Struct gstreamer::structure::Structure

pub struct Structure(_, _);

Methods

impl Structure

pub fn builder(name: &str) -> Builder

pub fn new_empty(name: &str) -> Structure

pub fn new(name: &str, values: &[(&str, &dyn ToSendValue)]) -> Structure

pub fn from_string(s: &str) -> Option<Structure>

pub unsafe fn into_ptr(self) -> *mut GstStructure

Methods from Deref<Target = StructureRef>

pub unsafe fn as_ptr(&self) -> *const GstStructure

pub unsafe fn as_mut_ptr(&self) -> *mut GstStructure

pub fn to_string(&self) -> String

pub fn get<'a, T: FromValueOptional<'a>>(&'a self, name: &str) -> Option<T>

pub fn get_value<'a>(&'a self, name: &str) -> Option<&SendValue>

pub fn set<T: ToSendValue>(&mut self, name: &str, value: &T)

pub fn set_value(&mut self, name: &str, value: SendValue)

pub fn get_name(&self) -> &str

pub fn set_name(&mut self, name: &str)

pub fn has_field(&self, field: &str) -> bool

pub fn has_field_with_type(&self, field: &str, type_: Type) -> bool

pub fn remove_field(&mut self, field: &str)

pub fn remove_fields(&mut self, fields: &[&str])

pub fn remove_all_fields(&mut self)

Important traits for FieldIterator<'a>

impl<'a> Iterator for FieldIterator<'a> type Item = &'a str;

pub fn fields(&self) -> FieldIterator

Important traits for Iter<'a>

impl<'a> Iterator for Iter<'a> type Item = (&'a str, &'a SendValue);

pub fn iter(&self) -> Iter

pub fn get_nth_field_name(&self, idx: u32) -> Option<&str>

pub fn n_fields(&self) -> u32

pub fn can_intersect(&self, other: &StructureRef) -> bool

pub fn intersect(&self, other: &StructureRef) -> Option<Structure>

pub fn is_subset(&self, superset: &StructureRef) -> bool

pub fn fixate(&mut self)

pub fn fixate_field(&mut self, name: &str) -> bool

pub fn fixate_field_bool(&mut self, name: &str, target: bool) -> bool

pub fn fixate_field_str(&mut self, name: &str, target: &str) -> bool

pub fn fixate_field_nearest_double(&mut self, name: &str, target: f64) -> bool

pub fn fixate_field_nearest_fraction<T: Into<Fraction>>(
    &mut self,
    name: &str,
    target: T
) -> bool

pub fn fixate_field_nearest_int(&mut self, name: &str, target: i32) -> bool

Trait Implementations

impl PartialEq<Structure> for Structure

fn eq(&self, other: &Structure) -> bool

This method tests for self and other values to be equal, and is used by ==.

#[must_use] fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl PartialEq<StructureRef> for Structure

fn eq(&self, other: &StructureRef) -> bool

This method tests for self and other values to be equal, and is used by ==.

#[must_use] fn ne(&self, other: &Rhs) -> bool

This method tests for !=.

impl Clone for Structure

fn clone(&self) -> Self

Returns a copy of the value.

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

Performs copy-assignment from source.

impl AsMut<StructureRef> for Structure

fn as_mut(&mut self) -> &mut StructureRef

Performs the conversion.

impl AsRef<StructureRef> for Structure

fn as_ref(&self) -> &StructureRef

Performs the conversion.

impl Eq for Structure

impl Sync for Structure

impl Send for Structure

impl Drop for Structure

fn drop(&mut self)

Executes the destructor for this type.

impl DerefMut for Structure

fn deref_mut(&mut self) -> &mut StructureRef

Mutably dereferences the value.

impl Deref for Structure

type Target = StructureRef

The resulting type after dereferencing.

fn deref(&self) -> &StructureRef

Dereferences the value.

impl Display for Structure

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

Formats the value using the given formatter.

impl Debug for Structure

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

Formats the value using the given formatter.

impl FromStr for Structure

type Err = ()

The associated error which can be returned from parsing.

fn from_str(s: &str) -> Result<Self, ()>

Parses a string s to return a value of this type.

impl Borrow<StructureRef> for Structure

fn borrow(&self) -> &StructureRef

Immutably borrows from an owned value.

impl BorrowMut<StructureRef> for Structure

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

Mutably borrows from an owned value.

impl FromGlibPtrFull<*const GstStructure> for Structure

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

impl FromGlibPtrFull<*mut GstStructure> for Structure

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

impl<'a> ToGlibPtrMut<'a, *mut GstStructure> for Structure

type Storage = &'a mut Self

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

Transfer: none.

impl FromGlibPtrNone<*const GstStructure> for Structure

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

impl FromGlibPtrNone<*mut GstStructure> for Structure

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

impl GlibPtrDefault for Structure

type GlibType = *mut GstStructure

impl<'a> ToGlibPtr<'a, *const GstStructure> for Structure

type Storage = &'a Self

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

Transfer: none.

fn to_glib_full(&self) -> *const GstStructure

Transfer: full.

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

Transfer: container.

impl<'a> ToGlibPtr<'a, *mut GstStructure> for Structure

type Storage = &'a Self

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

Transfer: none.

fn to_glib_full(&self) -> *mut GstStructure

Transfer: full.

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

Transfer: container.

impl StaticType for Structure

fn static_type() -> Type

Returns the type identifier of Self.

impl<'a> FromValueOptional<'a> for Structure

unsafe fn from_value_optional(v: &'a Value) -> Option<Self>

impl SetValue for Structure

unsafe fn set_value(v: &mut Value, s: &Self)

impl SetValueOptional for Structure

unsafe fn set_value_optional(v: &mut Value, s: Option<&Self>)