Struct winsafe::IEnumMediaTypes

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

Available on crate feature dshow only.

IEnumMediaTypes COM interface over IEnumMediaTypesVT.

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

Trait Implementations

impl Clone for IEnumMediaTypes

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 IEnumMediaTypes

fn drop(&mut self)

Executes the destructor for this type.

impl dshow_IEnumMediaTypes for IEnumMediaTypes

fn iter(&self) -> impl Iterator<Item = HrResult<&AM_MEDIA_TYPE<'_>>> + '_

Returns an iterator over the AM_MEDIA_TYPE elements which calls IEnumMediaTypes::next internally.

fn Next(&self, mt: &mut AM_MEDIA_TYPE<'_>) -> HrResult<bool>

IEnumMediaTypes::Next method.

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

IEnumMediaTypes::Reset method.

fn Skip(&self, count: u32) -> HrResult<bool>

IEnumMediaTypes::Skip method.

impl ole_IUnknown for IEnumMediaTypes

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 Send for IEnumMediaTypes