Struct gstreamer::query::Query

pub struct Query { /* private fields */ }

Implementations

impl Query

pub unsafe fn from_glib_ptr_borrow<'a>(ptr: *const *const GstQuery) -> &'a Self

pub unsafe fn from_glib_none(ptr: *const GstQuery) -> Self

pub unsafe fn from_glib_full(ptr: *const GstQuery) -> Self

pub unsafe fn from_glib_borrow(ptr: *const GstQuery) -> Borrowed<Self>

pub unsafe fn replace_ptr(&mut self, ptr: *mut GstQuery)

pub fn make_mut(&mut self) -> &mut QueryRef

pub fn get_mut(&mut self) -> Option<&mut QueryRef>

pub fn is_writable(&self) -> bool

pub fn upcast(self) -> MiniObject

Methods from Deref<Target = QueryRef>

pub fn as_ptr(&self) -> *const GstQuery

pub fn as_mut_ptr(&self) -> *mut GstQuery

pub fn copy(&self) -> Query

pub fn upcast_ref(&self) -> &MiniObjectRef

pub fn structure(&self) -> Option<&StructureRef>

pub fn is_downstream(&self) -> bool

pub fn is_upstream(&self) -> bool

pub fn is_serialized(&self) -> bool

pub fn view(&self) -> QueryView<'_>

Trait Implementations

impl AsRef<QueryRef> for Query

fn as_ref(&self) -> &QueryRef

Converts this type into a shared reference of the (usually inferred) input type.

impl Borrow<QueryRef> for Query

fn borrow(&self) -> &QueryRef

Immutably borrows from an owned value.

impl Clone for Query

fn clone(&self) -> Self

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Query

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Deref for Query

type Target = QueryRef

The resulting type after dereferencing.

fn deref(&self) -> &Self::Target

Dereferences the value.

impl Drop for Query

fn drop(&mut self)

Executes the destructor for this type.

impl From<AcceptCaps<Query>> for Query

fn from(concrete: AcceptCaps<Query>) -> Self

Converts to this type from the input type.

impl From<Allocation<Query>> for Query

fn from(concrete: Allocation<Query>) -> Self

Converts to this type from the input type.

impl From<Bitrate<Query>> for Query

fn from(concrete: Bitrate<Query>) -> Self

Converts to this type from the input type.

impl From<Buffering<Query>> for Query

fn from(concrete: Buffering<Query>) -> Self

Converts to this type from the input type.

impl From<Caps<Query>> for Query

fn from(concrete: Caps<Query>) -> Self

Converts to this type from the input type.

impl From<Context<Query>> for Query

fn from(concrete: Context<Query>) -> Self

Converts to this type from the input type.

impl From<Convert<Query>> for Query

fn from(concrete: Convert<Query>) -> Self

Converts to this type from the input type.

impl From<Custom<Query>> for Query

fn from(concrete: Custom<Query>) -> Self

Converts to this type from the input type.

impl From<Drain<Query>> for Query

fn from(concrete: Drain<Query>) -> Self

Converts to this type from the input type.

impl From<Duration<Query>> for Query

fn from(concrete: Duration<Query>) -> Self

Converts to this type from the input type.

impl From<Formats<Query>> for Query

fn from(concrete: Formats<Query>) -> Self

Converts to this type from the input type.

impl From<Latency<Query>> for Query

fn from(concrete: Latency<Query>) -> Self

Converts to this type from the input type.

impl From<Other<Query>> for Query

fn from(concrete: Other<Query>) -> Self

Converts to this type from the input type.

impl From<Position<Query>> for Query

fn from(concrete: Position<Query>) -> Self

Converts to this type from the input type.

impl From<Query> for Value

fn from(v: Query) -> Value

Converts to this type from the input type.

impl From<Scheduling<Query>> for Query

fn from(concrete: Scheduling<Query>) -> Self

Converts to this type from the input type.

impl From<Seeking<Query>> for Query

fn from(concrete: Seeking<Query>) -> Self

Converts to this type from the input type.

impl From<Segment<Query>> for Query

fn from(concrete: Segment<Query>) -> Self

Converts to this type from the input type.

impl From<Selectable<Query>> for Query

fn from(concrete: Selectable<Query>) -> Self

Converts to this type from the input type.

impl From<Uri<Query>> for Query

fn from(concrete: Uri<Query>) -> Self

Converts to this type from the input type.

impl FromGlibContainerAsVec<*mut GstQuery, *const *mut GstQuery> for Query

unsafe fn from_glib_none_num_as_vec( ptr: *const *mut GstQuery, num: usize ) -> Vec<Self>

unsafe fn from_glib_container_num_as_vec( _: *const *mut GstQuery, _: usize ) -> Vec<Self>

unsafe fn from_glib_full_num_as_vec( _: *const *mut GstQuery, _: usize ) -> Vec<Self>

impl FromGlibContainerAsVec<*mut GstQuery, *mut *mut GstQuery> for Query

unsafe fn from_glib_none_num_as_vec( ptr: *mut *mut GstQuery, num: usize ) -> Vec<Self>

unsafe fn from_glib_container_num_as_vec( ptr: *mut *mut GstQuery, num: usize ) -> Vec<Self>

unsafe fn from_glib_full_num_as_vec( ptr: *mut *mut GstQuery, num: usize ) -> Vec<Self>

impl FromGlibPtrArrayContainerAsVec<*mut GstQuery, *const *mut GstQuery> for Query

