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#![allow(non_camel_case_types, non_snake_case)]
use crate::decl::*;
use crate::kernel::ffi_types::*;
use crate::ole::privs::*;
use crate::prelude::*;
use crate::vt::*;
/// [`IFilterGraph`](crate::IFilterGraph) virtual table.
#[repr(C)]
pub struct IFilterGraphVT {
pub IUnknownVT: IUnknownVT,
pub AddFilter: fn(COMPTR, COMPTR, PCSTR) -> HRES,
pub RemoveFilter: fn(COMPTR, COMPTR) -> HRES,
pub EnumFilters: fn(COMPTR, *mut COMPTR) -> HRES,
pub FindFilterByName: fn(COMPTR, PCSTR, *mut COMPTR) -> HRES,
pub ConnectDirect: fn(COMPTR, COMPTR, COMPTR, PCVOID) -> HRES,
pub Reconnect: fn(COMPTR, COMPTR) -> HRES,
pub Disconnect: fn(COMPTR, COMPTR) -> HRES,
pub SetDefaultSyncSource: fn(COMPTR) -> HRES,
}
com_interface! { IFilterGraph: "56a8689f-0ad4-11ce-b03a-0020af0ba770";
/// [`IFilterGraph`](https://learn.microsoft.com/en-us/windows/win32/api/strmif/nn-strmif-ifiltergraph)
/// COM interface over [`IFilterGraphVT`](crate::vt::IFilterGraphVT).
///
/// Automatically calls
/// [`IUnknown::Release`](https://learn.microsoft.com/en-us/windows/win32/api/unknwn/nf-unknwn-iunknown-release)
/// when the object goes out of scope.
}
impl dshow_IFilterGraph for IFilterGraph {}
/// This trait is enabled with the `dshow` feature, and provides methods for
/// [`IFilterGraph`](crate::IFilterGraph).
///
/// Prefer importing this trait through the prelude:
///
/// ```no_run
/// use winsafe::prelude::*;
/// ```
pub trait dshow_IFilterGraph: ole_IUnknown {
/// [`IFilterGraph::AddFilter`](https://learn.microsoft.com/en-us/windows/win32/api/strmif/nf-strmif-ifiltergraph-addfilter)
/// method.
fn AddFilter(&self,
filter: &impl dshow_IBaseFilter,
name: &str,
) -> HrResult<()>
{
ok_to_hrresult(
unsafe {
(vt::<IFilterGraphVT>(self).AddFilter)(
self.ptr(),
filter.ptr(),
WString::from_str(name).as_ptr(),
)
},
)
}
/// [`IFilterGraph::ConnectDirect`](https://learn.microsoft.com/en-us/windows/win32/api/strmif/nf-strmif-ifiltergraph-connectdirect)
/// method.
fn ConnectDirect(&self,
pin_out: &impl dshow_IPin,
pin_in: &impl dshow_IPin,
mt: Option<&AM_MEDIA_TYPE>,
) -> HrResult<()>
{
ok_to_hrresult(
unsafe {
(vt::<IFilterGraphVT>(self).ConnectDirect)(
self.ptr(),
pin_out.ptr(),
pin_in.ptr(),
mt.map_or(std::ptr::null_mut(), |amt| amt as *const _ as _),
)
},
)
}
/// [`IFilterGraph::Disconnect`](https://learn.microsoft.com/en-us/windows/win32/api/strmif/nf-strmif-ifiltergraph-disconnect)
/// method.
fn Disconnect(&self, pin: &impl dshow_IPin) -> HrResult<()> {
ok_to_hrresult(
unsafe {
(vt::<IFilterGraphVT>(self).Disconnect)(self.ptr(), pin.ptr())
},
)
}
fn_com_interface_get! { EnumFilters: IFilterGraphVT, IEnumFilters;
/// [`IFilterGraph::EnumFilters`](https://learn.microsoft.com/en-us/windows/win32/api/strmif/nf-strmif-ifiltergraph-enumfilters)
/// method.
}
/// [`IFilterGraph::FindFilterByName`](https://learn.microsoft.com/en-us/windows/win32/api/strmif/nf-strmif-ifiltergraph-findfilterbyname)
/// method.
#[must_use]
fn FindFilterByName(&self, name: &str) -> HrResult<IBaseFilter> {
let mut queried = unsafe { IBaseFilter::null() };
ok_to_hrresult(
unsafe {
(vt::<IFilterGraphVT>(self).FindFilterByName)(
self.ptr(),
WString::from_str(name).as_ptr(),
queried.as_mut(),
)
},
).map(|_| queried)
}
/// [`IFilterGraph::Reconnect`](https://learn.microsoft.com/en-us/windows/win32/api/strmif/nf-strmif-ifiltergraph-reconnect)
/// method.
fn Reconnect(&self, pin: &impl dshow_IPin) -> HrResult<()> {
ok_to_hrresult(
unsafe {
(vt::<IFilterGraphVT>(self).Reconnect)(self.ptr(), pin.ptr())
},
)
}
/// [`IFilterGraph::RemoveFilter`](https://learn.microsoft.com/en-us/windows/win32/api/strmif/nf-strmif-ifiltergraph-removefilter)
/// method.
fn RemoveFilter(&self, filter: &impl dshow_IBaseFilter) -> HrResult<()> {
ok_to_hrresult(
unsafe {
(vt::<IFilterGraphVT>(self).RemoveFilter)(
self.ptr(),
filter.ptr(),
)
},
)
}
fn_com_noparm! { SetDefaultSyncSource: IFilterGraphVT;
/// [`IFilterGraph::SetDefaultSyncSource`](https://learn.microsoft.com/en-us/windows/win32/api/strmif/nf-strmif-ifiltergraph-setdefaultsyncsource)
/// method.
}
}