IDirectXVideoProcessorService::GetVideoProcessorSubStreamFormats method (dxva2api.h)
Gets a list of substream formats supported by a specified video processor device.
Syntax
HRESULT GetVideoProcessorSubStreamFormats(
[in] REFGUID VideoProcDeviceGuid,
[in] const DXVA2_VideoDesc *pVideoDesc,
[in] D3DFORMAT RenderTargetFormat,
[out] UINT *pCount,
[out] D3DFORMAT **pFormats
);
Parameters
[in] VideoProcDeviceGuid
A GUID that identifies the video processor device. To get the list of video processor GUIDs, call IDirectXVideoProcessorService::GetVideoProcessorDeviceGuids.
[in] pVideoDesc
A pointer to a DXVA2_VideoDesc structure that describes the video content.
[in] RenderTargetFormat
The format of the render target surface, specified as a D3DFORMAT value. For more information, see the Direct3D documentation. You can also use a FOURCC code to specify a format that is not defined in the D3DFORMAT enumeration. See Video FOURCCs.
[out] pCount
Receives the number of elements returned in the ppFormats array.
[out] pFormats
Receives an array of D3DFORMAT values. The caller must free the array by calling CoTaskMemFree. The array can contain both RGB and YUB pixel formats.
Return value
If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows Vista [desktop apps only] |
| Minimum supported server | Windows Server 2008 [desktop apps only] |
| Target Platform | Windows |
| Header | dxva2api.h |