unsafe fn from_glib_none_as_vec(ptr: *const *mut GstQuery) -> Vec<Self>

unsafe fn from_glib_container_as_vec(_: *const *mut GstQuery) -> Vec<Self>

unsafe fn from_glib_full_as_vec(_: *const *mut GstQuery) -> Vec<Self>

impl FromGlibPtrArrayContainerAsVec<*mut GstQuery, *mut *mut GstQuery> for Query

unsafe fn from_glib_none_as_vec(ptr: *mut *mut GstQuery) -> Vec<Self>

unsafe fn from_glib_container_as_vec(ptr: *mut *mut GstQuery) -> Vec<Self>

unsafe fn from_glib_full_as_vec(ptr: *mut *mut GstQuery) -> Vec<Self>

impl FromGlibPtrBorrow<*const GstQuery> for Query

unsafe fn from_glib_borrow(ptr: *const GstQuery) -> Borrowed<Self>

Safety

impl FromGlibPtrBorrow<*mut GstQuery> for Query

unsafe fn from_glib_borrow(ptr: *mut GstQuery) -> Borrowed<Self>

Safety

impl FromGlibPtrFull<*const GstQuery> for Query

unsafe fn from_glib_full(ptr: *const GstQuery) -> Self

Safety

impl FromGlibPtrFull<*mut GstQuery> for Query

unsafe fn from_glib_full(ptr: *mut GstQuery) -> Self

Safety

impl FromGlibPtrNone<*const GstQuery> for Query

unsafe fn from_glib_none(ptr: *const GstQuery) -> Self

Safety

impl FromGlibPtrNone<*mut GstQuery> for Query

unsafe fn from_glib_none(ptr: *mut GstQuery) -> Self

Safety

impl<'a> FromValue<'a> for &'a Query

type Checker = GenericValueTypeOrNoneChecker<&'a Query>

Value type checker.

unsafe fn from_value(value: &'a Value) -> Self

Get the contained value from a Value.

impl<'a> FromValue<'a> for Query

type Checker = GenericValueTypeOrNoneChecker<Query>

Value type checker.

unsafe fn from_value(value: &'a Value) -> Self

Get the contained value from a Value.

impl GlibPtrDefault for Query

type GlibType = *mut GstQuery

impl HasParamSpec for Query

type ParamSpec = ParamSpecBoxed

type SetValue = Query

Preferred value to be used as setter for the associated ParamSpec.

type BuilderFn = fn(_: &str) -> ParamSpecBoxedBuilder<'_, Query>

fn param_spec_builder() -> Self::BuilderFn

impl IntoGlibPtr<*mut GstQuery> for Query

unsafe fn into_glib_ptr(self) -> *mut GstQuery

Transfer: full.

impl IsMiniObject for Query

type RefType = QueryRef

type FfiType = GstQuery

impl StaticType for Query

fn static_type() -> Type

Returns the type identifier of Self.

impl<'a> ToGlibContainerFromSlice<'a, *const *mut GstQuery> for Query

type Storage = (PhantomData<&'a [Query]>, Option<Vec<*mut GstQuery>>)

fn to_glib_none_from_slice( t: &'a [Query] ) -> (*const *mut GstQuery, Self::Storage)

fn to_glib_container_from_slice( _: &'a [Query] ) -> (*const *mut GstQuery, Self::Storage)

fn to_glib_full_from_slice(_: &[Query]) -> *const *mut GstQuery

impl<'a> ToGlibContainerFromSlice<'a, *mut *mut GstQuery> for Query

type Storage = (PhantomData<&'a [Query]>, Option<Vec<*mut GstQuery>>)

fn to_glib_none_from_slice( t: &'a [Query] ) -> (*mut *mut GstQuery, Self::Storage)

fn to_glib_container_from_slice( t: &'a [Query] ) -> (*mut *mut GstQuery, Self::Storage)

fn to_glib_full_from_slice(t: &[Query]) -> *mut *mut GstQuery

impl<'a> ToGlibPtr<'a, *const GstQuery> for Query

type Storage = PhantomData<&'a Query>

fn to_glib_none(&'a self) -> Stash<'a, *const GstQuery, Self>

Transfer: none.

fn to_glib_full(&self) -> *const GstQuery

Transfer: full.

fn to_glib_container(&'a self) -> Stash<'a, P, Self>

Transfer: container.

impl<'a> ToGlibPtr<'a, *mut GstQuery> for Query

type Storage = PhantomData<&'a Query>

fn to_glib_none(&'a self) -> Stash<'a, *mut GstQuery, Self>

Transfer: none.

fn to_glib_full(&self) -> *mut GstQuery

Transfer: full.

fn to_glib_container(&'a self) -> Stash<'a, P, Self>

Transfer: container.

impl<'a> ToGlibPtrMut<'a, *mut GstQuery> for Query

type Storage = PhantomData<&'a mut Query>

fn to_glib_none_mut(&'a mut self) -> StashMut<'_, *mut GstQuery, Self>

Transfer: none.

impl ToValue for Query

fn to_value(&self) -> Value

Convert a value to a Value.

fn value_type(&self) -> Type

Returns the type identifier of self.

impl ToValueOptional for Query

fn to_value_optional(s: Option<&Self>) -> Value

Convert an Option to a Value.

impl ValueType for Query

type Type = Query

Type to get the Type from.

impl Send for Query

impl Sync for Query

impl TransparentPtrType for Query

impl ValueTypeOptional for Query