Struct winsafe::IMediaControl

pub struct IMediaControl(/* private fields */);

Available on crate feature dshow only.

IMediaControl COM interface over IMediaControlVT.

Automatically calls IUnknown::Release when the object goes out of scope.

Examples

use winsafe::{self as w, prelude::*};

let graph_builder: w::IGraphBuilder; // initialized somewhere

let media_control = graph_builder
    .QueryInterface::<w::IMediaControl>()?;

Trait Implementations

impl Clone for IMediaControl

fn clone(&self) -> Self

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Drop for IMediaControl

fn drop(&mut self)

Executes the destructor for this type.

impl dshow_IMediaControl for IMediaControl

fn AddSourceFilter(&self, file_name: &str) -> HrResult<IDispatch>

IMediaControl::AddSourceFilter method.

fn GetState(&self, ms_timeout: Option<i32>) -> HrResult<FILTER_STATE>

IMediaControl::GetState method.

fn Pause(&self) -> HrResult<bool>

IMediaControl::Pause method.

fn RenderFile(&self, file_name: &str) -> HrResult<()>

IMediaControl::RenderFile method.

fn Run(&self) -> HrResult<bool>

IMediaControl::Run method.

fn Stop(&self) -> HrResult<()>

IMediaControl::Stop method.

fn StopWhenReady(&self) -> HrResult<bool>

IMediaControl::StopWhenReady method.

impl ole_IUnknown for IMediaControl

const IID: IID = _

Available on crate feature ole only.

The COM interface ID.

unsafe fn from_ptr(p: *mut c_void) -> Self

Available on crate feature ole only.

Creates an object from a COM virtual table pointer.

unsafe fn as_mut(&mut self) -> &mut *mut c_void

Available on crate feature ole only.

Returns a mutable reference do the underlying COM virtual table pointer.

fn ptr(&self) -> *mut c_void

Available on crate feature ole only.

Returns the pointer to the underlying COM virtual table.

unsafe fn null() -> Self

Available on crate feature ole only.

Creates an object from a null COM virtual table pointer.

fn leak(&mut self) -> *mut c_void

Available on crate feature ole only.

Returns the pointer to the underlying COM virtual table and sets the internal pointer to null, so that Release won’t be called.

fn QueryInterface<T>(&self) -> HrResult<T>

where T: ole_IUnknown,

Available on crate feature ole only.

IUnknown::QueryInterface method.

impl oleaut_IDispatch for IMediaControl

fn GetIDsOfNames( &self, names: &[impl AsRef<str>], lcid: LCID ) -> HrResult<Vec<i32>>

Available on crate feature oleaut only.

IDispatch::GetIDsOfNames method.

fn GetTypeInfoCount(&self) -> HrResult<u32>

Available on crate feature oleaut only.

IDispatch::GetTypeInfoCount method.

fn GetTypeInfo(&self, info_type: u32, lcid: LCID) -> HrResult<ITypeInfo>

Available on crate feature oleaut only.

IDispatch::GetTypeInfo method.

impl Send for IMediaControl