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#![allow(non_camel_case_types, non_snake_case)]
use crate::co;
use crate::decl::*;
use crate::kernel::ffi_types::*;
use crate::ole::privs::*;
use crate::prelude::*;
use crate::vt::*;
/// [`IMFMediaSource`](crate::IMFMediaSource) virtual table.
#[repr(C)]
pub struct IMFMediaSourceVT {
pub IMFMediaEventGeneratorVT: IMFMediaEventGeneratorVT,
pub GetCharacteristics: fn(COMPTR, *mut u32) -> HRES,
pub CreatePresentationDescriptor: fn(COMPTR, *mut COMPTR) -> HRES,
pub Start: fn(COMPTR, COMPTR, PCVOID, PCVOID) -> HRES,
pub Stop: fn(COMPTR) -> HRES,
pub Pause: fn(COMPTR) -> HRES,
pub Shutdown: fn(COMPTR) -> HRES,
}
com_interface! { IMFMediaSource: "279a808d-aec7-40c8-9c6b-a6b492c78a66";
/// [`IMFMediaSource`](https://learn.microsoft.com/en-us/windows/win32/api/mfidl/nn-mfidl-imfmediasource)
/// COM interface over [`IMFMediaSourceVT`](crate::vt::IMFMediaSourceVT).
///
/// Automatically calls
/// [`Release`](https://learn.microsoft.com/en-us/windows/win32/api/unknwn/nf-unknwn-iunknown-release)
/// when the object goes out of scope.
}
impl mf_IMFMediaEventGenerator for IMFMediaSource {}
impl mf_IMFMediaSource for IMFMediaSource {}
/// This trait is enabled with the `mf` feature, and provides methods for
/// [`IMFMediaSource`](crate::IMFMediaSource).
///
/// Prefer importing this trait through the prelude:
///
/// ```no_run
/// use winsafe::prelude::*;
/// ```
pub trait mf_IMFMediaSource: mf_IMFMediaEventGenerator {
/// [`IMFMediaSource::GetCharacteristics`](https://learn.microsoft.com/en-us/windows/win32/api/mfidl/nf-mfidl-imfmediasource-getcharacteristics)
/// method.
#[must_use]
fn GetCharacteristics(&self)-> HrResult<co::MFMEDIASOURCE> {
let mut characteristics = co::MFMEDIASOURCE::default();
ok_to_hrresult(
unsafe {
(vt::<IMFMediaSourceVT>(self).GetCharacteristics)(
self.ptr(),
characteristics.as_mut(),
)
},
).map(|_| characteristics)
}
fn_com_interface_get! { CreatePresentationDescriptor: IMFMediaSourceVT, IMFPresentationDescriptor;
/// [`IMFMediaSource::CreatePresentationDescriptor`](https://learn.microsoft.com/en-us/windows/win32/api/mfidl/nf-mfidl-imfmediasource-createpresentationdescriptor)
/// method.
}
fn_com_noparm! { Pause: IMFMediaSourceVT;
/// [`IMFMediaSource::Pause`](https://learn.microsoft.com/en-us/windows/win32/api/mfidl/nf-mfidl-imfmediasource-pause)
/// method.
}
fn_com_noparm! { Shutdown: IMFMediaSourceVT;
/// [`IMFMediaSource::Shutdown`](https://learn.microsoft.com/en-us/windows/win32/api/mfidl/nf-mfidl-imfmediasource-shutdown)
/// method.
}
/// [`IMFMediaSource::Start`](https://learn.microsoft.com/en-us/windows/win32/api/mfidl/nf-mfidl-imfmediasource-start)
/// method.
fn Start(&self,
presentation_descriptor: IMFPresentationDescriptor,
time_format: Option<&GUID>,
start_position: Option<&PROPVARIANT>,
) -> HrResult<()>
{
ok_to_hrresult(
unsafe {
(vt::<IMFMediaSourceVT>(self).Start)(
self.ptr(),
presentation_descriptor.ptr(),
time_format.unwrap_or(&GUID::default()) as *const _ as _,
start_position.unwrap_or(&PROPVARIANT::default()) as *const _ as _,
)
},
)
}
fn_com_noparm! { Stop: IMFMediaSourceVT;
/// [`IMFMediaSource::Stop`](https://learn.microsoft.com/en-us/windows/win32/api/mfidl/nf-mfidl-imfmediasource-stop)
/// method.
}
}