Struct gstreamer::meta::MetaRef

pub struct MetaRef<'a, T: 'a> { /* private fields */ }

Implementations

impl<'a, T> MetaRef<'a, T>

pub fn api(&self) -> Type

pub fn flags(&self) -> MetaFlags

pub fn type_(&self) -> Type

pub fn seqnum(&self) -> MetaSeqnum

Available on crate feature v1_16 only.

pub fn as_ptr(&self) -> *const T::GstTypewhere
    T: MetaAPI,

impl<'a> MetaRef<'a, Meta>

pub fn downcast_ref<T: MetaAPI>(&self) -> Option<&MetaRef<'a, T>>

pub fn try_as_custom_meta(&self) -> Option<&MetaRef<'a, CustomMeta>>

Available on crate feature v1_20 only.

Trait Implementations

impl<'a, T> AsRef<MetaRef<'a, T>> for MetaRef<'a, T>

fn as_ref(&self) -> &MetaRef<'a, T>

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

impl<'a, T, U> AsRef<MetaRef<'a, T>> for MetaRefMut<'a, T, U>

fn as_ref(&self) -> &MetaRef<'a, T>

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

impl<'a, T: Debug + 'a> Debug for MetaRef<'a, T>

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

Formats the value using the given formatter.

impl<'a, T> Deref for MetaRef<'a, T>

type Target = T

The resulting type after dereferencing.

fn deref(&self) -> &T

Dereferences the value.