, FileName, AllowEscAbort) |
C++ Syntax |
HRESULT CopyTarget(FileName, AllowEscAbort) |
IltmmCapture *pCapture; |
/* pointer to an interface */ |
BSTR FileName; |
/* name of the file */ |
VARIANT_BOOL AllowEscAbort; |
/* flag */ |
Copies the valid media data from the target to the specified file.
Parameter |
Description |
|
pCapture |
Pointer to an IltmmCapture interface. |
|
FileName |
Character string containing the destination file name. Valid data is copied to this file. |
|
AllowEscAbort |
Flag that determines whether pressing the ESC key will abort the copy operation. Possible values are: |
|
|
Value |
Meaning |
|
VARIANT_TRUE |
Pressing the ESC key will abort the copy operation. |
|
VARIANT_FALSE |
Pressing the ESC key will not abort the copy operation. |
Returns
S_OK |
The function was successful. |
<> S_OK |
An error occurred. Refer to the Error Codes or the HRESULT error codes in the DirectShow documentation. |
Comments
The new file will contain only valid data and therefore can be much shorter than the target. Typically, you will always capture to the same huge pre-allocated target and use this method to copy the data you want to save from each capture to a new file.
Required DLLs and Libraries
LTMM For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
Win32, x64
See Also
Elements: |
|
Topics: |
Example
For a C example, refer to Advanced Capture Application for C.
For a C++ example, refer to Advanced Capture Application for C++.