Notitie
Voor toegang tot deze pagina is autorisatie vereist. U kunt proberen u aan te melden of de directory te wijzigen.
Voor toegang tot deze pagina is autorisatie vereist. U kunt proberen de mappen te wijzigen.
Windows Media Device Manager calls GetObjectAttributes when a file is written to the device in order to learn the attributes of the file.
Syntax
HRESULT GetObjectAttributes2(
[out] DWORD *pdwAttributes,
[out] DWORD *pdwAttributesEx,
[out] _WAVEFORMATEX *pAudioFormat,
[out] _VIDEOINFOHEADER *pVideoFormat
);
Parameters
[out] pdwAttributes
Pointer to a DWORD specifying the storage attributes defined in the IWMDMStorage::GetAttributes method.
[out] pdwAttributesEx
Pointer to a DWORD specifying extended attributes. There are currently no extended attributes defined.
[out] pAudioFormat
Optional pointer to a _WAVEFORMATEX structure that specifies audio file attributes.
[out] pVideoFormat
Optional pointer to a _VIDEOINFOHEADER structure that specifies video object attributes.
Return value
The application should return one of the following HRESULT values.
| Return code | Description |
|---|---|
|
The read operation should continue. |
|
The read operation should be cancelled without finishing. |
|
An unspecified error occurred, and the read operation should be cancelled without finishing. |
Requirements
| Requirement | Value |
|---|---|
| Target Platform | Windows |
| Header | mswmdm.h |
| Library | Mssachlp.lib |