Struct gstreamer::context::Context

pub struct Context { /* private fields */ }

Implementations

impl Context

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

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

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

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

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

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

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

pub fn is_writable(&self) -> bool

pub fn upcast(self) -> MiniObject

impl Context

pub fn new(context_type: &str, persistent: bool) -> Self

Creates a new context.

context_type

Context type

persistent

Persistent context

Returns

The new context.

Methods from Deref<Target = ContextRef>

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

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

pub fn copy(&self) -> Context

pub fn upcast_ref(&self) -> &MiniObjectRef

pub fn context_type(&self) -> &str

pub fn has_context_type(&self, context_type: &str) -> bool

pub fn is_persistent(&self) -> bool

pub fn structure(&self) -> &StructureRef

Trait Implementations

impl AsRef<ContextRef> for Context

fn as_ref(&self) -> &ContextRef

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

impl Borrow<ContextRef> for Context

fn borrow(&self) -> &ContextRef

Immutably borrows from an owned value.

impl Clone for Context

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 Context

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

Formats the value using the given formatter.

impl Deref for Context

type Target = ContextRef

The resulting type after dereferencing.

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

Dereferences the value.

impl Drop for Context

fn drop(&mut self)

Executes the destructor for this type.

impl From<Context> for Value

fn from(v: Context) -> Value

Converts to this type from the input type.

impl FromGlibContainerAsVec<*mut GstContext, *const *mut GstContext> for Context

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

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

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

impl FromGlibContainerAsVec<*mut GstContext, *mut *mut GstContext> for Context

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

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

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

impl FromGlibPtrArrayContainerAsVec<*mut GstContext, *const *mut GstContext> for Context

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

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

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

impl FromGlibPtrArrayContainerAsVec<*mut GstContext, *mut *mut GstContext> for Context

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

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

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

impl FromGlibPtrBorrow<*const GstContext> for Context

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

Safety

impl FromGlibPtrBorrow<*mut GstContext> for Context

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

Safety

impl FromGlibPtrFull<*const GstContext> for Context

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

Safety

impl FromGlibPtrFull<*mut GstContext> for Context

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

Safety

impl FromGlibPtrNone<*const GstContext> for Context

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

Safety

impl FromGlibPtrNone<*mut GstContext> for Context

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

Safety

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

type Checker = GenericValueTypeOrNoneChecker<&'a Context>

Value type checker.

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

Get the contained value from a Value.

impl<'a> FromValue<'a> for Context

type Checker = GenericValueTypeOrNoneChecker<Context>

Value type checker.

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

Get the contained value from a Value.

impl GlibPtrDefault for Context

type GlibType = *mut GstContext

impl HasParamSpec for Context

type ParamSpec = ParamSpecBoxed

type SetValue = Context

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

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

fn param_spec_builder() -> Self::BuilderFn

impl IntoGlibPtr<*mut GstContext> for Context

unsafe fn into_glib_ptr(self) -> *mut GstContext

Transfer: full.

impl IsMiniObject for Context

type RefType = ContextRef

type FfiType = GstContext

impl StaticType for Context

fn static_type() -> Type

Returns the type identifier of Self.

impl<'a> ToGlibContainerFromSlice<'a, *const *mut GstContext> for Context

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

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

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

fn to_glib_full_from_slice(_: &[Context]) -> *const *mut GstContext

impl<'a> ToGlibContainerFromSlice<'a, *mut *mut GstContext> for Context

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

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

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

fn to_glib_full_from_slice(t: &[Context]) -> *mut *mut GstContext

impl<'a> ToGlibPtr<'a, *const GstContext> for Context

type Storage = PhantomData<&'a Context>

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

Transfer: none.

fn to_glib_full(&self) -> *const GstContext

Transfer: full.

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

Transfer: container.

impl<'a> ToGlibPtr<'a, *mut GstContext> for Context

type Storage = PhantomData<&'a Context>

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

Transfer: none.

fn to_glib_full(&self) -> *mut GstContext

Transfer: full.

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

Transfer: container.

impl<'a> ToGlibPtrMut<'a, *mut GstContext> for Context

type Storage = PhantomData<&'a mut Context>

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

Transfer: none.

impl ToValue for Context

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 Context

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

Convert an Option to a Value.

impl ValueType for Context

type Type = Context

Type to get the Type from.

impl Send for Context

impl Sync for Context

impl TransparentPtrType for Context

impl ValueTypeOptional for Context