Type Definition windows_sys::Win32::Media::DirectShow::PDXVA2SW_GETVIDEOPROCESSORSUBSTREAMFORMATCOUNT

pub type PDXVA2SW_GETVIDEOPROCESSORSUBSTREAMFORMATCOUNT = Option<unsafe extern "system" fn(pvideodesc: *const DXVA2_VideoDesc, rendertargetformat: D3DFORMAT, pcount: *mut u32) -> HRESULT>;

Required features: "Win32_Media_DirectShow", "Win32_Graphics_Direct3D9", "Win32_Media_MediaFoundation"