Struct gstreamer::query::Allocation

pub struct Allocation<T = QueryRef>(/* private fields */);

Implementations

impl Allocation

pub fn query(&self) -> &QueryRef

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

impl Allocation<Query>

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

impl Allocation<Query>

pub fn new(caps: Option<&Caps>, need_pool: bool) -> Self

impl Allocation

pub fn get(&self) -> (Option<&CapsRef>, bool)

pub fn get_owned(&self) -> (Option<Caps>, bool)

pub fn allocation_params(&self) -> Vec<(Option<Allocator>, AllocationParams)>

pub fn allocation_pools(&self) -> Vec<(Option<BufferPool>, u32, u32, u32)>

pub fn allocation_metas(&self) -> Vec<(Type, Option<&StructureRef>)>

pub fn find_allocation_meta<U: MetaAPI>(&self) -> Option<u32>

pub fn add_allocation_pool( &mut self, pool: Option<&impl IsA<BufferPool>>, size: u32, min_buffers: u32, max_buffers: u32, )

pub fn set_nth_allocation_pool( &mut self, idx: u32, pool: Option<&impl IsA<BufferPool>>, size: u32, min_buffers: u32, max_buffers: u32, )

pub fn remove_nth_allocation_pool(&mut self, idx: u32)

pub fn add_allocation_param( &mut self, allocator: Option<&impl IsA<Allocator>>, params: AllocationParams, )

pub fn set_nth_allocation_param( &mut self, idx: u32, allocator: Option<&impl IsA<Allocator>>, params: AllocationParams, )

pub fn remove_nth_allocation_param(&mut self, idx: u32)

pub fn add_allocation_meta<U: MetaAPI>( &mut self, structure: Option<&StructureRef>, )

pub fn remove_nth_allocation_meta(&mut self, idx: u32)

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 upcast_mut(&mut self) -> &mut MiniObjectRef

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

pub fn structure_mut(&mut self) -> &mut StructureRef

pub fn is_downstream(&self) -> bool

pub fn is_upstream(&self) -> bool

pub fn is_serialized(&self) -> bool

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

pub fn view_mut(&mut self) -> QueryViewMut<'_>

Trait Implementations

impl Borrow<Allocation> for Allocation<Query>

fn borrow(&self) -> &Allocation

Immutably borrows from an owned value.

impl BorrowMut<Allocation> for Allocation<Query>

fn borrow_mut(&mut self) -> &mut Allocation

Mutably borrows from an owned value.

impl Debug for Allocation

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

Formats the value using the given formatter.

impl Debug for Allocation<Query>

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

Formats the value using the given formatter.

impl Deref for Allocation

type Target = QueryRef

The resulting type after dereferencing.

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

Dereferences the value.

impl Deref for Allocation<Query>

type Target = Allocation

The resulting type after dereferencing.

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

Dereferences the value.

impl DerefMut for Allocation

fn deref_mut(&mut self) -> &mut Self::Target

Mutably dereferences the value.

impl DerefMut for Allocation<Query>

fn deref_mut(&mut self) -> &mut Self::Target

Mutably dereferences the value.

impl From<Allocation<Query>> for Query

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

Converts to this type from the input type.

impl ToOwned for Allocation

type Owned = Allocation<Query>

The resulting type after obtaining ownership.

fn to_owned(&self) -> Self::Owned

Creates owned data from borrowed data, usually by cloning.

fn clone_into(&self, target: &mut Self::Owned)

Uses borrowed data to replace owned data, usually by cloning.