IltmmTargetFormat::get_ReadOnly
#include "ltmm.h"
C Syntax |
HRESULT IltmmTargetFormat__get_ReadOnly(pTargetFormat, pVal) |
C++ Syntax |
HRESULT get_ReadOnly(pVal) |
IltmmTargetFormat *pTargetFormat; |
/* pointer to an interface */ |
VARIANT_BOOL *pVal; |
/* pointer to a variable */ |
Queries whether the format is read-only.
Parameter |
Description |
|
pTargetFormat |
Pointer to an IltmmTargetFormat interface. |
|
pVal |
Pointer to a variable that indicates whether the format is read-only. Possible values are: |
|
|
Value |
Meaning |
|
VARIANT_TRUE |
The format is read-only. |
|
VARIANT_FALSE |
The format is for reading and writing. |
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
All predefined formats are marked as read-only, and cannot be modified or deleted.
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. |
See Also
Elements: |
IltmmTargetFormat::put_Selected, IltmmTargetFormats::get_Selection |
Topics: |
Example
For an example, refer to Selecting ltmmCapture Object TargetFormats for C.
For an example, refer to Selecting ltmmCapture Object TargetFormats for C++.
For an example, refer to Selecting ltmmConvert Object TargetFormats for C.
For an example, refer to Selecting ltmmConvert Object TargetFormats for C++.